<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019e6f26-6909-7304-9e19-e76704f1e4dc,g:eead907a-d5de-4cbc-ab8c-c27e81e28efb-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.prospectstreet.com/role/Cover" xlink:type="simple" xlink:href="psec-20260630.xsd#Cover"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/Cover" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_CoverAbstract_019e6f26-80d8-7188-a0f8-921a26ad9802" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_CoverAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentInformationTable_019e6f26-80d8-7342-9660-8d2ea3489e74" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentInformationTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019e6f26-80d8-7188-a0f8-921a26ad9802" xlink:to="loc_dei_DocumentInformationTable_019e6f26-80d8-7342-9660-8d2ea3489e74" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_019e6f26-80d8-745e-91b7-de5aa1189d34" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationTable_019e6f26-80d8-7342-9660-8d2ea3489e74" xlink:to="loc_us-gaap_StatementClassOfStockAxis_019e6f26-80d8-745e-91b7-de5aa1189d34" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019e6f26-80d8-7c92-9570-a78c4ed43102" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019e6f26-80d8-745e-91b7-de5aa1189d34" xlink:to="loc_us-gaap_ClassOfStockDomain_019e6f26-80d8-7c92-9570-a78c4ed43102" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_019e6f26-80d8-79c6-b3fa-76e2ebd0be44" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019e6f26-80d8-7c92-9570-a78c4ed43102" xlink:to="loc_us-gaap_CommonStockMember_019e6f26-80d8-79c6-b3fa-76e2ebd0be44" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A535SeriesAFixedRateCumulativePerpetualPreferredStockMember_019e6f26-80d8-72a1-ab7c-4652d47ff15f" xlink:href="psec-20260630.xsd#psec_A535SeriesAFixedRateCumulativePerpetualPreferredStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019e6f26-80d8-7c92-9570-a78c4ed43102" xlink:to="loc_psec_A535SeriesAFixedRateCumulativePerpetualPreferredStockMember_019e6f26-80d8-72a1-ab7c-4652d47ff15f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentInformationLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationTable_019e6f26-80d8-7342-9660-8d2ea3489e74" xlink:to="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_019e6f26-80d8-71ba-ba26-838a5b63809d" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentType"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_DocumentType_019e6f26-80d8-71ba-ba26-838a5b63809d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentAnnualReport_019efe0d-6bdc-78b0-a7ad-03ac41dd2f25" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentAnnualReport"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_DocumentAnnualReport_019efe0d-6bdc-78b0-a7ad-03ac41dd2f25" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_019e6f26-80d8-7594-9f3c-183b3954dac9" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentPeriodEndDate"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_DocumentPeriodEndDate_019e6f26-80d8-7594-9f3c-183b3954dac9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CurrentFiscalYearEndDate_019e6f26-80d8-733b-a1ad-bdb642e3348f" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_CurrentFiscalYearEndDate"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_CurrentFiscalYearEndDate_019e6f26-80d8-733b-a1ad-bdb642e3348f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentTransitionReport_019e6f26-80d8-75f4-9815-5a5a1ced8865" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentTransitionReport"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_DocumentTransitionReport_019e6f26-80d8-75f4-9815-5a5a1ced8865" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_019e6f26-80d8-74aa-a4d5-0c7ed655687b" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityFileNumber"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_EntityFileNumber_019e6f26-80d8-74aa-a4d5-0c7ed655687b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_019e6f26-80d8-7ad9-9b15-cf26960e048f" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityRegistrantName"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_EntityRegistrantName_019e6f26-80d8-7ad9-9b15-cf26960e048f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_019e6f26-80d8-7a2b-b9f3-a9833fa3eeb8" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_EntityIncorporationStateCountryCode_019e6f26-80d8-7a2b-b9f3-a9833fa3eeb8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_019e6f26-80d8-7e79-89c6-63b1190fed0e" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_EntityTaxIdentificationNumber_019e6f26-80d8-7e79-89c6-63b1190fed0e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_019e6f26-80d8-784f-856e-8970754cb411" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressAddressLine1"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_EntityAddressAddressLine1_019e6f26-80d8-784f-856e-8970754cb411" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_019e6f26-80d8-79bc-aa73-b8bfcec3be0d" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressCityOrTown"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_EntityAddressCityOrTown_019e6f26-80d8-79bc-aa73-b8bfcec3be0d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_019e6f26-80d8-713e-b87a-af2aa4b193c4" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressStateOrProvince"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_EntityAddressStateOrProvince_019e6f26-80d8-713e-b87a-af2aa4b193c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_019e6f26-80d8-78f3-b164-f74b6e38fbb0" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressPostalZipCode"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_EntityAddressPostalZipCode_019e6f26-80d8-78f3-b164-f74b6e38fbb0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_019e6f26-80d8-7532-a449-83daed59853e" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_CityAreaCode"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_CityAreaCode_019e6f26-80d8-7532-a449-83daed59853e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_019e6f26-80d8-731c-b4a3-e89a0f899f3a" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LocalPhoneNumber"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_LocalPhoneNumber_019e6f26-80d8-731c-b4a3-e89a0f899f3a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_019e6f26-80d8-7b80-9ddf-e93ef00c2250" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_Security12bTitle"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_Security12bTitle_019e6f26-80d8-7b80-9ddf-e93ef00c2250" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_019e6f26-80d8-70d8-929e-db927cf4daf6" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_TradingSymbol"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_TradingSymbol_019e6f26-80d8-70d8-929e-db927cf4daf6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_019e6f26-80d8-7f21-a704-197877addebc" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_SecurityExchangeName"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_SecurityExchangeName_019e6f26-80d8-7f21-a704-197877addebc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityWellKnownSeasonedIssuer_019efe18-59cb-75a8-a146-13771b835140" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityWellKnownSeasonedIssuer"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_EntityWellKnownSeasonedIssuer_019efe18-59cb-75a8-a146-13771b835140" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityVoluntaryFilers_019efe18-59cc-7faa-8082-8c31ef201051" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityVoluntaryFilers"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_EntityVoluntaryFilers_019efe18-59cc-7faa-8082-8c31ef201051" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCurrentReportingStatus_019e6f26-80d8-7ec9-99cf-ab9f5935720e" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityCurrentReportingStatus"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_EntityCurrentReportingStatus_019e6f26-80d8-7ec9-99cf-ab9f5935720e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInteractiveDataCurrent_019e6f26-80d8-7520-addc-094c5ebeff2d" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityInteractiveDataCurrent"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_EntityInteractiveDataCurrent_019e6f26-80d8-7520-addc-094c5ebeff2d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFilerCategory_019e6f26-80d8-76dd-bc2e-aa4f2214d5f3" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityFilerCategory"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_EntityFilerCategory_019e6f26-80d8-76dd-bc2e-aa4f2214d5f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntitySmallBusiness_019e6f26-80d8-71fd-b885-d721f3cffa0e" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntitySmallBusiness"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_EntitySmallBusiness_019e6f26-80d8-71fd-b885-d721f3cffa0e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_019e6f26-80d8-794a-bef5-5db0aad6ec66" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_EntityEmergingGrowthCompany_019e6f26-80d8-794a-bef5-5db0aad6ec66" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_IcfrAuditorAttestationFlag_019efe18-d6ee-7e40-b9f7-a634323fce5f" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_IcfrAuditorAttestationFlag"/>
    <link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_IcfrAuditorAttestationFlag_019efe18-d6ee-7e40-b9f7-a634323fce5f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFinStmtErrorCorrectionFlag_019efe19-19fe-7b7f-a46b-c61e1d6d934a" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentFinStmtErrorCorrectionFlag"/>
    <link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_DocumentFinStmtErrorCorrectionFlag_019efe19-19fe-7b7f-a46b-c61e1d6d934a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityShellCompany_019e6f26-80d8-7b29-91bb-cbc32102e4d2" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityShellCompany"/>
    <link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_EntityShellCompany_019e6f26-80d8-7b29-91bb-cbc32102e4d2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityPublicFloat_019efe19-68db-7dd3-9f8a-203bbeab7621" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityPublicFloat"/>
    <link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_EntityPublicFloat_019efe19-68db-7dd3-9f8a-203bbeab7621" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_019e6f26-80d8-7927-9210-3acf5015600a" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityCommonStockSharesOutstanding"/>
    <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_EntityCommonStockSharesOutstanding_019e6f26-80d8-7927-9210-3acf5015600a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentsIncorporatedByReferenceTextBlock_019efe19-a1cc-75a1-bca8-dbd64d9a4063" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentsIncorporatedByReferenceTextBlock"/>
    <link:presentationArc order="31" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_DocumentsIncorporatedByReferenceTextBlock_019efe19-a1cc-75a1-bca8-dbd64d9a4063" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_019e6f26-80d8-7130-825f-083b0ff761e7" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityCentralIndexKey"/>
    <link:presentationArc order="32" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_EntityCentralIndexKey_019e6f26-80d8-7130-825f-083b0ff761e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalYearFocus_019e6f26-80d8-7189-884c-7f6d30ab95b7" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentFiscalYearFocus"/>
    <link:presentationArc order="33" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_DocumentFiscalYearFocus_019e6f26-80d8-7189-884c-7f6d30ab95b7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalPeriodFocus_019e6f26-80d8-7bf1-8ebc-21a2867642ce" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentFiscalPeriodFocus"/>
    <link:presentationArc order="34" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_DocumentFiscalPeriodFocus_019e6f26-80d8-7bf1-8ebc-21a2867642ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_019e6f26-80d8-705e-8b82-1480a777a6c2" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_AmendmentFlag"/>
    <link:presentationArc order="35" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019e6f26-80d8-7231-80b7-5149c2d90dc1" xlink:to="loc_dei_AmendmentFlag_019e6f26-80d8-705e-8b82-1480a777a6c2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/AuditInformation" xlink:type="simple" xlink:href="psec-20260630.xsd#AuditInformation"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/AuditInformation" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_psec_AuditInformationAbstract_019e6f26-80d8-79a5-950e-33b387784ff6" xlink:href="psec-20260630.xsd#psec_AuditInformationAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AuditorFirmId_019e6f26-80d8-7b5c-8030-efcbfb30e325" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_AuditorFirmId"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_AuditInformationAbstract_019e6f26-80d8-79a5-950e-33b387784ff6" xlink:to="loc_dei_AuditorFirmId_019e6f26-80d8-7b5c-8030-efcbfb30e325" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AuditorName_019e6f26-80d8-722f-a53b-c6dc315bb7c3" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_AuditorName"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_AuditInformationAbstract_019e6f26-80d8-79a5-950e-33b387784ff6" xlink:to="loc_dei_AuditorName_019e6f26-80d8-722f-a53b-c6dc315bb7c3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AuditorLocation_019e6f26-80d8-7451-a3c2-c9e752eca6d4" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_AuditorLocation"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_AuditInformationAbstract_019e6f26-80d8-79a5-950e-33b387784ff6" xlink:to="loc_dei_AuditorLocation_019e6f26-80d8-7451-a3c2-c9e752eca6d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSTATEMENTSOFASSETSANDLIABILITIES" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSTATEMENTSOFASSETSANDLIABILITIES"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSTATEMENTSOFASSETSANDLIABILITIES" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_019e6f26-80d8-7049-af95-2ace989d395d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementOfFinancialPositionAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_019e6f26-80d8-77cd-93e1-bd2ab92cb918" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_019e6f26-80d8-7049-af95-2ace989d395d" xlink:to="loc_us-gaap_StatementTable_019e6f26-80d8-77cd-93e1-bd2ab92cb918" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d8-7a81-83fb-ac6de169a607" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_019e6f26-80d8-77cd-93e1-bd2ab92cb918" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d8-7a81-83fb-ac6de169a607" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d8-7476-b856-4681f4d4d400" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d8-7a81-83fb-ac6de169a607" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d8-7476-b856-4681f4d4d400" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-80d8-7fab-bec8-2dd8a93dd0e3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerControlledMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d8-7476-b856-4681f4d4d400" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-80d8-7fab-bec8-2dd8a93dd0e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerNoncontrolledMember_019e6f26-80d8-7560-9019-16d853c9a1a3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerNoncontrolledMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d8-7476-b856-4681f4d4d400" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerNoncontrolledMember_019e6f26-80d8-7560-9019-16d853c9a1a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-80d8-7880-851f-8f44cc7e79cd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentUnaffiliatedIssuerMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d8-7476-b856-4681f4d4d400" xlink:to="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-80d8-7880-851f-8f44cc7e79cd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_019e6f26-80d8-762c-904b-0228cd98c099" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_019e6f26-80d8-77cd-93e1-bd2ab92cb918" xlink:to="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_019e6f26-80d8-762c-904b-0228cd98c099" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyDomain_019e6f26-80d8-7ca2-a09f-64e71b401856" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RelatedPartyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_019e6f26-80d8-762c-904b-0228cd98c099" xlink:to="loc_us-gaap_RelatedPartyDomain_019e6f26-80d8-7ca2-a09f-64e71b401856" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonrelatedPartyMember_019e6f26-80d8-7aff-8140-5c1f25873631" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NonrelatedPartyMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyDomain_019e6f26-80d8-7ca2-a09f-64e71b401856" xlink:to="loc_us-gaap_NonrelatedPartyMember_019e6f26-80d8-7aff-8140-5c1f25873631" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAffiliatesMember_019e6f26-80d8-7ce7-9263-1f70756a2283" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherAffiliatesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyDomain_019e6f26-80d8-7ca2-a09f-64e71b401856" xlink:to="loc_us-gaap_OtherAffiliatesMember_019e6f26-80d8-7ce7-9263-1f70756a2283" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_AffiliatedEntityMember_019e6f26-80d8-7d88-a769-8a3a720347d0" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_AffiliatedEntityMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyDomain_019e6f26-80d8-7ca2-a09f-64e71b401856" xlink:to="loc_srt_AffiliatedEntityMember_019e6f26-80d8-7d88-a769-8a3a720347d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019e6f26-80d8-79c7-a5b7-b5495fafd7b3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_019e6f26-80d8-77cd-93e1-bd2ab92cb918" xlink:to="loc_us-gaap_DebtInstrumentAxis_019e6f26-80d8-79c7-a5b7-b5495fafd7b3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-80d8-7b26-8d09-bb0daf815a46" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_019e6f26-80d8-79c7-a5b7-b5495fafd7b3" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-80d8-7b26-8d09-bb0daf815a46" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PublicNotesMember_019e6f26-80d8-752c-a67b-70530081f252" xlink:href="psec-20260630.xsd#psec_PublicNotesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-80d8-7b26-8d09-bb0daf815a46" xlink:to="loc_psec_PublicNotesMember_019e6f26-80d8-752c-a67b-70530081f252" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectCapitalInterNotesMember_019e6f26-80d8-7346-82b1-f96197f5c8e8" xlink:href="psec-20260630.xsd#psec_ProspectCapitalInterNotesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-80d8-7b26-8d09-bb0daf815a46" xlink:to="loc_psec_ProspectCapitalInterNotesMember_019e6f26-80d8-7346-82b1-f96197f5c8e8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_019e6f26-80d8-73ef-9d41-064eb0fd2bcb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_019e6f26-80d8-77cd-93e1-bd2ab92cb918" xlink:to="loc_us-gaap_StatementLineItems_019e6f26-80d8-73ef-9d41-064eb0fd2bcb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_019e6f26-80d8-76cb-a596-dad86a1f4011" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-73ef-9d41-064eb0fd2bcb" xlink:to="loc_us-gaap_AssetsAbstract_019e6f26-80d8-76cb-a596-dad86a1f4011" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-80d8-7bf1-bc3a-364c6bbc4e47" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_019e6f26-80d8-76cb-a596-dad86a1f4011" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-80d8-7bf1-bc3a-364c6bbc4e47" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019e6f26-80d8-761c-b177-cd139e928282" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_019e6f26-80d8-76cb-a596-dad86a1f4011" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019e6f26-80d8-761c-b177-cd139e928282" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ReceivableAbstract_019e6f26-80d8-71e4-a175-04de8beb5df3" xlink:href="psec-20260630.xsd#psec_ReceivableAbstract"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_019e6f26-80d8-76cb-a596-dad86a1f4011" xlink:to="loc_psec_ReceivableAbstract_019e6f26-80d8-71e4-a175-04de8beb5df3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_019e6f26-80d8-735d-9ae2-c270572be300" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestReceivable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_ReceivableAbstract_019e6f26-80d8-71e4-a175-04de8beb5df3" xlink:to="loc_us-gaap_InterestReceivable_019e6f26-80d8-735d-9ae2-c270572be300" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019e6f26-80d8-7b32-ad76-b6e6c2c0ca85" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_ReceivableAbstract_019e6f26-80d8-71e4-a175-04de8beb5df3" xlink:to="loc_us-gaap_OtherReceivables_019e6f26-80d8-7b32-ad76-b6e6c2c0ca85" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssets_019e6f26-80d8-74dd-8b31-4e7aed68befb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeAssets"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_019e6f26-80d8-76cb-a596-dad86a1f4011" xlink:to="loc_us-gaap_DerivativeAssets_019e6f26-80d8-74dd-8b31-4e7aed68befb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNet_019e6f26-80d8-766a-abed-a3b271a4b5c3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredFinanceCostsNet"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_019e6f26-80d8-76cb-a596-dad86a1f4011" xlink:to="loc_us-gaap_DeferredFinanceCostsNet_019e6f26-80d8-766a-abed-a3b271a4b5c3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseCurrentAndNoncurrent_019e6f26-80d8-7923-bb8b-945745bca767" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PrepaidExpenseCurrentAndNoncurrent"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_019e6f26-80d8-76cb-a596-dad86a1f4011" xlink:to="loc_us-gaap_PrepaidExpenseCurrentAndNoncurrent_019e6f26-80d8-7923-bb8b-945745bca767" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivablesFromBrokersDealersAndClearingOrganizations_019e6f26-80d8-7fad-b573-7ea0b6dcde87" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ReceivablesFromBrokersDealersAndClearingOrganizations"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_019e6f26-80d8-76cb-a596-dad86a1f4011" xlink:to="loc_us-gaap_ReceivablesFromBrokersDealersAndClearingOrganizations_019e6f26-80d8-7fad-b573-7ea0b6dcde87" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_019e6f26-80d8-7280-9902-81eec6908f26" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Assets"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_019e6f26-80d8-76cb-a596-dad86a1f4011" xlink:to="loc_us-gaap_Assets_019e6f26-80d8-7280-9902-81eec6908f26" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAbstract_019e6f26-80d8-78c8-a065-2fb302169e20" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-73ef-9d41-064eb0fd2bcb" xlink:to="loc_us-gaap_LiabilitiesAbstract_019e6f26-80d8-78c8-a065-2fb302169e20" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnsecuredDebt_019e6f26-80d8-79f4-8f96-1b67ceee6bd8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_UnsecuredDebt"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_019e6f26-80d8-78c8-a065-2fb302169e20" xlink:to="loc_us-gaap_UnsecuredDebt_019e6f26-80d8-79f4-8f96-1b67ceee6bd8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCredit_019e6f26-80d8-7367-9deb-9919c09a8af1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LineOfCredit"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_019e6f26-80d8-78c8-a065-2fb302169e20" xlink:to="loc_us-gaap_LineOfCredit_019e6f26-80d8-7367-9deb-9919c09a8af1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ManagementFeePayable_019e6f26-80d8-72a2-9772-09223ad52cbd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ManagementFeePayable"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_019e6f26-80d8-78c8-a065-2fb302169e20" xlink:to="loc_us-gaap_ManagementFeePayable_019e6f26-80d8-72a2-9772-09223ad52cbd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsPayableCurrentAndNoncurrent_019e6f26-80d8-7be7-ab1f-0ec4a61c3408" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendsPayableCurrentAndNoncurrent"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_019e6f26-80d8-78c8-a065-2fb302169e20" xlink:to="loc_us-gaap_DividendsPayableCurrentAndNoncurrent_019e6f26-80d8-7be7-ab1f-0ec4a61c3408" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestPayableCurrentAndNoncurrent_019e6f26-80d8-7c69-a274-71f4659d7ad6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestPayableCurrentAndNoncurrent"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_019e6f26-80d8-78c8-a065-2fb302169e20" xlink:to="loc_us-gaap_InterestPayableCurrentAndNoncurrent_019e6f26-80d8-7c69-a274-71f4659d7ad6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_PayablesToBrokerDealersAndClearingOrganizations_019e6f26-80d8-7db8-9661-7a51d8f7f622" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_PayablesToBrokerDealersAndClearingOrganizations"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_019e6f26-80d8-78c8-a065-2fb302169e20" xlink:to="loc_srt_PayablesToBrokerDealersAndClearingOrganizations_019e6f26-80d8-7db8-9661-7a51d8f7f622" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrentAndNoncurrent_019e6f26-80d8-788e-bb70-b4fa331f2852" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedLiabilitiesCurrentAndNoncurrent"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_019e6f26-80d8-78c8-a065-2fb302169e20" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrentAndNoncurrent_019e6f26-80d8-788e-bb70-b4fa331f2852" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilities_019e6f26-80d8-7033-8351-4f1542317fca" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherLiabilities"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_019e6f26-80d8-78c8-a065-2fb302169e20" xlink:to="loc_us-gaap_OtherLiabilities_019e6f26-80d8-7033-8351-4f1542317fca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_019e6f26-80d8-7e20-a9e2-e0b752a5ecb9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Liabilities"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_019e6f26-80d8-78c8-a065-2fb302169e20" xlink:to="loc_us-gaap_Liabilities_019e6f26-80d8-7e20-a9e2-e0b752a5ecb9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_019e6f26-80d8-70a7-bb97-f8ebdd9739aa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-73ef-9d41-064eb0fd2bcb" xlink:to="loc_us-gaap_CommitmentsAndContingencies_019e6f26-80d8-70a7-bb97-f8ebdd9739aa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockValue_019e6f26-80d8-70cb-b761-7629674fdf52" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockValue"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-73ef-9d41-064eb0fd2bcb" xlink:to="loc_us-gaap_PreferredStockValue_019e6f26-80d8-70cb-b761-7629674fdf52" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsNet_019e6f26-80d8-79ab-a2b4-938c81c24634" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsNet"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-73ef-9d41-064eb0fd2bcb" xlink:to="loc_us-gaap_AssetsNet_019e6f26-80d8-79ab-a2b4-938c81c24634" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_019e6f26-80d8-7fb2-88d6-213f35a941fb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockValue"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-73ef-9d41-064eb0fd2bcb" xlink:to="loc_us-gaap_CommonStockValue_019e6f26-80d8-7fb2-88d6-213f35a941fb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapital_019e6f26-80d8-7f5c-b92b-5df5559fcc2b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AdditionalPaidInCapital"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-73ef-9d41-064eb0fd2bcb" xlink:to="loc_us-gaap_AdditionalPaidInCapital_019e6f26-80d8-7f5c-b92b-5df5559fcc2b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019e6f26-80d8-74be-add9-6c383dff8b96" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-73ef-9d41-064eb0fd2bcb" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019e6f26-80d8-74be-add9-6c383dff8b96" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019e6f26-80d8-7f5b-b5de-78bdcc5c1844" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-73ef-9d41-064eb0fd2bcb" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019e6f26-80d8-7f5b-b5de-78bdcc5c1844" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019e6f26-80d8-7ae1-bd7b-c5b9684b71c9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquity"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-73ef-9d41-064eb0fd2bcb" xlink:to="loc_us-gaap_StockholdersEquity_019e6f26-80d8-7ae1-bd7b-c5b9684b71c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetAssetValuePerShare_019e6f26-80d8-71ba-a824-23f3c4b10c77" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetAssetValuePerShare"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-73ef-9d41-064eb0fd2bcb" xlink:to="loc_us-gaap_NetAssetValuePerShare_019e6f26-80d8-71ba-a824-23f3c4b10c77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSTATEMENTSOFASSETSANDLIABILITIESParenthetical" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSTATEMENTSOFASSETSANDLIABILITIESParenthetical"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSTATEMENTSOFASSETSANDLIABILITIESParenthetical" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_019e6f26-80d8-7bc2-860e-d4b925728da3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementOfFinancialPositionAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_019e6f26-80d8-71f0-b4dc-1cc6a0c64a5d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_019e6f26-80d8-7bc2-860e-d4b925728da3" xlink:to="loc_us-gaap_StatementTable_019e6f26-80d8-71f0-b4dc-1cc6a0c64a5d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d8-728e-847a-84b9775856c8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_019e6f26-80d8-71f0-b4dc-1cc6a0c64a5d" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d8-728e-847a-84b9775856c8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d8-76f5-b2fa-a405d6e68d47" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d8-728e-847a-84b9775856c8" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d8-76f5-b2fa-a405d6e68d47" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-80d8-78e1-b99a-f2fb778ab6e7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerControlledMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d8-76f5-b2fa-a405d6e68d47" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-80d8-78e1-b99a-f2fb778ab6e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerNoncontrolledMember_019e6f26-80d8-780e-8baa-56b854f1b096" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerNoncontrolledMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d8-76f5-b2fa-a405d6e68d47" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerNoncontrolledMember_019e6f26-80d8-780e-8baa-56b854f1b096" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-80d8-739a-a299-8fffc925e5a4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentUnaffiliatedIssuerMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d8-76f5-b2fa-a405d6e68d47" xlink:to="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-80d8-739a-a299-8fffc925e5a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019e6f26-80d8-711d-9b1f-d61384b4b970" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_019e6f26-80d8-71f0-b4dc-1cc6a0c64a5d" xlink:to="loc_us-gaap_DebtInstrumentAxis_019e6f26-80d8-711d-9b1f-d61384b4b970" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-80d8-77ee-86ac-6ba3f7e62fbb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_019e6f26-80d8-711d-9b1f-d61384b4b970" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-80d8-77ee-86ac-6ba3f7e62fbb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PublicNotesMember_019e6f26-80d8-7318-b755-bd35a1868ff7" xlink:href="psec-20260630.xsd#psec_PublicNotesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-80d8-77ee-86ac-6ba3f7e62fbb" xlink:to="loc_psec_PublicNotesMember_019e6f26-80d8-7318-b755-bd35a1868ff7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectCapitalInterNotesMember_019e6f26-80d8-7141-b18d-b2a093638be7" xlink:href="psec-20260630.xsd#psec_ProspectCapitalInterNotesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-80d8-77ee-86ac-6ba3f7e62fbb" xlink:to="loc_psec_ProspectCapitalInterNotesMember_019e6f26-80d8-7141-b18d-b2a093638be7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_019e6f26-80d8-7639-bdcb-2f9929a27458" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_019e6f26-80d8-71f0-b4dc-1cc6a0c64a5d" xlink:to="loc_us-gaap_StatementLineItems_019e6f26-80d8-7639-bdcb-2f9929a27458" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-80d8-7592-a4ef-552d5abccf31" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtCost"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7639-bdcb-2f9929a27458" xlink:to="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-80d8-7592-a4ef-552d5abccf31" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCash_019e6f26-80d8-7ef1-bca1-d9d9e8a9ac5d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RestrictedCash"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7639-bdcb-2f9929a27458" xlink:to="loc_us-gaap_RestrictedCash_019e6f26-80d8-7ef1-bca1-d9d9e8a9ac5d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_019e6f26-80d8-73d8-956f-5042b4bc39e1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7639-bdcb-2f9929a27458" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_019e6f26-80d8-73d8-956f-5042b4bc39e1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_019e6f26-80d8-7631-bd0d-028d23a1dd01" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockParOrStatedValuePerShare"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7639-bdcb-2f9929a27458" xlink:to="loc_us-gaap_PreferredStockParOrStatedValuePerShare_019e6f26-80d8-7631-bd0d-028d23a1dd01" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_019e6f26-80d8-7f56-a714-a6c29052567b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockSharesAuthorized"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7639-bdcb-2f9929a27458" xlink:to="loc_us-gaap_PreferredStockSharesAuthorized_019e6f26-80d8-7f56-a714-a6c29052567b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesIssued_019e6f26-80d8-7281-ad0e-01260177f9be" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockSharesIssued"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7639-bdcb-2f9929a27458" xlink:to="loc_us-gaap_PreferredStockSharesIssued_019e6f26-80d8-7281-ad0e-01260177f9be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesOutstanding_019e6f26-80d8-7ede-802e-c8969efc9713" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockSharesOutstanding"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7639-bdcb-2f9929a27458" xlink:to="loc_us-gaap_PreferredStockSharesOutstanding_019e6f26-80d8-7ede-802e-c8969efc9713" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_019e6f26-80d8-7228-a8b9-86e6297a8221" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7639-bdcb-2f9929a27458" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_019e6f26-80d8-7228-a8b9-86e6297a8221" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_019e6f26-80d8-7537-8afa-e922046467a8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockSharesAuthorized"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7639-bdcb-2f9929a27458" xlink:to="loc_us-gaap_CommonStockSharesAuthorized_019e6f26-80d8-7537-8afa-e922046467a8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesIssued_019e6f26-80d8-7a21-8961-3dd1f9e9ff60" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockSharesIssued"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7639-bdcb-2f9929a27458" xlink:to="loc_us-gaap_CommonStockSharesIssued_019e6f26-80d8-7a21-8961-3dd1f9e9ff60" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_019e6f26-80d8-7fb2-b6a0-f70d8dbb374b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7639-bdcb-2f9929a27458" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_019e6f26-80d8-7fb2-b6a0-f70d8dbb374b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSTATEMENTSOFOPERATIONS" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSTATEMENTSOFOPERATIONS"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSTATEMENTSOFOPERATIONS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementAbstract_019e6f26-80d8-7dcc-9a24-6b2f52ac0eb3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeStatementAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_019e6f26-80d8-7012-b928-c003aa7a7326" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_019e6f26-80d8-7dcc-9a24-6b2f52ac0eb3" xlink:to="loc_us-gaap_StatementTable_019e6f26-80d8-7012-b928-c003aa7a7326" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d8-7df7-9da9-c2f56ff334e5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_019e6f26-80d8-7012-b928-c003aa7a7326" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d8-7df7-9da9-c2f56ff334e5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d8-7f28-a668-cbaf27cc248f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d8-7df7-9da9-c2f56ff334e5" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d8-7f28-a668-cbaf27cc248f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-80d8-7fa3-9cd8-08aebf66ae4b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerControlledMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d8-7f28-a668-cbaf27cc248f" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-80d8-7fa3-9cd8-08aebf66ae4b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerMember_019e6f26-80d8-758d-a79e-d19464c3d3c4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d8-7f28-a668-cbaf27cc248f" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerMember_019e6f26-80d8-758d-a79e-d19464c3d3c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-80d8-79de-a5d6-edabe10d21d6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentUnaffiliatedIssuerMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d8-7f28-a668-cbaf27cc248f" xlink:to="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-80d8-79de-a5d6-edabe10d21d6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019e6f26-80d8-77b9-b5c6-7940e29b8cd8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_019e6f26-80d8-7012-b928-c003aa7a7326" xlink:to="loc_us-gaap_InvestmentTypeAxis_019e6f26-80d8-77b9-b5c6-7940e29b8cd8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d8-7d5b-add8-0ea3ba08acf4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeAxis_019e6f26-80d8-77b9-b5c6-7940e29b8cd8" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d8-7d5b-add8-0ea3ba08acf4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_StructuredCreditSecuritiesMember_019e6f26-80d8-7be9-989c-51050af84cba" xlink:href="psec-20260630.xsd#psec_StructuredCreditSecuritiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d8-7d5b-add8-0ea3ba08acf4" xlink:to="loc_psec_StructuredCreditSecuritiesMember_019e6f26-80d8-7be9-989c-51050af84cba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_019e6f26-80d8-7ffe-bf06-dad9195a2cf5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_019e6f26-80d8-7012-b928-c003aa7a7326" xlink:to="loc_us-gaap_StatementLineItems_019e6f26-80d8-7ffe-bf06-dad9195a2cf5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenuesAbstract_019e6f26-80d8-7ce5-bb90-f712f60e5cac" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RevenuesAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7ffe-bf06-dad9195a2cf5" xlink:to="loc_us-gaap_RevenuesAbstract_019e6f26-80d8-7ce5-bb90-f712f60e5cac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperatingPaidInCash_019e6f26-80d8-7e8c-8f1c-2ab9badaecc2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperatingPaidInCash"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenuesAbstract_019e6f26-80d8-7ce5-bb90-f712f60e5cac" xlink:to="loc_us-gaap_InterestIncomeOperatingPaidInCash_019e6f26-80d8-7e8c-8f1c-2ab9badaecc2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperatingPaidInKind_019e6f26-80d8-7500-a473-b625dc7da6ae" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperatingPaidInKind"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenuesAbstract_019e6f26-80d8-7ce5-bb90-f712f60e5cac" xlink:to="loc_us-gaap_InterestIncomeOperatingPaidInKind_019e6f26-80d8-7500-a473-b625dc7da6ae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019e6f26-80d8-7f8f-91e4-a46916e4736a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenuesAbstract_019e6f26-80d8-7ce5-bb90-f712f60e5cac" xlink:to="loc_us-gaap_InterestIncomeOperating_019e6f26-80d8-7f8f-91e4-a46916e4736a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendIncomeOperating_019e6f26-80d8-7cd6-a267-cd4e57070623" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendIncomeOperating"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenuesAbstract_019e6f26-80d8-7ce5-bb90-f712f60e5cac" xlink:to="loc_us-gaap_DividendIncomeOperating_019e6f26-80d8-7cd6-a267-cd4e57070623" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_019e6f26-80d8-7962-b600-8fabf585328f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherIncome"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenuesAbstract_019e6f26-80d8-7ce5-bb90-f712f60e5cac" xlink:to="loc_us-gaap_OtherIncome_019e6f26-80d8-7962-b600-8fabf585328f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossInvestmentIncomeOperating_019e6f26-80d8-7a4d-8136-14252d5f6b01" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GrossInvestmentIncomeOperating"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenuesAbstract_019e6f26-80d8-7ce5-bb90-f712f60e5cac" xlink:to="loc_us-gaap_GrossInvestmentIncomeOperating_019e6f26-80d8-7a4d-8136-14252d5f6b01" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpensesAbstract_019e6f26-80d8-75f3-badd-24f29365af12" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingExpensesAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7ffe-bf06-dad9195a2cf5" xlink:to="loc_us-gaap_OperatingExpensesAbstract_019e6f26-80d8-75f3-badd-24f29365af12" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ManagementFeeExpense_019e6f26-80d8-7def-9543-cab29dc9badb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ManagementFeeExpense"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_019e6f26-80d8-75f3-badd-24f29365af12" xlink:to="loc_us-gaap_ManagementFeeExpense_019e6f26-80d8-7def-9543-cab29dc9badb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncentiveFeeExpense_019e6f26-80d8-7452-bd8d-bc3ed98d3d4b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncentiveFeeExpense"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_019e6f26-80d8-75f3-badd-24f29365af12" xlink:to="loc_us-gaap_IncentiveFeeExpense_019e6f26-80d8-7452-bd8d-bc3ed98d3d4b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseOperating_019e6f26-80d8-7b7e-a5cc-49c509383ed7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestExpenseOperating"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_019e6f26-80d8-75f3-badd-24f29365af12" xlink:to="loc_us-gaap_InterestExpenseOperating_019e6f26-80d8-7b7e-a5cc-49c509383ed7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdministrativeFeesExpense_019e6f26-80d8-7bc4-b764-071d1905952b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AdministrativeFeesExpense"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_019e6f26-80d8-75f3-badd-24f29365af12" xlink:to="loc_us-gaap_AdministrativeFeesExpense_019e6f26-80d8-7bc4-b764-071d1905952b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfessionalFees_019e6f26-80d8-777c-ac72-f7952c8eb932" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProfessionalFees"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_019e6f26-80d8-75f3-badd-24f29365af12" xlink:to="loc_us-gaap_ProfessionalFees_019e6f26-80d8-777c-ac72-f7952c8eb932" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoninterestExpenseDirectorsFees_019e6f26-80d8-70d9-9d0b-084cfca3238f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NoninterestExpenseDirectorsFees"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_019e6f26-80d8-75f3-badd-24f29365af12" xlink:to="loc_us-gaap_NoninterestExpenseDirectorsFees_019e6f26-80d8-70d9-9d0b-084cfca3238f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherGeneralAndAdministrativeExpense_019e6f26-80d8-7f37-ba05-baba5c21f438" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherGeneralAndAdministrativeExpense"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_019e6f26-80d8-75f3-badd-24f29365af12" xlink:to="loc_us-gaap_OtherGeneralAndAdministrativeExpense_019e6f26-80d8-7f37-ba05-baba5c21f438" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeInvestmentExpense_019e6f26-80d8-7ddf-b19f-5210e9999106" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIncomeInvestmentExpense"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_019e6f26-80d8-75f3-badd-24f29365af12" xlink:to="loc_us-gaap_InvestmentIncomeInvestmentExpense_019e6f26-80d8-7ddf-b19f-5210e9999106" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyExpenseOffsetArrangement_019e6f26-80d8-7e50-9b25-fe376895e958" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyExpenseOffsetArrangement"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7ffe-bf06-dad9195a2cf5" xlink:to="loc_us-gaap_InvestmentCompanyExpenseOffsetArrangement_019e6f26-80d8-7e50-9b25-fe376895e958" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyExpenseAfterReductionOfFeeWaiverAndReimbursement_019e6f26-80d8-7753-b171-30e62734af7d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyExpenseAfterReductionOfFeeWaiverAndReimbursement"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7ffe-bf06-dad9195a2cf5" xlink:to="loc_us-gaap_InvestmentCompanyExpenseAfterReductionOfFeeWaiverAndReimbursement_019e6f26-80d8-7753-b171-30e62734af7d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentIncome_019e6f26-80d8-79cb-b80b-388eb5323655" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetInvestmentIncome"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7ffe-bf06-dad9195a2cf5" xlink:to="loc_us-gaap_NetInvestmentIncome_019e6f26-80d8-79cb-b80b-388eb5323655" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeOperatingAfterExpenseAndTax_019e6f26-80d8-78bd-a932-10df9f51fb92" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIncomeOperatingAfterExpenseAndTax"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7ffe-bf06-dad9195a2cf5" xlink:to="loc_us-gaap_InvestmentIncomeOperatingAfterExpenseAndTax_019e6f26-80d8-78bd-a932-10df9f51fb92" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NetRealizedAndNetChangeInUnrealizedGainsLossesFromInvestmentsAbstract_019e6f26-80d8-772b-b780-d2a263c09da3" xlink:href="psec-20260630.xsd#psec_NetRealizedAndNetChangeInUnrealizedGainsLossesFromInvestmentsAbstract"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7ffe-bf06-dad9195a2cf5" xlink:to="loc_psec_NetRealizedAndNetChangeInUnrealizedGainsLossesFromInvestmentsAbstract_019e6f26-80d8-772b-b780-d2a263c09da3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019e6f26-80d8-7e43-9bad-85a211c26541" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtAndEquitySecuritiesRealizedGainLoss"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_NetRealizedAndNetChangeInUnrealizedGainsLossesFromInvestmentsAbstract_019e6f26-80d8-772b-b780-d2a263c09da3" xlink:to="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019e6f26-80d8-7e43-9bad-85a211c26541" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtAndEquitySecuritiesUnrealizedGainLoss_019e6f26-80d8-7d9e-a3b6-87879ca6d342" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtAndEquitySecuritiesUnrealizedGainLoss"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_NetRealizedAndNetChangeInUnrealizedGainsLossesFromInvestmentsAbstract_019e6f26-80d8-772b-b780-d2a263c09da3" xlink:to="loc_us-gaap_DebtAndEquitySecuritiesUnrealizedGainLoss_019e6f26-80d8-7d9e-a3b6-87879ca6d342" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtAndEquitySecuritiesGainLoss_019e6f26-80d8-73eb-a2e6-febffef25cad" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtAndEquitySecuritiesGainLoss"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_NetRealizedAndNetChangeInUnrealizedGainsLossesFromInvestmentsAbstract_019e6f26-80d8-772b-b780-d2a263c09da3" xlink:to="loc_us-gaap_DebtAndEquitySecuritiesGainLoss_019e6f26-80d8-73eb-a2e6-febffef25cad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019e6f26-80d8-755a-a2c5-21c02114da9c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7ffe-bf06-dad9195a2cf5" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019e6f26-80d8-755a-a2c5-21c02114da9c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RealizedGainLossForeignCurrencyTransactionAndDerivativesAfterTax_019e6f26-80d8-7a74-affb-87ef32674bb1" xlink:href="psec-20260630.xsd#psec_RealizedGainLossForeignCurrencyTransactionAndDerivativesAfterTax"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7ffe-bf06-dad9195a2cf5" xlink:to="loc_psec_RealizedGainLossForeignCurrencyTransactionAndDerivativesAfterTax_019e6f26-80d8-7a74-affb-87ef32674bb1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_UnrealizedGainLossForeignCurrencyTransactionAndDerivativesAfterTax_019e6f26-80d8-735e-abb3-3c63e9967d1f" xlink:href="psec-20260630.xsd#psec_UnrealizedGainLossForeignCurrencyTransactionAndDerivativesAfterTax"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7ffe-bf06-dad9195a2cf5" xlink:to="loc_psec_UnrealizedGainLossForeignCurrencyTransactionAndDerivativesAfterTax_019e6f26-80d8-735e-abb3-3c63e9967d1f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019e6f26-80d8-79ed-bda8-62db1d099665" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7ffe-bf06-dad9195a2cf5" xlink:to="loc_us-gaap_NetIncomeLoss_019e6f26-80d8-79ed-bda8-62db1d099665" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockDividendsIncomeStatementImpact_019e6f26-80d8-7252-b1ad-edbdfdfd6f2f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockDividendsIncomeStatementImpact"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7ffe-bf06-dad9195a2cf5" xlink:to="loc_us-gaap_PreferredStockDividendsIncomeStatementImpact_019e6f26-80d8-7252-b1ad-edbdfdfd6f2f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NetLossGainOnRedemptionsOfPreferredStock_019e6f26-80d8-734e-9f41-84045f5cef4e" xlink:href="psec-20260630.xsd#psec_NetLossGainOnRedemptionsOfPreferredStock"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7ffe-bf06-dad9195a2cf5" xlink:to="loc_psec_NetLossGainOnRedemptionsOfPreferredStock_019e6f26-80d8-734e-9f41-84045f5cef4e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_GainLossOnAccretionToRedemptionValueOfPreferredStock_019e6f26-80d8-7d74-8b0a-33af1cee3a76" xlink:href="psec-20260630.xsd#psec_GainLossOnAccretionToRedemptionValueOfPreferredStock"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7ffe-bf06-dad9195a2cf5" xlink:to="loc_psec_GainLossOnAccretionToRedemptionValueOfPreferredStock_019e6f26-80d8-7d74-8b0a-33af1cee3a76" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_019e6f26-80d8-7178-9882-32ee40090ee5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7ffe-bf06-dad9195a2cf5" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_019e6f26-80d8-7178-9882-32ee40090ee5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_019e6f26-80d8-7220-b0eb-d4a608938480" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7ffe-bf06-dad9195a2cf5" xlink:to="loc_us-gaap_EarningsPerShareAbstract_019e6f26-80d8-7220-b0eb-d4a608938480" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_019e6f26-80d8-7842-bd54-27764f9fcb6c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_019e6f26-80d8-7220-b0eb-d4a608938480" xlink:to="loc_us-gaap_EarningsPerShareBasic_019e6f26-80d8-7842-bd54-27764f9fcb6c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_019e6f26-80d8-7f8f-b8fe-30a5ab55b728" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_019e6f26-80d8-7220-b0eb-d4a608938480" xlink:to="loc_us-gaap_EarningsPerShareDiluted_019e6f26-80d8-7f8f-b8fe-30a5ab55b728" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_019e6f26-80d8-7a3f-919d-d30ec994075c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7ffe-bf06-dad9195a2cf5" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_019e6f26-80d8-7a3f-919d-d30ec994075c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019e6f26-80d8-7fd2-85ca-fa976a8acf84" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_019e6f26-80d8-7a3f-919d-d30ec994075c" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019e6f26-80d8-7fd2-85ca-fa976a8acf84" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019e6f26-80d8-7d19-b027-65135b26870c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_019e6f26-80d8-7a3f-919d-d30ec994075c" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019e6f26-80d8-7d19-b027-65135b26870c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSTATEMENTSOFOTHERCOMPREHENSIVEINCOME" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSTATEMENTSOFOTHERCOMPREHENSIVEINCOME"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSTATEMENTSOFOTHERCOMPREHENSIVEINCOME" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_019e6f26-80d8-793b-98a4-5cf541d47a89" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019e6f26-80d8-7e96-acea-839a0a701690" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_019e6f26-80d8-793b-98a4-5cf541d47a89" xlink:to="loc_us-gaap_NetIncomeLoss_019e6f26-80d8-7e96-acea-839a0a701690" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTaxAbstract_019e6f26-80d8-7792-a302-3728b646870c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossTaxAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_019e6f26-80d8-793b-98a4-5cf541d47a89" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossTaxAbstract_019e6f26-80d8-7792-a302-3728b646870c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax_019e6f26-80d8-723c-bb5e-827118de9c84" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossTaxAbstract_019e6f26-80d8-7792-a302-3728b646870c" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax_019e6f26-80d8-723c-bb5e-827118de9c84" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAfterTax_019e6f26-80d8-7ff2-8e43-3dea682b0a19" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAfterTax"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossTaxAbstract_019e6f26-80d8-7792-a302-3728b646870c" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAfterTax_019e6f26-80d8-7ff2-8e43-3dea682b0a19" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax_019e6f26-80d8-719c-8967-5ca0eca11dfb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossTaxAbstract_019e6f26-80d8-7792-a302-3728b646870c" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax_019e6f26-80d8-719c-8967-5ca0eca11dfb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019e6f26-80d8-7176-b681-f0c9a0b342d9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossTaxAbstract_019e6f26-80d8-7792-a302-3728b646870c" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019e6f26-80d8-7176-b681-f0c9a0b342d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_019e6f26-80d8-7aaa-a8d5-f7711a22c11b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_019e6f26-80d8-793b-98a4-5cf541d47a89" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTax_019e6f26-80d8-7aaa-a8d5-f7711a22c11b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINNETASSETSANDTEMPORARYEQUITY" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSTATEMENTSOFCHANGESINNETASSETSANDTEMPORARYEQUITY"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINNETASSETSANDTEMPORARYEQUITY" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfStockholdersEquityAbstract_019e6f26-80d8-78ac-8f6c-0bf9caf3edf4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementOfStockholdersEquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_019e6f26-80d8-7b55-865a-043f26cee58f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInTemporaryEquityRollForward"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfStockholdersEquityAbstract_019e6f26-80d8-78ac-8f6c-0bf9caf3edf4" xlink:to="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_019e6f26-80d8-7b55-865a-043f26cee58f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquitySharesOutstanding_019e6f26-80d8-79bb-9a4f-f28aa240c89a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquitySharesOutstanding"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_019e6f26-80d8-7b55-865a-043f26cee58f" xlink:to="loc_us-gaap_TemporaryEquitySharesOutstanding_019e6f26-80d8-79bb-9a4f-f28aa240c89a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityCarryingAmountAttributableToParent_019e6f26-80d8-78b9-8036-4e120fd0f442" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquityCarryingAmountAttributableToParent"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_019e6f26-80d8-7b55-865a-043f26cee58f" xlink:to="loc_us-gaap_TemporaryEquityCarryingAmountAttributableToParent_019e6f26-80d8-78b9-8036-4e120fd0f442" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityCapitalTransactionsAbstract_019e6f26-80d8-7107-93d8-4eb1cdf98f77" xlink:href="psec-20260630.xsd#psec_TemporaryEquityCapitalTransactionsAbstract"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_019e6f26-80d8-7b55-865a-043f26cee58f" xlink:to="loc_psec_TemporaryEquityCapitalTransactionsAbstract_019e6f26-80d8-7107-93d8-4eb1cdf98f77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityStockIssuedDuringPeriodSharesNewIssues_019e6f26-80d8-7f70-b85f-bee8909b2d00" xlink:href="psec-20260630.xsd#psec_TemporaryEquityStockIssuedDuringPeriodSharesNewIssues"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TemporaryEquityCapitalTransactionsAbstract_019e6f26-80d8-7107-93d8-4eb1cdf98f77" xlink:to="loc_psec_TemporaryEquityStockIssuedDuringPeriodSharesNewIssues_019e6f26-80d8-7f70-b85f-bee8909b2d00" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityStockIssuedDuringPeriodValueNewIssues_019e6f26-80d8-7327-acd3-3f49503c4e22" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquityStockIssuedDuringPeriodValueNewIssues"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TemporaryEquityCapitalTransactionsAbstract_019e6f26-80d8-7107-93d8-4eb1cdf98f77" xlink:to="loc_us-gaap_TemporaryEquityStockIssuedDuringPeriodValueNewIssues_019e6f26-80d8-7327-acd3-3f49503c4e22" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityAccretionToRedemptionValue_019e6f26-80d8-732e-a3c0-cc4b1c2b6a90" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquityAccretionToRedemptionValue"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TemporaryEquityCapitalTransactionsAbstract_019e6f26-80d8-7107-93d8-4eb1cdf98f77" xlink:to="loc_us-gaap_TemporaryEquityAccretionToRedemptionValue_019e6f26-80d8-732e-a3c0-cc4b1c2b6a90" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquitySharesRepurchaseOfPreferredStock_019f03e3-5d8b-70ed-a4a6-be7760d87a5d" xlink:href="psec-20260630.xsd#psec_TemporaryEquitySharesRepurchaseOfPreferredStock"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TemporaryEquityCapitalTransactionsAbstract_019e6f26-80d8-7107-93d8-4eb1cdf98f77" xlink:to="loc_psec_TemporaryEquitySharesRepurchaseOfPreferredStock_019f03e3-5d8b-70ed-a4a6-be7760d87a5d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityRepurchaseOfPreferredStock_019f03e3-5d8b-7fb5-9d67-3696be415008" xlink:href="psec-20260630.xsd#psec_TemporaryEquityRepurchaseOfPreferredStock"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TemporaryEquityCapitalTransactionsAbstract_019e6f26-80d8-7107-93d8-4eb1cdf98f77" xlink:to="loc_psec_TemporaryEquityRepurchaseOfPreferredStock_019f03e3-5d8b-7fb5-9d67-3696be415008" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquitySharesDividendReinvestmentPlan_019e6f26-80d8-7c59-808f-b1a5c1c0e78e" xlink:href="psec-20260630.xsd#psec_TemporaryEquitySharesDividendReinvestmentPlan"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TemporaryEquityCapitalTransactionsAbstract_019e6f26-80d8-7107-93d8-4eb1cdf98f77" xlink:to="loc_psec_TemporaryEquitySharesDividendReinvestmentPlan_019e6f26-80d8-7c59-808f-b1a5c1c0e78e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityValueDividendReinvestmentPlan_019e6f26-80d8-7e60-a846-a54499f70019" xlink:href="psec-20260630.xsd#psec_TemporaryEquityValueDividendReinvestmentPlan"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TemporaryEquityCapitalTransactionsAbstract_019e6f26-80d8-7107-93d8-4eb1cdf98f77" xlink:to="loc_psec_TemporaryEquityValueDividendReinvestmentPlan_019e6f26-80d8-7e60-a846-a54499f70019" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquitySharesRedemptionOfPreferredStockShares_019e6f26-80d8-7b14-9465-65f90038001c" xlink:href="psec-20260630.xsd#psec_TemporaryEquitySharesRedemptionOfPreferredStockShares"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TemporaryEquityCapitalTransactionsAbstract_019e6f26-80d8-7107-93d8-4eb1cdf98f77" xlink:to="loc_psec_TemporaryEquitySharesRedemptionOfPreferredStockShares_019e6f26-80d8-7b14-9465-65f90038001c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquitySharesRedemptionOfPreferredStockValue_019e6f26-80d8-763c-8ec0-314bbba3c7aa" xlink:href="psec-20260630.xsd#psec_TemporaryEquitySharesRedemptionOfPreferredStockValue"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TemporaryEquityCapitalTransactionsAbstract_019e6f26-80d8-7107-93d8-4eb1cdf98f77" xlink:to="loc_psec_TemporaryEquitySharesRedemptionOfPreferredStockValue_019e6f26-80d8-763c-8ec0-314bbba3c7aa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquitySharesConversionOfConvertibleSecurities_019e6f26-80d8-73c0-9c18-7c35c2da589e" xlink:href="psec-20260630.xsd#psec_TemporaryEquitySharesConversionOfConvertibleSecurities"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TemporaryEquityCapitalTransactionsAbstract_019e6f26-80d8-7107-93d8-4eb1cdf98f77" xlink:to="loc_psec_TemporaryEquitySharesConversionOfConvertibleSecurities_019e6f26-80d8-73c0-9c18-7c35c2da589e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityValueConversionOfConvertibleSecurities_019e6f26-80d8-750d-94a7-3eb40d474468" xlink:href="psec-20260630.xsd#psec_TemporaryEquityValueConversionOfConvertibleSecurities"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TemporaryEquityCapitalTransactionsAbstract_019e6f26-80d8-7107-93d8-4eb1cdf98f77" xlink:to="loc_psec_TemporaryEquityValueConversionOfConvertibleSecurities_019e6f26-80d8-750d-94a7-3eb40d474468" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityNetDecreaseInPreferredDividendAccrual_019e6f26-80d8-7f5d-bdfd-8d0b3a88a012" xlink:href="psec-20260630.xsd#psec_TemporaryEquityNetDecreaseInPreferredDividendAccrual"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TemporaryEquityCapitalTransactionsAbstract_019e6f26-80d8-7107-93d8-4eb1cdf98f77" xlink:to="loc_psec_TemporaryEquityNetDecreaseInPreferredDividendAccrual_019e6f26-80d8-7f5d-bdfd-8d0b3a88a012" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityCarryingAmountPeriodIncreaseDecreaseShares_019e6f26-80d8-7b88-b15f-1ade9a25f684" xlink:href="psec-20260630.xsd#psec_TemporaryEquityCarryingAmountPeriodIncreaseDecreaseShares"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_019e6f26-80d8-7b55-865a-043f26cee58f" xlink:to="loc_psec_TemporaryEquityCarryingAmountPeriodIncreaseDecreaseShares_019e6f26-80d8-7b88-b15f-1ade9a25f684" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityIssuePeriodIncreaseOrDecrease_019e6f26-80d8-7d67-a9d8-2c1fbaf3d7b8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquityIssuePeriodIncreaseOrDecrease"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_019e6f26-80d8-7b55-865a-043f26cee58f" xlink:to="loc_us-gaap_TemporaryEquityIssuePeriodIncreaseOrDecrease_019e6f26-80d8-7d67-a9d8-2c1fbaf3d7b8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquitySharesOutstanding_019e6f26-80d8-7baa-844a-352e441df92f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquitySharesOutstanding"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_019e6f26-80d8-7b55-865a-043f26cee58f" xlink:to="loc_us-gaap_TemporaryEquitySharesOutstanding_019e6f26-80d8-7baa-844a-352e441df92f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityCarryingAmountAttributableToParent_019e6f26-80d8-71a4-9251-beab1d826587" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquityCarryingAmountAttributableToParent"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_019e6f26-80d8-7b55-865a-043f26cee58f" xlink:to="loc_us-gaap_TemporaryEquityCarryingAmountAttributableToParent_019e6f26-80d8-71a4-9251-beab1d826587" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_019e6f26-80d8-7ae7-9af6-c1d3ca62e433" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementTable"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfStockholdersEquityAbstract_019e6f26-80d8-78ac-8f6c-0bf9caf3edf4" xlink:to="loc_us-gaap_StatementTable_019e6f26-80d8-7ae7-9af6-c1d3ca62e433" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_019e6f26-80d8-7613-9c7a-fcae6ab2c65c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_019e6f26-80d8-7ae7-9af6-c1d3ca62e433" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_019e6f26-80d8-7613-9c7a-fcae6ab2c65c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019e6f26-80d8-7743-a2e8-923ca8e742dc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquityComponentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_019e6f26-80d8-7613-9c7a-fcae6ab2c65c" xlink:to="loc_us-gaap_EquityComponentDomain_019e6f26-80d8-7743-a2e8-923ca8e742dc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_019e6f26-80d8-7188-aa21-7d73db20729a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_019e6f26-80d8-7743-a2e8-923ca8e742dc" xlink:to="loc_us-gaap_CommonStockMember_019e6f26-80d8-7188-aa21-7d73db20729a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_019e6f26-80d8-739e-985d-ae09c3408c93" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_019e6f26-80d8-7743-a2e8-923ca8e742dc" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_019e6f26-80d8-739e-985d-ae09c3408c93" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_019e6f26-80d8-77e1-8ef9-ae96d31277ca" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_019e6f26-80d8-7743-a2e8-923ca8e742dc" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_019e6f26-80d8-77e1-8ef9-ae96d31277ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_019e6f26-80d8-7596-aae1-22f7ec36ebec" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RetainedEarningsMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_019e6f26-80d8-7743-a2e8-923ca8e742dc" xlink:to="loc_us-gaap_RetainedEarningsMember_019e6f26-80d8-7596-aae1-22f7ec36ebec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConversionOfStockByUniqueDescriptionAxis_019f03f0-22f5-7d7d-865c-5f43e7c7ffb3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConversionOfStockByUniqueDescriptionAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_019e6f26-80d8-7ae7-9af6-c1d3ca62e433" xlink:to="loc_us-gaap_ConversionOfStockByUniqueDescriptionAxis_019f03f0-22f5-7d7d-865c-5f43e7c7ffb3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConversionOfStockNameDomain_019f03f0-22f5-72ff-8fac-ebdfdf745953" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConversionOfStockNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConversionOfStockByUniqueDescriptionAxis_019f03f0-22f5-7d7d-865c-5f43e7c7ffb3" xlink:to="loc_us-gaap_ConversionOfStockNameDomain_019f03f0-22f5-72ff-8fac-ebdfdf745953" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ConversionOfConvertiblePreferredStockMember_019f03f0-22f5-77a5-87f9-0e76881a227f" xlink:href="psec-20260630.xsd#psec_ConversionOfConvertiblePreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConversionOfStockNameDomain_019f03f0-22f5-72ff-8fac-ebdfdf745953" xlink:to="loc_psec_ConversionOfConvertiblePreferredStockMember_019f03f0-22f5-77a5-87f9-0e76881a227f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_019e6f26-80d8-79e3-8ec4-eab2d2b0f9f5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_019e6f26-80d8-7ae7-9af6-c1d3ca62e433" xlink:to="loc_us-gaap_StatementLineItems_019e6f26-80d8-79e3-8ec4-eab2d2b0f9f5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyNetAssetsRollForward_019e6f26-80d8-7f0a-9001-766b651d8d7a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyNetAssetsRollForward"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-79e3-8ec4-eab2d2b0f9f5" xlink:to="loc_us-gaap_InvestmentCompanyNetAssetsRollForward_019e6f26-80d8-7f0a-9001-766b651d8d7a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_019e6f26-80d8-7718-8402-e22d97aa43c7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNetAssetsRollForward_019e6f26-80d8-7f0a-9001-766b651d8d7a" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_019e6f26-80d8-7718-8402-e22d97aa43c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019e6f26-80d8-77ef-bdd1-367201fd8328" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquity"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNetAssetsRollForward_019e6f26-80d8-7f0a-9001-766b651d8d7a" xlink:to="loc_us-gaap_StockholdersEquity_019e6f26-80d8-77ef-bdd1-367201fd8328" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAttributableToReportingEntityAbstract_019e6f26-80d8-7cbb-b593-e78f6ed45da3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLossAttributableToReportingEntityAbstract"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNetAssetsRollForward_019e6f26-80d8-7f0a-9001-766b651d8d7a" xlink:to="loc_us-gaap_NetIncomeLossAttributableToReportingEntityAbstract_019e6f26-80d8-7cbb-b593-e78f6ed45da3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeOperatingAfterExpenseAndTax_019e6f26-80d8-72c0-9af8-7613077e8355" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIncomeOperatingAfterExpenseAndTax"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAttributableToReportingEntityAbstract_019e6f26-80d8-7cbb-b593-e78f6ed45da3" xlink:to="loc_us-gaap_InvestmentIncomeOperatingAfterExpenseAndTax_019e6f26-80d8-72c0-9af8-7613077e8355" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtAndEquitySecuritiesRealizedGainLossNetOfGainLossFromDebtExtinguishment_019e6f26-80d8-7e53-8f2a-b0f54e763937" xlink:href="psec-20260630.xsd#psec_DebtAndEquitySecuritiesRealizedGainLossNetOfGainLossFromDebtExtinguishment"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAttributableToReportingEntityAbstract_019e6f26-80d8-7cbb-b593-e78f6ed45da3" xlink:to="loc_psec_DebtAndEquitySecuritiesRealizedGainLossNetOfGainLossFromDebtExtinguishment_019e6f26-80d8-7e53-8f2a-b0f54e763937" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtAndEquitySecuritiesNetChangeInUnrealizedGainLoss_019e6f26-80d8-7caf-a481-b2637b40844d" xlink:href="psec-20260630.xsd#psec_DebtAndEquitySecuritiesNetChangeInUnrealizedGainLoss"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAttributableToReportingEntityAbstract_019e6f26-80d8-7cbb-b593-e78f6ed45da3" xlink:to="loc_psec_DebtAndEquitySecuritiesNetChangeInUnrealizedGainLoss_019e6f26-80d8-7caf-a481-b2637b40844d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTaxAbstract_019feeb8-4a4f-7d2c-8d35-b27d5f241fc3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossTaxAbstract"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNetAssetsRollForward_019e6f26-80d8-7f0a-9001-766b651d8d7a" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossTaxAbstract_019feeb8-4a4f-7d2c-8d35-b27d5f241fc3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax_019fda96-3f1a-71f1-aaf6-54a82d205752" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossTaxAbstract_019feeb8-4a4f-7d2c-8d35-b27d5f241fc3" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax_019fda96-3f1a-71f1-aaf6-54a82d205752" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossFromComponentsExcludedFromAssessmentOfCashFlowHedgeEffectivenessNet_019fda96-7650-75cc-b9fa-079c4934ced8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GainLossFromComponentsExcludedFromAssessmentOfCashFlowHedgeEffectivenessNet"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossTaxAbstract_019feeb8-4a4f-7d2c-8d35-b27d5f241fc3" xlink:to="loc_us-gaap_GainLossFromComponentsExcludedFromAssessmentOfCashFlowHedgeEffectivenessNet_019fda96-7650-75cc-b9fa-079c4934ced8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyDistributionToShareholdersAbstract_019e6f26-80d8-74ab-a4f2-7dfa8b7c4459" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyDistributionToShareholdersAbstract"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNetAssetsRollForward_019e6f26-80d8-7f0a-9001-766b651d8d7a" xlink:to="loc_us-gaap_InvestmentCompanyDistributionToShareholdersAbstract_019e6f26-80d8-74ab-a4f2-7dfa8b7c4459" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyDividendDistribution_019e6f26-80d8-7e98-a480-afcfffd8a699" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyDividendDistribution"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyDistributionToShareholdersAbstract_019e6f26-80d8-74ab-a4f2-7dfa8b7c4459" xlink:to="loc_us-gaap_InvestmentCompanyDividendDistribution_019e6f26-80d8-7e98-a480-afcfffd8a699" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyTaxReturnOfCapitalDistribution_019e6f26-80d8-74de-be22-baa2e6d3da42" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyTaxReturnOfCapitalDistribution"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyDistributionToShareholdersAbstract_019e6f26-80d8-74ab-a4f2-7dfa8b7c4459" xlink:to="loc_us-gaap_InvestmentCompanyTaxReturnOfCapitalDistribution_019e6f26-80d8-74de-be22-baa2e6d3da42" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyCapitalShareTransactionsAbstract_019e6f26-80d8-7d3a-8536-5cb96dffbe4b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyCapitalShareTransactionsAbstract"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNetAssetsRollForward_019e6f26-80d8-7f0a-9001-766b651d8d7a" xlink:to="loc_us-gaap_InvestmentCompanyCapitalShareTransactionsAbstract_019e6f26-80d8-7d3a-8536-5cb96dffbe4b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesDividendReinvestmentPlan_019e6f26-80d8-744e-868d-f0e6b8fbf9e3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockIssuedDuringPeriodSharesDividendReinvestmentPlan"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyCapitalShareTransactionsAbstract_019e6f26-80d8-7d3a-8536-5cb96dffbe4b" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesDividendReinvestmentPlan_019e6f26-80d8-744e-868d-f0e6b8fbf9e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueDividendReinvestmentPlan_019e6f26-80d8-78ab-a286-54d36f25489a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockIssuedDuringPeriodValueDividendReinvestmentPlan"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyCapitalShareTransactionsAbstract_019e6f26-80d8-7d3a-8536-5cb96dffbe4b" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueDividendReinvestmentPlan_019e6f26-80d8-78ab-a286-54d36f25489a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_019e6f26-80d8-79d4-9784-d1e807a5f9d2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyCapitalShareTransactionsAbstract_019e6f26-80d8-7d3a-8536-5cb96dffbe4b" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_019e6f26-80d8-79d4-9784-d1e807a5f9d2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_019e6f26-80d8-7359-bb69-ff7b77ecbc5c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyCapitalShareTransactionsAbstract_019e6f26-80d8-7d3a-8536-5cb96dffbe4b" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_019e6f26-80d8-7359-bb69-ff7b77ecbc5c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyTaxReclassificationOfNetAssets_019e6f26-80d8-74a0-8570-def24c12aaae" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyTaxReclassificationOfNetAssets"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyCapitalShareTransactionsAbstract_019e6f26-80d8-7d3a-8536-5cb96dffbe4b" xlink:to="loc_psec_InvestmentCompanyTaxReclassificationOfNetAssets_019e6f26-80d8-74a0-8570-def24c12aaae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommonStockSharesOutstandingIncreaseDecrease_019e6f26-80d8-7f74-b991-a1c750fd5100" xlink:href="psec-20260630.xsd#psec_CommonStockSharesOutstandingIncreaseDecrease"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNetAssetsRollForward_019e6f26-80d8-7f0a-9001-766b651d8d7a" xlink:to="loc_psec_CommonStockSharesOutstandingIncreaseDecrease_019e6f26-80d8-7f74-b991-a1c750fd5100" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityPeriodIncreaseDecrease_019e6f26-80d8-7e90-94f6-8d06116c16e3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquityPeriodIncreaseDecrease"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNetAssetsRollForward_019e6f26-80d8-7f0a-9001-766b651d8d7a" xlink:to="loc_us-gaap_StockholdersEquityPeriodIncreaseDecrease_019e6f26-80d8-7e90-94f6-8d06116c16e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_019e6f26-80d8-725c-a212-9595ff694a42" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNetAssetsRollForward_019e6f26-80d8-7f0a-9001-766b651d8d7a" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_019e6f26-80d8-725c-a212-9595ff694a42" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019e6f26-80d8-7422-8e81-0685cae455c0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquity"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNetAssetsRollForward_019e6f26-80d8-7f0a-9001-766b651d8d7a" xlink:to="loc_us-gaap_StockholdersEquity_019e6f26-80d8-7422-8e81-0685cae455c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSTATEMENTSOFCASHFLOWS"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_019e6f26-80d8-70e2-8888-7f3e7900d9b4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementOfCashFlowsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_019e6f26-80d8-7293-8247-94c6b8bbf8ac" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_019e6f26-80d8-70e2-8888-7f3e7900d9b4" xlink:to="loc_us-gaap_StatementTable_019e6f26-80d8-7293-8247-94c6b8bbf8ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_019e6f26-80d8-7348-b02d-c67247203f80" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_019e6f26-80d8-7293-8247-94c6b8bbf8ac" xlink:to="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_019e6f26-80d8-7348-b02d-c67247203f80" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyDomain_019e6f26-80d8-7f5c-8be5-a05015d4aafc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RelatedPartyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_019e6f26-80d8-7348-b02d-c67247203f80" xlink:to="loc_us-gaap_RelatedPartyDomain_019e6f26-80d8-7f5c-8be5-a05015d4aafc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyMember_019e6f26-80d8-7fff-813e-0088e329ad7f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RelatedPartyMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyDomain_019e6f26-80d8-7f5c-8be5-a05015d4aafc" xlink:to="loc_us-gaap_RelatedPartyMember_019e6f26-80d8-7fff-813e-0088e329ad7f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_AffiliatedEntityMember_019efe9c-4005-7e5d-b8a7-76c6181b9e63" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_AffiliatedEntityMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyDomain_019e6f26-80d8-7f5c-8be5-a05015d4aafc" xlink:to="loc_srt_AffiliatedEntityMember_019efe9c-4005-7e5d-b8a7-76c6181b9e63" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019e6f26-80d8-797a-89c4-05287442b13d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_019e6f26-80d8-7293-8247-94c6b8bbf8ac" xlink:to="loc_us-gaap_DebtInstrumentAxis_019e6f26-80d8-797a-89c4-05287442b13d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-80d8-76c8-9d5e-dbccab8f31eb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_019e6f26-80d8-797a-89c4-05287442b13d" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-80d8-76c8-9d5e-dbccab8f31eb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PublicNotesMember_019e6f26-80d8-7186-bcfa-f9c3bee9047a" xlink:href="psec-20260630.xsd#psec_PublicNotesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-80d8-76c8-9d5e-dbccab8f31eb" xlink:to="loc_psec_PublicNotesMember_019e6f26-80d8-7186-bcfa-f9c3bee9047a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectCapitalInterNotesMember_019e6f26-80d8-71fd-8743-89b1b5d160ef" xlink:href="psec-20260630.xsd#psec_ProspectCapitalInterNotesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-80d8-76c8-9d5e-dbccab8f31eb" xlink:to="loc_psec_ProspectCapitalInterNotesMember_019e6f26-80d8-71fd-8743-89b1b5d160ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConversionOfStockByUniqueDescriptionAxis_019e6f26-80d8-71dd-aaff-f0a8b9df00f7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConversionOfStockByUniqueDescriptionAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_019e6f26-80d8-7293-8247-94c6b8bbf8ac" xlink:to="loc_us-gaap_ConversionOfStockByUniqueDescriptionAxis_019e6f26-80d8-71dd-aaff-f0a8b9df00f7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConversionOfStockNameDomain_019e6f26-80d8-78d8-aa05-c818a984daaf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConversionOfStockNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConversionOfStockByUniqueDescriptionAxis_019e6f26-80d8-71dd-aaff-f0a8b9df00f7" xlink:to="loc_us-gaap_ConversionOfStockNameDomain_019e6f26-80d8-78d8-aa05-c818a984daaf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PreferredStockToCommonStockMember_019e6f26-80d8-783c-ba54-1019566af4ea" xlink:href="psec-20260630.xsd#psec_PreferredStockToCommonStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConversionOfStockNameDomain_019e6f26-80d8-78d8-aa05-c818a984daaf" xlink:to="loc_psec_PreferredStockToCommonStockMember_019e6f26-80d8-783c-ba54-1019566af4ea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_019e6f26-80d8-7fb2-a484-7d4d88a639b6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_019e6f26-80d8-7293-8247-94c6b8bbf8ac" xlink:to="loc_us-gaap_StatementLineItems_019e6f26-80d8-7fb2-a484-7d4d88a639b6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_019e6f26-80d8-79e5-8001-7c4784c7505f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7fb2-a484-7d4d88a639b6" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_019e6f26-80d8-79e5-8001-7c4784c7505f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019e6f26-80d8-7a3d-94b7-92e81603c4f0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_019e6f26-80d8-79e5-8001-7c4784c7505f" xlink:to="loc_us-gaap_NetIncomeLoss_019e6f26-80d8-7a3d-94b7-92e81603c4f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019e6f26-80d8-7370-996d-78c684fcc525" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_019e6f26-80d8-79e5-8001-7c4784c7505f" xlink:to="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019e6f26-80d8-7370-996d-78c684fcc525" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019e6f26-80d8-7682-a3ca-1d24cffa8242" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019e6f26-80d8-7370-996d-78c684fcc525" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019e6f26-80d8-7682-a3ca-1d24cffa8242" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019e6f26-80d8-7dfc-865d-4fba66543dc8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtAndEquitySecuritiesRealizedGainLoss"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019e6f26-80d8-7370-996d-78c684fcc525" xlink:to="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019e6f26-80d8-7dfc-865d-4fba66543dc8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAndForeignCurrencyTransactionPriceChangeRealizedGainLossOperatingBeforeTax_019e6f26-80d8-79f0-9c18-a692de44ddf6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeAndForeignCurrencyTransactionPriceChangeRealizedGainLossOperatingBeforeTax"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019e6f26-80d8-7370-996d-78c684fcc525" xlink:to="loc_us-gaap_DerivativeAndForeignCurrencyTransactionPriceChangeRealizedGainLossOperatingBeforeTax_019e6f26-80d8-79f0-9c18-a692de44ddf6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtAndEquitySecuritiesUnrealizedGainLoss_019e6f26-80d8-7149-93e5-90811e2b9a97" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtAndEquitySecuritiesUnrealizedGainLoss"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019e6f26-80d8-7370-996d-78c684fcc525" xlink:to="loc_us-gaap_DebtAndEquitySecuritiesUnrealizedGainLoss_019e6f26-80d8-7149-93e5-90811e2b9a97" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAndForeignCurrencyTransactionPriceChangeUnrealizedGainLossOperatingBeforeTax_019e6f26-80d8-7529-a7f6-c676428c3bb4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeAndForeignCurrencyTransactionPriceChangeUnrealizedGainLossOperatingBeforeTax"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019e6f26-80d8-7370-996d-78c684fcc525" xlink:to="loc_us-gaap_DerivativeAndForeignCurrencyTransactionPriceChangeUnrealizedGainLossOperatingBeforeTax_019e6f26-80d8-7529-a7f6-c676428c3bb4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_019e6f26-80d8-7e1f-b691-90665649a25d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019e6f26-80d8-7370-996d-78c684fcc525" xlink:to="loc_us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_019e6f26-80d8-7e1f-b691-90665649a25d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfFinancingCosts_019e6f26-80d8-7b41-adec-98fbc6879b26" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AmortizationOfFinancingCosts"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019e6f26-80d8-7370-996d-78c684fcc525" xlink:to="loc_us-gaap_AmortizationOfFinancingCosts_019e6f26-80d8-7b41-adec-98fbc6879b26" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfDebtDiscountPremium_019e6f26-80d8-7f41-b11d-c6bc0304973e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AmortizationOfDebtDiscountPremium"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019e6f26-80d8-7370-996d-78c684fcc525" xlink:to="loc_us-gaap_AmortizationOfDebtDiscountPremium_019e6f26-80d8-7f41-b11d-c6bc0304973e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InterestIncomeOperatingAndNonCashPaidInKindAndDividendIncome_019e6f26-80d8-70f2-87db-614480cac0f3" xlink:href="psec-20260630.xsd#psec_InterestIncomeOperatingAndNonCashPaidInKindAndDividendIncome"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019e6f26-80d8-7370-996d-78c684fcc525" xlink:to="loc_psec_InterestIncomeOperatingAndNonCashPaidInKindAndDividendIncome_019e6f26-80d8-70f2-87db-614480cac0f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_OtherIncomeStructuringFees_019e6f26-80d8-7b3e-bb0f-8f4a25c24a3c" xlink:href="psec-20260630.xsd#psec_OtherIncomeStructuringFees"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019e6f26-80d8-7370-996d-78c684fcc525" xlink:to="loc_psec_OtherIncomeStructuringFees_019e6f26-80d8-7b3e-bb0f-8f4a25c24a3c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProceedsFromSettlementOfForwardContract_019e6f26-80d8-74ff-a37c-0c801ec813e9" xlink:href="psec-20260630.xsd#psec_ProceedsFromSettlementOfForwardContract"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019e6f26-80d8-7370-996d-78c684fcc525" xlink:to="loc_psec_ProceedsFromSettlementOfForwardContract_019e6f26-80d8-74ff-a37c-0c801ec813e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_019e6f26-80d8-7fae-93eb-bd46da870bf3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInOperatingAssetsAbstract"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_019e6f26-80d8-79e5-8001-7c4784c7505f" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_019e6f26-80d8-7fae-93eb-bd46da870bf3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForPurchaseOfInvestmentOperatingActivity_019e6f26-80d8-77ce-b02d-bc2d7dc9f554" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsForPurchaseOfInvestmentOperatingActivity"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_019e6f26-80d8-7fae-93eb-bd46da870bf3" xlink:to="loc_us-gaap_PaymentsForPurchaseOfInvestmentOperatingActivity_019e6f26-80d8-77ce-b02d-bc2d7dc9f554" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromDispositionOfInvestmentOperatingActivity_019e6f26-80d8-7703-ab88-c2f8e8939832" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromDispositionOfInvestmentOperatingActivity"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_019e6f26-80d8-7fae-93eb-bd46da870bf3" xlink:to="loc_us-gaap_ProceedsFromDispositionOfInvestmentOperatingActivity_019e6f26-80d8-7703-ab88-c2f8e8939832" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NetReductionsToSubordinatedStructuredNotesAndRelatedInvestmentCost_019e6f26-80d8-761f-ba6e-a84c0d7102b7" xlink:href="psec-20260630.xsd#psec_NetReductionsToSubordinatedStructuredNotesAndRelatedInvestmentCost"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_019e6f26-80d8-7fae-93eb-bd46da870bf3" xlink:to="loc_psec_NetReductionsToSubordinatedStructuredNotesAndRelatedInvestmentCost_019e6f26-80d8-761f-ba6e-a84c0d7102b7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet_019e6f26-80d8-7b28-be65-8a6357871692" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_019e6f26-80d8-7fae-93eb-bd46da870bf3" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet_019e6f26-80d8-7b28-be65-8a6357871692" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInBrokerageReceivables_019e6f26-80d8-7d4e-896c-c8b0109f6954" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInBrokerageReceivables"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_019e6f26-80d8-7fae-93eb-bd46da870bf3" xlink:to="loc_us-gaap_IncreaseDecreaseInBrokerageReceivables_019e6f26-80d8-7d4e-896c-c8b0109f6954" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherReceivables_019e6f26-80d8-734c-a056-68c46d600140" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInOtherReceivables"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_019e6f26-80d8-7fae-93eb-bd46da870bf3" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherReceivables_019e6f26-80d8-734c-a056-68c46d600140" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseDueFromAffiliates_019e6f26-80d8-7df5-aede-2fdf8887251c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseDueFromAffiliates"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_019e6f26-80d8-7fae-93eb-bd46da870bf3" xlink:to="loc_us-gaap_IncreaseDecreaseDueFromAffiliates_019e6f26-80d8-7df5-aede-2fdf8887251c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseDueFromOtherRelatedParties_019e6f26-80d8-7da7-91b1-5ea0c9c02cd2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseDueFromOtherRelatedParties"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_019e6f26-80d8-7fae-93eb-bd46da870bf3" xlink:to="loc_us-gaap_IncreaseDecreaseDueFromOtherRelatedParties_019e6f26-80d8-7da7-91b1-5ea0c9c02cd2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidExpense_019e6f26-80d8-75d8-b895-13701ef41aba" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInPrepaidExpense"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_019e6f26-80d8-7fae-93eb-bd46da870bf3" xlink:to="loc_us-gaap_IncreaseDecreaseInPrepaidExpense_019e6f26-80d8-75d8-b895-13701ef41aba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInPayablesToBrokerDealers_019e6f26-80d8-7323-b061-55ded804b607" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInPayablesToBrokerDealers"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_019e6f26-80d8-7fae-93eb-bd46da870bf3" xlink:to="loc_us-gaap_IncreaseDecreaseInPayablesToBrokerDealers_019e6f26-80d8-7323-b061-55ded804b607" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInDueToRelatedParties_019e6f26-80d8-732d-98db-f7add581ac05" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInDueToRelatedParties"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_019e6f26-80d8-7fae-93eb-bd46da870bf3" xlink:to="loc_us-gaap_IncreaseDecreaseInDueToRelatedParties_019e6f26-80d8-732d-98db-f7add581ac05" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInManagementFeePayable_019e6f26-80d8-7919-9934-be9b48c27417" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInManagementFeePayable"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_019e6f26-80d8-7fae-93eb-bd46da870bf3" xlink:to="loc_us-gaap_IncreaseDecreaseInManagementFeePayable_019e6f26-80d8-7919-9934-be9b48c27417" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_019e6f26-80d8-71e3-8e5d-21a8e921f989" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilities"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_019e6f26-80d8-7fae-93eb-bd46da870bf3" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_019e6f26-80d8-71e3-8e5d-21a8e921f989" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInInterestPayableNet_019e6f26-80d8-7ba8-ba65-96fbca432317" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInInterestPayableNet"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_019e6f26-80d8-7fae-93eb-bd46da870bf3" xlink:to="loc_us-gaap_IncreaseDecreaseInInterestPayableNet_019e6f26-80d8-7ba8-ba65-96fbca432317" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_019e6f26-80d8-78c6-a81b-7fcf940223c9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInOtherOperatingLiabilities"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_019e6f26-80d8-7fae-93eb-bd46da870bf3" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_019e6f26-80d8-78c6-a81b-7fcf940223c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e6f26-80d8-75c2-a574-9dd8debe57bd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_019e6f26-80d8-79e5-8001-7c4784c7505f" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e6f26-80d8-75c2-a574-9dd8debe57bd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019e6f26-80d8-7486-b6b7-467fcbc155c6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7fb2-a484-7d4d88a639b6" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019e6f26-80d8-7486-b6b7-467fcbc155c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromLongTermLinesOfCredit_019e6f26-80d8-7c6f-96f5-3ab5eee76f9b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromLongTermLinesOfCredit"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019e6f26-80d8-7486-b6b7-467fcbc155c6" xlink:to="loc_us-gaap_ProceedsFromLongTermLinesOfCredit_019e6f26-80d8-7c6f-96f5-3ab5eee76f9b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermLinesOfCredit_019e6f26-80d8-7edc-bc34-56ce214d9309" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RepaymentsOfLongTermLinesOfCredit"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019e6f26-80d8-7486-b6b7-467fcbc155c6" xlink:to="loc_us-gaap_RepaymentsOfLongTermLinesOfCredit_019e6f26-80d8-7edc-bc34-56ce214d9309" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfUnsecuredDebt_019e6f26-80d8-7059-b60e-bf1e793ae36d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromIssuanceOfUnsecuredDebt"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019e6f26-80d8-7486-b6b7-467fcbc155c6" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfUnsecuredDebt_019e6f26-80d8-7059-b60e-bf1e793ae36d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfConvertibleDebt_019e6f26-80d8-75a8-a023-787145856f43" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RepaymentsOfConvertibleDebt"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019e6f26-80d8-7486-b6b7-467fcbc155c6" xlink:to="loc_us-gaap_RepaymentsOfConvertibleDebt_019e6f26-80d8-75a8-a023-787145856f43" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfUnsecuredDebt_019e6f26-80d8-7933-9adc-220c6e8fb252" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RepaymentsOfUnsecuredDebt"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019e6f26-80d8-7486-b6b7-467fcbc155c6" xlink:to="loc_us-gaap_RepaymentsOfUnsecuredDebt_019e6f26-80d8-7933-9adc-220c6e8fb252" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RepaymentsOfPublicDebt_019e6f26-80d8-71d8-ae59-0cba437461ed" xlink:href="psec-20260630.xsd#psec_RepaymentsOfPublicDebt"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019e6f26-80d8-7486-b6b7-467fcbc155c6" xlink:to="loc_psec_RepaymentsOfPublicDebt_019e6f26-80d8-71d8-ae59-0cba437461ed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfFinancingCosts_019e6f26-80d8-7358-98ee-f671942e2f40" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsOfFinancingCosts"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019e6f26-80d8-7486-b6b7-467fcbc155c6" xlink:to="loc_us-gaap_PaymentsOfFinancingCosts_019e6f26-80d8-7358-98ee-f671942e2f40" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfRedeemablePreferredStock_019e6f26-80d8-7bee-9e56-3de22358ce14" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromIssuanceOfRedeemablePreferredStock"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019e6f26-80d8-7486-b6b7-467fcbc155c6" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfRedeemablePreferredStock_019e6f26-80d8-7bee-9e56-3de22358ce14" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PaymentsOfStockIssuanceCostsOfPreferredStock_019e6f26-80d8-7c7f-acbf-46de951f9625" xlink:href="psec-20260630.xsd#psec_PaymentsOfStockIssuanceCostsOfPreferredStock"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019e6f26-80d8-7486-b6b7-467fcbc155c6" xlink:to="loc_psec_PaymentsOfStockIssuanceCostsOfPreferredStock_019e6f26-80d8-7c7f-acbf-46de951f9625" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfPreferredStockAndPreferenceStock_019efe68-625e-789d-b84f-7d5cc8795dd2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsForRepurchaseOfPreferredStockAndPreferenceStock"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019e6f26-80d8-7486-b6b7-467fcbc155c6" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfPreferredStockAndPreferenceStock_019efe68-625e-789d-b84f-7d5cc8795dd2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PaymentsForRedemptionOfPreferredStock_019e6f26-80d8-7324-a3e8-bffc72df8bf9" xlink:href="psec-20260630.xsd#psec_PaymentsForRedemptionOfPreferredStock"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019e6f26-80d8-7486-b6b7-467fcbc155c6" xlink:to="loc_psec_PaymentsForRedemptionOfPreferredStock_019e6f26-80d8-7324-a3e8-bffc72df8bf9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividends_019e6f26-80d8-73c2-8707-aab8db4f13c0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsOfDividends"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019e6f26-80d8-7486-b6b7-467fcbc155c6" xlink:to="loc_us-gaap_PaymentsOfDividends_019e6f26-80d8-73c2-8707-aab8db4f13c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e6f26-80d8-7c95-9344-0ee45d8b7ca5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019e6f26-80d8-7486-b6b7-467fcbc155c6" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e6f26-80d8-7c95-9344-0ee45d8b7ca5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_019e6f26-80d8-7728-8d47-6cd71185762e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7fb2-a484-7d4d88a639b6" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_019e6f26-80d8-7728-8d47-6cd71185762e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019e6f26-80d8-781c-9096-49e8d8c54f3e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7fb2-a484-7d4d88a639b6" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019e6f26-80d8-781c-9096-49e8d8c54f3e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019e6f26-80d8-761c-b3ca-c3c36d76c7cd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7fb2-a484-7d4d88a639b6" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019e6f26-80d8-761c-b3ca-c3c36d76c7cd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019e6f26-80d8-7625-843f-2c3e2a93c366" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7fb2-a484-7d4d88a639b6" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019e6f26-80d8-7625-843f-2c3e2a93c366" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SupplementalCashFlowInformationAbstract_019e6f26-80d8-7ca8-ac79-90bfcdf73d89" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SupplementalCashFlowInformationAbstract"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7fb2-a484-7d4d88a639b6" xlink:to="loc_us-gaap_SupplementalCashFlowInformationAbstract_019e6f26-80d8-7ca8-ac79-90bfcdf73d89" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestPaidNet_019e6f26-80d8-7a43-987c-1677c35768dc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestPaidNet"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_019e6f26-80d8-7ca8-ac79-90bfcdf73d89" xlink:to="loc_us-gaap_InterestPaidNet_019e6f26-80d8-7a43-987c-1677c35768dc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NoncashFinancingItemsAbstract_019e6f26-80d8-7391-99df-78329761e964" xlink:href="psec-20260630.xsd#psec_NoncashFinancingItemsAbstract"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_019e6f26-80d8-7fb2-a484-7d4d88a639b6" xlink:to="loc_psec_NoncashFinancingItemsAbstract_019e6f26-80d8-7391-99df-78329761e964" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssued1_019e6f26-80d8-750d-8183-f41b05a57acc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockIssued1"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_NoncashFinancingItemsAbstract_019e6f26-80d8-7391-99df-78329761e964" xlink:to="loc_us-gaap_StockIssued1_019e6f26-80d8-750d-8183-f41b05a57acc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConversionOfStockAmountConverted1_019e6f26-80d8-74a1-8b63-0521726cd385" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConversionOfStockAmountConverted1"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_NoncashFinancingItemsAbstract_019e6f26-80d8-7391-99df-78329761e964" xlink:to="loc_us-gaap_ConversionOfStockAmountConverted1_019e6f26-80d8-74a1-8b63-0521726cd385" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTS" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSCHEDULEOFINVESTMENTS"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d8-75ff-bceb-d79701089544" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d8-7e63-a9bb-eb5383124670" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d8-75ff-bceb-d79701089544" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d8-7e63-a9bb-eb5383124670" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIdentifierAxis_019e6f26-80d8-7714-bb8f-73067b0d33d2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIdentifierAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d8-7e63-a9bb-eb5383124670" xlink:to="loc_us-gaap_InvestmentIdentifierAxis_019e6f26-80d8-7714-bb8f-73067b0d33d2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerNameAxis_019e6f26-80d8-7c4a-8534-8bda7e88b014" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d8-7e63-a9bb-eb5383124670" xlink:to="loc_us-gaap_InvestmentIssuerNameAxis_019e6f26-80d8-7c4a-8534-8bda7e88b014" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameAxis_019e6f26-80d8-7c4a-8534-8bda7e88b014" xlink:to="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BelnickLLCDbaTheUbiqueGroupMember_019e6f26-80d8-79ed-9d4a-c629e2bccb13" xlink:href="psec-20260630.xsd#psec_BelnickLLCDbaTheUbiqueGroupMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_BelnickLLCDbaTheUbiqueGroupMember_019e6f26-80d8-79ed-9d4a-c629e2bccb13" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CPEnergyServicesIncMember_019e6f26-80d8-7461-a786-762d9eba63af" xlink:href="psec-20260630.xsd#psec_CPEnergyServicesIncMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_CPEnergyServicesIncMember_019e6f26-80d8-7461-a786-762d9eba63af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralLoanCompanyLLCMember_019e6f26-80d8-78cb-a1c2-679513d30d39" xlink:href="psec-20260630.xsd#psec_CreditCentralLoanCompanyLLCMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_CreditCentralLoanCompanyLLCMember_019e6f26-80d8-78cb-a1c2-679513d30d39" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EchelonTransportationLLCMember_019e6f26-80d8-7e41-8c8a-235a6ddb8284" xlink:href="psec-20260630.xsd#psec_EchelonTransportationLLCMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_EchelonTransportationLLCMember_019e6f26-80d8-7e41-8c8a-235a6ddb8284" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FirstTowerFinanceCompanyLLCMember_019e6f26-80d8-76bd-bc57-40390ac5ab2c" xlink:href="psec-20260630.xsd#psec_FirstTowerFinanceCompanyLLCMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_FirstTowerFinanceCompanyLLCMember_019e6f26-80d8-76bd-bc57-40390ac5ab2c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FreedomMarineSolutionsLLCMember_019e6f26-80d8-783b-8cf7-3f3865c1bbbb" xlink:href="psec-20260630.xsd#psec_FreedomMarineSolutionsLLCMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_FreedomMarineSolutionsLLCMember_019e6f26-80d8-783b-8cf7-3f3865c1bbbb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InterDentIncMember_019e6f26-80d8-7831-8936-f34b4d7e2025" xlink:href="psec-20260630.xsd#psec_InterDentIncMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_InterDentIncMember_019e6f26-80d8-7831-8936-f34b4d7e2025" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_KickapooRanchPetResortMember_019e6f26-80d8-7f9d-814d-80867dee221b" xlink:href="psec-20260630.xsd#psec_KickapooRanchPetResortMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_KickapooRanchPetResortMember_019e6f26-80d8-7f9d-814d-80867dee221b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MITYIncMember_019e6f26-80d8-72ef-9757-edee388d9527" xlink:href="psec-20260630.xsd#psec_MITYIncMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_MITYIncMember_019e6f26-80d8-72ef-9757-edee388d9527" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NationalPropertyREITCorpMember_019e6f26-80d8-711f-8862-272c8de542f3" xlink:href="psec-20260630.xsd#psec_NationalPropertyREITCorpMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_NationalPropertyREITCorpMember_019e6f26-80d8-711f-8862-272c8de542f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NationwideLoanCompanyLLCMember_019e6f26-80d8-7057-8d53-2e3c9c897b49" xlink:href="psec-20260630.xsd#psec_NationwideLoanCompanyLLCMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_NationwideLoanCompanyLLCMember_019e6f26-80d8-7057-8d53-2e3c9c897b49" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NMMBIncMember_019e6f26-80d8-7155-8691-5d04c2aacaa9" xlink:href="psec-20260630.xsd#psec_NMMBIncMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_NMMBIncMember_019e6f26-80d8-7155-8691-5d04c2aacaa9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PacificWorldCorporationMember_019e6f26-80d8-703d-adea-531e58a64b0b" xlink:href="psec-20260630.xsd#psec_PacificWorldCorporationMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_PacificWorldCorporationMember_019e6f26-80d8-703d-adea-531e58a64b0b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_QCHoldingsTopCoLLCMember_019e6f26-80d8-7600-973c-416681da5f89" xlink:href="psec-20260630.xsd#psec_QCHoldingsTopCoLLCMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_QCHoldingsTopCoLLCMember_019e6f26-80d8-7600-973c-416681da5f89" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RVIndustriesIncMember_019e6f26-80d8-7279-97d8-34236b82c8d0" xlink:href="psec-20260630.xsd#psec_RVIndustriesIncMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_RVIndustriesIncMember_019e6f26-80d8-7279-97d8-34236b82c8d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_StrategicChemicalSolutionsCorpMember_019e6f26-80d8-7466-869e-4e170a66b2c6" xlink:href="psec-20260630.xsd#psec_StrategicChemicalSolutionsCorpMember"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_StrategicChemicalSolutionsCorpMember_019e6f26-80d8-7466-869e-4e170a66b2c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_UniversalTurbinePartsLLCMember_019e6f26-80d8-721e-829a-36fda84b4966" xlink:href="psec-20260630.xsd#psec_UniversalTurbinePartsLLCMember"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_UniversalTurbinePartsLLCMember_019e6f26-80d8-721e-829a-36fda84b4966" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_USESCorpMember_019e6f26-80d8-7f4c-bea9-b7b3731c5cfc" xlink:href="psec-20260630.xsd#psec_USESCorpMember"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_USESCorpMember_019e6f26-80d8-7f4c-bea9-b7b3731c5cfc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricCompanyIncMember_019e6f26-80d8-7166-9369-257561b5b531" xlink:href="psec-20260630.xsd#psec_ValleyElectricCompanyIncMember"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_ValleyElectricCompanyIncMember_019e6f26-80d8-7166-9369-257561b5b531" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VictorTechnologyLLCMember_019e6f26-80d8-703c-b7f5-7fc951131ea1" xlink:href="psec-20260630.xsd#psec_VictorTechnologyLLCMember"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_VictorTechnologyLLCMember_019e6f26-80d8-703c-b7f5-7fc951131ea1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NixonIncMember_019e6f26-80d8-7f52-99d7-9afccea48850" xlink:href="psec-20260630.xsd#psec_NixonIncMember"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_NixonIncMember_019e6f26-80d8-7f52-99d7-9afccea48850" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RGISServicesLLCMember_019e6f26-80d8-71cc-9285-95dd424f8ea1" xlink:href="psec-20260630.xsd#psec_RGISServicesLLCMember"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_RGISServicesLLCMember_019e6f26-80d8-71cc-9285-95dd424f8ea1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A8thAvenueFoodProvisionsIncMember_019e6f26-80d8-766a-9c68-fea72d14f255" xlink:href="psec-20260630.xsd#psec_A8thAvenueFoodProvisionsIncMember"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_A8thAvenueFoodProvisionsIncMember_019e6f26-80d8-766a-9c68-fea72d14f255" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ApidosCLOXVMember_019e6f26-80d8-7cb1-ac75-5a93d86da1e7" xlink:href="psec-20260630.xsd#psec_ApidosCLOXVMember"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_ApidosCLOXVMember_019e6f26-80d8-7cb1-ac75-5a93d86da1e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ApidosCLOXXIIMember_019e6f26-80d8-70cc-9f2f-ad312c32891e" xlink:href="psec-20260630.xsd#psec_ApidosCLOXXIIMember"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_ApidosCLOXXIIMember_019e6f26-80d8-70cc-9f2f-ad312c32891e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AtlantisHealthCareGroupPuertoRicoIncMember_019e6f26-80d8-70a0-8a2b-9048477d21db" xlink:href="psec-20260630.xsd#psec_AtlantisHealthCareGroupPuertoRicoIncMember"/>
    <link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_AtlantisHealthCareGroupPuertoRicoIncMember_019e6f26-80d8-70a0-8a2b-9048477d21db" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AventivTechnologiesLLCMember_019e6f26-80d8-7495-a334-569c0a5cadd3" xlink:href="psec-20260630.xsd#psec_AventivTechnologiesLLCMember"/>
    <link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_AventivTechnologiesLLCMember_019e6f26-80d8-7495-a334-569c0a5cadd3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BaringsCLO2018IIIMember_019e6f26-80d8-7c60-ab1e-2d8fbf844da5" xlink:href="psec-20260630.xsd#psec_BaringsCLO2018IIIMember"/>
    <link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_BaringsCLO2018IIIMember_019e6f26-80d8-7c60-ab1e-2d8fbf844da5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BarracudaParentLLCMember_019e6f26-80d8-7736-aa78-6e7f8b49da8f" xlink:href="psec-20260630.xsd#psec_BarracudaParentLLCMember"/>
    <link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_BarracudaParentLLCMember_019e6f26-80d8-7736-aa78-6e7f8b49da8f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BCPENorthStarUSHoldco2IncMember_019e6f26-80d8-7e5d-93ce-868d303082f3" xlink:href="psec-20260630.xsd#psec_BCPENorthStarUSHoldco2IncMember"/>
    <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_BCPENorthStarUSHoldco2IncMember_019e6f26-80d8-7e5d-93ce-868d303082f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BCPEOspreyBuyerIncMember_019e6f26-80d8-7bb7-9965-68a388c1bab4" xlink:href="psec-20260630.xsd#psec_BCPEOspreyBuyerIncMember"/>
    <link:presentationArc order="31" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_BCPEOspreyBuyerIncMember_019e6f26-80d8-7bb7-9965-68a388c1bab4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BurgessPointPurchaserCorporationMember_019e6f26-80d8-7c90-b557-9a23ab39ffb2" xlink:href="psec-20260630.xsd#psec_BurgessPointPurchaserCorporationMember"/>
    <link:presentationArc order="32" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_BurgessPointPurchaserCorporationMember_019e6f26-80d8-7c90-b557-9a23ab39ffb2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CapstoneLogisticsAcquisitionIncMember_019e6f26-80d8-7c17-9bf8-245dde8fa157" xlink:href="psec-20260630.xsd#psec_CapstoneLogisticsAcquisitionIncMember"/>
    <link:presentationArc order="33" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_CapstoneLogisticsAcquisitionIncMember_019e6f26-80d8-7c17-9bf8-245dde8fa157" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CentCLO21LimitedMember_019e6f26-80d8-764c-bfae-f5e80e612eb2" xlink:href="psec-20260630.xsd#psec_CentCLO21LimitedMember"/>
    <link:presentationArc order="34" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_CentCLO21LimitedMember_019e6f26-80d8-764c-bfae-f5e80e612eb2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CollectionsAcquisitionCompanyIncMember_019e6f26-80d8-780f-98a3-02da0c786925" xlink:href="psec-20260630.xsd#psec_CollectionsAcquisitionCompanyIncMember"/>
    <link:presentationArc order="35" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_CollectionsAcquisitionCompanyIncMember_019e6f26-80d8-780f-98a3-02da0c786925" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditcomHoldingsLLCMember_019e6f26-80d8-7f80-b3fa-1f9364e70ad6" xlink:href="psec-20260630.xsd#psec_CreditcomHoldingsLLCMember"/>
    <link:presentationArc order="36" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_CreditcomHoldingsLLCMember_019e6f26-80d8-7f80-b3fa-1f9364e70ad6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DiscoveryPointRetreatLLCMember_019e6f26-80d8-70aa-bf50-5af89dc42d09" xlink:href="psec-20260630.xsd#psec_DiscoveryPointRetreatLLCMember"/>
    <link:presentationArc order="37" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_DiscoveryPointRetreatLLCMember_019e6f26-80d8-70aa-bf50-5af89dc42d09" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DRIHoldingIncMember_019e6f26-80d8-720e-9a11-4d20244708dc" xlink:href="psec-20260630.xsd#psec_DRIHoldingIncMember"/>
    <link:presentationArc order="38" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_DRIHoldingIncMember_019e6f26-80d8-720e-9a11-4d20244708dc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DruidCityInfusionLLCMember_019e6f26-80d8-72a2-9eb3-0106a92b92ef" xlink:href="psec-20260630.xsd#psec_DruidCityInfusionLLCMember"/>
    <link:presentationArc order="39" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_DruidCityInfusionLLCMember_019e6f26-80d8-72a2-9eb3-0106a92b92ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DukesRootControlIncMember_019e6f26-80d8-75b1-ad09-31edb98c2e19" xlink:href="psec-20260630.xsd#psec_DukesRootControlIncMember"/>
    <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_DukesRootControlIncMember_019e6f26-80d8-75b1-ad09-31edb98c2e19" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EmergeIntermediateIncMember_019e6f26-80d8-71a1-9509-018d9c57fa47" xlink:href="psec-20260630.xsd#psec_EmergeIntermediateIncMember"/>
    <link:presentationArc order="41" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_EmergeIntermediateIncMember_019e6f26-80d8-71a1-9509-018d9c57fa47" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EnseoAcquisitionIncMember_019e6f26-80d8-7b7f-b7eb-b56a299e3f66" xlink:href="psec-20260630.xsd#psec_EnseoAcquisitionIncMember"/>
    <link:presentationArc order="42" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_EnseoAcquisitionIncMember_019e6f26-80d8-7b7f-b7eb-b56a299e3f66" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EzeCastleIntegrationIncMember_019e6f26-80d8-7264-89e7-2370effcfa79" xlink:href="psec-20260630.xsd#psec_EzeCastleIntegrationIncMember"/>
    <link:presentationArc order="43" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_EzeCastleIntegrationIncMember_019e6f26-80d8-7264-89e7-2370effcfa79" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FaradayBuyerLLCMember_019e6f26-80d8-79a1-80ef-81537947d08e" xlink:href="psec-20260630.xsd#psec_FaradayBuyerLLCMember"/>
    <link:presentationArc order="44" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_FaradayBuyerLLCMember_019e6f26-80d8-79a1-80ef-81537947d08e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FirstBrandsGroupMember_019e6f26-80d8-71d9-adc7-6640ffc1c71e" xlink:href="psec-20260630.xsd#psec_FirstBrandsGroupMember"/>
    <link:presentationArc order="45" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_FirstBrandsGroupMember_019e6f26-80d8-71d9-adc7-6640ffc1c71e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_GalaxyXVCLOLtdMember_019e6f26-80d8-7391-9348-d9a6e1897314" xlink:href="psec-20260630.xsd#psec_GalaxyXVCLOLtdMember"/>
    <link:presentationArc order="46" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_GalaxyXVCLOLtdMember_019e6f26-80d8-7391-9348-d9a6e1897314" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_GalaxyXXVIICLOLtdMember_019e6f26-80d8-7f56-b749-1437632a55b4" xlink:href="psec-20260630.xsd#psec_GalaxyXXVIICLOLtdMember"/>
    <link:presentationArc order="47" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_GalaxyXXVIICLOLtdMember_019e6f26-80d8-7f56-b749-1437632a55b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_GalaxyXXVIIICLOLtdMember_019e6f26-80d8-7fef-967b-1026e8c44e16" xlink:href="psec-20260630.xsd#psec_GalaxyXXVIIICLOLtdMember"/>
    <link:presentationArc order="48" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_GalaxyXXVIIICLOLtdMember_019e6f26-80d8-7fef-967b-1026e8c44e16" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_GlobalTelLinkCorporationDbaViaPathTechnologies.Member_019e6f26-80d8-7008-9254-fa0ca0b48c4b" xlink:href="psec-20260630.xsd#psec_GlobalTelLinkCorporationDbaViaPathTechnologies.Member"/>
    <link:presentationArc order="49" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_GlobalTelLinkCorporationDbaViaPathTechnologies.Member_019e6f26-80d8-7008-9254-fa0ca0b48c4b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HalcyonLoanAdvisorsFunding20142LtdMember_019e6f26-80d8-7fcf-a805-d2241ecc1551" xlink:href="psec-20260630.xsd#psec_HalcyonLoanAdvisorsFunding20142LtdMember"/>
    <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_HalcyonLoanAdvisorsFunding20142LtdMember_019e6f26-80d8-7fcf-a805-d2241ecc1551" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HalcyonLoanAdvisorsFunding20153LtdMember_019e6f26-80d8-726e-b2cd-e663e813235a" xlink:href="psec-20260630.xsd#psec_HalcyonLoanAdvisorsFunding20153LtdMember"/>
    <link:presentationArc order="51" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_HalcyonLoanAdvisorsFunding20153LtdMember_019e6f26-80d8-726e-b2cd-e663e813235a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HarbourViewCLOVIIRLtdMember_019e6f26-80d8-7bf5-93c2-0e8c214ec25f" xlink:href="psec-20260630.xsd#psec_HarbourViewCLOVIIRLtdMember"/>
    <link:presentationArc order="52" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_HarbourViewCLOVIIRLtdMember_019e6f26-80d8-7bf5-93c2-0e8c214ec25f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HealthcareVenturePartnersLLCMember_019e6f26-80d8-7028-a3a4-aee49598c7e9" xlink:href="psec-20260630.xsd#psec_HealthcareVenturePartnersLLCMember"/>
    <link:presentationArc order="53" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_HealthcareVenturePartnersLLCMember_019e6f26-80d8-7028-a3a4-aee49598c7e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HelpSystemsHoldingsIncMember_019e6f26-80d8-77d0-a0e0-159507132ade" xlink:href="psec-20260630.xsd#psec_HelpSystemsHoldingsIncMember"/>
    <link:presentationArc order="54" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_HelpSystemsHoldingsIncMember_019e6f26-80d8-77d0-a0e0-159507132ade" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ImperativeWorldwideLLCMember_019e6f26-80d8-7f2c-9e9b-ff49741413f1" xlink:href="psec-20260630.xsd#psec_ImperativeWorldwideLLCMember"/>
    <link:presentationArc order="55" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_ImperativeWorldwideLLCMember_019e6f26-80d8-7f2c-9e9b-ff49741413f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InterventionalManagementServicesLLCMember_019e6f26-80d8-7c34-b316-633293a986d5" xlink:href="psec-20260630.xsd#psec_InterventionalManagementServicesLLCMember"/>
    <link:presentationArc order="56" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_InterventionalManagementServicesLLCMember_019e6f26-80d8-7c34-b316-633293a986d5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_IQorHoldingsInc.Member_019e6f26-80d8-7860-86dc-b398fc56d5ff" xlink:href="psec-20260630.xsd#psec_IQorHoldingsInc.Member"/>
    <link:presentationArc order="57" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_IQorHoldingsInc.Member_019e6f26-80d8-7860-86dc-b398fc56d5ff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_JapsOlsonCompanyLLCMember_019e6f26-80d8-7d9c-8535-856c9e49fd14" xlink:href="psec-20260630.xsd#psec_JapsOlsonCompanyLLCMember"/>
    <link:presentationArc order="58" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_JapsOlsonCompanyLLCMember_019e6f26-80d8-7d9c-8535-856c9e49fd14" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_JulieLindseyIncMember_019e6f26-80d8-7f1c-8ae1-8906ccdf4ef0" xlink:href="psec-20260630.xsd#psec_JulieLindseyIncMember"/>
    <link:presentationArc order="59" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_JulieLindseyIncMember_019e6f26-80d8-7f1c-8ae1-8906ccdf4ef0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_KNHoldCoLLCMember_019e6f26-80d8-7531-875c-9095d1af0242" xlink:href="psec-20260630.xsd#psec_KNHoldCoLLCMember"/>
    <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_KNHoldCoLLCMember_019e6f26-80d8-7531-875c-9095d1af0242" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_KM2SolutionsLLCMember_019e6f26-80d8-73c9-8595-96eb4ec60056" xlink:href="psec-20260630.xsd#psec_KM2SolutionsLLCMember"/>
    <link:presentationArc order="61" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_KM2SolutionsLLCMember_019e6f26-80d8-73c9-8595-96eb4ec60056" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_LCMXIVLtdMember_019e6f26-80d8-74ec-902f-66770e0fa63e" xlink:href="psec-20260630.xsd#psec_LCMXIVLtdMember"/>
    <link:presentationArc order="62" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_LCMXIVLtdMember_019e6f26-80d8-74ec-902f-66770e0fa63e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_LGCUSFINCOLLCMember_019e6f26-80d8-7283-aede-ea1554f982cb" xlink:href="psec-20260630.xsd#psec_LGCUSFINCOLLCMember"/>
    <link:presentationArc order="63" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_LGCUSFINCOLLCMember_019e6f26-80d8-7283-aede-ea1554f982cb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_LuckyUSBuyerCoLLCMember_019e6f26-80d8-7f33-b065-fd65235f907e" xlink:href="psec-20260630.xsd#psec_LuckyUSBuyerCoLLCMember"/>
    <link:presentationArc order="64" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_LuckyUSBuyerCoLLCMember_019e6f26-80d8-7f33-b065-fd65235f907e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MacDiscountLLCMember_019e6f26-80d8-73c2-884f-0132270d6a07" xlink:href="psec-20260630.xsd#psec_MacDiscountLLCMember"/>
    <link:presentationArc order="65" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_MacDiscountLLCMember_019e6f26-80d8-73c2-884f-0132270d6a07" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MedicalSolutionsHoldingsIncMember_019e6f26-80d8-72ef-bac7-5f610d6b4ecf" xlink:href="psec-20260630.xsd#psec_MedicalSolutionsHoldingsIncMember"/>
    <link:presentationArc order="66" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_MedicalSolutionsHoldingsIncMember_019e6f26-80d8-72ef-bac7-5f610d6b4ecf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MountainViewCLOIXLtdMember_019e6f26-80d8-77d2-ae43-378770fcfea0" xlink:href="psec-20260630.xsd#psec_MountainViewCLOIXLtdMember"/>
    <link:presentationArc order="67" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_MountainViewCLOIXLtdMember_019e6f26-80d8-77d2-ae43-378770fcfea0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NewWPCCParentLLCMember_019e6f26-80d8-7c80-b7da-416740fa35db" xlink:href="psec-20260630.xsd#psec_NewWPCCParentLLCMember"/>
    <link:presentationArc order="68" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_NewWPCCParentLLCMember_019e6f26-80d8-7c80-b7da-416740fa35db" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NexusBuyerLLCMember_019e6f26-80d8-7d18-9c10-f1814fc728ef" xlink:href="psec-20260630.xsd#psec_NexusBuyerLLCMember"/>
    <link:presentationArc order="69" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_NexusBuyerLLCMember_019e6f26-80d8-7d18-9c10-f1814fc728ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_OctagonInvestmentPartnersXVLtdMember_019e6f26-80d8-7e77-ab5a-a1880c9255fe" xlink:href="psec-20260630.xsd#psec_OctagonInvestmentPartnersXVLtdMember"/>
    <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_OctagonInvestmentPartnersXVLtdMember_019e6f26-80d8-7e77-ab5a-a1880c9255fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_OneTouchPointCorpMember_019e6f26-80d8-7227-a401-cdc09174ac15" xlink:href="psec-20260630.xsd#psec_OneTouchPointCorpMember"/>
    <link:presentationArc order="71" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_OneTouchPointCorpMember_019e6f26-80d8-7227-a401-cdc09174ac15" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PeopleConnectHoldingsIncMember_019e6f26-80d8-7c28-b657-8fdee19231c1" xlink:href="psec-20260630.xsd#psec_PeopleConnectHoldingsIncMember"/>
    <link:presentationArc order="72" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_PeopleConnectHoldingsIncMember_019e6f26-80d8-7c28-b657-8fdee19231c1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PlayPowerIncMember_019e6f26-80d8-7ad5-ac34-8366f69f6462" xlink:href="psec-20260630.xsd#psec_PlayPowerIncMember"/>
    <link:presentationArc order="73" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_PlayPowerIncMember_019e6f26-80d8-7ad5-ac34-8366f69f6462" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PreciselySoftwareIncorporatedMember_019e6f26-80d8-7f9d-9405-5e0b21f00661" xlink:href="psec-20260630.xsd#psec_PreciselySoftwareIncorporatedMember"/>
    <link:presentationArc order="74" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_PreciselySoftwareIncorporatedMember_019e6f26-80d8-7f9d-9405-5e0b21f00661" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PreventicsIncMember_019e6f26-80d8-70d0-bb9e-1098f7f7e357" xlink:href="psec-20260630.xsd#psec_PreventicsIncMember"/>
    <link:presentationArc order="75" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_PreventicsIncMember_019e6f26-80d8-70d0-bb9e-1098f7f7e357" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RecoverySolutionsParentLLCMember_019e6f26-80d8-76a5-8a56-630497a42a44" xlink:href="psec-20260630.xsd#psec_RecoverySolutionsParentLLCMember"/>
    <link:presentationArc order="76" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_RecoverySolutionsParentLLCMember_019e6f26-80d8-76a5-8a56-630497a42a44" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RedstoneHoldco2LPMember_019e6f26-80d8-7039-821b-f67044b34045" xlink:href="psec-20260630.xsd#psec_RedstoneHoldco2LPMember"/>
    <link:presentationArc order="77" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_RedstoneHoldco2LPMember_019e6f26-80d8-7039-821b-f67044b34045" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ResearchNowGroupLLCAndDynataLLCMember_019e6f26-80d8-7868-baec-79432c24f975" xlink:href="psec-20260630.xsd#psec_ResearchNowGroupLLCAndDynataLLCMember"/>
    <link:presentationArc order="78" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_ResearchNowGroupLLCAndDynataLLCMember_019e6f26-80d8-7868-baec-79432c24f975" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RisingTideHoldingsIncMember_019e6f26-80d8-7e92-ac4f-3bd90332c17b" xlink:href="psec-20260630.xsd#psec_RisingTideHoldingsIncMember"/>
    <link:presentationArc order="79" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_RisingTideHoldingsIncMember_019e6f26-80d8-7e92-ac4f-3bd90332c17b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TheRKLogisticsGroupIncMember_019e6f26-80d8-74be-b988-2cd442a1b2c5" xlink:href="psec-20260630.xsd#psec_TheRKLogisticsGroupIncMember"/>
    <link:presentationArc order="80" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_TheRKLogisticsGroupIncMember_019e6f26-80d8-74be-b988-2cd442a1b2c5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RMEGroupHoldingCompanyMember_019e6f26-80d8-7bd0-90d8-fd28463adb40" xlink:href="psec-20260630.xsd#psec_RMEGroupHoldingCompanyMember"/>
    <link:presentationArc order="81" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_RMEGroupHoldingCompanyMember_019e6f26-80d8-7bd0-90d8-fd28463adb40" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RosaMexicanoMember_019e6f26-80d8-77e4-b9b5-85a5db4e41cb" xlink:href="psec-20260630.xsd#psec_RosaMexicanoMember"/>
    <link:presentationArc order="82" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_RosaMexicanoMember_019e6f26-80d8-77e4-b9b5-85a5db4e41cb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SafetySolutionsFinancingLLCMember_019fd27d-8dd9-7fce-9b2a-36b20ba2039e" xlink:href="psec-20260630.xsd#psec_SafetySolutionsFinancingLLCMember"/>
    <link:presentationArc order="83" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_SafetySolutionsFinancingLLCMember_019fd27d-8dd9-7fce-9b2a-36b20ba2039e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ShiftKeyLLCMember_019e6f26-80d8-7616-bdb6-765830676182" xlink:href="psec-20260630.xsd#psec_ShiftKeyLLCMember"/>
    <link:presentationArc order="84" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_ShiftKeyLLCMember_019e6f26-80d8-7616-bdb6-765830676182" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ShoesWestLLCDbaTaosFootwearMember_019e6f26-80d8-75c1-a22b-cc2058bf428d" xlink:href="psec-20260630.xsd#psec_ShoesWestLLCDbaTaosFootwearMember"/>
    <link:presentationArc order="85" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_ShoesWestLLCDbaTaosFootwearMember_019e6f26-80d8-75c1-a22b-cc2058bf428d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ShutterflyFinanceLLCMember_019e6f26-80d8-7c99-a46b-63416db9886b" xlink:href="psec-20260630.xsd#psec_ShutterflyFinanceLLCMember"/>
    <link:presentationArc order="86" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_ShutterflyFinanceLLCMember_019e6f26-80d8-7c99-a46b-63416db9886b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SilverHillMineralLeaseMember_019e6f26-80d8-7f6a-a8af-ad24ab9de6e9" xlink:href="psec-20260630.xsd#psec_SilverHillMineralLeaseMember"/>
    <link:presentationArc order="87" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_SilverHillMineralLeaseMember_019e6f26-80d8-7f6a-a8af-ad24ab9de6e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SpectrumVisionHoldingsLLCMember_019e6f26-80d8-7431-b473-e3c4a3d2a759" xlink:href="psec-20260630.xsd#psec_SpectrumVisionHoldingsLLCMember"/>
    <link:presentationArc order="88" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_SpectrumVisionHoldingsLLCMember_019e6f26-80d8-7431-b473-e3c4a3d2a759" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_STGDistributionLLCFkaReceptionPurchaserLLCMember_019e6f26-80d8-7a13-95de-26fd7065d587" xlink:href="psec-20260630.xsd#psec_STGDistributionLLCFkaReceptionPurchaserLLCMember"/>
    <link:presentationArc order="89" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_STGDistributionLLCFkaReceptionPurchaserLLCMember_019e6f26-80d8-7a13-95de-26fd7065d587" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_StrykerEnergyLLCMember_019e6f26-80d9-712f-bad7-abc514aa5911" xlink:href="psec-20260630.xsd#psec_StrykerEnergyLLCMember"/>
    <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_StrykerEnergyLLCMember_019e6f26-80d9-712f-bad7-abc514aa5911" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TownCountryHoldingsIncMember_019e6f26-80d9-74bf-b464-b7d34de72872" xlink:href="psec-20260630.xsd#psec_TownCountryHoldingsIncMember"/>
    <link:presentationArc order="91" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_TownCountryHoldingsIncMember_019e6f26-80d9-74bf-b464-b7d34de72872" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TPSLLCMember_019e6f26-80d9-7e71-8209-57ccd107ec7a" xlink:href="psec-20260630.xsd#psec_TPSLLCMember"/>
    <link:presentationArc order="92" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_TPSLLCMember_019e6f26-80d9-7e71-8209-57ccd107ec7a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_UnitedSportingCompaniesIncMember_019e6f26-80d9-7164-9e45-a63f887efa19" xlink:href="psec-20260630.xsd#psec_UnitedSportingCompaniesIncMember"/>
    <link:presentationArc order="93" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_UnitedSportingCompaniesIncMember_019e6f26-80d9-7164-9e45-a63f887efa19" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_UpstreamHoldcoInc.Member_019e6f26-80d9-7a3e-b4ef-135a06448f6a" xlink:href="psec-20260630.xsd#psec_UpstreamHoldcoInc.Member"/>
    <link:presentationArc order="94" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_UpstreamHoldcoInc.Member_019e6f26-80d9-7a3e-b4ef-135a06448f6a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_UpstreamNewcoInc.Member_019e6f26-80d9-7649-b5a6-bc1ccab3f378" xlink:href="psec-20260630.xsd#psec_UpstreamNewcoInc.Member"/>
    <link:presentationArc order="95" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_UpstreamNewcoInc.Member_019e6f26-80d9-7649-b5a6-bc1ccab3f378" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_USGIntermediateLLCMember_019e6f26-80d9-7cbe-9576-75187299d90a" xlink:href="psec-20260630.xsd#psec_USGIntermediateLLCMember"/>
    <link:presentationArc order="96" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_USGIntermediateLLCMember_019e6f26-80d9-7cbe-9576-75187299d90a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VerifyDiagnosticsLLCMember_019e6f26-80d9-76ff-9ba2-80ea5d9bcad1" xlink:href="psec-20260630.xsd#psec_VerifyDiagnosticsLLCMember"/>
    <link:presentationArc order="97" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_VerifyDiagnosticsLLCMember_019e6f26-80d9-76ff-9ba2-80ea5d9bcad1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VoyaCLO20124LtdMember_019e6f26-80d9-7afb-93e3-323c17756b6a" xlink:href="psec-20260630.xsd#psec_VoyaCLO20124LtdMember"/>
    <link:presentationArc order="98" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_VoyaCLO20124LtdMember_019e6f26-80d9-7afb-93e3-323c17756b6a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VoyaCLO20141LtdMember_019e6f26-80d9-72a1-8dbf-5d4adf20e7ed" xlink:href="psec-20260630.xsd#psec_VoyaCLO20141LtdMember"/>
    <link:presentationArc order="99" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_VoyaCLO20141LtdMember_019e6f26-80d9-72a1-8dbf-5d4adf20e7ed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_WatchGuardTechnologiesIncMember_019e6f26-80d9-7180-9d54-f3476b9e9ab0" xlink:href="psec-20260630.xsd#psec_WatchGuardTechnologiesIncMember"/>
    <link:presentationArc order="100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_WatchGuardTechnologiesIncMember_019e6f26-80d9-7180-9d54-f3476b9e9ab0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_WellfulIncMember_019e6f26-80d9-78ed-8c2d-79879ba0118d" xlink:href="psec-20260630.xsd#psec_WellfulIncMember"/>
    <link:presentationArc order="101" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_WellfulIncMember_019e6f26-80d9-78ed-8c2d-79879ba0118d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AbacusDermatologyManagementLLCMember_019fd106-3fe9-7421-a27e-0052918f528d" xlink:href="psec-20260630.xsd#psec_AbacusDermatologyManagementLLCMember"/>
    <link:presentationArc order="102" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_AbacusDermatologyManagementLLCMember_019fd106-3fe9-7421-a27e-0052918f528d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EyefiveLLCDbaShipoffersMember_019fd142-2b64-7df5-8b6b-09857bcc8a05" xlink:href="psec-20260630.xsd#psec_EyefiveLLCDbaShipoffersMember"/>
    <link:presentationArc order="103" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-80d8-76a6-acd1-f86ba57b582f" xlink:to="loc_psec_EyefiveLLCDbaShipoffersMember_019fd142-2b64-7df5-8b6b-09857bcc8a05" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019e6f26-80d9-7c04-9aeb-b7a6f7c3b861" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d8-7e63-a9bb-eb5383124670" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019e6f26-80d9-7c04-9aeb-b7a6f7c3b861" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019e6f26-80d9-773e-83a0-31ac9368eee2" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019e6f26-80d9-7c04-9aeb-b7a6f7c3b861" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019e6f26-80d9-773e-83a0-31ac9368eee2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019e6f26-80d9-760b-92b5-a724dbc0d82f" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019e6f26-80d9-773e-83a0-31ac9368eee2" xlink:to="loc_srt_SubsidiariesMember_019e6f26-80d9-760b-92b5-a724dbc0d82f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019e6f26-80d9-7b1e-96af-3dd51a34d315" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d8-7e63-a9bb-eb5383124670" xlink:to="loc_srt_ConsolidationItemsAxis_019e6f26-80d9-7b1e-96af-3dd51a34d315" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019e6f26-80d9-7340-b4c4-b0f11e96346c" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019e6f26-80d9-7b1e-96af-3dd51a34d315" xlink:to="loc_srt_ConsolidationItemsDomain_019e6f26-80d9-7340-b4c4-b0f11e96346c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019e6f26-80d9-7e75-985c-5c36d2b5cb8c" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019e6f26-80d9-7340-b4c4-b0f11e96346c" xlink:to="loc_srt_ReportableLegalEntitiesMember_019e6f26-80d9-7e75-985c-5c36d2b5cb8c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019e6f26-80d9-7e8c-9be1-f30e1b88163f" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d8-7e63-a9bb-eb5383124670" xlink:to="loc_srt_OwnershipAxis_019e6f26-80d9-7e8c-9be1-f30e1b88163f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019e6f26-80d9-7f55-b391-6587cc91025b" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019e6f26-80d9-7e8c-9be1-f30e1b88163f" xlink:to="loc_srt_OwnershipDomain_019e6f26-80d9-7f55-b391-6587cc91025b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FreedomMarineSolutionsLLCMember_019e6f26-80d9-7153-95d8-6986add8b5c9" xlink:href="psec-20260630.xsd#psec_FreedomMarineSolutionsLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7f55-b391-6587cc91025b" xlink:to="loc_psec_FreedomMarineSolutionsLLCMember_019e6f26-80d9-7153-95d8-6986add8b5c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_KickapooRanchPetResortMember_019e6f26-80d9-7391-9f71-5a958b3fce88" xlink:href="psec-20260630.xsd#psec_KickapooRanchPetResortMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7f55-b391-6587cc91025b" xlink:to="loc_psec_KickapooRanchPetResortMember_019e6f26-80d9-7391-9f71-5a958b3fce88" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d9-7e44-92c4-f54c0dafbf82" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationAxis"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d8-7e63-a9bb-eb5383124670" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d9-7e44-92c4-f54c0dafbf82" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-7062-9460-aacc9ba9bfd1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d9-7e44-92c4-f54c0dafbf82" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-7062-9460-aacc9ba9bfd1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-80d9-77ff-8314-65c636cc3a0c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerControlledMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-7062-9460-aacc9ba9bfd1" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-80d9-77ff-8314-65c636cc3a0c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerMember_019e6f26-80d9-7850-92f7-fe98a962e3b3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-7062-9460-aacc9ba9bfd1" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerMember_019e6f26-80d9-7850-92f7-fe98a962e3b3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-80d9-75da-ad75-cf39df997c6f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentUnaffiliatedIssuerMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-7062-9460-aacc9ba9bfd1" xlink:to="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-80d9-75da-ad75-cf39df997c6f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e6f26-80d9-7ce1-974e-384f4ef4401d" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d8-7e63-a9bb-eb5383124670" xlink:to="loc_dei_LegalEntityAxis_019e6f26-80d9-7ce1-974e-384f4ef4401d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e6f26-80d9-7ba4-b262-2a9d9860d7ac" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019e6f26-80d9-7ce1-974e-384f4ef4401d" xlink:to="loc_dei_EntityDomain_019e6f26-80d9-7ba4-b262-2a9d9860d7ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralLoanCompanyLLCMember_019e6f26-80d9-786d-810f-b2f504978a31" xlink:href="psec-20260630.xsd#psec_CreditCentralLoanCompanyLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-7ba4-b262-2a9d9860d7ac" xlink:to="loc_psec_CreditCentralLoanCompanyLLCMember_019e6f26-80d9-786d-810f-b2f504978a31" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7699-8e98-00e0fb4f3223" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d8-7e63-a9bb-eb5383124670" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7699-8e98-00e0fb4f3223" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentOwnedPercentOfNetRevenues_019e6f26-80d9-7d53-b16c-e5b00aacd8e9" xlink:href="psec-20260630.xsd#psec_InvestmentOwnedPercentOfNetRevenues"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7699-8e98-00e0fb4f3223" xlink:to="loc_psec_InvestmentOwnedPercentOfNetRevenues_019e6f26-80d9-7d53-b16c-e5b00aacd8e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019e6f26-80d9-7efd-a586-c1b63f32181a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7699-8e98-00e0fb4f3223" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019e6f26-80d9-7efd-a586-c1b63f32181a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ConsolidatedRevenueInterest_019e6f26-80d9-7b93-996b-746dc343de72" xlink:href="psec-20260630.xsd#psec_ConsolidatedRevenueInterest"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7699-8e98-00e0fb4f3223" xlink:to="loc_psec_ConsolidatedRevenueInterest_019e6f26-80d9-7b93-996b-746dc343de72" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentInterestRate_019e6f26-80d9-79e5-b52d-8dabc95fb3bf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentInterestRate"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7699-8e98-00e0fb4f3223" xlink:to="loc_us-gaap_InvestmentInterestRate_019e6f26-80d9-79e5-b52d-8dabc95fb3bf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentBasisSpreadVariableRate_019e6f26-80d9-701d-aef6-219ae52eece0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentBasisSpreadVariableRate"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7699-8e98-00e0fb4f3223" xlink:to="loc_us-gaap_InvestmentBasisSpreadVariableRate_019e6f26-80d9-701d-aef6-219ae52eece0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentInterestRatePaidInKind_019e6f26-80d9-7a0f-9f3f-69bef028214a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentInterestRatePaidInKind"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7699-8e98-00e0fb4f3223" xlink:to="loc_us-gaap_InvestmentInterestRatePaidInKind_019e6f26-80d9-7a0f-9f3f-69bef028214a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentInterestRateFloor_019e6f26-80d9-72aa-9c97-8bdf0a4435d9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentInterestRateFloor"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7699-8e98-00e0fb4f3223" xlink:to="loc_us-gaap_InvestmentInterestRateFloor_019e6f26-80d9-72aa-9c97-8bdf0a4435d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedBalanceShares_019e6f26-80d9-7bb4-88bb-a10340c84b0a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedBalanceShares"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7699-8e98-00e0fb4f3223" xlink:to="loc_us-gaap_InvestmentOwnedBalanceShares_019e6f26-80d9-7bb4-88bb-a10340c84b0a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyFinancialSupportToInvesteeContractuallyRequiredAmount_019e6f26-80d9-717f-8fdf-ffa2af34af85" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyFinancialSupportToInvesteeContractuallyRequiredAmount"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7699-8e98-00e0fb4f3223" xlink:to="loc_us-gaap_InvestmentCompanyFinancialSupportToInvesteeContractuallyRequiredAmount_019e6f26-80d9-717f-8fdf-ffa2af34af85" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedBalancePrincipalAmount_019e6f26-80d9-7eca-be8d-88462dd60e64" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedBalancePrincipalAmount"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7699-8e98-00e0fb4f3223" xlink:to="loc_us-gaap_InvestmentOwnedBalancePrincipalAmount_019e6f26-80d9-7eca-be8d-88462dd60e64" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-80d9-7622-aa3b-f840290528a3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtCost"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7699-8e98-00e0fb4f3223" xlink:to="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-80d9-7622-aa3b-f840290528a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-80d9-7004-a998-086db684f23b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7699-8e98-00e0fb4f3223" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-80d9-7004-a998-086db684f23b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedPercentOfNetAssets_019e6f26-80d9-79c1-9ca8-405000e77943" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedPercentOfNetAssets"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7699-8e98-00e0fb4f3223" xlink:to="loc_us-gaap_InvestmentOwnedPercentOfNetAssets_019e6f26-80d9-79c1-9ca8-405000e77943" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical1" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical1"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-7a6d-b32e-35ef70a40013" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-76b2-88c7-8d8b597001dd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-7a6d-b32e-35ef70a40013" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-76b2-88c7-8d8b597001dd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e6f26-80d9-7595-b81b-981e6cf0d6fe" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-76b2-88c7-8d8b597001dd" xlink:to="loc_dei_LegalEntityAxis_019e6f26-80d9-7595-b81b-981e6cf0d6fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e6f26-80d9-72a3-b002-c67fe481b01c" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019e6f26-80d9-7595-b81b-981e6cf0d6fe" xlink:to="loc_dei_EntityDomain_019e6f26-80d9-72a3-b002-c67fe481b01c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectCapitalFundingLLCMember_019e6f26-80d9-7f6e-8cde-22688674106f" xlink:href="psec-20260630.xsd#psec_ProspectCapitalFundingLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-72a3-b002-c67fe481b01c" xlink:to="loc_psec_ProspectCapitalFundingLLCMember_019e6f26-80d9-7f6e-8cde-22688674106f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_019e6f26-80d9-7d45-97f5-4cebc0303c95" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-76b2-88c7-8d8b597001dd" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_019e6f26-80d9-7d45-97f5-4cebc0303c95" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_019e6f26-80d9-777f-a619-eba90d541e19" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_019e6f26-80d9-7d45-97f5-4cebc0303c95" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_019e6f26-80d9-777f-a619-eba90d541e19" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentsHeldBenchmarkMember_019e6f26-80d9-7163-bc7a-a6b3fb3ad142" xlink:href="psec-20260630.xsd#psec_InvestmentsHeldBenchmarkMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_019e6f26-80d9-777f-a619-eba90d541e19" xlink:to="loc_psec_InvestmentsHeldBenchmarkMember_019e6f26-80d9-7163-bc7a-a6b3fb3ad142" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_019e6f26-80d9-79fa-81a2-3e5dd628092a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskByTypeAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-76b2-88c7-8d8b597001dd" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_019e6f26-80d9-79fa-81a2-3e5dd628092a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_019e6f26-80d9-7db9-8da8-753732a7e416" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_019e6f26-80d9-79fa-81a2-3e5dd628092a" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_019e6f26-80d9-7db9-8da8-753732a7e416" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TotalInvestmentsConcentrationRiskMember_019e6f26-80d9-7d8f-84dc-ea79bdf24a9a" xlink:href="psec-20260630.xsd#psec_TotalInvestmentsConcentrationRiskMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_019e6f26-80d9-7db9-8da8-753732a7e416" xlink:to="loc_psec_TotalInvestmentsConcentrationRiskMember_019e6f26-80d9-7d8f-84dc-ea79bdf24a9a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateAxis_019e6f26-80d9-76e8-8e6e-222e8f355724" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_VariableRateAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-76b2-88c7-8d8b597001dd" xlink:to="loc_us-gaap_VariableRateAxis_019e6f26-80d9-76e8-8e6e-222e8f355724" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_019e6f26-80d9-765c-9a6c-31da56ff45cb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_VariableRateDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_VariableRateAxis_019e6f26-80d9-76e8-8e6e-222e8f355724" xlink:to="loc_us-gaap_VariableRateDomain_019e6f26-80d9-765c-9a6c-31da56ff45cb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A1MonthSOFRMember_019e6f26-80d9-7efa-ba7e-22c721fff6a1" xlink:href="psec-20260630.xsd#psec_A1MonthSOFRMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_VariableRateDomain_019e6f26-80d9-765c-9a6c-31da56ff45cb" xlink:to="loc_psec_A1MonthSOFRMember_019e6f26-80d9-7efa-ba7e-22c721fff6a1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A3MonthSOFRMember_019e6f26-80d9-75ac-aea6-13e85fceda3f" xlink:href="psec-20260630.xsd#psec_A3MonthSOFRMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_VariableRateDomain_019e6f26-80d9-765c-9a6c-31da56ff45cb" xlink:to="loc_psec_A3MonthSOFRMember_019e6f26-80d9-75ac-aea6-13e85fceda3f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrimeRateMember_019e6f26-80d9-7f65-a1e3-1bfcd65b5e97" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PrimeRateMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_VariableRateDomain_019e6f26-80d9-765c-9a6c-31da56ff45cb" xlink:to="loc_us-gaap_PrimeRateMember_019e6f26-80d9-7f65-a1e3-1bfcd65b5e97" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7d64-9bce-69ee1f974e21" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-76b2-88c7-8d8b597001dd" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7d64-9bce-69ee1f974e21" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-80d9-7c4a-ae1b-f15348b13f43" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7d64-9bce-69ee1f974e21" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-80d9-7c4a-ae1b-f15348b13f43" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_019e6f26-80d9-71f4-9af1-f574ce9c53fb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskPercentage1"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7d64-9bce-69ee1f974e21" xlink:to="loc_us-gaap_ConcentrationRiskPercentage1_019e6f26-80d9-71f4-9af1-f574ce9c53fb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentBasisSpreadVariableRate_019e6f26-80d9-7abb-8f0f-5c831150a95f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentBasisSpreadVariableRate"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7d64-9bce-69ee1f974e21" xlink:to="loc_us-gaap_InvestmentBasisSpreadVariableRate_019e6f26-80d9-7abb-8f0f-5c831150a95f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ConsolidatedRevenueInterestThresholdFor12MonthPeriod_019e6f26-80d9-7016-ad92-ea0ea605e916" xlink:href="psec-20260630.xsd#psec_ConsolidatedRevenueInterestThresholdFor12MonthPeriod"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7d64-9bce-69ee1f974e21" xlink:to="loc_psec_ConsolidatedRevenueInterestThresholdFor12MonthPeriod_019e6f26-80d9-7016-ad92-ea0ea605e916" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InterestAccruedAtCashInterestRate_019e6f26-80d9-778c-a080-e2abfd04cd72" xlink:href="psec-20260630.xsd#psec_InterestAccruedAtCashInterestRate"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7d64-9bce-69ee1f974e21" xlink:to="loc_psec_InterestAccruedAtCashInterestRate_019e6f26-80d9-778c-a080-e2abfd04cd72" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical2" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical2"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical2" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-7639-8c0c-ba57ce86ccdd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7e93-b294-de8ee6499e21" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-7639-8c0c-ba57ce86ccdd" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7e93-b294-de8ee6499e21" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019e6f26-80d9-7df3-bce9-b1da7bbe1447" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7e93-b294-de8ee6499e21" xlink:to="loc_srt_RangeAxis_019e6f26-80d9-7df3-bce9-b1da7bbe1447" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019e6f26-80d9-70fe-9f8e-90afb6cefc6f" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeAxis_019e6f26-80d9-7df3-bce9-b1da7bbe1447" xlink:to="loc_srt_RangeMember_019e6f26-80d9-70fe-9f8e-90afb6cefc6f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_019e6f26-80d9-7f4a-88e4-401695b2979a" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MinimumMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_019e6f26-80d9-70fe-9f8e-90afb6cefc6f" xlink:to="loc_srt_MinimumMember_019e6f26-80d9-7f4a-88e4-401695b2979a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019e6f26-80d9-7821-b6e4-c9cfae1e7ba7" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MaximumMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_019e6f26-80d9-70fe-9f8e-90afb6cefc6f" xlink:to="loc_srt_MaximumMember_019e6f26-80d9-7821-b6e4-c9cfae1e7ba7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019e6f26-80d9-7f6e-a0a0-f6bf6019d5a0" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7e93-b294-de8ee6499e21" xlink:to="loc_srt_OwnershipAxis_019e6f26-80d9-7f6e-a0a0-f6bf6019d5a0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019e6f26-80d9-7e85-82d4-3524a9641c7a" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019e6f26-80d9-7f6e-a0a0-f6bf6019d5a0" xlink:to="loc_srt_OwnershipDomain_019e6f26-80d9-7e85-82d4-3524a9641c7a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SSNMember_019e6f26-80d9-7c77-a383-9e58d7db51b5" xlink:href="psec-20260630.xsd#psec_SSNMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7e85-82d4-3524a9641c7a" xlink:to="loc_psec_SSNMember_019e6f26-80d9-7c77-a383-9e58d7db51b5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_UnitedSportingCompaniesIncMember_019e6f26-80d9-7fc6-90d8-34006cb1a6ca" xlink:href="psec-20260630.xsd#psec_UnitedSportingCompaniesIncMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7e85-82d4-3524a9641c7a" xlink:to="loc_psec_UnitedSportingCompaniesIncMember_019e6f26-80d9-7fc6-90d8-34006cb1a6ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_QCHoldingsTopCoLLCMember_019e6f26-80d9-71f3-9ef4-c99400aa0938" xlink:href="psec-20260630.xsd#psec_QCHoldingsTopCoLLCMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7e85-82d4-3524a9641c7a" xlink:to="loc_psec_QCHoldingsTopCoLLCMember_019e6f26-80d9-71f3-9ef4-c99400aa0938" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CPHoldingsOfDelawareLLCMember_019e6f26-80d9-7ac0-9156-b5f319c96bd5" xlink:href="psec-20260630.xsd#psec_CPHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7e85-82d4-3524a9641c7a" xlink:to="loc_psec_CPHoldingsOfDelawareLLCMember_019e6f26-80d9-7ac0-9156-b5f319c96bd5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CPEnergyServicesIncMember_019e6f26-80d9-760a-9e97-2b3a1875c6ff" xlink:href="psec-20260630.xsd#psec_CPEnergyServicesIncMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7e85-82d4-3524a9641c7a" xlink:to="loc_psec_CPEnergyServicesIncMember_019e6f26-80d9-760a-9e97-2b3a1875c6ff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_WrightFosterDisposalsLLCMember_019e6f26-80d9-7204-84c0-2309d19ec1fc" xlink:href="psec-20260630.xsd#psec_WrightFosterDisposalsLLCMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7e85-82d4-3524a9641c7a" xlink:to="loc_psec_WrightFosterDisposalsLLCMember_019e6f26-80d9-7204-84c0-2309d19ec1fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CPWellMember_019e6f26-80d9-7644-8298-c30b23310618" xlink:href="psec-20260630.xsd#psec_CPWellMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7e85-82d4-3524a9641c7a" xlink:to="loc_psec_CPWellMember_019e6f26-80d9-7644-8298-c30b23310618" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_WrightTruckingIncMember_019e6f26-80d9-7b82-b697-87aa47cba0da" xlink:href="psec-20260630.xsd#psec_WrightTruckingIncMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7e85-82d4-3524a9641c7a" xlink:to="loc_psec_WrightTruckingIncMember_019e6f26-80d9-7b82-b697-87aa47cba0da" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FosterTestingCoIncMember_019e6f26-80d9-70f8-943e-a2b4fd7289df" xlink:href="psec-20260630.xsd#psec_FosterTestingCoIncMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7e85-82d4-3524a9641c7a" xlink:to="loc_psec_FosterTestingCoIncMember_019e6f26-80d9-70f8-943e-a2b4fd7289df" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProHaulTransportsLLCMember_019e6f26-80d9-7706-b4b3-c569e4f82170" xlink:href="psec-20260630.xsd#psec_ProHaulTransportsLLCMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7e85-82d4-3524a9641c7a" xlink:to="loc_psec_ProHaulTransportsLLCMember_019e6f26-80d9-7706-b4b3-c569e4f82170" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SpartanEnergyServicesLLCMember_019e6f26-80d9-77e2-b134-7046d4ba3ec1" xlink:href="psec-20260630.xsd#psec_SpartanEnergyServicesLLCMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7e85-82d4-3524a9641c7a" xlink:to="loc_psec_SpartanEnergyServicesLLCMember_019e6f26-80d9-77e2-b134-7046d4ba3ec1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SpartanEnergyHoldingsIncMember_019e6f26-80d9-7007-bee2-6194a4c98087" xlink:href="psec-20260630.xsd#psec_SpartanEnergyHoldingsIncMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7e85-82d4-3524a9641c7a" xlink:to="loc_psec_SpartanEnergyHoldingsIncMember_019e6f26-80d9-7007-bee2-6194a4c98087" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralHoldingsOfDelawareLLCMember_019e6f26-80d9-7b6f-a4a0-87510003c9b7" xlink:href="psec-20260630.xsd#psec_CreditCentralHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7e85-82d4-3524a9641c7a" xlink:to="loc_psec_CreditCentralHoldingsOfDelawareLLCMember_019e6f26-80d9-7b6f-a4a0-87510003c9b7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralLoanCompanyLLCMember_019e6f26-80d9-7729-a176-f79e917253c8" xlink:href="psec-20260630.xsd#psec_CreditCentralLoanCompanyLLCMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7e85-82d4-3524a9641c7a" xlink:to="loc_psec_CreditCentralLoanCompanyLLCMember_019e6f26-80d9-7729-a176-f79e917253c8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralOfTexasLLCMember_019e6f26-80d9-7790-a802-c81f7fe2bdea" xlink:href="psec-20260630.xsd#psec_CreditCentralOfTexasLLCMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7e85-82d4-3524a9641c7a" xlink:to="loc_psec_CreditCentralOfTexasLLCMember_019e6f26-80d9-7790-a802-c81f7fe2bdea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralOfTennesseeLLCMember_019e6f26-80d9-7b06-9aeb-ba5dc1e06a6a" xlink:href="psec-20260630.xsd#psec_CreditCentralOfTennesseeLLCMember"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7e85-82d4-3524a9641c7a" xlink:to="loc_psec_CreditCentralOfTennesseeLLCMember_019e6f26-80d9-7b06-9aeb-ba5dc1e06a6a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralSouthLLCMember_019e6f26-80d9-70d9-bbbd-9cbf2b59d08e" xlink:href="psec-20260630.xsd#psec_CreditCentralSouthLLCMember"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7e85-82d4-3524a9641c7a" xlink:to="loc_psec_CreditCentralSouthLLCMember_019e6f26-80d9-70d9-bbbd-9cbf2b59d08e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralLLCMember_019e6f26-80d9-7934-ac9b-51c62f4748d3" xlink:href="psec-20260630.xsd#psec_CreditCentralLLCMember"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7e85-82d4-3524a9641c7a" xlink:to="loc_psec_CreditCentralLLCMember_019e6f26-80d9-7934-ac9b-51c62f4748d3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019e6f26-80d9-7475-939a-b86a8689412b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7e93-b294-de8ee6499e21" xlink:to="loc_us-gaap_InvestmentTypeAxis_019e6f26-80d9-7475-939a-b86a8689412b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-7b68-9d42-e39ec011de7c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeAxis_019e6f26-80d9-7475-939a-b86a8689412b" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-7b68-9d42-e39ec011de7c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesUnfundedCommitmentsMember_019e6f26-80d9-7994-8099-c1c9dc73aa75" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesUnfundedCommitmentsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-7b68-9d42-e39ec011de7c" xlink:to="loc_psec_DebtSecuritiesUnfundedCommitmentsMember_019e6f26-80d9-7994-8099-c1c9dc73aa75" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e6f26-80d9-791c-aa5e-16fa3e88d6fa" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7e93-b294-de8ee6499e21" xlink:to="loc_dei_LegalEntityAxis_019e6f26-80d9-791c-aa5e-16fa3e88d6fa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e6f26-80d9-750e-8592-6a691a351884" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019e6f26-80d9-791c-aa5e-16fa3e88d6fa" xlink:to="loc_dei_EntityDomain_019e6f26-80d9-750e-8592-6a691a351884" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SportCoHoldingsIncMember_019e6f26-80d9-7738-a914-2c66429879b7" xlink:href="psec-20260630.xsd#psec_SportCoHoldingsIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-750e-8592-6a691a351884" xlink:to="loc_psec_SportCoHoldingsIncMember_019e6f26-80d9-7738-a914-2c66429879b7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CPHoldingsOfDelawareLLCMember_019e6f26-80d9-7aca-b701-c5433befdf31" xlink:href="psec-20260630.xsd#psec_CPHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-750e-8592-6a691a351884" xlink:to="loc_psec_CPHoldingsOfDelawareLLCMember_019e6f26-80d9-7aca-b701-c5433befdf31" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CPEnergyServicesIncMember_019e6f26-80d9-7b12-ac91-780665b6e7a8" xlink:href="psec-20260630.xsd#psec_CPEnergyServicesIncMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-750e-8592-6a691a351884" xlink:to="loc_psec_CPEnergyServicesIncMember_019e6f26-80d9-7b12-ac91-780665b6e7a8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SpartanEnergyHoldingsIncMember_019e6f26-80d9-7c55-8361-c82fea2f3bde" xlink:href="psec-20260630.xsd#psec_SpartanEnergyHoldingsIncMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-750e-8592-6a691a351884" xlink:to="loc_psec_SpartanEnergyHoldingsIncMember_019e6f26-80d9-7c55-8361-c82fea2f3bde" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralHoldingsOfDelawareLLCMember_019e6f26-80d9-7084-8d08-5103793a7f63" xlink:href="psec-20260630.xsd#psec_CreditCentralHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-750e-8592-6a691a351884" xlink:to="loc_psec_CreditCentralHoldingsOfDelawareLLCMember_019e6f26-80d9-7084-8d08-5103793a7f63" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralLoanCompanyLLCMember_019e6f26-80d9-79ae-ad3a-0d2bb161a7ea" xlink:href="psec-20260630.xsd#psec_CreditCentralLoanCompanyLLCMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-750e-8592-6a691a351884" xlink:to="loc_psec_CreditCentralLoanCompanyLLCMember_019e6f26-80d9-79ae-ad3a-0d2bb161a7ea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_019e6f26-80d9-7cc2-a960-8d4f1b69cfb5" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7e93-b294-de8ee6499e21" xlink:to="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_019e6f26-80d9-7cc2-a960-8d4f1b69cfb5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_019e6f26-80d9-75ad-abc8-97528fe98b61" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_EquityMethodInvesteeNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_019e6f26-80d9-7cc2-a960-8d4f1b69cfb5" xlink:to="loc_srt_EquityMethodInvesteeNameDomain_019e6f26-80d9-75ad-abc8-97528fe98b61" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_QCHoldingsTopCoLLCMember_019e6f26-80d9-7cb0-a3b4-d3542fdb587f" xlink:href="psec-20260630.xsd#psec_QCHoldingsTopCoLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_EquityMethodInvesteeNameDomain_019e6f26-80d9-75ad-abc8-97528fe98b61" xlink:to="loc_psec_QCHoldingsTopCoLLCMember_019e6f26-80d9-7cb0-a3b4-d3542fdb587f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019e6f26-80d9-7c11-a841-8d0eb003efe5" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7e93-b294-de8ee6499e21" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019e6f26-80d9-7c11-a841-8d0eb003efe5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019e6f26-80d9-763a-b7b8-647038b1e9ba" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019e6f26-80d9-7c11-a841-8d0eb003efe5" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019e6f26-80d9-763a-b7b8-647038b1e9ba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019e6f26-80d9-751f-a5c7-e07a8bbdba2a" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019e6f26-80d9-763a-b7b8-647038b1e9ba" xlink:to="loc_srt_SubsidiariesMember_019e6f26-80d9-751f-a5c7-e07a8bbdba2a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019e6f26-80d9-7822-b619-91156ba5f43c" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7e93-b294-de8ee6499e21" xlink:to="loc_srt_ConsolidationItemsAxis_019e6f26-80d9-7822-b619-91156ba5f43c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019e6f26-80d9-7270-a0bf-b77189b1b130" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019e6f26-80d9-7822-b619-91156ba5f43c" xlink:to="loc_srt_ConsolidationItemsDomain_019e6f26-80d9-7270-a0bf-b77189b1b130" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019e6f26-80d9-71d3-b4ea-564991cd04c3" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019e6f26-80d9-7270-a0bf-b77189b1b130" xlink:to="loc_srt_ReportableLegalEntitiesMember_019e6f26-80d9-71d3-b4ea-564991cd04c3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FinancingReceivableNameAxis_019e6f26-80d9-7f99-a00f-5434fccf010f" xlink:href="psec-20260630.xsd#psec_FinancingReceivableNameAxis"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7e93-b294-de8ee6499e21" xlink:to="loc_psec_FinancingReceivableNameAxis_019e6f26-80d9-7f99-a00f-5434fccf010f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FinancingReceivableNameDomain_019e6f26-80d9-7694-8ead-d362b5c78d59" xlink:href="psec-20260630.xsd#psec_FinancingReceivableNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_FinancingReceivableNameAxis_019e6f26-80d9-7f99-a00f-5434fccf010f" xlink:to="loc_psec_FinancingReceivableNameDomain_019e6f26-80d9-7694-8ead-d362b5c78d59" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SpartanTermLoansMember_019e6f26-80d9-74f4-84d8-2a8861e87c57" xlink:href="psec-20260630.xsd#psec_SpartanTermLoansMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_FinancingReceivableNameDomain_019e6f26-80d9-7694-8ead-d362b5c78d59" xlink:to="loc_psec_SpartanTermLoansMember_019e6f26-80d9-74f4-84d8-2a8861e87c57" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIdentifierAxis_019e6f26-80d9-7898-8bc2-ae73a074bba2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIdentifierAxis"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7e93-b294-de8ee6499e21" xlink:to="loc_us-gaap_InvestmentIdentifierAxis_019e6f26-80d9-7898-8bc2-ae73a074bba2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7e64-a847-deb3ca3e7086" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7e93-b294-de8ee6499e21" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7e64-a847-deb3ca3e7086" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_QualifyingAssets_019e6f26-80d9-76f9-aa47-09829aca8d15" xlink:href="psec-20260630.xsd#psec_QualifyingAssets"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7e64-a847-deb3ca3e7086" xlink:to="loc_psec_QualifyingAssets_019e6f26-80d9-76f9-aa47-09829aca8d15" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_019e6f26-80d9-708a-9cea-66cf2dcd991c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7e64-a847-deb3ca3e7086" xlink:to="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_019e6f26-80d9-708a-9cea-66cf2dcd991c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyFinancialCommitmentToInvesteeFutureAmount_019e6f26-80d9-7143-8271-70fd272d2b9d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyFinancialCommitmentToInvesteeFutureAmount"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7e64-a847-deb3ca3e7086" xlink:to="loc_us-gaap_InvestmentCompanyFinancialCommitmentToInvesteeFutureAmount_019e6f26-80d9-7143-8271-70fd272d2b9d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateDuringPeriod_019e6f26-80d9-7f9c-990d-da9703572c50" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentInterestRateDuringPeriod"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7e64-a847-deb3ca3e7086" xlink:to="loc_us-gaap_DebtInstrumentInterestRateDuringPeriod_019e6f26-80d9-7f9c-990d-da9703572c50" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019e6f26-80d9-7020-8258-894559b98b60" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7e64-a847-deb3ca3e7086" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019e6f26-80d9-7020-8258-894559b98b60" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestmentOwnershipPercentage_019e6f26-80d9-7207-a611-87f2e42029a0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquityMethodInvestmentOwnershipPercentage"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7e64-a847-deb3ca3e7086" xlink:to="loc_us-gaap_EquityMethodInvestmentOwnershipPercentage_019e6f26-80d9-7207-a611-87f2e42029a0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-80d9-7a9e-85b3-2bc61f49e9cd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7e64-a847-deb3ca3e7086" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-80d9-7a9e-85b3-2bc61f49e9cd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EquitySecuritiesOwnershipRate_019e6f26-80d9-7470-8d2d-8a854502074e" xlink:href="psec-20260630.xsd#psec_EquitySecuritiesOwnershipRate"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7e64-a847-deb3ca3e7086" xlink:to="loc_psec_EquitySecuritiesOwnershipRate_019e6f26-80d9-7470-8d2d-8a854502074e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical3" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical3"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical3" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-7f35-9138-3b498e0b42ea" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7f40-b6cc-13580916703c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-7f35-9138-3b498e0b42ea" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7f40-b6cc-13580916703c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019e6f26-80d9-7f18-b8d6-678be535b942" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7f40-b6cc-13580916703c" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019e6f26-80d9-7f18-b8d6-678be535b942" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019e6f26-80d9-73ac-844b-e5e8023b639e" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019e6f26-80d9-7f18-b8d6-678be535b942" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019e6f26-80d9-73ac-844b-e5e8023b639e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019e6f26-80d9-7007-a2b8-4f6fc68e56b0" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019e6f26-80d9-73ac-844b-e5e8023b639e" xlink:to="loc_srt_SubsidiariesMember_019e6f26-80d9-7007-a2b8-4f6fc68e56b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019e6f26-80d9-7d1f-a539-3de9a8118e9a" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7f40-b6cc-13580916703c" xlink:to="loc_srt_ConsolidationItemsAxis_019e6f26-80d9-7d1f-a539-3de9a8118e9a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019e6f26-80d9-7dcb-83bd-e7855196e059" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019e6f26-80d9-7d1f-a539-3de9a8118e9a" xlink:to="loc_srt_ConsolidationItemsDomain_019e6f26-80d9-7dcb-83bd-e7855196e059" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019e6f26-80d9-7b9d-8ee1-620fa248729c" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019e6f26-80d9-7dcb-83bd-e7855196e059" xlink:to="loc_srt_ReportableLegalEntitiesMember_019e6f26-80d9-7b9d-8ee1-620fa248729c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019e6f26-80d9-7734-a68f-ac63bfb5f0d3" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7f40-b6cc-13580916703c" xlink:to="loc_srt_OwnershipAxis_019e6f26-80d9-7734-a68f-ac63bfb5f0d3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019e6f26-80d9-7734-a68f-ac63bfb5f0d3" xlink:to="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FirstTowerHoldingsOfDelawareLLCMember_019e6f26-80d9-7688-ab76-5145bce25584" xlink:href="psec-20260630.xsd#psec_FirstTowerHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_FirstTowerHoldingsOfDelawareLLCMember_019e6f26-80d9-7688-ab76-5145bce25584" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FirstTowerFinanceCompanyLLCMember_019e6f26-80d9-73d2-8fcb-9b2cfad33ce5" xlink:href="psec-20260630.xsd#psec_FirstTowerFinanceCompanyLLCMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_FirstTowerFinanceCompanyLLCMember_019e6f26-80d9-73d2-8fcb-9b2cfad33ce5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FirstTowerLLCMember_019e6f26-80d9-79b4-a453-18f256627b1a" xlink:href="psec-20260630.xsd#psec_FirstTowerLLCMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_FirstTowerLLCMember_019e6f26-80d9-79b4-a453-18f256627b1a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EnergySolutionsHoldingsIncMember_019e6f26-80d9-716a-afee-0a19ddea3e41" xlink:href="psec-20260630.xsd#psec_EnergySolutionsHoldingsIncMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_EnergySolutionsHoldingsIncMember_019e6f26-80d9-716a-afee-0a19ddea3e41" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VesselCompanyLLCMember_019e6f26-80d9-7688-b28a-a83eaa49671b" xlink:href="psec-20260630.xsd#psec_VesselCompanyLLCMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_VesselCompanyLLCMember_019e6f26-80d9-7688-b28a-a83eaa49671b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VesselCompanyIIILLCMember_019e6f26-80d9-7daa-93ac-531ac099b2e1" xlink:href="psec-20260630.xsd#psec_VesselCompanyIIILLCMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_VesselCompanyIIILLCMember_019e6f26-80d9-7daa-93ac-531ac099b2e1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VesselCompanyIILLCMember_019e6f26-80d9-7d97-9961-fb1968549f4b" xlink:href="psec-20260630.xsd#psec_VesselCompanyIILLCMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_VesselCompanyIILLCMember_019e6f26-80d9-7d97-9961-fb1968549f4b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MITYHoldingsOfDelawareIncMember_019e6f26-80d9-7ee6-81e1-9a4d581e5b1e" xlink:href="psec-20260630.xsd#psec_MITYHoldingsOfDelawareIncMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_MITYHoldingsOfDelawareIncMember_019e6f26-80d9-7ee6-81e1-9a4d581e5b1e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MITYIncMember_019e6f26-80d9-754d-baf2-367954362233" xlink:href="psec-20260630.xsd#psec_MITYIncMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_MITYIncMember_019e6f26-80d9-754d-baf2-367954362233" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BrodaEnterprisesULCMember_019e6f26-80d9-75e7-b304-bbce3a4ec7cc" xlink:href="psec-20260630.xsd#psec_BrodaEnterprisesULCMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_BrodaEnterprisesULCMember_019e6f26-80d9-75e7-b304-bbce3a4ec7cc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MITYLiteIncMember_019e6f26-80d9-789a-a4dc-5a74a14e9fa1" xlink:href="psec-20260630.xsd#psec_MITYLiteIncMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_MITYLiteIncMember_019e6f26-80d9-789a-a4dc-5a74a14e9fa1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BrodaUSAIncMember_019e6f26-80d9-7f75-91ea-1034622aceb4" xlink:href="psec-20260630.xsd#psec_BrodaUSAIncMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_BrodaUSAIncMember_019e6f26-80d9-7f75-91ea-1034622aceb4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MITYFSCIncMember_019e6f26-80d9-7d76-96cf-672d0055ba73" xlink:href="psec-20260630.xsd#psec_MITYFSCIncMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_MITYFSCIncMember_019e6f26-80d9-7d76-96cf-672d0055ba73" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NPHPropertyHoldingsLLCMember_019e6f26-80d9-7a4c-a0ee-a60beb2b45e1" xlink:href="psec-20260630.xsd#psec_NPHPropertyHoldingsLLCMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_NPHPropertyHoldingsLLCMember_019e6f26-80d9-7a4c-a0ee-a60beb2b45e1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NationalPropertyREITCorpMember_019e6f26-80d9-7d6e-b21b-4b99a2407c77" xlink:href="psec-20260630.xsd#psec_NationalPropertyREITCorpMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_NationalPropertyREITCorpMember_019e6f26-80d9-7d6e-b21b-4b99a2407c77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NationwideAcceptanceHoldingsLLCMember_019e6f26-80d9-789c-b555-5fe76b64ad69" xlink:href="psec-20260630.xsd#psec_NationwideAcceptanceHoldingsLLCMember"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_NationwideAcceptanceHoldingsLLCMember_019e6f26-80d9-789c-b555-5fe76b64ad69" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NationwideLoanCompanyLLCMember_019e6f26-80d9-7037-b07a-05511f8966cc" xlink:href="psec-20260630.xsd#psec_NationwideLoanCompanyLLCMember"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_NationwideLoanCompanyLLCMember_019e6f26-80d9-7037-b07a-05511f8966cc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NMMBHoldingsIncMember_019e6f26-80d9-764b-a39e-476bcc4a9494" xlink:href="psec-20260630.xsd#psec_NMMBHoldingsIncMember"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_NMMBHoldingsIncMember_019e6f26-80d9-764b-a39e-476bcc4a9494" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NMMBIncMember_019e6f26-80d9-7300-a32d-94adc767ba32" xlink:href="psec-20260630.xsd#psec_NMMBIncMember"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_NMMBIncMember_019e6f26-80d9-7300-a32d-94adc767ba32" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ArmedForcesCommunicationsIncMember_019e6f26-80d9-7b66-b99d-7f20b704dd0c" xlink:href="psec-20260630.xsd#psec_ArmedForcesCommunicationsIncMember"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_ArmedForcesCommunicationsIncMember_019e6f26-80d9-7b66-b99d-7f20b704dd0c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_StrategicChemicalSolutionsCorpMember_019e6f26-80d9-75a6-ac7e-ec23e7f1c24c" xlink:href="psec-20260630.xsd#psec_StrategicChemicalSolutionsCorpMember"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_StrategicChemicalSolutionsCorpMember_019e6f26-80d9-75a6-ac7e-ec23e7f1c24c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_USESCorpMember_019e6f26-80d9-7bcb-ba41-c42e011249e9" xlink:href="psec-20260630.xsd#psec_USESCorpMember"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_USESCorpMember_019e6f26-80d9-7bcb-ba41-c42e011249e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricHoldingsIIncMember_019e6f26-80d9-7a1f-b6f3-3480fc21eb5d" xlink:href="psec-20260630.xsd#psec_ValleyElectricHoldingsIIncMember"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_ValleyElectricHoldingsIIncMember_019e6f26-80d9-7a1f-b6f3-3480fc21eb5d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricHoldingsIIIncMember_019e6f26-80d9-79cb-bc35-92a4f4cb11b2" xlink:href="psec-20260630.xsd#psec_ValleyElectricHoldingsIIIncMember"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_ValleyElectricHoldingsIIIncMember_019e6f26-80d9-79cb-bc35-92a4f4cb11b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricCompanyIncMember_019e6f26-80d9-7283-a10e-ee4564457f0b" xlink:href="psec-20260630.xsd#psec_ValleyElectricCompanyIncMember"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_ValleyElectricCompanyIncMember_019e6f26-80d9-7283-a10e-ee4564457f0b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VECompanyIncMember_019e6f26-80d9-7c8d-bc84-fea60bd94d5e" xlink:href="psec-20260630.xsd#psec_VECompanyIncMember"/>
    <link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_VECompanyIncMember_019e6f26-80d9-7c8d-bc84-fea60bd94d5e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricCoOfMtVernonIncMember_019e6f26-80d9-7a75-90ae-ba153d97d05a" xlink:href="psec-20260630.xsd#psec_ValleyElectricCoOfMtVernonIncMember"/>
    <link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_ValleyElectricCoOfMtVernonIncMember_019e6f26-80d9-7a75-90ae-ba153d97d05a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EncinitasWatchesHoldcoLLCMember_019e6f26-80d9-7586-97f0-da56b845eb7d" xlink:href="psec-20260630.xsd#psec_EncinitasWatchesHoldcoLLCMember"/>
    <link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_EncinitasWatchesHoldcoLLCMember_019e6f26-80d9-7586-97f0-da56b845eb7d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PacificWorldCorporationMember_019e6f26-80d9-7891-8864-8aa871577079" xlink:href="psec-20260630.xsd#psec_PacificWorldCorporationMember"/>
    <link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-74e4-9913-261f3fb0ea73" xlink:to="loc_psec_PacificWorldCorporationMember_019e6f26-80d9-7891-8864-8aa871577079" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e6f26-80d9-7f3f-8a3e-7def9d258356" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7f40-b6cc-13580916703c" xlink:to="loc_dei_LegalEntityAxis_019e6f26-80d9-7f3f-8a3e-7def9d258356" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e6f26-80d9-73f4-8d3b-988064d4740e" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019e6f26-80d9-7f3f-8a3e-7def9d258356" xlink:to="loc_dei_EntityDomain_019e6f26-80d9-73f4-8d3b-988064d4740e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FirstTowerHoldingsOfDelawareLLCMember_019e6f26-80d9-70c8-9a60-b487b9f81b2c" xlink:href="psec-20260630.xsd#psec_FirstTowerHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-73f4-8d3b-988064d4740e" xlink:to="loc_psec_FirstTowerHoldingsOfDelawareLLCMember_019e6f26-80d9-70c8-9a60-b487b9f81b2c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FirstTowerFinanceCompanyLLCMember_019e6f26-80d9-7db0-be59-af7c4966c509" xlink:href="psec-20260630.xsd#psec_FirstTowerFinanceCompanyLLCMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-73f4-8d3b-988064d4740e" xlink:to="loc_psec_FirstTowerFinanceCompanyLLCMember_019e6f26-80d9-7db0-be59-af7c4966c509" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FreedomMarineSolutionsLLCMember_019e6f26-80d9-7015-b46a-4d96b4b35f41" xlink:href="psec-20260630.xsd#psec_FreedomMarineSolutionsLLCMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-73f4-8d3b-988064d4740e" xlink:to="loc_psec_FreedomMarineSolutionsLLCMember_019e6f26-80d9-7015-b46a-4d96b4b35f41" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MITYHoldingsOfDelawareIncMember_019e6f26-80d9-70b4-9220-6283c92f9407" xlink:href="psec-20260630.xsd#psec_MITYHoldingsOfDelawareIncMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-73f4-8d3b-988064d4740e" xlink:to="loc_psec_MITYHoldingsOfDelawareIncMember_019e6f26-80d9-70b4-9220-6283c92f9407" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MITYIncMember_019e6f26-80d9-7a7f-a6b7-e78ecc78bb86" xlink:href="psec-20260630.xsd#psec_MITYIncMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-73f4-8d3b-988064d4740e" xlink:to="loc_psec_MITYIncMember_019e6f26-80d9-7a7f-a6b7-e78ecc78bb86" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NPHPropertyHoldingsLLCMember_019e6f26-80d9-7717-b3e9-5ea76b8f3e02" xlink:href="psec-20260630.xsd#psec_NPHPropertyHoldingsLLCMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-73f4-8d3b-988064d4740e" xlink:to="loc_psec_NPHPropertyHoldingsLLCMember_019e6f26-80d9-7717-b3e9-5ea76b8f3e02" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NationwideAcceptanceHoldingsLLCMember_019e6f26-80d9-7754-a67d-4b775462007d" xlink:href="psec-20260630.xsd#psec_NationwideAcceptanceHoldingsLLCMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-73f4-8d3b-988064d4740e" xlink:to="loc_psec_NationwideAcceptanceHoldingsLLCMember_019e6f26-80d9-7754-a67d-4b775462007d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NMMBHoldingsIncMember_019e6f26-80d9-7e5f-a051-e5087d7fc209" xlink:href="psec-20260630.xsd#psec_NMMBHoldingsIncMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-73f4-8d3b-988064d4740e" xlink:to="loc_psec_NMMBHoldingsIncMember_019e6f26-80d9-7e5f-a051-e5087d7fc209" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NMMBIncMember_019e6f26-80d9-7af5-ba5a-cdc6eccab954" xlink:href="psec-20260630.xsd#psec_NMMBIncMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-73f4-8d3b-988064d4740e" xlink:to="loc_psec_NMMBIncMember_019e6f26-80d9-7af5-ba5a-cdc6eccab954" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RefuelAgencyIncMember_019e6f26-80d9-7b72-90c1-4faad70531fc" xlink:href="psec-20260630.xsd#psec_RefuelAgencyIncMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-73f4-8d3b-988064d4740e" xlink:to="loc_psec_RefuelAgencyIncMember_019e6f26-80d9-7b72-90c1-4faad70531fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricHoldingsIIncMember_019e6f26-80d9-7154-8889-f0d89a6f0960" xlink:href="psec-20260630.xsd#psec_ValleyElectricHoldingsIIncMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-73f4-8d3b-988064d4740e" xlink:to="loc_psec_ValleyElectricHoldingsIIncMember_019e6f26-80d9-7154-8889-f0d89a6f0960" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricHoldingsIIIncMember_019e6f26-80d9-7b8a-934f-54a6e34f2603" xlink:href="psec-20260630.xsd#psec_ValleyElectricHoldingsIIIncMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-73f4-8d3b-988064d4740e" xlink:to="loc_psec_ValleyElectricHoldingsIIIncMember_019e6f26-80d9-7b8a-934f-54a6e34f2603" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricCompanyIncMember_019e6f26-80d9-713a-9a1b-99cf027850ac" xlink:href="psec-20260630.xsd#psec_ValleyElectricCompanyIncMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-73f4-8d3b-988064d4740e" xlink:to="loc_psec_ValleyElectricCompanyIncMember_019e6f26-80d9-713a-9a1b-99cf027850ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VECompanyIncMember_019e6f26-80d9-73a7-adc8-cf5d61442bca" xlink:href="psec-20260630.xsd#psec_VECompanyIncMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-73f4-8d3b-988064d4740e" xlink:to="loc_psec_VECompanyIncMember_019e6f26-80d9-73a7-adc8-cf5d61442bca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_UniversalTurbinePartsLLCMember_019e6f26-80d9-73e8-aad7-a952b1b80488" xlink:href="psec-20260630.xsd#psec_UniversalTurbinePartsLLCMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-73f4-8d3b-988064d4740e" xlink:to="loc_psec_UniversalTurbinePartsLLCMember_019e6f26-80d9-73e8-aad7-a952b1b80488" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7083-958c-f6d7c7f52651" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7f40-b6cc-13580916703c" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7083-958c-f6d7c7f52651" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019e6f26-80d9-7f12-a18f-25aa95dc3a42" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7083-958c-f6d7c7f52651" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019e6f26-80d9-7f12-a18f-25aa95dc3a42" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FullyDilutedOwnership_019e6f26-80d9-75ed-bd08-15a831d9df7c" xlink:href="psec-20260630.xsd#psec_FullyDilutedOwnership"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7083-958c-f6d7c7f52651" xlink:to="loc_psec_FullyDilutedOwnership_019e6f26-80d9-75ed-bd08-15a831d9df7c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-80d9-705a-8a9b-514d24cd09d7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7083-958c-f6d7c7f52651" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-80d9-705a-8a9b-514d24cd09d7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NumberOfBoardOfDirectorsAppointed_019e6f26-80d9-74db-95a5-2fa477b73c59" xlink:href="psec-20260630.xsd#psec_NumberOfBoardOfDirectorsAppointed"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7083-958c-f6d7c7f52651" xlink:to="loc_psec_NumberOfBoardOfDirectorsAppointed_019e6f26-80d9-74db-95a5-2fa477b73c59" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ResidualProfitNewTLAAndTLD_019e6f26-80d9-73eb-bca9-4787266a089b" xlink:href="psec-20260630.xsd#psec_ResidualProfitNewTLAAndTLD"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7083-958c-f6d7c7f52651" xlink:to="loc_psec_ResidualProfitNewTLAAndTLD_019e6f26-80d9-73eb-bca9-4787266a089b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentBasisSpreadVariableRateTLAAndTLD_019e6f26-80d9-711a-bf34-1145d8a35f25" xlink:href="psec-20260630.xsd#psec_InvestmentBasisSpreadVariableRateTLAAndTLD"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7083-958c-f6d7c7f52651" xlink:to="loc_psec_InvestmentBasisSpreadVariableRateTLAAndTLD_019e6f26-80d9-711a-bf34-1145d8a35f25" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_LimitedLiabilityCompanyOrLimitedPartnershipMembersOrLimitedPartnersPreferredEquityOwnershipInterest_019e6f26-80d9-7880-a109-9e10944763a9" xlink:href="psec-20260630.xsd#psec_LimitedLiabilityCompanyOrLimitedPartnershipMembersOrLimitedPartnersPreferredEquityOwnershipInterest"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7083-958c-f6d7c7f52651" xlink:to="loc_psec_LimitedLiabilityCompanyOrLimitedPartnershipMembersOrLimitedPartnersPreferredEquityOwnershipInterest_019e6f26-80d9-7880-a109-9e10944763a9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical4" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical4"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical4" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-7a85-a82b-fa6b749909c2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-74f9-a5fd-bafbbcdec48b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-7a85-a82b-fa6b749909c2" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-74f9-a5fd-bafbbcdec48b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-80d9-7175-bcdc-d411fc2557a0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesByIndustryAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-74f9-a5fd-bafbbcdec48b" xlink:to="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-80d9-7175-bcdc-d411fc2557a0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesIndustryMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-80d9-7175-bcdc-d411fc2557a0" xlink:to="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AerospaceSectorMember_019e6f26-80d9-7d20-bf42-01ee9bfa1f68" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AerospaceSectorMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_us-gaap_AerospaceSectorMember_019e6f26-80d9-7d20-bf42-01ee9bfa1f68" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommercialServicesSuppliesSectorMember_019e6f26-80d9-778d-ba72-756ea4c6b89c" xlink:href="psec-20260630.xsd#psec_CommercialServicesSuppliesSectorMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_CommercialServicesSuppliesSectorMember_019e6f26-80d9-778d-ba72-756ea4c6b89c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ConstructionEngineeringSectorMember_019e6f26-80d9-71ed-8cf4-3ca1556b789d" xlink:href="psec-20260630.xsd#psec_ConstructionEngineeringSectorMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_ConstructionEngineeringSectorMember_019e6f26-80d9-71ed-8cf4-3ca1556b789d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ConsumerFinanceSectorMember_019e6f26-80d9-7f0b-a059-17a3b0451b67" xlink:href="psec-20260630.xsd#psec_ConsumerFinanceSectorMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_ConsumerFinanceSectorMember_019e6f26-80d9-7f0b-a059-17a3b0451b67" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DistributorsSectorMember_019e6f26-80d9-72c2-8fd0-97c039873fd8" xlink:href="psec-20260630.xsd#psec_DistributorsSectorMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_DistributorsSectorMember_019e6f26-80d9-72c2-8fd0-97c039873fd8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DiversifiedConsumerServicesSectorMember_019e6f26-80d9-7c49-8270-115fa56f8a52" xlink:href="psec-20260630.xsd#psec_DiversifiedConsumerServicesSectorMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_DiversifiedConsumerServicesSectorMember_019e6f26-80d9-7c49-8270-115fa56f8a52" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EnergyEquipmentServicesSectorMember_019e6f26-80d9-76ae-b3df-f291bd522aa7" xlink:href="psec-20260630.xsd#psec_EnergyEquipmentServicesSectorMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_EnergyEquipmentServicesSectorMember_019e6f26-80d9-76ae-b3df-f291bd522aa7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EquityRealEstateInvestmentTrustsREITsSectorMember_019e6f26-80d9-73d1-88a0-d72f3671ca87" xlink:href="psec-20260630.xsd#psec_EquityRealEstateInvestmentTrustsREITsSectorMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_EquityRealEstateInvestmentTrustsREITsSectorMember_019e6f26-80d9-73d1-88a0-d72f3671ca87" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HealthCareProvidersServicesSectorMember_019e6f26-80d9-7484-8cf7-8456c7a8ee1b" xlink:href="psec-20260630.xsd#psec_HealthCareProvidersServicesSectorMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_HealthCareProvidersServicesSectorMember_019e6f26-80d9-7484-8cf7-8456c7a8ee1b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HouseholdDurablesSectorMember_019e6f26-80d9-78c8-ba42-fe69d8848032" xlink:href="psec-20260630.xsd#psec_HouseholdDurablesSectorMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_HouseholdDurablesSectorMember_019e6f26-80d9-78c8-ba42-fe69d8848032" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MachinerySectorMember_019e6f26-80d9-7d41-81cc-029b2fbd267a" xlink:href="psec-20260630.xsd#psec_MachinerySectorMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_MachinerySectorMember_019e6f26-80d9-7d41-81cc-029b2fbd267a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MarineTransportSectorMember_019e6f26-80d9-7a6b-bcf5-a00ec91745d9" xlink:href="psec-20260630.xsd#psec_MarineTransportSectorMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_MarineTransportSectorMember_019e6f26-80d9-7a6b-bcf5-a00ec91745d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MediaSectorMember_019e6f26-80d9-77aa-965a-bd92b0ee660d" xlink:href="psec-20260630.xsd#psec_MediaSectorMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_MediaSectorMember_019e6f26-80d9-77aa-965a-bd92b0ee660d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PersonalCareProductsSectorMember_019e6f26-80d9-791f-a532-0e4d316f0464" xlink:href="psec-20260630.xsd#psec_PersonalCareProductsSectorMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_PersonalCareProductsSectorMember_019e6f26-80d9-791f-a532-0e4d316f0464" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TradingCompaniesDistributorsSectorMember_019e6f26-80d9-7ff4-9620-bc187579a4bd" xlink:href="psec-20260630.xsd#psec_TradingCompaniesDistributorsSectorMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_TradingCompaniesDistributorsSectorMember_019e6f26-80d9-7ff4-9620-bc187579a4bd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TextilesApparelLuxuryGoodsSectorMember_019e6f26-80d9-7474-86ae-500b8cdfe871" xlink:href="psec-20260630.xsd#psec_TextilesApparelLuxuryGoodsSectorMember"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_TextilesApparelLuxuryGoodsSectorMember_019e6f26-80d9-7474-86ae-500b8cdfe871" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AirFreightLogisticsSectorMember_019e6f26-80d9-7d4f-97d8-68c873ac0b43" xlink:href="psec-20260630.xsd#psec_AirFreightLogisticsSectorMember"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_AirFreightLogisticsSectorMember_019e6f26-80d9-7d4f-97d8-68c873ac0b43" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AutomobileComponentsSectorMember_019e6f26-80d9-73d2-ad85-d2b9593a20b7" xlink:href="psec-20260630.xsd#psec_AutomobileComponentsSectorMember"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_AutomobileComponentsSectorMember_019e6f26-80d9-73d2-ad85-d2b9593a20b7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CapitalMarketsSectorMember_019e6f26-80d9-74a6-8f36-ed14c91b2dae" xlink:href="psec-20260630.xsd#psec_CapitalMarketsSectorMember"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_CapitalMarketsSectorMember_019e6f26-80d9-74a6-8f36-ed14c91b2dae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DiversifiedTelecommunicationServicesSectorMember_019e6f26-80d9-7fe4-b3bc-cb7e58465d64" xlink:href="psec-20260630.xsd#psec_DiversifiedTelecommunicationServicesSectorMember"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_DiversifiedTelecommunicationServicesSectorMember_019e6f26-80d9-7fe4-b3bc-cb7e58465d64" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ElectricalEquipmentMember_019e6f26-80d9-79b5-8867-297fc2b0fcce" xlink:href="psec-20260630.xsd#psec_ElectricalEquipmentMember"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_ElectricalEquipmentMember_019e6f26-80d9-79b5-8867-297fc2b0fcce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FinancialServiceSectorMember_019e6f26-80d9-7550-ac20-6f33c7236260" xlink:href="psec-20260630.xsd#psec_FinancialServiceSectorMember"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_FinancialServiceSectorMember_019e6f26-80d9-7550-ac20-6f33c7236260" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FoodProductsSectorMember_019e6f26-80d9-70e0-bea4-cacafe9b47f0" xlink:href="psec-20260630.xsd#psec_FoodProductsSectorMember"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_FoodProductsSectorMember_019e6f26-80d9-70e0-bea4-cacafe9b47f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HealthCareTechnologySectorMember_019e6f26-80d9-7d89-9339-8400ca82bedb" xlink:href="psec-20260630.xsd#psec_HealthCareTechnologySectorMember"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_HealthCareTechnologySectorMember_019e6f26-80d9-7d89-9339-8400ca82bedb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HotelsRestaurantsLeisureSectorMember_019e6f26-80d9-71b7-a842-4dd2c9ba7477" xlink:href="psec-20260630.xsd#psec_HotelsRestaurantsLeisureSectorMember"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_HotelsRestaurantsLeisureSectorMember_019e6f26-80d9-71b7-a842-4dd2c9ba7477" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InteractiveMediaServicesSectorMember_019e6f26-80d9-7e91-88e4-b873689fa147" xlink:href="psec-20260630.xsd#psec_InteractiveMediaServicesSectorMember"/>
    <link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_InteractiveMediaServicesSectorMember_019e6f26-80d9-7e91-88e4-b873689fa147" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ITServicesSectorMember_019e6f26-80d9-75a4-9b71-6e406a9074ed" xlink:href="psec-20260630.xsd#psec_ITServicesSectorMember"/>
    <link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_ITServicesSectorMember_019e6f26-80d9-75a4-9b71-6e406a9074ed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_LeisureProductsSectorMember_019e6f26-80d9-7231-a831-6afaab0e3597" xlink:href="psec-20260630.xsd#psec_LeisureProductsSectorMember"/>
    <link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_LeisureProductsSectorMember_019e6f26-80d9-7231-a831-6afaab0e3597" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PharmaceuticalsSectorMember_019e6f26-80d9-7f0b-897c-052ae621a556" xlink:href="psec-20260630.xsd#psec_PharmaceuticalsSectorMember"/>
    <link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_PharmaceuticalsSectorMember_019e6f26-80d9-7f0b-897c-052ae621a556" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProfessionalServicesSectorMember_019e6f26-80d9-71e2-b8e7-79b7dd87bc6c" xlink:href="psec-20260630.xsd#psec_ProfessionalServicesSectorMember"/>
    <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_ProfessionalServicesSectorMember_019e6f26-80d9-71e2-b8e7-79b7dd87bc6c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SoftwareSectorMember_019e6f26-80d9-7ace-9620-77db8dd626f6" xlink:href="psec-20260630.xsd#psec_SoftwareSectorMember"/>
    <link:presentationArc order="31" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_SoftwareSectorMember_019e6f26-80d9-7ace-9620-77db8dd626f6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SpecialtyRetailSectorMember_019e6f26-80d9-7997-8e66-6a4a61f4f3b2" xlink:href="psec-20260630.xsd#psec_SpecialtyRetailSectorMember"/>
    <link:presentationArc order="32" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_SpecialtyRetailSectorMember_019e6f26-80d9-7997-8e66-6a4a61f4f3b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_StructuredFinanceSectorMember_019e6f26-80d9-7532-ab89-e21d44bb82c0" xlink:href="psec-20260630.xsd#psec_StructuredFinanceSectorMember"/>
    <link:presentationArc order="33" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_StructuredFinanceSectorMember_019e6f26-80d9-7532-ab89-e21d44bb82c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_OnlineLendingSectorMember_019fd70a-5ed5-7643-b5cf-ed89300049b3" xlink:href="psec-20260630.xsd#psec_OnlineLendingSectorMember"/>
    <link:presentationArc order="34" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7502-aaab-18cbdf34231c" xlink:to="loc_psec_OnlineLendingSectorMember_019fd70a-5ed5-7643-b5cf-ed89300049b3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d9-768b-9003-db91dec066e5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-74f9-a5fd-bafbbcdec48b" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d9-768b-9003-db91dec066e5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-7e39-b859-86ad513c5ed0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d9-768b-9003-db91dec066e5" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-7e39-b859-86ad513c5ed0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-80d9-70e0-819a-3a8b83abdbfe" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerControlledMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-7e39-b859-86ad513c5ed0" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-80d9-70e0-819a-3a8b83abdbfe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerMember_019e6f26-80d9-75e6-8a07-13cc3e1e1c20" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-7e39-b859-86ad513c5ed0" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerMember_019e6f26-80d9-75e6-8a07-13cc3e1e1c20" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-80d9-7674-8e24-f79c97902ec4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentUnaffiliatedIssuerMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-7e39-b859-86ad513c5ed0" xlink:to="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-80d9-7674-8e24-f79c97902ec4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019e6f26-80d9-7bfa-ae79-9f3f77402969" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-74f9-a5fd-bafbbcdec48b" xlink:to="loc_us-gaap_InvestmentTypeAxis_019e6f26-80d9-7bfa-ae79-9f3f77402969" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-73e5-aa25-06ba301eab9c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeAxis_019e6f26-80d9-7bfa-ae79-9f3f77402969" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-73e5-aa25-06ba301eab9c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecurities1stLienTermLoanMember_019e6f26-80d9-7adf-b06c-17cf3d157417" xlink:href="psec-20260630.xsd#psec_DebtSecurities1stLienTermLoanMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-73e5-aa25-06ba301eab9c" xlink:to="loc_psec_DebtSecurities1stLienTermLoanMember_019e6f26-80d9-7adf-b06c-17cf3d157417" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecurities2ndLienTermLoanMember_019e6f26-80d9-7d1b-a9ea-aa546428c98d" xlink:href="psec-20260630.xsd#psec_DebtSecurities2ndLienTermLoanMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-73e5-aa25-06ba301eab9c" xlink:to="loc_psec_DebtSecurities2ndLienTermLoanMember_019e6f26-80d9-7d1b-a9ea-aa546428c98d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesSubordinateStructuredNotesMember_019e6f26-80d9-7052-88c5-22aa06379845" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesSubordinateStructuredNotesMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-73e5-aa25-06ba301eab9c" xlink:to="loc_psec_DebtSecuritiesSubordinateStructuredNotesMember_019e6f26-80d9-7052-88c5-22aa06379845" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesUnsecuredDebtMember_019e6f26-80d9-7ed5-b7d5-338976a7a49d" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesUnsecuredDebtMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-73e5-aa25-06ba301eab9c" xlink:to="loc_psec_DebtSecuritiesUnsecuredDebtMember_019e6f26-80d9-7ed5-b7d5-338976a7a49d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesMember_019e6f26-80d9-7711-8419-bb09a3965d00" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-73e5-aa25-06ba301eab9c" xlink:to="loc_us-gaap_EquitySecuritiesMember_019e6f26-80d9-7711-8419-bb09a3965d00" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7ffb-8599-fd46a0ad6596" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-74f9-a5fd-bafbbcdec48b" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7ffb-8599-fd46a0ad6596" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-80d9-770b-a5e3-0bc6738b72c2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtCost"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7ffb-8599-fd46a0ad6596" xlink:to="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-80d9-770b-a5e3-0bc6738b72c2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical5" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical5"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical5" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-7c9d-9ef0-87ab3b9da64a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7699-9c3f-ef2a37fcc0cc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-7c9d-9ef0-87ab3b9da64a" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7699-9c3f-ef2a37fcc0cc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-80d9-7955-9ada-fab133cf8117" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesByIndustryAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7699-9c3f-ef2a37fcc0cc" xlink:to="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-80d9-7955-9ada-fab133cf8117" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesIndustryMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-80d9-7955-9ada-fab133cf8117" xlink:to="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AerospaceSectorMember_019e6f26-80d9-7489-9e44-a63d9b91d10c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AerospaceSectorMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_us-gaap_AerospaceSectorMember_019e6f26-80d9-7489-9e44-a63d9b91d10c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommercialServicesSuppliesSectorMember_019e6f26-80d9-7a59-b50b-ec1712ea0364" xlink:href="psec-20260630.xsd#psec_CommercialServicesSuppliesSectorMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_CommercialServicesSuppliesSectorMember_019e6f26-80d9-7a59-b50b-ec1712ea0364" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ConstructionEngineeringSectorMember_019e6f26-80d9-7cc9-a1b6-661f724ef299" xlink:href="psec-20260630.xsd#psec_ConstructionEngineeringSectorMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_ConstructionEngineeringSectorMember_019e6f26-80d9-7cc9-a1b6-661f724ef299" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ConsumerFinanceSectorMember_019e6f26-80d9-7c67-a41a-77430d2c0620" xlink:href="psec-20260630.xsd#psec_ConsumerFinanceSectorMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_ConsumerFinanceSectorMember_019e6f26-80d9-7c67-a41a-77430d2c0620" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DistributorsSectorMember_019e6f26-80d9-74ce-a6fd-b2278d4a3896" xlink:href="psec-20260630.xsd#psec_DistributorsSectorMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_DistributorsSectorMember_019e6f26-80d9-74ce-a6fd-b2278d4a3896" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DiversifiedConsumerServicesSectorMember_019e6f26-80d9-7c74-8b3c-103c9820bac5" xlink:href="psec-20260630.xsd#psec_DiversifiedConsumerServicesSectorMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_DiversifiedConsumerServicesSectorMember_019e6f26-80d9-7c74-8b3c-103c9820bac5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EnergyEquipmentServicesSectorMember_019e6f26-80d9-7b22-94ad-97f21df6dacb" xlink:href="psec-20260630.xsd#psec_EnergyEquipmentServicesSectorMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_EnergyEquipmentServicesSectorMember_019e6f26-80d9-7b22-94ad-97f21df6dacb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EquityRealEstateInvestmentTrustsREITsSectorMember_019e6f26-80d9-7e52-acfc-ab0d8f40278d" xlink:href="psec-20260630.xsd#psec_EquityRealEstateInvestmentTrustsREITsSectorMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_EquityRealEstateInvestmentTrustsREITsSectorMember_019e6f26-80d9-7e52-acfc-ab0d8f40278d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HealthCareProvidersServicesSectorMember_019e6f26-80d9-74ae-8ef6-c29cbb810238" xlink:href="psec-20260630.xsd#psec_HealthCareProvidersServicesSectorMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_HealthCareProvidersServicesSectorMember_019e6f26-80d9-74ae-8ef6-c29cbb810238" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HouseholdDurablesSectorMember_019e6f26-80d9-72fc-ae77-3f5f1442afa8" xlink:href="psec-20260630.xsd#psec_HouseholdDurablesSectorMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_HouseholdDurablesSectorMember_019e6f26-80d9-72fc-ae77-3f5f1442afa8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MachinerySectorMember_019e6f26-80d9-7680-bf20-b09655439772" xlink:href="psec-20260630.xsd#psec_MachinerySectorMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_MachinerySectorMember_019e6f26-80d9-7680-bf20-b09655439772" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MarineTransportSectorMember_019e6f26-80d9-7ee1-87b1-c12429801d6a" xlink:href="psec-20260630.xsd#psec_MarineTransportSectorMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_MarineTransportSectorMember_019e6f26-80d9-7ee1-87b1-c12429801d6a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MediaSectorMember_019e6f26-80d9-7bf7-9125-6dddd553b0ba" xlink:href="psec-20260630.xsd#psec_MediaSectorMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_MediaSectorMember_019e6f26-80d9-7bf7-9125-6dddd553b0ba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PersonalCareProductsSectorMember_019e6f26-80d9-76e2-b692-7d0cdef21317" xlink:href="psec-20260630.xsd#psec_PersonalCareProductsSectorMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_PersonalCareProductsSectorMember_019e6f26-80d9-76e2-b692-7d0cdef21317" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TradingCompaniesDistributorsSectorMember_019e6f26-80d9-7d47-b49c-2c3bc2186b2b" xlink:href="psec-20260630.xsd#psec_TradingCompaniesDistributorsSectorMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_TradingCompaniesDistributorsSectorMember_019e6f26-80d9-7d47-b49c-2c3bc2186b2b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_StructuredFinanceSectorMember_019e6f26-80d9-7e59-a9bc-0338dfd8a02e" xlink:href="psec-20260630.xsd#psec_StructuredFinanceSectorMember"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_StructuredFinanceSectorMember_019e6f26-80d9-7e59-a9bc-0338dfd8a02e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TextilesApparelLuxuryGoodsSectorMember_019e6f26-80d9-77e7-b7a2-77b416609459" xlink:href="psec-20260630.xsd#psec_TextilesApparelLuxuryGoodsSectorMember"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_TextilesApparelLuxuryGoodsSectorMember_019e6f26-80d9-77e7-b7a2-77b416609459" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AirFreightLogisticsSectorMember_019e6f26-80d9-7504-b84a-8edd1a76c384" xlink:href="psec-20260630.xsd#psec_AirFreightLogisticsSectorMember"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_AirFreightLogisticsSectorMember_019e6f26-80d9-7504-b84a-8edd1a76c384" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AutomobileComponentsSectorMember_019e6f26-80d9-7a55-b178-d9cd5c242789" xlink:href="psec-20260630.xsd#psec_AutomobileComponentsSectorMember"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_AutomobileComponentsSectorMember_019e6f26-80d9-7a55-b178-d9cd5c242789" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CapitalMarketsSectorMember_019e6f26-80d9-7919-b595-eb9c405df277" xlink:href="psec-20260630.xsd#psec_CapitalMarketsSectorMember"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_CapitalMarketsSectorMember_019e6f26-80d9-7919-b595-eb9c405df277" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DiversifiedTelecommunicationServicesSectorMember_019e6f26-80d9-75d6-bc9c-6155a1e8ea51" xlink:href="psec-20260630.xsd#psec_DiversifiedTelecommunicationServicesSectorMember"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_DiversifiedTelecommunicationServicesSectorMember_019e6f26-80d9-75d6-bc9c-6155a1e8ea51" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ElectricalEquipmentMember_019e6f26-80d9-7679-a013-8d257a0baa15" xlink:href="psec-20260630.xsd#psec_ElectricalEquipmentMember"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_ElectricalEquipmentMember_019e6f26-80d9-7679-a013-8d257a0baa15" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FinancialServiceSectorMember_019e6f26-80d9-759d-bfef-f4df6683205f" xlink:href="psec-20260630.xsd#psec_FinancialServiceSectorMember"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_FinancialServiceSectorMember_019e6f26-80d9-759d-bfef-f4df6683205f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FoodProductsSectorMember_019e6f26-80d9-7c02-a839-10125b8be5ff" xlink:href="psec-20260630.xsd#psec_FoodProductsSectorMember"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_FoodProductsSectorMember_019e6f26-80d9-7c02-a839-10125b8be5ff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HealthCareTechnologySectorMember_019e6f26-80d9-7502-9a11-16eb5cacf636" xlink:href="psec-20260630.xsd#psec_HealthCareTechnologySectorMember"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_HealthCareTechnologySectorMember_019e6f26-80d9-7502-9a11-16eb5cacf636" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HotelsRestaurantsLeisureSectorMember_019e6f26-80d9-717f-afee-0f428182d01c" xlink:href="psec-20260630.xsd#psec_HotelsRestaurantsLeisureSectorMember"/>
    <link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_HotelsRestaurantsLeisureSectorMember_019e6f26-80d9-717f-afee-0f428182d01c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InteractiveMediaServicesSectorMember_019e6f26-80d9-7f15-81b1-871b946807a4" xlink:href="psec-20260630.xsd#psec_InteractiveMediaServicesSectorMember"/>
    <link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_InteractiveMediaServicesSectorMember_019e6f26-80d9-7f15-81b1-871b946807a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ITServicesSectorMember_019e6f26-80d9-7490-9e4a-df5ecacee2e5" xlink:href="psec-20260630.xsd#psec_ITServicesSectorMember"/>
    <link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_ITServicesSectorMember_019e6f26-80d9-7490-9e4a-df5ecacee2e5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_LeisureProductsSectorMember_019e6f26-80d9-7fbe-ab08-f1df7e7f5834" xlink:href="psec-20260630.xsd#psec_LeisureProductsSectorMember"/>
    <link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_LeisureProductsSectorMember_019e6f26-80d9-7fbe-ab08-f1df7e7f5834" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PharmaceuticalsSectorMember_019e6f26-80d9-7ec8-85ce-165851ea53d8" xlink:href="psec-20260630.xsd#psec_PharmaceuticalsSectorMember"/>
    <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_PharmaceuticalsSectorMember_019e6f26-80d9-7ec8-85ce-165851ea53d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProfessionalServicesSectorMember_019e6f26-80d9-7439-ba68-545c112b7e87" xlink:href="psec-20260630.xsd#psec_ProfessionalServicesSectorMember"/>
    <link:presentationArc order="31" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_ProfessionalServicesSectorMember_019e6f26-80d9-7439-ba68-545c112b7e87" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SoftwareSectorMember_019e6f26-80d9-706f-b989-d79d005a6f94" xlink:href="psec-20260630.xsd#psec_SoftwareSectorMember"/>
    <link:presentationArc order="32" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_SoftwareSectorMember_019e6f26-80d9-706f-b989-d79d005a6f94" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SpecialtyRetailSectorMember_019e6f26-80d9-7035-90d5-6451dc9fc939" xlink:href="psec-20260630.xsd#psec_SpecialtyRetailSectorMember"/>
    <link:presentationArc order="33" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-72a3-9c21-4de997d74696" xlink:to="loc_psec_SpecialtyRetailSectorMember_019e6f26-80d9-7035-90d5-6451dc9fc939" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d9-7095-8075-e28c3d4d68f9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7699-9c3f-ef2a37fcc0cc" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d9-7095-8075-e28c3d4d68f9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-7012-b072-7783328c8c38" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d9-7095-8075-e28c3d4d68f9" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-7012-b072-7783328c8c38" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-80d9-705e-8a4c-b34c5ab39955" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerControlledMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-7012-b072-7783328c8c38" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-80d9-705e-8a4c-b34c5ab39955" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerMember_019e6f26-80d9-7262-90e4-4197a04d90c0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-7012-b072-7783328c8c38" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerMember_019e6f26-80d9-7262-90e4-4197a04d90c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-80d9-7f34-ae24-14fa115186b6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentUnaffiliatedIssuerMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-7012-b072-7783328c8c38" xlink:to="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-80d9-7f34-ae24-14fa115186b6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019e6f26-80d9-7e19-a320-52f44c783254" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7699-9c3f-ef2a37fcc0cc" xlink:to="loc_us-gaap_InvestmentTypeAxis_019e6f26-80d9-7e19-a320-52f44c783254" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-729c-a02c-5a464a0e20ac" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeAxis_019e6f26-80d9-7e19-a320-52f44c783254" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-729c-a02c-5a464a0e20ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecurities1stLienTermLoanMember_019e6f26-80d9-7b5b-8820-d72be3c592d4" xlink:href="psec-20260630.xsd#psec_DebtSecurities1stLienTermLoanMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-729c-a02c-5a464a0e20ac" xlink:to="loc_psec_DebtSecurities1stLienTermLoanMember_019e6f26-80d9-7b5b-8820-d72be3c592d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecurities2ndLienTermLoanMember_019e6f26-80d9-7601-9e67-987ab844dcf1" xlink:href="psec-20260630.xsd#psec_DebtSecurities2ndLienTermLoanMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-729c-a02c-5a464a0e20ac" xlink:to="loc_psec_DebtSecurities2ndLienTermLoanMember_019e6f26-80d9-7601-9e67-987ab844dcf1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesSubordinateStructuredNotesMember_019e6f26-80d9-7067-95cf-acdf0830fcf8" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesSubordinateStructuredNotesMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-729c-a02c-5a464a0e20ac" xlink:to="loc_psec_DebtSecuritiesSubordinateStructuredNotesMember_019e6f26-80d9-7067-95cf-acdf0830fcf8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesUnsecuredDebtMember_019e6f26-80d9-70e7-b06b-452c0b00ea84" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesUnsecuredDebtMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-729c-a02c-5a464a0e20ac" xlink:to="loc_psec_DebtSecuritiesUnsecuredDebtMember_019e6f26-80d9-70e7-b06b-452c0b00ea84" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesMember_019e6f26-80d9-7720-b5e9-da1a29497c84" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-729c-a02c-5a464a0e20ac" xlink:to="loc_us-gaap_EquitySecuritiesMember_019e6f26-80d9-7720-b5e9-da1a29497c84" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-754b-8854-16ea00405332" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7699-9c3f-ef2a37fcc0cc" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-754b-8854-16ea00405332" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-80d9-7cdb-919d-fc4e5eaf6b5a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-754b-8854-16ea00405332" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-80d9-7cdb-919d-fc4e5eaf6b5a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedPercentOfNetAssets_019e6f26-80d9-7635-985c-9e61c6e86d71" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedPercentOfNetAssets"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-754b-8854-16ea00405332" xlink:to="loc_us-gaap_InvestmentOwnedPercentOfNetAssets_019e6f26-80d9-7635-985c-9e61c6e86d71" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical6" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical6"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical6" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-77a7-a864-da0b83890ab6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-733a-9012-de0824f205d3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-77a7-a864-da0b83890ab6" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-733a-9012-de0824f205d3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIdentifierAxis_019e6f26-80d9-7b03-b8d2-a1fd232df410" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIdentifierAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-733a-9012-de0824f205d3" xlink:to="loc_us-gaap_InvestmentIdentifierAxis_019e6f26-80d9-7b03-b8d2-a1fd232df410" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-75b6-986e-dc4c50635841" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-733a-9012-de0824f205d3" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-75b6-986e-dc4c50635841" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentInterestRatePaidInKindCapitalized_019e6f26-80d9-7c01-9337-76f89b6c9626" xlink:href="psec-20260630.xsd#psec_InvestmentInterestRatePaidInKindCapitalized"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-75b6-986e-dc4c50635841" xlink:to="loc_psec_InvestmentInterestRatePaidInKindCapitalized_019e6f26-80d9-7c01-9337-76f89b6c9626" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentInterestRatePaidAsCash_019e6f26-80d9-72cd-963e-646342498d8c" xlink:href="psec-20260630.xsd#psec_InvestmentInterestRatePaidAsCash"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-75b6-986e-dc4c50635841" xlink:to="loc_psec_InvestmentInterestRatePaidAsCash_019e6f26-80d9-72cd-963e-646342498d8c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentInterestRatePaidInKind_019e6f26-80d9-7f2c-a514-1c7b1994948c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentInterestRatePaidInKind"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-75b6-986e-dc4c50635841" xlink:to="loc_us-gaap_InvestmentInterestRatePaidInKind_019e6f26-80d9-7f2c-a514-1c7b1994948c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical7" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical7"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical7" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-7e5a-b79a-75592a6810f9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7021-ae87-375b2f453aaa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-7e5a-b79a-75592a6810f9" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7021-ae87-375b2f453aaa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIdentifierAxis_019e6f26-80d9-7477-8162-efa8682f59f6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIdentifierAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7021-ae87-375b2f453aaa" xlink:to="loc_us-gaap_InvestmentIdentifierAxis_019e6f26-80d9-7477-8162-efa8682f59f6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d9-7510-a14c-4c4517500edb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7021-ae87-375b2f453aaa" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d9-7510-a14c-4c4517500edb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-70fb-9679-05469800daa5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d9-7510-a14c-4c4517500edb" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-70fb-9679-05469800daa5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-80d9-7934-92d9-9f7c208c7ba5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerControlledMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-70fb-9679-05469800daa5" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-80d9-7934-92d9-9f7c208c7ba5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerMember_019e6f26-80d9-71be-9256-ec2a18d2d7be" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-70fb-9679-05469800daa5" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerMember_019e6f26-80d9-71be-9256-ec2a18d2d7be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7eec-b629-a0f79f37e547" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7021-ae87-375b2f453aaa" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7eec-b629-a0f79f37e547" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-80d9-703c-9b78-f209f1ca521a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7eec-b629-a0f79f37e547" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-80d9-703c-9b78-f209f1ca521a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueGrossAdditions_019e6f26-80d9-73ad-8ecc-97987a1b9375" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueGrossAdditions"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7eec-b629-a0f79f37e547" xlink:to="loc_us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueGrossAdditions_019e6f26-80d9-73ad-8ecc-97987a1b9375" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentsInAndAdvancesToAffiliatesAtFairValueGrossReductionsCosts_019e6f26-80d9-7487-81d2-2dfa278971c1" xlink:href="psec-20260630.xsd#psec_InvestmentsInAndAdvancesToAffiliatesAtFairValueGrossReductionsCosts"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7eec-b629-a0f79f37e547" xlink:to="loc_psec_InvestmentsInAndAdvancesToAffiliatesAtFairValueGrossReductionsCosts_019e6f26-80d9-7487-81d2-2dfa278971c1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtAndEquitySecuritiesUnrealizedGainLoss_019e6f26-80d9-7d68-a04d-014d5356683e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtAndEquitySecuritiesUnrealizedGainLoss"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7eec-b629-a0f79f37e547" xlink:to="loc_us-gaap_DebtAndEquitySecuritiesUnrealizedGainLoss_019e6f26-80d9-7d68-a04d-014d5356683e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019e6f26-80d9-7384-8510-781f07902748" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7eec-b629-a0f79f37e547" xlink:to="loc_us-gaap_InterestIncomeOperating_019e6f26-80d9-7384-8510-781f07902748" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendIncomeOperating_019e6f26-80d9-7288-84e5-771161ce784f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendIncomeOperating"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7eec-b629-a0f79f37e547" xlink:to="loc_us-gaap_DividendIncomeOperating_019e6f26-80d9-7288-84e5-771161ce784f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_019e6f26-80d9-7bde-aeb8-150e2411619b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherIncome"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7eec-b629-a0f79f37e547" xlink:to="loc_us-gaap_OtherIncome_019e6f26-80d9-7bde-aeb8-150e2411619b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019e6f26-80d9-7d49-959b-81e8c4798a7b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtAndEquitySecuritiesRealizedGainLoss"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7eec-b629-a0f79f37e547" xlink:to="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019e6f26-80d9-7d49-959b-81e8c4798a7b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical8" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical8"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical8" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-7e54-8edc-a4dd4d738cdb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7301-8f2f-be12025bf32d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-7e54-8edc-a4dd4d738cdb" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7301-8f2f-be12025bf32d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIdentifierAxis_019e6f26-80d9-7841-988c-9e6a20cd8436" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIdentifierAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7301-8f2f-be12025bf32d" xlink:to="loc_us-gaap_InvestmentIdentifierAxis_019e6f26-80d9-7841-988c-9e6a20cd8436" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7417-93db-3d176b029869" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7301-8f2f-be12025bf32d" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7417-93db-3d176b029869" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentOwnedCumulativeFollowOnAdditions_019e6f26-80d9-7355-8774-63ad68bd62d9" xlink:href="psec-20260630.xsd#psec_InvestmentOwnedCumulativeFollowOnAdditions"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7417-93db-3d176b029869" xlink:to="loc_psec_InvestmentOwnedCumulativeFollowOnAdditions_019e6f26-80d9-7355-8774-63ad68bd62d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentOwnedFollowOnAdditions_019e6f26-80d9-7a35-a052-287a2adafb33" xlink:href="psec-20260630.xsd#psec_InvestmentOwnedFollowOnAdditions"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-7417-93db-3d176b029869" xlink:to="loc_psec_InvestmentOwnedFollowOnAdditions_019e6f26-80d9-7a35-a052-287a2adafb33" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical9" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical9"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical9" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-73ef-9734-b956c1bc0686" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-717c-8e4d-224063de7fb8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-73ef-9734-b956c1bc0686" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-717c-8e4d-224063de7fb8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019e6f26-80d9-7d32-989f-7c7f4850343d" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-717c-8e4d-224063de7fb8" xlink:to="loc_srt_OwnershipAxis_019e6f26-80d9-7d32-989f-7c7f4850343d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019e6f26-80d9-7cf2-9623-5bae89778d10" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019e6f26-80d9-7d32-989f-7c7f4850343d" xlink:to="loc_srt_OwnershipDomain_019e6f26-80d9-7cf2-9623-5bae89778d10" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BelnickHoldingsOfDelawareLLCMember_019e6f26-80d9-7948-b108-802874533a5b" xlink:href="psec-20260630.xsd#psec_BelnickHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-80d9-7cf2-9623-5bae89778d10" xlink:to="loc_psec_BelnickHoldingsOfDelawareLLCMember_019e6f26-80d9-7948-b108-802874533a5b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019e6f26-80d9-7efb-9e41-c7d34ccb6941" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-717c-8e4d-224063de7fb8" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019e6f26-80d9-7efb-9e41-c7d34ccb6941" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019e6f26-80d9-7907-9b5d-1c06d4618c48" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019e6f26-80d9-7efb-9e41-c7d34ccb6941" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019e6f26-80d9-7907-9b5d-1c06d4618c48" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019e6f26-80d9-77f2-afd9-d36d0dea09fd" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019e6f26-80d9-7907-9b5d-1c06d4618c48" xlink:to="loc_srt_SubsidiariesMember_019e6f26-80d9-77f2-afd9-d36d0dea09fd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019e6f26-80d9-7e58-9858-6246b310261f" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-717c-8e4d-224063de7fb8" xlink:to="loc_srt_ConsolidationItemsAxis_019e6f26-80d9-7e58-9858-6246b310261f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019e6f26-80d9-7159-b331-b3da882bff66" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019e6f26-80d9-7e58-9858-6246b310261f" xlink:to="loc_srt_ConsolidationItemsDomain_019e6f26-80d9-7159-b331-b3da882bff66" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019e6f26-80d9-7551-aed5-251ea03d9006" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019e6f26-80d9-7159-b331-b3da882bff66" xlink:to="loc_srt_ReportableLegalEntitiesMember_019e6f26-80d9-7551-aed5-251ea03d9006" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e6f26-80d9-7da0-98c8-e058926544e6" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-717c-8e4d-224063de7fb8" xlink:to="loc_dei_LegalEntityAxis_019e6f26-80d9-7da0-98c8-e058926544e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e6f26-80d9-75c2-a42b-749cae0e5bb2" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019e6f26-80d9-7da0-98c8-e058926544e6" xlink:to="loc_dei_EntityDomain_019e6f26-80d9-75c2-a42b-749cae0e5bb2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BelnickLLCMember_019e6f26-80d9-724d-aa91-3835cbe6f5e4" xlink:href="psec-20260630.xsd#psec_BelnickLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-80d9-75c2-a42b-749cae0e5bb2" xlink:to="loc_psec_BelnickLLCMember_019e6f26-80d9-724d-aa91-3835cbe6f5e4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-738a-afb1-56afca23040b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-717c-8e4d-224063de7fb8" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-738a-afb1-56afca23040b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019e6f26-80d9-76b7-a48c-20bc04798ed2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-738a-afb1-56afca23040b" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019e6f26-80d9-76b7-a48c-20bc04798ed2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical10" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical10"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical10" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-74db-a7e8-07ddfc11ec9e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-724a-9251-34fc26e6b92a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-74db-a7e8-07ddfc11ec9e" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-724a-9251-34fc26e6b92a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OpenForwardForeignCurrencyContractIdentifierAxis_01a0155a-62e3-7048-aa31-7654e5d8d751" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OpenForwardForeignCurrencyContractIdentifierAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-724a-9251-34fc26e6b92a" xlink:to="loc_us-gaap_OpenForwardForeignCurrencyContractIdentifierAxis_01a0155a-62e3-7048-aa31-7654e5d8d751" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-73fe-8791-3dda6a69ac47" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-724a-9251-34fc26e6b92a" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-73fe-8791-3dda6a69ac47" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityNotionalAmount_019e6f26-80d9-7adc-98b5-9942951f53a0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeLiabilityNotionalAmount"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-73fe-8791-3dda6a69ac47" xlink:to="loc_us-gaap_DerivativeLiabilityNotionalAmount_019e6f26-80d9-7adc-98b5-9942951f53a0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetNotionalAmount_019e6f26-80d9-7a7b-a981-3bbfd6bc1297" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeAssetNotionalAmount"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-73fe-8791-3dda6a69ac47" xlink:to="loc_us-gaap_DerivativeAssetNotionalAmount_019e6f26-80d9-7a7b-a981-3bbfd6bc1297" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssets_019e6f26-80d9-77dd-b56c-1426c266ee5e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeAssets"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-73fe-8791-3dda6a69ac47" xlink:to="loc_us-gaap_DerivativeAssets_019e6f26-80d9-77dd-b56c-1426c266ee5e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeNetAssetsPercentage_019e6f26-80d9-7d65-a134-6d8dc2f21895" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeNetAssetsPercentage"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-73fe-8791-3dda6a69ac47" xlink:to="loc_us-gaap_DerivativeNetAssetsPercentage_019e6f26-80d9-7d65-a134-6d8dc2f21895" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilities_019e6f26-80d9-7351-bc86-6b0e32dcd37f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeLiabilities"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-73fe-8791-3dda6a69ac47" xlink:to="loc_us-gaap_DerivativeLiabilities_019e6f26-80d9-7351-bc86-6b0e32dcd37f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical10_2" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical10_2"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical10_2" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-7153-830f-9fd084b0f067" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-76ad-8cc3-304d467b5047" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-7153-830f-9fd084b0f067" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-76ad-8cc3-304d467b5047" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-80d9-76a2-8ab7-e9fca8689214" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesByIndustryAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-76ad-8cc3-304d467b5047" xlink:to="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-80d9-76a2-8ab7-e9fca8689214" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesIndustryMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-80d9-76a2-8ab7-e9fca8689214" xlink:to="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AerospaceSectorMember_019e6f26-80d9-750d-8b72-a2e70fefc4a2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AerospaceSectorMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_us-gaap_AerospaceSectorMember_019e6f26-80d9-750d-8b72-a2e70fefc4a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommercialServicesSuppliesSectorMember_019e6f26-80d9-78ff-a3c5-7cda6942c6cb" xlink:href="psec-20260630.xsd#psec_CommercialServicesSuppliesSectorMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_CommercialServicesSuppliesSectorMember_019e6f26-80d9-78ff-a3c5-7cda6942c6cb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ConstructionEngineeringSectorMember_019e6f26-80d9-7a0b-a96c-3030c1ef8f29" xlink:href="psec-20260630.xsd#psec_ConstructionEngineeringSectorMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_ConstructionEngineeringSectorMember_019e6f26-80d9-7a0b-a96c-3030c1ef8f29" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ConsumerFinanceSectorMember_019e6f26-80d9-7e89-b2d0-379928417866" xlink:href="psec-20260630.xsd#psec_ConsumerFinanceSectorMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_ConsumerFinanceSectorMember_019e6f26-80d9-7e89-b2d0-379928417866" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DiversifiedConsumerServicesSectorMember_019e6f26-80d9-7181-8466-faeaa3596ce9" xlink:href="psec-20260630.xsd#psec_DiversifiedConsumerServicesSectorMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_DiversifiedConsumerServicesSectorMember_019e6f26-80d9-7181-8466-faeaa3596ce9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EnergyEquipmentServicesSectorMember_019e6f26-80d9-7751-be31-fbf6657fb572" xlink:href="psec-20260630.xsd#psec_EnergyEquipmentServicesSectorMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_EnergyEquipmentServicesSectorMember_019e6f26-80d9-7751-be31-fbf6657fb572" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EquityRealEstateInvestmentTrustsREITsSectorMember_019e6f26-80d9-763f-a050-22fa89add217" xlink:href="psec-20260630.xsd#psec_EquityRealEstateInvestmentTrustsREITsSectorMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_EquityRealEstateInvestmentTrustsREITsSectorMember_019e6f26-80d9-763f-a050-22fa89add217" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HealthCareProvidersServicesSectorMember_019e6f26-80d9-746e-8a69-4d5d5bfd806f" xlink:href="psec-20260630.xsd#psec_HealthCareProvidersServicesSectorMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_HealthCareProvidersServicesSectorMember_019e6f26-80d9-746e-8a69-4d5d5bfd806f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HouseholdDurablesSectorMember_019e6f26-80d9-7618-9301-0e15aa9c5174" xlink:href="psec-20260630.xsd#psec_HouseholdDurablesSectorMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_HouseholdDurablesSectorMember_019e6f26-80d9-7618-9301-0e15aa9c5174" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MachinerySectorMember_019e6f26-80d9-70ed-9646-b566c7c88d9a" xlink:href="psec-20260630.xsd#psec_MachinerySectorMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_MachinerySectorMember_019e6f26-80d9-70ed-9646-b566c7c88d9a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MarineTransportSectorMember_019e6f26-80d9-741c-a29e-42082d791342" xlink:href="psec-20260630.xsd#psec_MarineTransportSectorMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_MarineTransportSectorMember_019e6f26-80d9-741c-a29e-42082d791342" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MediaSectorMember_019e6f26-80d9-7224-b9ca-ef001aeb8739" xlink:href="psec-20260630.xsd#psec_MediaSectorMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_MediaSectorMember_019e6f26-80d9-7224-b9ca-ef001aeb8739" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PersonalCareProductsSectorMember_019e6f26-80d9-7417-80ec-8d1834815440" xlink:href="psec-20260630.xsd#psec_PersonalCareProductsSectorMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_PersonalCareProductsSectorMember_019e6f26-80d9-7417-80ec-8d1834815440" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TradingCompaniesDistributorsSectorMember_019e6f26-80d9-7e56-bf01-3e67cac199f9" xlink:href="psec-20260630.xsd#psec_TradingCompaniesDistributorsSectorMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_TradingCompaniesDistributorsSectorMember_019e6f26-80d9-7e56-bf01-3e67cac199f9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AirFreightLogisticsSectorMember_019e6f26-80d9-7e27-b5dc-1f23014dcc7b" xlink:href="psec-20260630.xsd#psec_AirFreightLogisticsSectorMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_AirFreightLogisticsSectorMember_019e6f26-80d9-7e27-b5dc-1f23014dcc7b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AutomobileComponentsSectorMember_019e6f26-80d9-7182-839e-d25b2237653c" xlink:href="psec-20260630.xsd#psec_AutomobileComponentsSectorMember"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_AutomobileComponentsSectorMember_019e6f26-80d9-7182-839e-d25b2237653c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CapitalMarketsSectorMember_019e6f26-80d9-798f-bdb6-c8b1ffaaf13a" xlink:href="psec-20260630.xsd#psec_CapitalMarketsSectorMember"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_CapitalMarketsSectorMember_019e6f26-80d9-798f-bdb6-c8b1ffaaf13a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DistributorsSectorMember_019e6f26-80d9-7c76-89eb-c2aa6e1a690d" xlink:href="psec-20260630.xsd#psec_DistributorsSectorMember"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_DistributorsSectorMember_019e6f26-80d9-7c76-89eb-c2aa6e1a690d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DiversifiedTelecommunicationServicesSectorMember_019e6f26-80d9-76a6-b213-4c8b56582d99" xlink:href="psec-20260630.xsd#psec_DiversifiedTelecommunicationServicesSectorMember"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_DiversifiedTelecommunicationServicesSectorMember_019e6f26-80d9-76a6-b213-4c8b56582d99" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ElectricalEquipmentMember_019e6f26-80d9-7d8a-936c-71434204305c" xlink:href="psec-20260630.xsd#psec_ElectricalEquipmentMember"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_ElectricalEquipmentMember_019e6f26-80d9-7d8a-936c-71434204305c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FinancialServiceSectorMember_019e6f26-80d9-70b6-85b6-f43ae66b44a1" xlink:href="psec-20260630.xsd#psec_FinancialServiceSectorMember"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_FinancialServiceSectorMember_019e6f26-80d9-70b6-85b6-f43ae66b44a1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FoodProductsSectorMember_019e6f26-80d9-7f75-88e8-afcbf007e92d" xlink:href="psec-20260630.xsd#psec_FoodProductsSectorMember"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_FoodProductsSectorMember_019e6f26-80d9-7f75-88e8-afcbf007e92d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HealthCareTechnologySectorMember_019e6f26-80d9-73a6-914e-59c4eb01767a" xlink:href="psec-20260630.xsd#psec_HealthCareTechnologySectorMember"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_HealthCareTechnologySectorMember_019e6f26-80d9-73a6-914e-59c4eb01767a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HotelsRestaurantsLeisureSectorMember_019e6f26-80d9-7e38-99d9-b6e5b16d3fc1" xlink:href="psec-20260630.xsd#psec_HotelsRestaurantsLeisureSectorMember"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_HotelsRestaurantsLeisureSectorMember_019e6f26-80d9-7e38-99d9-b6e5b16d3fc1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InteractiveMediaServicesSectorMember_019e6f26-80d9-7e74-be6e-e76451613b7c" xlink:href="psec-20260630.xsd#psec_InteractiveMediaServicesSectorMember"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_InteractiveMediaServicesSectorMember_019e6f26-80d9-7e74-be6e-e76451613b7c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ITServicesSectorMember_019e6f26-80d9-7bb9-969f-42bd37bec48d" xlink:href="psec-20260630.xsd#psec_ITServicesSectorMember"/>
    <link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_ITServicesSectorMember_019e6f26-80d9-7bb9-969f-42bd37bec48d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_LeisureProductsSectorMember_019e6f26-80d9-746b-b6d3-a46c2f82f006" xlink:href="psec-20260630.xsd#psec_LeisureProductsSectorMember"/>
    <link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_LeisureProductsSectorMember_019e6f26-80d9-746b-b6d3-a46c2f82f006" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PharmaceuticalsSectorMember_019e6f26-80d9-701e-9ee2-534e4e61f7d4" xlink:href="psec-20260630.xsd#psec_PharmaceuticalsSectorMember"/>
    <link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_PharmaceuticalsSectorMember_019e6f26-80d9-701e-9ee2-534e4e61f7d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProfessionalServicesSectorMember_019e6f26-80d9-724b-85c5-bbf1f9b155af" xlink:href="psec-20260630.xsd#psec_ProfessionalServicesSectorMember"/>
    <link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_ProfessionalServicesSectorMember_019e6f26-80d9-724b-85c5-bbf1f9b155af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SoftwareSectorMember_019e6f26-80d9-7e14-a954-0a0b4fa6969d" xlink:href="psec-20260630.xsd#psec_SoftwareSectorMember"/>
    <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_SoftwareSectorMember_019e6f26-80d9-7e14-a954-0a0b4fa6969d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SpecialtyRetailSectorMember_019e6f26-80d9-72c2-9a37-02a972267588" xlink:href="psec-20260630.xsd#psec_SpecialtyRetailSectorMember"/>
    <link:presentationArc order="31" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_SpecialtyRetailSectorMember_019e6f26-80d9-72c2-9a37-02a972267588" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TextilesApparelLuxuryGoodsSectorMember_019e6f26-80d9-7a2b-9c36-fdb0782a4b33" xlink:href="psec-20260630.xsd#psec_TextilesApparelLuxuryGoodsSectorMember"/>
    <link:presentationArc order="32" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_TextilesApparelLuxuryGoodsSectorMember_019e6f26-80d9-7a2b-9c36-fdb0782a4b33" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_StructuredFinanceSectorMember_019e6f26-80d9-7730-bb7d-f912831079a5" xlink:href="psec-20260630.xsd#psec_StructuredFinanceSectorMember"/>
    <link:presentationArc order="33" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7bd1-aeaa-950aab99e36b" xlink:to="loc_psec_StructuredFinanceSectorMember_019e6f26-80d9-7730-bb7d-f912831079a5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d9-71dc-8aea-4dee2e3978e1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-76ad-8cc3-304d467b5047" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d9-71dc-8aea-4dee2e3978e1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-7c73-bbbf-745eb96c2a26" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d9-71dc-8aea-4dee2e3978e1" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-7c73-bbbf-745eb96c2a26" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-80d9-75ed-a51d-4af0ed2a30ce" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerControlledMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-7c73-bbbf-745eb96c2a26" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-80d9-75ed-a51d-4af0ed2a30ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerMember_019e6f26-80d9-70e4-b979-2a56c5f0fefc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-7c73-bbbf-745eb96c2a26" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerMember_019e6f26-80d9-70e4-b979-2a56c5f0fefc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-80d9-790b-8558-05dc77ae76e3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentUnaffiliatedIssuerMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-7c73-bbbf-745eb96c2a26" xlink:to="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-80d9-790b-8558-05dc77ae76e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019e6f26-80d9-7cc6-b2d6-e94f74b6d6d3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-76ad-8cc3-304d467b5047" xlink:to="loc_us-gaap_InvestmentTypeAxis_019e6f26-80d9-7cc6-b2d6-e94f74b6d6d3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-7894-b574-0f06b72d40d9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeAxis_019e6f26-80d9-7cc6-b2d6-e94f74b6d6d3" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-7894-b574-0f06b72d40d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecurities1stLienTermLoanMember_019e6f26-80d9-7571-843c-bbd8a97ea04a" xlink:href="psec-20260630.xsd#psec_DebtSecurities1stLienTermLoanMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-7894-b574-0f06b72d40d9" xlink:to="loc_psec_DebtSecurities1stLienTermLoanMember_019e6f26-80d9-7571-843c-bbd8a97ea04a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecurities2ndLienTermLoanMember_019e6f26-80d9-7fa0-ab73-a5cfa1db81f2" xlink:href="psec-20260630.xsd#psec_DebtSecurities2ndLienTermLoanMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-7894-b574-0f06b72d40d9" xlink:to="loc_psec_DebtSecurities2ndLienTermLoanMember_019e6f26-80d9-7fa0-ab73-a5cfa1db81f2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesSubordinateStructuredNotesMember_019e6f26-80d9-730c-be43-46a187d15759" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesSubordinateStructuredNotesMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-7894-b574-0f06b72d40d9" xlink:to="loc_psec_DebtSecuritiesSubordinateStructuredNotesMember_019e6f26-80d9-730c-be43-46a187d15759" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesUnsecuredDebtMember_019e6f26-80d9-7aee-84a1-0f4fa434a9cd" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesUnsecuredDebtMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-7894-b574-0f06b72d40d9" xlink:to="loc_psec_DebtSecuritiesUnsecuredDebtMember_019e6f26-80d9-7aee-84a1-0f4fa434a9cd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesMember_019e6f26-80d9-7221-af7c-6a47b3df21aa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-80d9-7894-b574-0f06b72d40d9" xlink:to="loc_us-gaap_EquitySecuritiesMember_019e6f26-80d9-7221-af7c-6a47b3df21aa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-70fe-bacb-04abc8222f1f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-76ad-8cc3-304d467b5047" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-70fe-bacb-04abc8222f1f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-80d9-730c-ac5e-827de017171f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtCost"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-80d9-70fe-bacb-04abc8222f1f" xlink:to="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-80d9-730c-ac5e-827de017171f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical11" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical11"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULEOFINVESTMENTSParenthetical11" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-7b79-b795-81881126235b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7302-83b6-39743d1cafa8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-80d9-7b79-b795-81881126235b" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7302-83b6-39743d1cafa8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-80d9-7651-bfff-e965862deca7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesByIndustryAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7302-83b6-39743d1cafa8" xlink:to="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-80d9-7651-bfff-e965862deca7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesIndustryMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-80d9-7651-bfff-e965862deca7" xlink:to="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AerospaceSectorMember_019e6f26-80d9-72ee-9eef-ace503b6ba54" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AerospaceSectorMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_us-gaap_AerospaceSectorMember_019e6f26-80d9-72ee-9eef-ace503b6ba54" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommercialServicesSuppliesSectorMember_019e6f26-80d9-7c21-8817-9bab92e76fce" xlink:href="psec-20260630.xsd#psec_CommercialServicesSuppliesSectorMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_CommercialServicesSuppliesSectorMember_019e6f26-80d9-7c21-8817-9bab92e76fce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ConstructionEngineeringSectorMember_019e6f26-80d9-7e93-a00f-2e08c325199d" xlink:href="psec-20260630.xsd#psec_ConstructionEngineeringSectorMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_ConstructionEngineeringSectorMember_019e6f26-80d9-7e93-a00f-2e08c325199d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ConsumerFinanceSectorMember_019e6f26-80d9-7411-a7b0-530cd7ca56fd" xlink:href="psec-20260630.xsd#psec_ConsumerFinanceSectorMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_ConsumerFinanceSectorMember_019e6f26-80d9-7411-a7b0-530cd7ca56fd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DiversifiedConsumerServicesSectorMember_019e6f26-80d9-7555-892e-a0c9d886c408" xlink:href="psec-20260630.xsd#psec_DiversifiedConsumerServicesSectorMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_DiversifiedConsumerServicesSectorMember_019e6f26-80d9-7555-892e-a0c9d886c408" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EnergyEquipmentServicesSectorMember_019e6f26-80d9-7cf3-893e-d588d153e5b3" xlink:href="psec-20260630.xsd#psec_EnergyEquipmentServicesSectorMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_EnergyEquipmentServicesSectorMember_019e6f26-80d9-7cf3-893e-d588d153e5b3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EquityRealEstateInvestmentTrustsREITsSectorMember_019e6f26-80d9-70b2-a80a-23920ad5c297" xlink:href="psec-20260630.xsd#psec_EquityRealEstateInvestmentTrustsREITsSectorMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_EquityRealEstateInvestmentTrustsREITsSectorMember_019e6f26-80d9-70b2-a80a-23920ad5c297" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HealthCareProvidersServicesSectorMember_019e6f26-80d9-7954-aaf8-bade68e44d45" xlink:href="psec-20260630.xsd#psec_HealthCareProvidersServicesSectorMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_HealthCareProvidersServicesSectorMember_019e6f26-80d9-7954-aaf8-bade68e44d45" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HouseholdDurablesSectorMember_019e6f26-80d9-73f4-b962-b06063900ccb" xlink:href="psec-20260630.xsd#psec_HouseholdDurablesSectorMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_HouseholdDurablesSectorMember_019e6f26-80d9-73f4-b962-b06063900ccb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MachinerySectorMember_019e6f26-80d9-7480-9e60-327628ddbad3" xlink:href="psec-20260630.xsd#psec_MachinerySectorMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_MachinerySectorMember_019e6f26-80d9-7480-9e60-327628ddbad3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MarineTransportSectorMember_019e6f26-80d9-770a-a198-e62790caa0c7" xlink:href="psec-20260630.xsd#psec_MarineTransportSectorMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_MarineTransportSectorMember_019e6f26-80d9-770a-a198-e62790caa0c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MediaSectorMember_019e6f26-80d9-71da-88df-d4aa8c66a1af" xlink:href="psec-20260630.xsd#psec_MediaSectorMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_MediaSectorMember_019e6f26-80d9-71da-88df-d4aa8c66a1af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PersonalCareProductsSectorMember_019e6f26-80d9-7fad-a579-a2377f292475" xlink:href="psec-20260630.xsd#psec_PersonalCareProductsSectorMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_PersonalCareProductsSectorMember_019e6f26-80d9-7fad-a579-a2377f292475" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TradingCompaniesDistributorsSectorMember_019e6f26-80d9-78f0-a71e-e0d379b5ed3d" xlink:href="psec-20260630.xsd#psec_TradingCompaniesDistributorsSectorMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_TradingCompaniesDistributorsSectorMember_019e6f26-80d9-78f0-a71e-e0d379b5ed3d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AirFreightLogisticsSectorMember_019e6f26-80d9-71dc-974f-a69f0073b83f" xlink:href="psec-20260630.xsd#psec_AirFreightLogisticsSectorMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_AirFreightLogisticsSectorMember_019e6f26-80d9-71dc-974f-a69f0073b83f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AutomobileComponentsSectorMember_019e6f26-80d9-7eea-9d45-b87b69cde1ea" xlink:href="psec-20260630.xsd#psec_AutomobileComponentsSectorMember"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_AutomobileComponentsSectorMember_019e6f26-80d9-7eea-9d45-b87b69cde1ea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CapitalMarketsSectorMember_019e6f26-80d9-7315-8077-881f1bad540c" xlink:href="psec-20260630.xsd#psec_CapitalMarketsSectorMember"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_CapitalMarketsSectorMember_019e6f26-80d9-7315-8077-881f1bad540c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DistributorsSectorMember_019e6f26-80d9-77e5-bbd7-517c35183adb" xlink:href="psec-20260630.xsd#psec_DistributorsSectorMember"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_DistributorsSectorMember_019e6f26-80d9-77e5-bbd7-517c35183adb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DiversifiedTelecommunicationServicesSectorMember_019e6f26-80d9-72dc-aae0-6231fd2f7653" xlink:href="psec-20260630.xsd#psec_DiversifiedTelecommunicationServicesSectorMember"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_DiversifiedTelecommunicationServicesSectorMember_019e6f26-80d9-72dc-aae0-6231fd2f7653" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ElectricalEquipmentMember_019e6f26-80d9-7bb5-821b-1d43d4dee4db" xlink:href="psec-20260630.xsd#psec_ElectricalEquipmentMember"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_ElectricalEquipmentMember_019e6f26-80d9-7bb5-821b-1d43d4dee4db" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FinancialServiceSectorMember_019e6f26-80d9-7410-ae9c-5aaa8da13bf2" xlink:href="psec-20260630.xsd#psec_FinancialServiceSectorMember"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_FinancialServiceSectorMember_019e6f26-80d9-7410-ae9c-5aaa8da13bf2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FoodProductsSectorMember_019e6f26-80d9-7f35-b6d7-ca6a54ddb197" xlink:href="psec-20260630.xsd#psec_FoodProductsSectorMember"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_FoodProductsSectorMember_019e6f26-80d9-7f35-b6d7-ca6a54ddb197" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HealthCareTechnologySectorMember_019e6f26-80d9-72de-ac20-37642a252310" xlink:href="psec-20260630.xsd#psec_HealthCareTechnologySectorMember"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_HealthCareTechnologySectorMember_019e6f26-80d9-72de-ac20-37642a252310" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HotelsRestaurantsLeisureSectorMember_019e6f26-80d9-79c5-a627-23112c9b74e1" xlink:href="psec-20260630.xsd#psec_HotelsRestaurantsLeisureSectorMember"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_HotelsRestaurantsLeisureSectorMember_019e6f26-80d9-79c5-a627-23112c9b74e1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HouseholdDurablesSectorMember_019e6f26-80d9-771b-84db-d6bfe68fcf07" xlink:href="psec-20260630.xsd#psec_HouseholdDurablesSectorMember"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InteractiveMediaServicesSectorMember_019e6f26-80d9-74c8-aba7-a7a9b3a38203" xlink:href="psec-20260630.xsd#psec_InteractiveMediaServicesSectorMember"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_InteractiveMediaServicesSectorMember_019e6f26-80d9-74c8-aba7-a7a9b3a38203" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ITServicesSectorMember_019e6f26-80d9-79d6-9519-9baaef843be9" xlink:href="psec-20260630.xsd#psec_ITServicesSectorMember"/>
    <link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_ITServicesSectorMember_019e6f26-80d9-79d6-9519-9baaef843be9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_LeisureProductsSectorMember_019e6f26-80d9-702e-888b-2585da2f008d" xlink:href="psec-20260630.xsd#psec_LeisureProductsSectorMember"/>
    <link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_LeisureProductsSectorMember_019e6f26-80d9-702e-888b-2585da2f008d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PharmaceuticalsSectorMember_019e6f26-80d9-7f81-9ace-b4f3bcc985e4" xlink:href="psec-20260630.xsd#psec_PharmaceuticalsSectorMember"/>
    <link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_PharmaceuticalsSectorMember_019e6f26-80d9-7f81-9ace-b4f3bcc985e4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProfessionalServicesSectorMember_019e6f26-80d9-778b-9dbd-682788384d31" xlink:href="psec-20260630.xsd#psec_ProfessionalServicesSectorMember"/>
    <link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_ProfessionalServicesSectorMember_019e6f26-80d9-778b-9dbd-682788384d31" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SoftwareSectorMember_019e6f26-80d9-718d-b721-02a0f2a9315f" xlink:href="psec-20260630.xsd#psec_SoftwareSectorMember"/>
    <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_SoftwareSectorMember_019e6f26-80d9-718d-b721-02a0f2a9315f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SpecialtyRetailSectorMember_019e6f26-80d9-7044-b4d3-fdefeb9db394" xlink:href="psec-20260630.xsd#psec_SpecialtyRetailSectorMember"/>
    <link:presentationArc order="31" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_SpecialtyRetailSectorMember_019e6f26-80d9-7044-b4d3-fdefeb9db394" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TextilesApparelLuxuryGoodsSectorMember_019e6f26-80d9-7383-9f44-369f2754642c" xlink:href="psec-20260630.xsd#psec_TextilesApparelLuxuryGoodsSectorMember"/>
    <link:presentationArc order="32" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-80d9-7d8a-a3ab-5fc9f03e7679" xlink:to="loc_psec_TextilesApparelLuxuryGoodsSectorMember_019e6f26-80d9-7383-9f44-369f2754642c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d9-785c-b9f0-590cea97f4d4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7302-83b6-39743d1cafa8" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d9-785c-b9f0-590cea97f4d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-769f-969d-99a0e1efda1a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-80d9-785c-b9f0-590cea97f4d4" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-769f-969d-99a0e1efda1a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-80d9-7e5f-bb4e-77beed3900e8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerControlledMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-769f-969d-99a0e1efda1a" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-80d9-7e5f-bb4e-77beed3900e8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerMember_019e6f26-80d9-7c6d-bf32-2bca3a181280" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-769f-969d-99a0e1efda1a" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerMember_019e6f26-80d9-7c6d-bf32-2bca3a181280" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-80d9-7ea8-8861-b7aa827ee524" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentUnaffiliatedIssuerMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-80d9-769f-969d-99a0e1efda1a" xlink:to="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-80d9-7ea8-8861-b7aa827ee524" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019e6f26-80d9-75cb-9fa1-f3793e4aa6ec" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7302-83b6-39743d1cafa8" xlink:to="loc_us-gaap_InvestmentTypeAxis_019e6f26-80d9-75cb-9fa1-f3793e4aa6ec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-79ff-84c5-c813c2410f8c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeAxis_019e6f26-80d9-75cb-9fa1-f3793e4aa6ec" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-79ff-84c5-c813c2410f8c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecurities1stLienTermLoanMember_019e6f26-81b7-728d-ad57-d0a78a95d168" xlink:href="psec-20260630.xsd#psec_DebtSecurities1stLienTermLoanMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-79ff-84c5-c813c2410f8c" xlink:to="loc_psec_DebtSecurities1stLienTermLoanMember_019e6f26-81b7-728d-ad57-d0a78a95d168" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecurities2ndLienTermLoanMember_019e6f26-81b7-7713-8a91-b567a344f9c4" xlink:href="psec-20260630.xsd#psec_DebtSecurities2ndLienTermLoanMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-79ff-84c5-c813c2410f8c" xlink:to="loc_psec_DebtSecurities2ndLienTermLoanMember_019e6f26-81b7-7713-8a91-b567a344f9c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesSubordinateStructuredNotesMember_019e6f26-81b7-7718-b75c-e05ac428ede2" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesSubordinateStructuredNotesMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-79ff-84c5-c813c2410f8c" xlink:to="loc_psec_DebtSecuritiesSubordinateStructuredNotesMember_019e6f26-81b7-7718-b75c-e05ac428ede2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesUnsecuredDebtMember_019e6f26-81b7-7bee-8b7c-fe78d07ef974" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesUnsecuredDebtMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-79ff-84c5-c813c2410f8c" xlink:to="loc_psec_DebtSecuritiesUnsecuredDebtMember_019e6f26-81b7-7bee-8b7c-fe78d07ef974" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesMember_019e6f26-81b7-706e-a0fa-e30c2b325636" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-79ff-84c5-c813c2410f8c" xlink:to="loc_us-gaap_EquitySecuritiesMember_019e6f26-81b7-706e-a0fa-e30c2b325636" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7171-b6f1-fb04ccfaeca3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-80d9-7302-83b6-39743d1cafa8" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7171-b6f1-fb04ccfaeca3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-7843-92e4-955f5a9390d3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7171-b6f1-fb04ccfaeca3" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-7843-92e4-955f5a9390d3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedPercentOfNetAssets_019e6f26-81b7-745b-adbb-9202ae896032" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedPercentOfNetAssets"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7171-b6f1-fb04ccfaeca3" xlink:to="loc_us-gaap_InvestmentOwnedPercentOfNetAssets_019e6f26-81b7-745b-adbb-9202ae896032" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-81b7-72b5-9304-5f43a3423c1e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtCost"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7171-b6f1-fb04ccfaeca3" xlink:to="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-81b7-72b5-9304-5f43a3423c1e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical3" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical3"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical3" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-7a10-9c6f-87726dca275c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-727e-bc1e-beb10e6e93be" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-7a10-9c6f-87726dca275c" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-727e-bc1e-beb10e6e93be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIdentifierAxis_019e6f26-81b7-7079-853b-fb9d18c45e51" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIdentifierAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-727e-bc1e-beb10e6e93be" xlink:to="loc_us-gaap_InvestmentIdentifierAxis_019e6f26-81b7-7079-853b-fb9d18c45e51" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019e6f26-81b7-7e4e-bbc7-277f30fec89f" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-727e-bc1e-beb10e6e93be" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019e6f26-81b7-7e4e-bbc7-277f30fec89f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019e6f26-81b7-7aca-9fe5-1839ebe76bb4" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019e6f26-81b7-7e4e-bbc7-277f30fec89f" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019e6f26-81b7-7aca-9fe5-1839ebe76bb4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019e6f26-81b7-7202-a899-8550d7a4c37c" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019e6f26-81b7-7aca-9fe5-1839ebe76bb4" xlink:to="loc_srt_SubsidiariesMember_019e6f26-81b7-7202-a899-8550d7a4c37c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019e6f26-81b7-7a0c-b562-d109c6079bef" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-727e-bc1e-beb10e6e93be" xlink:to="loc_srt_ConsolidationItemsAxis_019e6f26-81b7-7a0c-b562-d109c6079bef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019e6f26-81b7-7bb1-9894-67349c4ebfdc" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019e6f26-81b7-7a0c-b562-d109c6079bef" xlink:to="loc_srt_ConsolidationItemsDomain_019e6f26-81b7-7bb1-9894-67349c4ebfdc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019e6f26-81b7-73c7-90d2-fae891339fc3" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019e6f26-81b7-7bb1-9894-67349c4ebfdc" xlink:to="loc_srt_ReportableLegalEntitiesMember_019e6f26-81b7-73c7-90d2-fae891339fc3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7d82-9bb2-637772b2fa4e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-727e-bc1e-beb10e6e93be" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7d82-9bb2-637772b2fa4e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentOwnedFollowOnAdditions_019e6f26-81b7-7894-ab4e-77ea1722f5da" xlink:href="psec-20260630.xsd#psec_InvestmentOwnedFollowOnAdditions"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7d82-9bb2-637772b2fa4e" xlink:to="loc_psec_InvestmentOwnedFollowOnAdditions_019e6f26-81b7-7894-ab4e-77ea1722f5da" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_LimitedLiabilityCompanyOrLimitedPartnershipMembersOrLimitedPartnersPreferredEquityOwnershipInterest_019e6f26-81b7-7b67-b384-2a4e96bee5a5" xlink:href="psec-20260630.xsd#psec_LimitedLiabilityCompanyOrLimitedPartnershipMembersOrLimitedPartnersPreferredEquityOwnershipInterest"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7d82-9bb2-637772b2fa4e" xlink:to="loc_psec_LimitedLiabilityCompanyOrLimitedPartnershipMembersOrLimitedPartnersPreferredEquityOwnershipInterest_019e6f26-81b7-7b67-b384-2a4e96bee5a5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-7380-8fbc-3a2e0ead09b2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7675-a068-95abdd9d2a34" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-7380-8fbc-3a2e0ead09b2" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7675-a068-95abdd9d2a34" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e6f26-81b7-7984-ba99-b13fede4f63e" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7675-a068-95abdd9d2a34" xlink:to="loc_dei_LegalEntityAxis_019e6f26-81b7-7984-ba99-b13fede4f63e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e6f26-81b7-7c36-97d7-7657e4d2d3bb" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019e6f26-81b7-7984-ba99-b13fede4f63e" xlink:to="loc_dei_EntityDomain_019e6f26-81b7-7c36-97d7-7657e4d2d3bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CPHoldingsOfDelawareLLCMember_019e6f26-81b7-79b3-966f-949c315ecda0" xlink:href="psec-20260630.xsd#psec_CPHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-81b7-7c36-97d7-7657e4d2d3bb" xlink:to="loc_psec_CPHoldingsOfDelawareLLCMember_019e6f26-81b7-79b3-966f-949c315ecda0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SpartanEnergyHoldingsIncMember_019e6f26-81b7-73d5-a705-004f83c0bb22" xlink:href="psec-20260630.xsd#psec_SpartanEnergyHoldingsIncMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-81b7-7c36-97d7-7657e4d2d3bb" xlink:to="loc_psec_SpartanEnergyHoldingsIncMember_019e6f26-81b7-73d5-a705-004f83c0bb22" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralHoldingsOfDelawareLLCMember_019e6f26-81b7-7e89-9f65-606920cdc867" xlink:href="psec-20260630.xsd#psec_CreditCentralHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-81b7-7c36-97d7-7657e4d2d3bb" xlink:to="loc_psec_CreditCentralHoldingsOfDelawareLLCMember_019e6f26-81b7-7e89-9f65-606920cdc867" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FirstTowerHoldingsOfDelawareLLCMember_019e6f26-81b7-7fbb-be0a-28a8ee24455c" xlink:href="psec-20260630.xsd#psec_FirstTowerHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-81b7-7c36-97d7-7657e4d2d3bb" xlink:to="loc_psec_FirstTowerHoldingsOfDelawareLLCMember_019e6f26-81b7-7fbb-be0a-28a8ee24455c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FreedomMarineSolutionsLLCMember_019e6f26-81b7-77eb-951e-229e81828447" xlink:href="psec-20260630.xsd#psec_FreedomMarineSolutionsLLCMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-81b7-7c36-97d7-7657e4d2d3bb" xlink:to="loc_psec_FreedomMarineSolutionsLLCMember_019e6f26-81b7-77eb-951e-229e81828447" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NMMBIncMember_019e6f26-81b7-7ea8-92b1-c60f76575120" xlink:href="psec-20260630.xsd#psec_NMMBIncMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-81b7-7c36-97d7-7657e4d2d3bb" xlink:to="loc_psec_NMMBIncMember_019e6f26-81b7-7ea8-92b1-c60f76575120" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RefuelAgencyIncMember_019e6f26-81b7-7ff5-8908-ec1bea5311bd" xlink:href="psec-20260630.xsd#psec_RefuelAgencyIncMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-81b7-7c36-97d7-7657e4d2d3bb" xlink:to="loc_psec_RefuelAgencyIncMember_019e6f26-81b7-7ff5-8908-ec1bea5311bd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricHoldingsIIncMember_019e6f26-81b7-7ad7-beb2-f53f40f8da1e" xlink:href="psec-20260630.xsd#psec_ValleyElectricHoldingsIIncMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-81b7-7c36-97d7-7657e4d2d3bb" xlink:to="loc_psec_ValleyElectricHoldingsIIncMember_019e6f26-81b7-7ad7-beb2-f53f40f8da1e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricHoldingsIIIncMember_019e6f26-81b7-7c06-a018-2b3066d9be85" xlink:href="psec-20260630.xsd#psec_ValleyElectricHoldingsIIIncMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-81b7-7c36-97d7-7657e4d2d3bb" xlink:to="loc_psec_ValleyElectricHoldingsIIIncMember_019e6f26-81b7-7c06-a018-2b3066d9be85" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricCompanyIncMember_019e6f26-81b7-72b2-9c39-8396bee402a4" xlink:href="psec-20260630.xsd#psec_ValleyElectricCompanyIncMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-81b7-7c36-97d7-7657e4d2d3bb" xlink:to="loc_psec_ValleyElectricCompanyIncMember_019e6f26-81b7-72b2-9c39-8396bee402a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VECompanyIncMember_019e6f26-81b7-7d66-a6ad-517da11b37e9" xlink:href="psec-20260630.xsd#psec_VECompanyIncMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-81b7-7c36-97d7-7657e4d2d3bb" xlink:to="loc_psec_VECompanyIncMember_019e6f26-81b7-7d66-a6ad-517da11b37e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SportCoHoldingsIncMember_019e6f26-81b7-7b95-b74c-4d54a17a95d4" xlink:href="psec-20260630.xsd#psec_SportCoHoldingsIncMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-81b7-7c36-97d7-7657e4d2d3bb" xlink:to="loc_psec_SportCoHoldingsIncMember_019e6f26-81b7-7b95-b74c-4d54a17a95d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_UniversalTurbinePartsLLCMember_019e6f26-81b7-74b5-b170-a4b269a0bb55" xlink:href="psec-20260630.xsd#psec_UniversalTurbinePartsLLCMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-81b7-7c36-97d7-7657e4d2d3bb" xlink:to="loc_psec_UniversalTurbinePartsLLCMember_019e6f26-81b7-74b5-b170-a4b269a0bb55" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectCapitalFundingLLCMember_019e6f26-81b7-7fbb-a7b1-208654604554" xlink:href="psec-20260630.xsd#psec_ProspectCapitalFundingLLCMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-81b7-7c36-97d7-7657e4d2d3bb" xlink:to="loc_psec_ProspectCapitalFundingLLCMember_019e6f26-81b7-7fbb-a7b1-208654604554" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIdentifierAxis_019e6f26-81b7-724a-b077-1af18064a1cf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIdentifierAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7675-a068-95abdd9d2a34" xlink:to="loc_us-gaap_InvestmentIdentifierAxis_019e6f26-81b7-724a-b077-1af18064a1cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019e6f26-81b7-7e99-96e4-445c93eb5712" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7675-a068-95abdd9d2a34" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019e6f26-81b7-7e99-96e4-445c93eb5712" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019e6f26-81b7-73c8-ba25-b8b42607321b" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019e6f26-81b7-7e99-96e4-445c93eb5712" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019e6f26-81b7-73c8-ba25-b8b42607321b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019e6f26-81b7-7424-a6f8-12da9f8f28af" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019e6f26-81b7-73c8-ba25-b8b42607321b" xlink:to="loc_srt_SubsidiariesMember_019e6f26-81b7-7424-a6f8-12da9f8f28af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019e6f26-81b7-71d5-b5be-5996c6ee2505" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7675-a068-95abdd9d2a34" xlink:to="loc_srt_ConsolidationItemsAxis_019e6f26-81b7-71d5-b5be-5996c6ee2505" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019e6f26-81b7-7060-a961-d7feeb7f5720" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019e6f26-81b7-71d5-b5be-5996c6ee2505" xlink:to="loc_srt_ConsolidationItemsDomain_019e6f26-81b7-7060-a961-d7feeb7f5720" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019e6f26-81b7-72c0-8dc6-c510766116e0" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019e6f26-81b7-7060-a961-d7feeb7f5720" xlink:to="loc_srt_ReportableLegalEntitiesMember_019e6f26-81b7-72c0-8dc6-c510766116e0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019e6f26-81b7-7d3e-bde9-f9674fbc48bb" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7675-a068-95abdd9d2a34" xlink:to="loc_srt_OwnershipAxis_019e6f26-81b7-7d3e-bde9-f9674fbc48bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019e6f26-81b7-7d3e-bde9-f9674fbc48bb" xlink:to="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CPHoldingsOfDelawareLLCMember_019e6f26-81b7-734a-8598-7a44bf1c73ea" xlink:href="psec-20260630.xsd#psec_CPHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_CPHoldingsOfDelawareLLCMember_019e6f26-81b7-734a-8598-7a44bf1c73ea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CPEnergyServicesIncMember_019e6f26-81b7-7f84-89f4-cee3fd5578bb" xlink:href="psec-20260630.xsd#psec_CPEnergyServicesIncMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_CPEnergyServicesIncMember_019e6f26-81b7-7f84-89f4-cee3fd5578bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SSNMember_019e6f26-81b7-783d-9841-be460b5f0b02" xlink:href="psec-20260630.xsd#psec_SSNMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_SSNMember_019e6f26-81b7-783d-9841-be460b5f0b02" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SpartanEnergyServicesLLCMember_019e6f26-81b7-7366-a642-c9637bd11de9" xlink:href="psec-20260630.xsd#psec_SpartanEnergyServicesLLCMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_SpartanEnergyServicesLLCMember_019e6f26-81b7-7366-a642-c9637bd11de9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CPWellMember_019e6f26-81b7-7085-85c7-48e87183d66c" xlink:href="psec-20260630.xsd#psec_CPWellMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_CPWellMember_019e6f26-81b7-7085-85c7-48e87183d66c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FosterTestingCoIncMember_019e6f26-81b7-78a9-b76e-2c064f83487a" xlink:href="psec-20260630.xsd#psec_FosterTestingCoIncMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_FosterTestingCoIncMember_019e6f26-81b7-78a9-b76e-2c064f83487a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_WrightTruckingIncMember_019e6f26-81b7-76da-b025-1602e048e4c3" xlink:href="psec-20260630.xsd#psec_WrightTruckingIncMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_WrightTruckingIncMember_019e6f26-81b7-76da-b025-1602e048e4c3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProHaulTransportsLLCMember_019e6f26-81b7-7c12-b68d-44b5ff22db23" xlink:href="psec-20260630.xsd#psec_ProHaulTransportsLLCMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_ProHaulTransportsLLCMember_019e6f26-81b7-7c12-b68d-44b5ff22db23" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_WrightFosterDisposalsLLCMember_019e6f26-81b7-7dd9-b5d3-3ac47168ae8e" xlink:href="psec-20260630.xsd#psec_WrightFosterDisposalsLLCMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_WrightFosterDisposalsLLCMember_019e6f26-81b7-7dd9-b5d3-3ac47168ae8e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SpartanEnergyHoldingsIncMember_019e6f26-81b7-730f-b98f-66d7b74eccaf" xlink:href="psec-20260630.xsd#psec_SpartanEnergyHoldingsIncMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_SpartanEnergyHoldingsIncMember_019e6f26-81b7-730f-b98f-66d7b74eccaf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralLoanCompanyLLCMember_019e6f26-81b7-7fe0-8fa3-de0919096e3f" xlink:href="psec-20260630.xsd#psec_CreditCentralLoanCompanyLLCMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_CreditCentralLoanCompanyLLCMember_019e6f26-81b7-7fe0-8fa3-de0919096e3f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralLLCMember_019e6f26-81b7-7416-a18d-c31dcc27c84c" xlink:href="psec-20260630.xsd#psec_CreditCentralLLCMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_CreditCentralLLCMember_019e6f26-81b7-7416-a18d-c31dcc27c84c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralOfTennesseeLLCMember_019e6f26-81b7-75c2-9c04-66600836c28e" xlink:href="psec-20260630.xsd#psec_CreditCentralOfTennesseeLLCMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_CreditCentralOfTennesseeLLCMember_019e6f26-81b7-75c2-9c04-66600836c28e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralOfTexasLLCMember_019e6f26-81b7-77cc-a319-17dd8571a5fc" xlink:href="psec-20260630.xsd#psec_CreditCentralOfTexasLLCMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_CreditCentralOfTexasLLCMember_019e6f26-81b7-77cc-a319-17dd8571a5fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralSouthLLCMember_019e6f26-81b7-7e25-95e9-ac33350e0d50" xlink:href="psec-20260630.xsd#psec_CreditCentralSouthLLCMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_CreditCentralSouthLLCMember_019e6f26-81b7-7e25-95e9-ac33350e0d50" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FirstTowerFinanceCompanyLLCMember_019e6f26-81b7-7788-9eb7-3d005cb1994a" xlink:href="psec-20260630.xsd#psec_FirstTowerFinanceCompanyLLCMember"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_FirstTowerFinanceCompanyLLCMember_019e6f26-81b7-7788-9eb7-3d005cb1994a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FirstTowerLLCMember_019e6f26-81b7-7425-9e92-7905911e247f" xlink:href="psec-20260630.xsd#psec_FirstTowerLLCMember"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_FirstTowerLLCMember_019e6f26-81b7-7425-9e92-7905911e247f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EnergySolutionsHoldingsIncMember_019e6f26-81b7-7349-9990-b9de1c0a6e9a" xlink:href="psec-20260630.xsd#psec_EnergySolutionsHoldingsIncMember"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_EnergySolutionsHoldingsIncMember_019e6f26-81b7-7349-9990-b9de1c0a6e9a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VesselCompanyLLCMember_019e6f26-81b7-7fd8-9c18-19ecb28f67bc" xlink:href="psec-20260630.xsd#psec_VesselCompanyLLCMember"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_VesselCompanyLLCMember_019e6f26-81b7-7fd8-9c18-19ecb28f67bc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VesselCompanyIIILLCMember_019e6f26-81b7-7dd0-b6a4-ac61f7263993" xlink:href="psec-20260630.xsd#psec_VesselCompanyIIILLCMember"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_VesselCompanyIIILLCMember_019e6f26-81b7-7dd0-b6a4-ac61f7263993" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VesselCompanyIILLCMember_019e6f26-81b7-7326-840e-6a9254f57fbe" xlink:href="psec-20260630.xsd#psec_VesselCompanyIILLCMember"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_VesselCompanyIILLCMember_019e6f26-81b7-7326-840e-6a9254f57fbe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MITYHoldingsOfDelawareIncMember_019e6f26-81b7-7178-8f8d-42013ad5f067" xlink:href="psec-20260630.xsd#psec_MITYHoldingsOfDelawareIncMember"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_MITYHoldingsOfDelawareIncMember_019e6f26-81b7-7178-8f8d-42013ad5f067" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MITYIncMember_019e6f26-81b7-7c0e-8860-6938f71a45b4" xlink:href="psec-20260630.xsd#psec_MITYIncMember"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_MITYIncMember_019e6f26-81b7-7c0e-8860-6938f71a45b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BrodaUSAIncMember_019e6f26-81b7-7c0f-aff5-1a52020943c0" xlink:href="psec-20260630.xsd#psec_BrodaUSAIncMember"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_BrodaUSAIncMember_019e6f26-81b7-7c0f-aff5-1a52020943c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BrodaEnterprisesULCMember_019e6f26-81b7-7211-b7d5-45315433f7c4" xlink:href="psec-20260630.xsd#psec_BrodaEnterprisesULCMember"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_BrodaEnterprisesULCMember_019e6f26-81b7-7211-b7d5-45315433f7c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MITYLiteIncMember_019e6f26-81b7-7bb1-bc21-4a521746d6d5" xlink:href="psec-20260630.xsd#psec_MITYLiteIncMember"/>
    <link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_MITYLiteIncMember_019e6f26-81b7-7bb1-bc21-4a521746d6d5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MITYFSCIncMember_019e6f26-81b7-790a-819e-61838017a5d1" xlink:href="psec-20260630.xsd#psec_MITYFSCIncMember"/>
    <link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_MITYFSCIncMember_019e6f26-81b7-790a-819e-61838017a5d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NPHPropertyHoldingsLLCMember_019e6f26-81b7-7922-b8eb-11b0911a5f9b" xlink:href="psec-20260630.xsd#psec_NPHPropertyHoldingsLLCMember"/>
    <link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_NPHPropertyHoldingsLLCMember_019e6f26-81b7-7922-b8eb-11b0911a5f9b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NationalPropertyREITCorpMember_019e6f26-81b7-7322-8d31-a0bea8871f6f" xlink:href="psec-20260630.xsd#psec_NationalPropertyREITCorpMember"/>
    <link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_NationalPropertyREITCorpMember_019e6f26-81b7-7322-8d31-a0bea8871f6f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NationwideAcceptanceHoldingsLLCMember_019e6f26-81b7-758e-b1ec-7f8b0af76d26" xlink:href="psec-20260630.xsd#psec_NationwideAcceptanceHoldingsLLCMember"/>
    <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_NationwideAcceptanceHoldingsLLCMember_019e6f26-81b7-758e-b1ec-7f8b0af76d26" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NationwideLoanCompanyLLCMember_019e6f26-81b7-75ce-8402-37d37d05438f" xlink:href="psec-20260630.xsd#psec_NationwideLoanCompanyLLCMember"/>
    <link:presentationArc order="31" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_NationwideLoanCompanyLLCMember_019e6f26-81b7-75ce-8402-37d37d05438f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NMMBIncMember_019e6f26-81b7-7d45-a575-1c771fe1ce38" xlink:href="psec-20260630.xsd#psec_NMMBIncMember"/>
    <link:presentationArc order="32" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_NMMBIncMember_019e6f26-81b7-7d45-a575-1c771fe1ce38" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NMMBHoldingsIncMember_019e6f26-81b7-7912-8da9-3eb78fdf0400" xlink:href="psec-20260630.xsd#psec_NMMBHoldingsIncMember"/>
    <link:presentationArc order="33" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_NMMBHoldingsIncMember_019e6f26-81b7-7912-8da9-3eb78fdf0400" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ArmedForcesCommunicationsIncMember_019e6f26-81b7-7292-95cc-209906020f39" xlink:href="psec-20260630.xsd#psec_ArmedForcesCommunicationsIncMember"/>
    <link:presentationArc order="34" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_ArmedForcesCommunicationsIncMember_019e6f26-81b7-7292-95cc-209906020f39" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_USESCorpMember_019e6f26-81b7-7222-a5e2-74a9a32a6d4e" xlink:href="psec-20260630.xsd#psec_USESCorpMember"/>
    <link:presentationArc order="35" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_USESCorpMember_019e6f26-81b7-7222-a5e2-74a9a32a6d4e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricHoldingsIIncMember_019e6f26-81b7-7daa-97a2-d7f81e44f574" xlink:href="psec-20260630.xsd#psec_ValleyElectricHoldingsIIncMember"/>
    <link:presentationArc order="36" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_ValleyElectricHoldingsIIncMember_019e6f26-81b7-7daa-97a2-d7f81e44f574" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricHoldingsIIIncMember_019e6f26-81b7-7b3c-bce8-a8d5ef8fb430" xlink:href="psec-20260630.xsd#psec_ValleyElectricHoldingsIIIncMember"/>
    <link:presentationArc order="37" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_ValleyElectricHoldingsIIIncMember_019e6f26-81b7-7b3c-bce8-a8d5ef8fb430" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricCompanyIncMember_019e6f26-81b7-76b8-b41b-5ba430faf837" xlink:href="psec-20260630.xsd#psec_ValleyElectricCompanyIncMember"/>
    <link:presentationArc order="38" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_ValleyElectricCompanyIncMember_019e6f26-81b7-76b8-b41b-5ba430faf837" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VECompanyIncMember_019e6f26-81b7-7a78-8e7a-e8080b8b6c23" xlink:href="psec-20260630.xsd#psec_VECompanyIncMember"/>
    <link:presentationArc order="39" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_VECompanyIncMember_019e6f26-81b7-7a78-8e7a-e8080b8b6c23" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricCoOfMtVernonIncMember_019e6f26-81b7-7f97-b3c0-b39764dd41e0" xlink:href="psec-20260630.xsd#psec_ValleyElectricCoOfMtVernonIncMember"/>
    <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_ValleyElectricCoOfMtVernonIncMember_019e6f26-81b7-7f97-b3c0-b39764dd41e0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EncinitasWatchesHoldcoLLCMember_019e6f26-81b7-7eb4-82ce-06de63a921dd" xlink:href="psec-20260630.xsd#psec_EncinitasWatchesHoldcoLLCMember"/>
    <link:presentationArc order="41" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_EncinitasWatchesHoldcoLLCMember_019e6f26-81b7-7eb4-82ce-06de63a921dd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PacificWorldCorporationMember_019e6f26-81b7-7d32-98d4-1df537f839d2" xlink:href="psec-20260630.xsd#psec_PacificWorldCorporationMember"/>
    <link:presentationArc order="42" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_PacificWorldCorporationMember_019e6f26-81b7-7d32-98d4-1df537f839d2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_UnitedSportingCompaniesIncMember_019e6f26-81b7-7d7e-8a27-60bb3fcd9e16" xlink:href="psec-20260630.xsd#psec_UnitedSportingCompaniesIncMember"/>
    <link:presentationArc order="43" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-7846-ac1e-4c4e591b66eb" xlink:to="loc_psec_UnitedSportingCompaniesIncMember_019e6f26-81b7-7d7e-8a27-60bb3fcd9e16" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-81b7-7c3b-b590-5233887ccda4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationAxis"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7675-a068-95abdd9d2a34" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-81b7-7c3b-b590-5233887ccda4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-81b7-7abc-9a72-0bb839a6927d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-81b7-7c3b-b590-5233887ccda4" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-81b7-7abc-9a72-0bb839a6927d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-81b7-7ac5-8cbe-cdefd2543859" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerControlledMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-81b7-7abc-9a72-0bb839a6927d" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-81b7-7ac5-8cbe-cdefd2543859" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerMember_019e6f26-81b7-78d3-adc9-98a93558e98a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-81b7-7abc-9a72-0bb839a6927d" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerMember_019e6f26-81b7-78d3-adc9-98a93558e98a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-81b7-7913-8522-738834bf1f3b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentUnaffiliatedIssuerMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-81b7-7abc-9a72-0bb839a6927d" xlink:to="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-81b7-7913-8522-738834bf1f3b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-81b7-7f9d-8985-b859a6618a41" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesByIndustryAxis"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7675-a068-95abdd9d2a34" xlink:to="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-81b7-7f9d-8985-b859a6618a41" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-75f1-8e16-34b1ff6cad86" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesIndustryMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-81b7-7f9d-8985-b859a6618a41" xlink:to="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-75f1-8e16-34b1ff6cad86" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AerospaceSectorMember_019e6f26-81b7-732b-9978-75643b4cdc5e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AerospaceSectorMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-75f1-8e16-34b1ff6cad86" xlink:to="loc_us-gaap_AerospaceSectorMember_019e6f26-81b7-732b-9978-75643b4cdc5e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommercialServicesSuppliesSectorMember_019e6f26-81b7-757f-b415-4155f3fec348" xlink:href="psec-20260630.xsd#psec_CommercialServicesSuppliesSectorMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-75f1-8e16-34b1ff6cad86" xlink:to="loc_psec_CommercialServicesSuppliesSectorMember_019e6f26-81b7-757f-b415-4155f3fec348" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ConstructionEngineeringSectorMember_019e6f26-81b7-7159-af32-0a66a02740fa" xlink:href="psec-20260630.xsd#psec_ConstructionEngineeringSectorMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-75f1-8e16-34b1ff6cad86" xlink:to="loc_psec_ConstructionEngineeringSectorMember_019e6f26-81b7-7159-af32-0a66a02740fa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ConsumerFinanceSectorMember_019e6f26-81b7-7336-a175-4191d2e12f0c" xlink:href="psec-20260630.xsd#psec_ConsumerFinanceSectorMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-75f1-8e16-34b1ff6cad86" xlink:to="loc_psec_ConsumerFinanceSectorMember_019e6f26-81b7-7336-a175-4191d2e12f0c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DiversifiedConsumerServicesSectorMember_019e6f26-81b7-7ad4-9421-3419a7fcb171" xlink:href="psec-20260630.xsd#psec_DiversifiedConsumerServicesSectorMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-75f1-8e16-34b1ff6cad86" xlink:to="loc_psec_DiversifiedConsumerServicesSectorMember_019e6f26-81b7-7ad4-9421-3419a7fcb171" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EnergyEquipmentServicesSectorMember_019e6f26-81b7-7181-b00a-ee8b3bcfcf45" xlink:href="psec-20260630.xsd#psec_EnergyEquipmentServicesSectorMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-75f1-8e16-34b1ff6cad86" xlink:to="loc_psec_EnergyEquipmentServicesSectorMember_019e6f26-81b7-7181-b00a-ee8b3bcfcf45" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EquityRealEstateInvestmentTrustsREITsSectorMember_019e6f26-81b7-7f2a-b635-23c06c7e40ad" xlink:href="psec-20260630.xsd#psec_EquityRealEstateInvestmentTrustsREITsSectorMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-75f1-8e16-34b1ff6cad86" xlink:to="loc_psec_EquityRealEstateInvestmentTrustsREITsSectorMember_019e6f26-81b7-7f2a-b635-23c06c7e40ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HealthCareProvidersServicesSectorMember_019e6f26-81b7-7e69-9a68-3a4fdc54c7c9" xlink:href="psec-20260630.xsd#psec_HealthCareProvidersServicesSectorMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-75f1-8e16-34b1ff6cad86" xlink:to="loc_psec_HealthCareProvidersServicesSectorMember_019e6f26-81b7-7e69-9a68-3a4fdc54c7c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MachinerySectorMember_019e6f26-81b7-7fdb-bfc5-d8bb3adb215c" xlink:href="psec-20260630.xsd#psec_MachinerySectorMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-75f1-8e16-34b1ff6cad86" xlink:to="loc_psec_MachinerySectorMember_019e6f26-81b7-7fdb-bfc5-d8bb3adb215c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MediaSectorMember_019e6f26-81b7-74c4-a932-e7d74cc9c65a" xlink:href="psec-20260630.xsd#psec_MediaSectorMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-75f1-8e16-34b1ff6cad86" xlink:to="loc_psec_MediaSectorMember_019e6f26-81b7-74c4-a932-e7d74cc9c65a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_OnlineLendingSectorMember_019e6f26-81b7-7da1-8a09-442a76f8e430" xlink:href="psec-20260630.xsd#psec_OnlineLendingSectorMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-75f1-8e16-34b1ff6cad86" xlink:to="loc_psec_OnlineLendingSectorMember_019e6f26-81b7-7da1-8a09-442a76f8e430" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TradingCompaniesDistributorsSectorMember_019e6f26-81b7-7049-8148-69f397f57350" xlink:href="psec-20260630.xsd#psec_TradingCompaniesDistributorsSectorMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-75f1-8e16-34b1ff6cad86" xlink:to="loc_psec_TradingCompaniesDistributorsSectorMember_019e6f26-81b7-7049-8148-69f397f57350" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_StructuredFinanceSectorMember_019e6f26-81b7-76ff-8c47-841dbc98bacb" xlink:href="psec-20260630.xsd#psec_StructuredFinanceSectorMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-75f1-8e16-34b1ff6cad86" xlink:to="loc_psec_StructuredFinanceSectorMember_019e6f26-81b7-76ff-8c47-841dbc98bacb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AirFreightLogisticsSectorMember_019e6f26-81b7-74b8-bb36-2e3005b7be25" xlink:href="psec-20260630.xsd#psec_AirFreightLogisticsSectorMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-75f1-8e16-34b1ff6cad86" xlink:to="loc_psec_AirFreightLogisticsSectorMember_019e6f26-81b7-74b8-bb36-2e3005b7be25" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AutomobileComponentsSectorMember_019e6f26-81b7-7e38-b906-b9166bf289e7" xlink:href="psec-20260630.xsd#psec_AutomobileComponentsSectorMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-75f1-8e16-34b1ff6cad86" xlink:to="loc_psec_AutomobileComponentsSectorMember_019e6f26-81b7-7e38-b906-b9166bf289e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CapitalMarketsSectorMember_019e6f26-81b7-7818-a56f-d971026574d4" xlink:href="psec-20260630.xsd#psec_CapitalMarketsSectorMember"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-75f1-8e16-34b1ff6cad86" xlink:to="loc_psec_CapitalMarketsSectorMember_019e6f26-81b7-7818-a56f-d971026574d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DistributorsSectorMember_019e6f26-81b7-7c2b-8f57-0a425112067e" xlink:href="psec-20260630.xsd#psec_DistributorsSectorMember"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-75f1-8e16-34b1ff6cad86" xlink:to="loc_psec_DistributorsSectorMember_019e6f26-81b7-7c2b-8f57-0a425112067e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019e6f26-81b7-7c37-a9af-d101df751596" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7675-a068-95abdd9d2a34" xlink:to="loc_us-gaap_InvestmentTypeAxis_019e6f26-81b7-7c37-a9af-d101df751596" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-737a-9b2c-cd67dd811194" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeAxis_019e6f26-81b7-7c37-a9af-d101df751596" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-737a-9b2c-cd67dd811194" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecurities1stLienTermLoanMember_019e6f26-81b7-7f37-99af-2b6fc7988d91" xlink:href="psec-20260630.xsd#psec_DebtSecurities1stLienTermLoanMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-737a-9b2c-cd67dd811194" xlink:to="loc_psec_DebtSecurities1stLienTermLoanMember_019e6f26-81b7-7f37-99af-2b6fc7988d91" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesMember_019e6f26-81b7-7cea-b0fe-5e7d0e9fff7e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-737a-9b2c-cd67dd811194" xlink:to="loc_us-gaap_EquitySecuritiesMember_019e6f26-81b7-7cea-b0fe-5e7d0e9fff7e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesUnsecuredDebtMember_019e6f26-81b7-7407-bec9-20aed31ed1de" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesUnsecuredDebtMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-737a-9b2c-cd67dd811194" xlink:to="loc_psec_DebtSecuritiesUnsecuredDebtMember_019e6f26-81b7-7407-bec9-20aed31ed1de" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecurities2ndLienTermLoanMember_019e6f26-81b7-7d8a-b9db-7871a141a490" xlink:href="psec-20260630.xsd#psec_DebtSecurities2ndLienTermLoanMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-737a-9b2c-cd67dd811194" xlink:to="loc_psec_DebtSecurities2ndLienTermLoanMember_019e6f26-81b7-7d8a-b9db-7871a141a490" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7675-a068-95abdd9d2a34" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-7e39-ad54-29f019236501" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-7e39-ad54-29f019236501" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyFinancialSupportToInvesteeContractuallyRequiredAmount_019e6f26-81b7-7214-b5f4-0f4089386225" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyFinancialSupportToInvesteeContractuallyRequiredAmount"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_us-gaap_InvestmentCompanyFinancialSupportToInvesteeContractuallyRequiredAmount_019e6f26-81b7-7214-b5f4-0f4089386225" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019e6f26-81b7-7748-9307-807c167a8740" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019e6f26-81b7-7748-9307-807c167a8740" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentBasisSpreadVariableRate_019e6f26-81b7-705e-80bc-52b75b927689" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentBasisSpreadVariableRate"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_us-gaap_InvestmentBasisSpreadVariableRate_019e6f26-81b7-705e-80bc-52b75b927689" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ConsolidatedRevenueInterestThresholdFor12MonthPeriod_019e6f26-81b7-7520-bfcd-a5ed2e57adbd" xlink:href="psec-20260630.xsd#psec_ConsolidatedRevenueInterestThresholdFor12MonthPeriod"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_psec_ConsolidatedRevenueInterestThresholdFor12MonthPeriod_019e6f26-81b7-7520-bfcd-a5ed2e57adbd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InterestAccruedAtCashInterestRate_019e6f26-81b7-7f6d-8424-a98c0b85576d" xlink:href="psec-20260630.xsd#psec_InterestAccruedAtCashInterestRate"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_psec_InterestAccruedAtCashInterestRate_019e6f26-81b7-7f6d-8424-a98c0b85576d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_QualifyingAssets_019e6f26-81b7-7185-b0b2-dd5718a4313e" xlink:href="psec-20260630.xsd#psec_QualifyingAssets"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_psec_QualifyingAssets_019e6f26-81b7-7185-b0b2-dd5718a4313e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyFinancialCommitmentToInvesteeFutureAmount_019e6f26-81b7-7e57-84d2-8981efe7d3aa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyFinancialCommitmentToInvesteeFutureAmount"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_us-gaap_InvestmentCompanyFinancialCommitmentToInvesteeFutureAmount_019e6f26-81b7-7e57-84d2-8981efe7d3aa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateDuringPeriod_019e6f26-81b7-7edd-add9-85e316376147" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentInterestRateDuringPeriod"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_us-gaap_DebtInstrumentInterestRateDuringPeriod_019e6f26-81b7-7edd-add9-85e316376147" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EquitySecuritiesOwnershipRate_019e6f26-81b7-7020-a1c5-3c489a4d6243" xlink:href="psec-20260630.xsd#psec_EquitySecuritiesOwnershipRate"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_psec_EquitySecuritiesOwnershipRate_019e6f26-81b7-7020-a1c5-3c489a4d6243" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FullyDilutedOwnership_019e6f26-81b7-7004-9285-1e929ec6ad23" xlink:href="psec-20260630.xsd#psec_FullyDilutedOwnership"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_psec_FullyDilutedOwnership_019e6f26-81b7-7004-9285-1e929ec6ad23" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NumberOfBoardOfDirectorsAppointed_019e6f26-81b7-74b0-8d07-e1ce68befc20" xlink:href="psec-20260630.xsd#psec_NumberOfBoardOfDirectorsAppointed"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_psec_NumberOfBoardOfDirectorsAppointed_019e6f26-81b7-74b0-8d07-e1ce68befc20" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ResidualProfitNewTLAAndTLD_019e6f26-81b7-7e18-9c96-dc9159ad1b73" xlink:href="psec-20260630.xsd#psec_ResidualProfitNewTLAAndTLD"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_psec_ResidualProfitNewTLAAndTLD_019e6f26-81b7-7e18-9c96-dc9159ad1b73" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_LimitedLiabilityCompanyOrLimitedPartnershipMembersOrLimitedPartnersPreferredEquityOwnershipInterest_019e6f26-81b7-7b5f-8fcd-1b426d3153e7" xlink:href="psec-20260630.xsd#psec_LimitedLiabilityCompanyOrLimitedPartnershipMembersOrLimitedPartnersPreferredEquityOwnershipInterest"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_psec_LimitedLiabilityCompanyOrLimitedPartnershipMembersOrLimitedPartnersPreferredEquityOwnershipInterest_019e6f26-81b7-7b5f-8fcd-1b426d3153e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-81b7-7571-a410-0232b4edc6f4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtCost"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-81b7-7571-a410-0232b4edc6f4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedPercentOfNetAssets_019e6f26-81b7-7ec3-a3dc-55e22dd17f08" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedPercentOfNetAssets"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_us-gaap_InvestmentOwnedPercentOfNetAssets_019e6f26-81b7-7ec3-a3dc-55e22dd17f08" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentInterestRatePaidInKindCapitalized_019e6f26-81b7-75f2-9a81-68aff0655cac" xlink:href="psec-20260630.xsd#psec_InvestmentInterestRatePaidInKindCapitalized"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_psec_InvestmentInterestRatePaidInKindCapitalized_019e6f26-81b7-75f2-9a81-68aff0655cac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentInterestRatePaidAsCash_019e6f26-81b7-7a15-97c8-1d4d00f22587" xlink:href="psec-20260630.xsd#psec_InvestmentInterestRatePaidAsCash"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_psec_InvestmentInterestRatePaidAsCash_019e6f26-81b7-7a15-97c8-1d4d00f22587" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentInterestRatePaidInKind_019e6f26-81b7-767e-9a09-f80487237a66" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentInterestRatePaidInKind"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_us-gaap_InvestmentInterestRatePaidInKind_019e6f26-81b7-767e-9a09-f80487237a66" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueRollForward_019e6f26-81b7-7c9e-a9a3-f6a93d21396a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueRollForward"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueRollForward_019e6f26-81b7-7c9e-a9a3-f6a93d21396a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-73a9-a542-2fb9af102bf7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueRollForward_019e6f26-81b7-7c9e-a9a3-f6a93d21396a" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-73a9-a542-2fb9af102bf7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueGrossAdditions_019e6f26-81b7-7496-8e59-3be394451993" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueGrossAdditions"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueRollForward_019e6f26-81b7-7c9e-a9a3-f6a93d21396a" xlink:to="loc_us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueGrossAdditions_019e6f26-81b7-7496-8e59-3be394451993" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentsInAndAdvancesToAffiliatesAtFairValueGrossReductionsCosts_019e6f26-81b7-70af-b7cf-1c5f2a73d030" xlink:href="psec-20260630.xsd#psec_InvestmentsInAndAdvancesToAffiliatesAtFairValueGrossReductionsCosts"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueRollForward_019e6f26-81b7-7c9e-a9a3-f6a93d21396a" xlink:to="loc_psec_InvestmentsInAndAdvancesToAffiliatesAtFairValueGrossReductionsCosts_019e6f26-81b7-70af-b7cf-1c5f2a73d030" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtAndEquitySecuritiesUnrealizedGainLoss_019e6f26-81b7-7017-958a-05321d623c72" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtAndEquitySecuritiesUnrealizedGainLoss"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueRollForward_019e6f26-81b7-7c9e-a9a3-f6a93d21396a" xlink:to="loc_us-gaap_DebtAndEquitySecuritiesUnrealizedGainLoss_019e6f26-81b7-7017-958a-05321d623c72" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-7386-9e58-ac7be4ab7d5c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValueRollForward_019e6f26-81b7-7c9e-a9a3-f6a93d21396a" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-7386-9e58-ac7be4ab7d5c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019e6f26-81b7-79a6-9789-dc4fc3825b85" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_us-gaap_InterestIncomeOperating_019e6f26-81b7-79a6-9789-dc4fc3825b85" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendIncomeOperating_019e6f26-81b7-790f-9f76-600cd370b5fd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendIncomeOperating"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_us-gaap_DividendIncomeOperating_019e6f26-81b7-790f-9f76-600cd370b5fd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_019e6f26-81b7-740c-bc91-8bea99096489" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherIncome"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_us-gaap_OtherIncome_019e6f26-81b7-740c-bc91-8bea99096489" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019e6f26-81b7-7839-9ce3-5f331a428cbb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtAndEquitySecuritiesRealizedGainLoss"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019e6f26-81b7-7839-9ce3-5f331a428cbb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentOwnedFollowOnAdditions_019e6f26-81b7-76ac-8da3-1fb460d45884" xlink:href="psec-20260630.xsd#psec_InvestmentOwnedFollowOnAdditions"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_psec_InvestmentOwnedFollowOnAdditions_019e6f26-81b7-76ac-8da3-1fb460d45884" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_019e6f26-81b7-76b9-b480-d28a86ed8319" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskPercentage1"/>
    <link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7da7-ae5e-8e3c94c9e45d" xlink:to="loc_us-gaap_ConcentrationRiskPercentage1_019e6f26-81b7-76b9-b480-d28a86ed8319" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical4" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical4"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical4" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-759a-a50a-150afd0af4fb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7e29-b601-fa59fcaa8fd9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-759a-a50a-150afd0af4fb" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7e29-b601-fa59fcaa8fd9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_019e6f26-81b7-7c49-9da1-1c1d6d2b4a98" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7e29-b601-fa59fcaa8fd9" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_019e6f26-81b7-7c49-9da1-1c1d6d2b4a98" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_019e6f26-81b7-7f6c-b2e6-a18a041cb787" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_019e6f26-81b7-7c49-9da1-1c1d6d2b4a98" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_019e6f26-81b7-7f6c-b2e6-a18a041cb787" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentsHeldBenchmarkMember_019e6f26-81b7-7616-afb3-243ee82af36c" xlink:href="psec-20260630.xsd#psec_InvestmentsHeldBenchmarkMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_019e6f26-81b7-7f6c-b2e6-a18a041cb787" xlink:to="loc_psec_InvestmentsHeldBenchmarkMember_019e6f26-81b7-7616-afb3-243ee82af36c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_019e6f26-81b7-7430-9f7f-75e91c6eff8e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskByTypeAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7e29-b601-fa59fcaa8fd9" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_019e6f26-81b7-7430-9f7f-75e91c6eff8e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_019e6f26-81b7-78a0-ab52-f6ebb8a0bfe1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_019e6f26-81b7-7430-9f7f-75e91c6eff8e" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_019e6f26-81b7-78a0-ab52-f6ebb8a0bfe1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TotalInvestmentsConcentrationRiskMember_019e6f26-81b7-7ee0-960d-e86baf7ff952" xlink:href="psec-20260630.xsd#psec_TotalInvestmentsConcentrationRiskMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_019e6f26-81b7-78a0-ab52-f6ebb8a0bfe1" xlink:to="loc_psec_TotalInvestmentsConcentrationRiskMember_019e6f26-81b7-7ee0-960d-e86baf7ff952" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e6f26-81b7-7c4e-aaac-971648036ab4" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7e29-b601-fa59fcaa8fd9" xlink:to="loc_dei_LegalEntityAxis_019e6f26-81b7-7c4e-aaac-971648036ab4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e6f26-81b7-7905-87d3-f1b31f300a97" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019e6f26-81b7-7c4e-aaac-971648036ab4" xlink:to="loc_dei_EntityDomain_019e6f26-81b7-7905-87d3-f1b31f300a97" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectCapitalFundingLLCMember_019e6f26-81b7-7ad6-9477-b51d28c6698d" xlink:href="psec-20260630.xsd#psec_ProspectCapitalFundingLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-81b7-7905-87d3-f1b31f300a97" xlink:to="loc_psec_ProspectCapitalFundingLLCMember_019e6f26-81b7-7ad6-9477-b51d28c6698d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7266-85d8-475173e29e95" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7e29-b601-fa59fcaa8fd9" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7266-85d8-475173e29e95" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_019e6f26-81b7-76e7-9888-a65244db224b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskPercentage1"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7266-85d8-475173e29e95" xlink:to="loc_us-gaap_ConcentrationRiskPercentage1_019e6f26-81b7-76e7-9888-a65244db224b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical5" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical5"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical5" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-7460-bb91-21f815e07f7e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7c43-825e-400ba2a3e820" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-7460-bb91-21f815e07f7e" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7c43-825e-400ba2a3e820" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-81b7-70c8-a5d5-6c772413bd8d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesByIndustryAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7c43-825e-400ba2a3e820" xlink:to="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-81b7-70c8-a5d5-6c772413bd8d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesIndustryMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-81b7-70c8-a5d5-6c772413bd8d" xlink:to="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AerospaceSectorMember_019e6f26-81b7-79f7-b8a3-801471da9416" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AerospaceSectorMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_us-gaap_AerospaceSectorMember_019e6f26-81b7-79f7-b8a3-801471da9416" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommercialServicesSuppliesSectorMember_019e6f26-81b7-7735-8951-f603fcda334d" xlink:href="psec-20260630.xsd#psec_CommercialServicesSuppliesSectorMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_CommercialServicesSuppliesSectorMember_019e6f26-81b7-7735-8951-f603fcda334d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ConstructionEngineeringSectorMember_019e6f26-81b7-7fce-a5fc-4558e2914b8a" xlink:href="psec-20260630.xsd#psec_ConstructionEngineeringSectorMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_ConstructionEngineeringSectorMember_019e6f26-81b7-7fce-a5fc-4558e2914b8a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ConsumerFinanceSectorMember_019e6f26-81b7-7ff6-bf12-98d0470b219c" xlink:href="psec-20260630.xsd#psec_ConsumerFinanceSectorMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_ConsumerFinanceSectorMember_019e6f26-81b7-7ff6-bf12-98d0470b219c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DiversifiedConsumerServicesSectorMember_019e6f26-81b7-7cf0-a471-5f7cd2cdf6bb" xlink:href="psec-20260630.xsd#psec_DiversifiedConsumerServicesSectorMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_DiversifiedConsumerServicesSectorMember_019e6f26-81b7-7cf0-a471-5f7cd2cdf6bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EnergyEquipmentServicesSectorMember_019e6f26-81b7-70a5-b1a9-b7d3c71b210d" xlink:href="psec-20260630.xsd#psec_EnergyEquipmentServicesSectorMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_EnergyEquipmentServicesSectorMember_019e6f26-81b7-70a5-b1a9-b7d3c71b210d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EquityRealEstateInvestmentTrustsREITsSectorMember_019e6f26-81b7-79f7-b84a-95e7742de932" xlink:href="psec-20260630.xsd#psec_EquityRealEstateInvestmentTrustsREITsSectorMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_EquityRealEstateInvestmentTrustsREITsSectorMember_019e6f26-81b7-79f7-b84a-95e7742de932" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HealthCareProvidersServicesSectorMember_019e6f26-81b7-776f-b8aa-ee7502965aa5" xlink:href="psec-20260630.xsd#psec_HealthCareProvidersServicesSectorMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_HealthCareProvidersServicesSectorMember_019e6f26-81b7-776f-b8aa-ee7502965aa5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MachinerySectorMember_019e6f26-81b7-735b-9d53-2dfea6465803" xlink:href="psec-20260630.xsd#psec_MachinerySectorMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_MachinerySectorMember_019e6f26-81b7-735b-9d53-2dfea6465803" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_OnlineLendingSectorMember_019e6f26-81b7-7159-9107-3653a5d4ea65" xlink:href="psec-20260630.xsd#psec_OnlineLendingSectorMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_OnlineLendingSectorMember_019e6f26-81b7-7159-9107-3653a5d4ea65" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TradingCompaniesDistributorsSectorMember_019e6f26-81b7-7ed7-9de0-61b7c415fb15" xlink:href="psec-20260630.xsd#psec_TradingCompaniesDistributorsSectorMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_TradingCompaniesDistributorsSectorMember_019e6f26-81b7-7ed7-9de0-61b7c415fb15" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_StructuredFinanceSectorMember_019e6f26-81b7-7553-aa13-78c00ea4d040" xlink:href="psec-20260630.xsd#psec_StructuredFinanceSectorMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_StructuredFinanceSectorMember_019e6f26-81b7-7553-aa13-78c00ea4d040" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AirFreightLogisticsSectorMember_019e6f26-81b7-71c0-9069-884116804b96" xlink:href="psec-20260630.xsd#psec_AirFreightLogisticsSectorMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_AirFreightLogisticsSectorMember_019e6f26-81b7-71c0-9069-884116804b96" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AutomobileComponentsSectorMember_019e6f26-81b7-7c4a-9947-bb46925b1dbc" xlink:href="psec-20260630.xsd#psec_AutomobileComponentsSectorMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_AutomobileComponentsSectorMember_019e6f26-81b7-7c4a-9947-bb46925b1dbc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CapitalMarketsSectorMember_019e6f26-81b7-727e-89b4-6bc9bbd75003" xlink:href="psec-20260630.xsd#psec_CapitalMarketsSectorMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_CapitalMarketsSectorMember_019e6f26-81b7-727e-89b4-6bc9bbd75003" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DistributorsSectorMember_019e6f26-81b7-7776-b210-ce5bc3a77b53" xlink:href="psec-20260630.xsd#psec_DistributorsSectorMember"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_DistributorsSectorMember_019e6f26-81b7-7776-b210-ce5bc3a77b53" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DiversifiedTelecommunicationServicesSectorMember_019e6f26-81b7-70b6-983b-1414d59c9e7e" xlink:href="psec-20260630.xsd#psec_DiversifiedTelecommunicationServicesSectorMember"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_DiversifiedTelecommunicationServicesSectorMember_019e6f26-81b7-70b6-983b-1414d59c9e7e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ElectricalEquipmentMember_019e6f26-81b7-7fd6-bd8e-4e0fbf742259" xlink:href="psec-20260630.xsd#psec_ElectricalEquipmentMember"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_ElectricalEquipmentMember_019e6f26-81b7-7fd6-bd8e-4e0fbf742259" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FoodProductsSectorMember_019e6f26-81b7-7255-b080-0405bb30cb88" xlink:href="psec-20260630.xsd#psec_FoodProductsSectorMember"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_FoodProductsSectorMember_019e6f26-81b7-7255-b080-0405bb30cb88" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HealthCareTechnologySectorMember_019e6f26-81b7-70e7-a78d-00245b5d43dd" xlink:href="psec-20260630.xsd#psec_HealthCareTechnologySectorMember"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_HealthCareTechnologySectorMember_019e6f26-81b7-70e7-a78d-00245b5d43dd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HotelsRestaurantsLeisureSectorMember_019e6f26-81b7-7007-bb26-ec55bf43f9d9" xlink:href="psec-20260630.xsd#psec_HotelsRestaurantsLeisureSectorMember"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_HotelsRestaurantsLeisureSectorMember_019e6f26-81b7-7007-bb26-ec55bf43f9d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HouseholdDurablesSectorMember_019e6f26-81b7-771a-a471-e88cb3fa9ee0" xlink:href="psec-20260630.xsd#psec_HouseholdDurablesSectorMember"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_HouseholdDurablesSectorMember_019e6f26-81b7-771a-a471-e88cb3fa9ee0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InteractiveMediaServicesSectorMember_019e6f26-81b7-7b64-88b6-89fa5df7bc69" xlink:href="psec-20260630.xsd#psec_InteractiveMediaServicesSectorMember"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_InteractiveMediaServicesSectorMember_019e6f26-81b7-7b64-88b6-89fa5df7bc69" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ITServicesSectorMember_019e6f26-81b7-7698-97bc-e3d2524e24df" xlink:href="psec-20260630.xsd#psec_ITServicesSectorMember"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_ITServicesSectorMember_019e6f26-81b7-7698-97bc-e3d2524e24df" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_LeisureProductsSectorMember_019e6f26-81b7-7d70-a338-36ed20746f13" xlink:href="psec-20260630.xsd#psec_LeisureProductsSectorMember"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_LeisureProductsSectorMember_019e6f26-81b7-7d70-a338-36ed20746f13" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PharmaceuticalsSectorMember_019e6f26-81b7-738e-8013-713b074d7cb8" xlink:href="psec-20260630.xsd#psec_PharmaceuticalsSectorMember"/>
    <link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_PharmaceuticalsSectorMember_019e6f26-81b7-738e-8013-713b074d7cb8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProfessionalServicesSectorMember_019e6f26-81b7-71e2-a0fa-fbb592d38046" xlink:href="psec-20260630.xsd#psec_ProfessionalServicesSectorMember"/>
    <link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_ProfessionalServicesSectorMember_019e6f26-81b7-71e2-a0fa-fbb592d38046" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SoftwareSectorMember_019e6f26-81b7-735c-b86d-a3f71997a826" xlink:href="psec-20260630.xsd#psec_SoftwareSectorMember"/>
    <link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_SoftwareSectorMember_019e6f26-81b7-735c-b86d-a3f71997a826" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TextilesApparelLuxuryGoodsSectorMember_019e6f26-81b7-7275-be98-00d7a36b35b2" xlink:href="psec-20260630.xsd#psec_TextilesApparelLuxuryGoodsSectorMember"/>
    <link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-762b-be7d-ad243ac7866c" xlink:to="loc_psec_TextilesApparelLuxuryGoodsSectorMember_019e6f26-81b7-7275-be98-00d7a36b35b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-81b7-76c7-80ee-c05793f447de" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7c43-825e-400ba2a3e820" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-81b7-76c7-80ee-c05793f447de" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-81b7-7186-b033-61960cdfbc19" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-81b7-76c7-80ee-c05793f447de" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-81b7-7186-b033-61960cdfbc19" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-81b7-792e-8fc8-6ecf6c27ec3b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerControlledMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-81b7-7186-b033-61960cdfbc19" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019e6f26-81b7-792e-8fc8-6ecf6c27ec3b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerMember_019e6f26-81b7-77e8-a104-6f8538f5b70e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-81b7-7186-b033-61960cdfbc19" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerMember_019e6f26-81b7-77e8-a104-6f8538f5b70e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-81b7-75ef-8ab0-095ab5410420" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentUnaffiliatedIssuerMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-81b7-7186-b033-61960cdfbc19" xlink:to="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-81b7-75ef-8ab0-095ab5410420" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019e6f26-81b7-7580-85e0-4a3de6710b88" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7c43-825e-400ba2a3e820" xlink:to="loc_us-gaap_InvestmentTypeAxis_019e6f26-81b7-7580-85e0-4a3de6710b88" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-7806-9fd6-aa1d4441f75f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeAxis_019e6f26-81b7-7580-85e0-4a3de6710b88" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-7806-9fd6-aa1d4441f75f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecurities1stLienTermLoanMember_019e6f26-81b7-761e-b3d6-cea1527940b2" xlink:href="psec-20260630.xsd#psec_DebtSecurities1stLienTermLoanMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-7806-9fd6-aa1d4441f75f" xlink:to="loc_psec_DebtSecurities1stLienTermLoanMember_019e6f26-81b7-761e-b3d6-cea1527940b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesMember_019e6f26-81b7-77c3-bc1f-1cabd32c4371" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-7806-9fd6-aa1d4441f75f" xlink:to="loc_us-gaap_EquitySecuritiesMember_019e6f26-81b7-77c3-bc1f-1cabd32c4371" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesUnsecuredDebtMember_019e6f26-81b7-7b9e-bfe1-b06145354ec5" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesUnsecuredDebtMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-7806-9fd6-aa1d4441f75f" xlink:to="loc_psec_DebtSecuritiesUnsecuredDebtMember_019e6f26-81b7-7b9e-bfe1-b06145354ec5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecurities2ndLienTermLoanMember_019e6f26-81b7-76a4-9a2a-b15ef6bdc3e3" xlink:href="psec-20260630.xsd#psec_DebtSecurities2ndLienTermLoanMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-7806-9fd6-aa1d4441f75f" xlink:to="loc_psec_DebtSecurities2ndLienTermLoanMember_019e6f26-81b7-76a4-9a2a-b15ef6bdc3e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesSubordinateStructuredNotesMember_019e6f26-81b7-7e62-b1bd-90f0ea689f66" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesSubordinateStructuredNotesMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-7806-9fd6-aa1d4441f75f" xlink:to="loc_psec_DebtSecuritiesSubordinateStructuredNotesMember_019e6f26-81b7-7e62-b1bd-90f0ea689f66" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7536-8555-3dbd2b0f455e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7c43-825e-400ba2a3e820" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7536-8555-3dbd2b0f455e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-81b7-7743-a85b-3b63d7a8e265" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtCost"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7536-8555-3dbd2b0f455e" xlink:to="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-81b7-7743-a85b-3b63d7a8e265" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-782e-9727-f2a684af5286" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7536-8555-3dbd2b0f455e" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-782e-9727-f2a684af5286" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedPercentOfNetAssets_019e6f26-81b7-70a8-a224-ee146473769d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedPercentOfNetAssets"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7536-8555-3dbd2b0f455e" xlink:to="loc_us-gaap_InvestmentOwnedPercentOfNetAssets_019e6f26-81b7-70a8-a224-ee146473769d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical6" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical6"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical6" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-72c1-99fe-6f28c138403d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7001-aa8e-f39a401f5a56" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-72c1-99fe-6f28c138403d" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7001-aa8e-f39a401f5a56" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateAxis_019e6f26-81b7-7bfd-9e55-4cffeca28b9b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_VariableRateAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7001-aa8e-f39a401f5a56" xlink:to="loc_us-gaap_VariableRateAxis_019e6f26-81b7-7bfd-9e55-4cffeca28b9b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_019e6f26-81b7-78ed-8d78-adfe5bd170bd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_VariableRateDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_VariableRateAxis_019e6f26-81b7-7bfd-9e55-4cffeca28b9b" xlink:to="loc_us-gaap_VariableRateDomain_019e6f26-81b7-78ed-8d78-adfe5bd170bd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A1MonthSOFRMember_019e6f26-81b7-777e-bf95-de04e6b0e697" xlink:href="psec-20260630.xsd#psec_A1MonthSOFRMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_VariableRateDomain_019e6f26-81b7-78ed-8d78-adfe5bd170bd" xlink:to="loc_psec_A1MonthSOFRMember_019e6f26-81b7-777e-bf95-de04e6b0e697" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A3MonthSOFRMember_019e6f26-81b7-78d6-9e3e-c379e411ce97" xlink:href="psec-20260630.xsd#psec_A3MonthSOFRMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_VariableRateDomain_019e6f26-81b7-78ed-8d78-adfe5bd170bd" xlink:to="loc_psec_A3MonthSOFRMember_019e6f26-81b7-78d6-9e3e-c379e411ce97" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrimeRateMember_019e6f26-81b7-75cd-a8cc-a191992da302" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PrimeRateMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_VariableRateDomain_019e6f26-81b7-78ed-8d78-adfe5bd170bd" xlink:to="loc_us-gaap_PrimeRateMember_019e6f26-81b7-75cd-a8cc-a191992da302" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7c4d-b2d0-2e94b4e7c3f7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7001-aa8e-f39a401f5a56" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7c4d-b2d0-2e94b4e7c3f7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentBasisSpreadVariableRate_019e6f26-81b7-7540-8684-acf164557e41" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentBasisSpreadVariableRate"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7c4d-b2d0-2e94b4e7c3f7" xlink:to="loc_us-gaap_InvestmentBasisSpreadVariableRate_019e6f26-81b7-7540-8684-acf164557e41" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical7" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical7"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical7" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-7c5e-8afc-0dab133f0ec4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7102-8c4e-4332a601dceb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-7c5e-8afc-0dab133f0ec4" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7102-8c4e-4332a601dceb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e6f26-81b7-7570-8c90-99e50ec6b2ac" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7102-8c4e-4332a601dceb" xlink:to="loc_dei_LegalEntityAxis_019e6f26-81b7-7570-8c90-99e50ec6b2ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e6f26-81b7-7b1d-9829-c1c3d9315171" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019e6f26-81b7-7570-8c90-99e50ec6b2ac" xlink:to="loc_dei_EntityDomain_019e6f26-81b7-7b1d-9829-c1c3d9315171" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectCapitalFundingLLCMember_019e6f26-81b7-7061-932f-6f3c0317d95b" xlink:href="psec-20260630.xsd#psec_ProspectCapitalFundingLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-81b7-7b1d-9829-c1c3d9315171" xlink:to="loc_psec_ProspectCapitalFundingLLCMember_019e6f26-81b7-7061-932f-6f3c0317d95b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_019e6f26-81b7-71ec-a32a-2340236ba329" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7102-8c4e-4332a601dceb" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_019e6f26-81b7-71ec-a32a-2340236ba329" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_019e6f26-81b7-79f4-aa2f-5162c0855665" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_019e6f26-81b7-71ec-a32a-2340236ba329" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_019e6f26-81b7-79f4-aa2f-5162c0855665" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentsHeldBenchmarkMember_019e6f26-81b7-7461-b183-7ad927f62d2d" xlink:href="psec-20260630.xsd#psec_InvestmentsHeldBenchmarkMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_019e6f26-81b7-79f4-aa2f-5162c0855665" xlink:to="loc_psec_InvestmentsHeldBenchmarkMember_019e6f26-81b7-7461-b183-7ad927f62d2d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_019e6f26-81b7-787d-a7fc-bd9cd6b67199" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskByTypeAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7102-8c4e-4332a601dceb" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_019e6f26-81b7-787d-a7fc-bd9cd6b67199" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_019e6f26-81b7-7184-91de-a975e317a622" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_019e6f26-81b7-787d-a7fc-bd9cd6b67199" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_019e6f26-81b7-7184-91de-a975e317a622" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TotalInvestmentsConcentrationRiskMember_019e6f26-81b7-7e73-8550-77c84da296fa" xlink:href="psec-20260630.xsd#psec_TotalInvestmentsConcentrationRiskMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_019e6f26-81b7-7184-91de-a975e317a622" xlink:to="loc_psec_TotalInvestmentsConcentrationRiskMember_019e6f26-81b7-7e73-8550-77c84da296fa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7a81-8bb8-5e02e5dcaa04" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7102-8c4e-4332a601dceb" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7a81-8bb8-5e02e5dcaa04" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-7018-80e3-e0e518522f16" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7a81-8bb8-5e02e5dcaa04" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-7018-80e3-e0e518522f16" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_019e6f26-81b7-7672-afe3-0fcfb9df351c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskPercentage1"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7a81-8bb8-5e02e5dcaa04" xlink:to="loc_us-gaap_ConcentrationRiskPercentage1_019e6f26-81b7-7672-afe3-0fcfb9df351c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical8" xlink:type="simple" xlink:href="psec-20260630.xsd#CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical8"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/CONSOLIDATEDSCHEDULESOFINVESTMENTSParenthetical8" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-708a-84f3-9a1f1723f4da" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7007-9a8c-2331c4dae418" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-708a-84f3-9a1f1723f4da" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7007-9a8c-2331c4dae418" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019e6f26-81b7-7b80-a617-48ffdd138619" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7007-9a8c-2331c4dae418" xlink:to="loc_srt_RangeAxis_019e6f26-81b7-7b80-a617-48ffdd138619" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019e6f26-81b7-79ad-ac60-12cc05288943" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeAxis_019e6f26-81b7-7b80-a617-48ffdd138619" xlink:to="loc_srt_RangeMember_019e6f26-81b7-79ad-ac60-12cc05288943" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_019e6f26-81b7-722e-a783-64da5d140296" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MinimumMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_019e6f26-81b7-79ad-ac60-12cc05288943" xlink:to="loc_srt_MinimumMember_019e6f26-81b7-722e-a783-64da5d140296" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019e6f26-81b7-709e-acde-4059342b4339" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MaximumMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_019e6f26-81b7-79ad-ac60-12cc05288943" xlink:to="loc_srt_MaximumMember_019e6f26-81b7-709e-acde-4059342b4339" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIdentifierAxis_019e6f26-81b7-77f7-bd30-86749a40f53a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIdentifierAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7007-9a8c-2331c4dae418" xlink:to="loc_us-gaap_InvestmentIdentifierAxis_019e6f26-81b7-77f7-bd30-86749a40f53a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-81b7-72fd-b139-9f653ed01798" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesByIndustryAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7007-9a8c-2331c4dae418" xlink:to="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-81b7-72fd-b139-9f653ed01798" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-7cec-b3cf-3400344bba09" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesIndustryMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-81b7-72fd-b139-9f653ed01798" xlink:to="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-7cec-b3cf-3400344bba09" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SpecialtyRetailSectorMember_019e6f26-81b7-7099-8e9c-167727184b0b" xlink:href="psec-20260630.xsd#psec_SpecialtyRetailSectorMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-7cec-b3cf-3400344bba09" xlink:to="loc_psec_SpecialtyRetailSectorMember_019e6f26-81b7-7099-8e9c-167727184b0b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-81b7-7cea-8996-6128bdf1de54" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7007-9a8c-2331c4dae418" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-81b7-7cea-8996-6128bdf1de54" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-81b7-7709-8f6c-30f05f219a8d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationAxis_019e6f26-81b7-7cea-8996-6128bdf1de54" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-81b7-7709-8f6c-30f05f219a8d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-81b7-740b-9542-76d853721a9e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentUnaffiliatedIssuerMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019e6f26-81b7-7709-8f6c-30f05f219a8d" xlink:to="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019e6f26-81b7-740b-9542-76d853721a9e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019e6f26-81b7-73b6-a627-50966d98b88a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7007-9a8c-2331c4dae418" xlink:to="loc_us-gaap_InvestmentTypeAxis_019e6f26-81b7-73b6-a627-50966d98b88a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-7793-a565-8c28d63f932e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeAxis_019e6f26-81b7-73b6-a627-50966d98b88a" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-7793-a565-8c28d63f932e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecurities1stLienTermLoanMember_019e6f26-81b7-74aa-b624-cb6840851891" xlink:href="psec-20260630.xsd#psec_DebtSecurities1stLienTermLoanMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-7793-a565-8c28d63f932e" xlink:to="loc_psec_DebtSecurities1stLienTermLoanMember_019e6f26-81b7-74aa-b624-cb6840851891" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesMember_019e6f26-81b7-7188-b7ca-1a69f754447a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-7793-a565-8c28d63f932e" xlink:to="loc_us-gaap_EquitySecuritiesMember_019e6f26-81b7-7188-b7ca-1a69f754447a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7682-bc20-4c433fd715c1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7007-9a8c-2331c4dae418" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7682-bc20-4c433fd715c1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_019e6f26-81b7-77f0-9517-4e51e7992551" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7682-bc20-4c433fd715c1" xlink:to="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_019e6f26-81b7-77f0-9517-4e51e7992551" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentOwnedFollowOnAdditions_019e6f26-81b7-7c85-81df-253bfe44badf" xlink:href="psec-20260630.xsd#psec_InvestmentOwnedFollowOnAdditions"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7682-bc20-4c433fd715c1" xlink:to="loc_psec_InvestmentOwnedFollowOnAdditions_019e6f26-81b7-7c85-81df-253bfe44badf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-81b7-7693-b585-bc485e3efa96" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtCost"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7682-bc20-4c433fd715c1" xlink:to="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-81b7-7693-b585-bc485e3efa96" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/Organization" xlink:type="simple" xlink:href="psec-20260630.xsd#Organization"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/Organization" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019e6f26-81b7-7449-a1a5-09d9a6ce057b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_019e6f26-81b7-7274-abdb-97a9d9f1fa8c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019e6f26-81b7-7449-a1a5-09d9a6ce057b" xlink:to="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_019e6f26-81b7-7274-abdb-97a9d9f1fa8c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/SignificantAccountingPolicies" xlink:type="simple" xlink:href="psec-20260630.xsd#SignificantAccountingPolicies"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/SignificantAccountingPolicies" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-79b8-b85a-8948b0e55eb9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountingPoliciesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SignificantAccountingPoliciesTextBlock_019e6f26-81b7-76bb-a6c4-67ddecedf770" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SignificantAccountingPoliciesTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-79b8-b85a-8948b0e55eb9" xlink:to="loc_us-gaap_SignificantAccountingPoliciesTextBlock_019e6f26-81b7-76bb-a6c4-67ddecedf770" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/PortfolioInvestments" xlink:type="simple" xlink:href="psec-20260630.xsd#PortfolioInvestments"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/PortfolioInvestments" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-7099-9400-fe3c940d3337" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentHoldingsScheduleOfInvestmentsTextBlock_019e6f26-81b7-75a7-8ed5-fe7400352df2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentHoldingsScheduleOfInvestmentsTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-7099-9400-fe3c940d3337" xlink:to="loc_us-gaap_InvestmentHoldingsScheduleOfInvestmentsTextBlock_019e6f26-81b7-75a7-8ed5-fe7400352df2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/RevolvingCreditFacility" xlink:type="simple" xlink:href="psec-20260630.xsd#RevolvingCreditFacility"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/RevolvingCreditFacility" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-79ec-9196-b0a10650ccd4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureTextBlock_019e6f26-81b7-7f52-9dda-9e34b1b0f3b9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-79ec-9196-b0a10650ccd4" xlink:to="loc_us-gaap_DebtDisclosureTextBlock_019e6f26-81b7-7f52-9dda-9e34b1b0f3b9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/ConvertibleNotes" xlink:type="simple" xlink:href="psec-20260630.xsd#ConvertibleNotes"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/ConvertibleNotes" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-7348-a4c2-363d564ee033" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureTextBlock_019e6f26-81b7-7824-b79c-09cb1dc65ce8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-7348-a4c2-363d564ee033" xlink:to="loc_us-gaap_DebtDisclosureTextBlock_019e6f26-81b7-7824-b79c-09cb1dc65ce8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/PublicNotes" xlink:type="simple" xlink:href="psec-20260630.xsd#PublicNotes"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/PublicNotes" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-72f9-8e02-aab0443bcac7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtTextBlock_019e6f26-81b7-7300-8ed7-f5e31b48e21f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-72f9-8e02-aab0443bcac7" xlink:to="loc_us-gaap_LongTermDebtTextBlock_019e6f26-81b7-7300-8ed7-f5e31b48e21f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/ProspectCapitalInterNotes" xlink:type="simple" xlink:href="psec-20260630.xsd#ProspectCapitalInterNotes"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/ProspectCapitalInterNotes" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-71af-86e6-cffa275d2f7c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtTextBlock_019e6f26-81b7-75b7-a5cc-2629e77c3af1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-71af-86e6-cffa275d2f7c" xlink:to="loc_us-gaap_LongTermDebtTextBlock_019e6f26-81b7-75b7-a5cc-2629e77c3af1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/FairValueandMaturityofDebtOutstanding" xlink:type="simple" xlink:href="psec-20260630.xsd#FairValueandMaturityofDebtOutstanding"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/FairValueandMaturityofDebtOutstanding" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-827e-7193-a736-baceee70fd3f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureTextBlock_019e6f26-827e-7ade-8241-4b7aad8936d5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-827e-7193-a736-baceee70fd3f" xlink:to="loc_us-gaap_DebtDisclosureTextBlock_019e6f26-827e-7ade-8241-4b7aad8936d5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/EquityOfferingsOfferingExpensesandDistributions" xlink:type="simple" xlink:href="psec-20260630.xsd#EquityOfferingsOfferingExpensesandDistributions"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/EquityOfferingsOfferingExpensesandDistributions" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract_019f0298-dc5f-7b43-9fb7-d7063eac65e3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EquityOfferingsOfferingExpensesAndDistributionsTextBlock_019f0298-dc5f-7580-9f60-5ff519788dbe" xlink:href="psec-20260630.xsd#psec_EquityOfferingsOfferingExpensesAndDistributionsTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_019f0298-dc5f-7b43-9fb7-d7063eac65e3" xlink:to="loc_psec_EquityOfferingsOfferingExpensesAndDistributionsTextBlock_019f0298-dc5f-7580-9f60-5ff519788dbe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/OtherIncome" xlink:type="simple" xlink:href="psec-20260630.xsd#OtherIncome"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/OtherIncome" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_psec_OtherIncomeDisclosureAbstract_019e6f26-827e-7a98-b4d3-edcb58ade530" xlink:href="psec-20260630.xsd#psec_OtherIncomeDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_OtherIncomeTextBlock_019e6f26-827e-7941-ac1b-663c17001165" xlink:href="psec-20260630.xsd#psec_OtherIncomeTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_OtherIncomeDisclosureAbstract_019e6f26-827e-7a98-b4d3-edcb58ade530" xlink:to="loc_psec_OtherIncomeTextBlock_019e6f26-827e-7941-ac1b-663c17001165" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/NetIncreaseDecreaseinNetAssetsperCommonShare" xlink:type="simple" xlink:href="psec-20260630.xsd#NetIncreaseDecreaseinNetAssetsperCommonShare"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/NetIncreaseDecreaseinNetAssetsperCommonShare" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_019e6f26-827e-700b-bfb8-97c931e712d2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareTextBlock_019e6f26-827e-7397-881c-68b60754aa27" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EarningsPerShareTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_019e6f26-827e-700b-bfb8-97c931e712d2" xlink:to="loc_us-gaap_EarningsPerShareTextBlock_019e6f26-827e-7397-881c-68b60754aa27" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/IncomeTaxes" xlink:type="simple" xlink:href="psec-20260630.xsd#IncomeTaxes"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/IncomeTaxes" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_019e6f26-827e-73db-ba45-15416d5e1cb5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxDisclosureTextBlock_019e6f26-827e-7339-8b34-8c084382d22f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_019e6f26-827e-73db-ba45-15416d5e1cb5" xlink:to="loc_us-gaap_IncomeTaxDisclosureTextBlock_019e6f26-827e-7339-8b34-8c084382d22f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/RelatedPartyAgreementsandTransactions" xlink:type="simple" xlink:href="psec-20260630.xsd#RelatedPartyAgreementsandTransactions"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/RelatedPartyAgreementsandTransactions" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionsAbstract_019e6f26-827e-7cd4-9fdf-798b23f7f80d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RelatedPartyTransactionsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionsDisclosureTextBlock_019e6f26-827e-7d55-95d2-f66e7d53f40c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RelatedPartyTransactionsDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionsAbstract_019e6f26-827e-7cd4-9fdf-798b23f7f80d" xlink:to="loc_us-gaap_RelatedPartyTransactionsDisclosureTextBlock_019e6f26-827e-7d55-95d2-f66e7d53f40c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompanies" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompanies"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompanies" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ec-7507-9a6a-c6bbbb527b0a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalFinancialInformationDisclosureTextBlock_019f0237-60ec-7841-8a43-89a097f731ee" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AdditionalFinancialInformationDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ec-7507-9a6a-c6bbbb527b0a" xlink:to="loc_us-gaap_AdditionalFinancialInformationDisclosureTextBlock_019f0237-60ec-7841-8a43-89a097f731ee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/Litigation" xlink:type="simple" xlink:href="psec-20260630.xsd#Litigation"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/Litigation" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_019e6f26-8361-7bc3-8af4-46afbdcc8be5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_019e6f26-8361-7e10-bf00-b469f46bb6a7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_019e6f26-8361-7bc3-8af4-46afbdcc8be5" xlink:to="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_019e6f26-8361-7e10-bf00-b469f46bb6a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/FinancialHighlights" xlink:type="simple" xlink:href="psec-20260630.xsd#FinancialHighlights"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/FinancialHighlights" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyAbstract_019e6f26-8361-7149-a576-4b7b6e818da7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyFinancialHighlightsTextBlock_019e6f26-8361-7e17-9435-3b67ba3d96f5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyFinancialHighlightsTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyAbstract_019e6f26-8361-7149-a576-4b7b6e818da7" xlink:to="loc_us-gaap_InvestmentCompanyFinancialHighlightsTextBlock_019e6f26-8361-7e17-9435-3b67ba3d96f5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/SegmentReporting" xlink:type="simple" xlink:href="psec-20260630.xsd#SegmentReporting"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/SegmentReporting" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_019e6f26-8361-7988-bcb1-1d9099ad4a22" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SegmentReportingAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingDisclosureTextBlock_019e6f26-8361-775e-8fca-38e6445e4907" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SegmentReportingDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_019e6f26-8361-7988-bcb1-1d9099ad4a22" xlink:to="loc_us-gaap_SegmentReportingDisclosureTextBlock_019e6f26-8361-775e-8fca-38e6445e4907" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/SubsequentEvents" xlink:type="simple" xlink:href="psec-20260630.xsd#SubsequentEvents"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/SubsequentEvents" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventsAbstract_019e6f26-8361-7929-a91d-e9f02a7bf8bc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsequentEventsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventsTextBlock_019e6f26-8361-7bc2-b40a-b4e1245d6840" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsequentEventsTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventsAbstract_019e6f26-8361-7929-a91d-e9f02a7bf8bc" xlink:to="loc_us-gaap_SubsequentEventsTextBlock_019e6f26-8361-7bc2-b40a-b4e1245d6840" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/SignificantAccountingPoliciesPolicies" xlink:type="simple" xlink:href="psec-20260630.xsd#SignificantAccountingPoliciesPolicies"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/SignificantAccountingPoliciesPolicies" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountingPoliciesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_019e6f26-81b7-7b4a-a703-10ef139e8c33" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_BasisOfAccountingPolicyPolicyTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:to="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_019e6f26-81b7-7b4a-a703-10ef139e8c33" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConsolidationPolicyTextBlock_019e6f26-81b7-7203-92b8-f2e28e2a33be" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConsolidationPolicyTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:to="loc_us-gaap_ConsolidationPolicyTextBlock_019e6f26-81b7-7203-92b8-f2e28e2a33be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_019e6f26-81b7-7777-81f7-8f3b4cb25854" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:to="loc_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_019e6f26-81b7-7777-81f7-8f3b4cb25854" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PriorPeriodReclassificationAdjustmentDescription_019e6f26-81b7-7efd-8a65-efae5a96ced0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PriorPeriodReclassificationAdjustmentDescription"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:to="loc_us-gaap_PriorPeriodReclassificationAdjustmentDescription_019e6f26-81b7-7efd-8a65-efae5a96ced0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UseOfEstimates_019e6f26-81b7-7335-addc-43e41d0fbee0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_UseOfEstimates"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:to="loc_us-gaap_UseOfEstimates_019e6f26-81b7-7335-addc-43e41d0fbee0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentPolicyTextBlock_019e6f26-81b7-7348-bc9d-0266bfbdf7f8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentPolicyTextBlock"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:to="loc_us-gaap_InvestmentPolicyTextBlock_019e6f26-81b7-7348-bc9d-0266bfbdf7f8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_019e6f26-81b7-773c-bda8-c184f25da3a7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:to="loc_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_019e6f26-81b7-773c-bda8-c184f25da3a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementPolicyPolicyTextBlock_019e6f26-81b7-7558-90c8-bb0dbcb24c20" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasurementPolicyPolicyTextBlock"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:to="loc_us-gaap_FairValueMeasurementPolicyPolicyTextBlock_019e6f26-81b7-7558-90c8-bb0dbcb24c20" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ConvertibleNotesPolicyPolicyTextBlock_019e6f26-81b7-77b0-a261-c4974ef848cc" xlink:href="psec-20260630.xsd#psec_ConvertibleNotesPolicyPolicyTextBlock"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:to="loc_psec_ConvertibleNotesPolicyPolicyTextBlock_019e6f26-81b7-77b0-a261-c4974ef848cc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRecognitionInterest_019e6f26-81b7-7a3d-804d-e514ab241854" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RevenueRecognitionInterest"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:to="loc_us-gaap_RevenueRecognitionInterest_019e6f26-81b7-7a3d-804d-e514ab241854" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRecognitionDividends_019e6f26-81b7-7fed-a98e-c4b35bfe2759" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RevenueRecognitionDividends"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:to="loc_us-gaap_RevenueRecognitionDividends_019e6f26-81b7-7fed-a98e-c4b35bfe2759" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_OtherIncomePolicyPolicyTextBlock_019e6f26-81b7-7279-a53d-cde95a614ab8" xlink:href="psec-20260630.xsd#psec_OtherIncomePolicyPolicyTextBlock"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:to="loc_psec_OtherIncomePolicyPolicyTextBlock_019e6f26-81b7-7279-a53d-cde95a614ab8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxPolicyTextBlock_019e6f26-81b7-79a5-96e4-1a0aceaefca5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxPolicyTextBlock"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:to="loc_us-gaap_IncomeTaxPolicyTextBlock_019e6f26-81b7-79a5-96e4-1a0aceaefca5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DividendsAndDistributionsToCommonShareholdersPolicyPolicyTextBlock_019e6f26-81b7-70b6-b887-f40ea4c2bab8" xlink:href="psec-20260630.xsd#psec_DividendsAndDistributionsToCommonShareholdersPolicyPolicyTextBlock"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:to="loc_psec_DividendsAndDistributionsToCommonShareholdersPolicyPolicyTextBlock_019e6f26-81b7-70b6-b887-f40ea4c2bab8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredChargesPolicyTextBlock_019e6f26-81b7-739e-a7c4-5162b66e52f4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredChargesPolicyTextBlock"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:to="loc_us-gaap_DeferredChargesPolicyTextBlock_019e6f26-81b7-739e-a7c4-5162b66e52f4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerSharePolicyTextBlock_019e6f26-81b7-712a-ae4f-3e3ffa1bf62e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EarningsPerSharePolicyTextBlock"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:to="loc_us-gaap_EarningsPerSharePolicyTextBlock_019e6f26-81b7-712a-ae4f-3e3ffa1bf62e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PreferredStockPolicyPolicyTextBlock_019e6f26-81b7-7350-86b7-c298e745e53a" xlink:href="psec-20260630.xsd#psec_PreferredStockPolicyPolicyTextBlock"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:to="loc_psec_PreferredStockPolicyPolicyTextBlock_019e6f26-81b7-7350-86b7-c298e745e53a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingPolicyPolicyTextBlock_019e6f26-81b7-7d90-a66f-7f74e2b901c7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SegmentReportingPolicyPolicyTextBlock"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:to="loc_us-gaap_SegmentReportingPolicyPolicyTextBlock_019e6f26-81b7-7d90-a66f-7f74e2b901c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativesPolicyTextBlock_019e6f26-81b7-75de-af6d-c133b7a289d8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativesPolicyTextBlock"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:to="loc_us-gaap_DerivativesPolicyTextBlock_019e6f26-81b7-75de-af6d-c133b7a289d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_019e6f26-81b7-7200-a334-0ebf3ad39732" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7dee-b6e2-e82b8a5476b0" xlink:to="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_019e6f26-81b7-7200-a334-0ebf3ad39732" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/PortfolioInvestmentsTables" xlink:type="simple" xlink:href="psec-20260630.xsd#PortfolioInvestmentsTables"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/PortfolioInvestmentsTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-71f2-adb6-e0666a798e66" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentHoldingsScheduleOfInvestmentsTableTextBlock_019e6f26-81b7-72df-8cbb-1309414e6a2f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentHoldingsScheduleOfInvestmentsTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-71f2-adb6-e0666a798e66" xlink:to="loc_us-gaap_InvestmentHoldingsScheduleOfInvestmentsTableTextBlock_019e6f26-81b7-72df-8cbb-1309414e6a2f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_019e6f26-81b7-7ab1-8d5f-e21da98fcdd3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-71f2-adb6-e0666a798e66" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_019e6f26-81b7-7ab1-8d5f-e21da98fcdd3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_019e6f26-81b7-7cd7-bb37-bd9a9dba2b99" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-71f2-adb6-e0666a798e66" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_019e6f26-81b7-7cd7-bb37-bd9a9dba2b99" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SchedulesOfConcentrationOfRiskByRiskFactorTextBlock_019e6f26-81b7-7526-abd5-c41444aba8fa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SchedulesOfConcentrationOfRiskByRiskFactorTextBlock"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-71f2-adb6-e0666a798e66" xlink:to="loc_us-gaap_SchedulesOfConcentrationOfRiskByRiskFactorTextBlock_019e6f26-81b7-7526-abd5-c41444aba8fa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_019e6f26-81b7-7357-b867-c0b2511c1c03" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-71f2-adb6-e0666a798e66" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_019e6f26-81b7-7357-b867-c0b2511c1c03" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiarySummarizedFinancialInformationTableTextBlock_019e6f26-81b7-7ce0-9cd6-f6e1d957a2f5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyNonconsolidatedSubsidiarySummarizedFinancialInformationTableTextBlock"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-71f2-adb6-e0666a798e66" xlink:to="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiarySummarizedFinancialInformationTableTextBlock_019e6f26-81b7-7ce0-9cd6-f6e1d957a2f5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/RevolvingCreditFacilityTables" xlink:type="simple" xlink:href="psec-20260630.xsd#RevolvingCreditFacilityTables"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/RevolvingCreditFacilityTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-7288-87de-bf11c7c977ae" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock_019e6f26-81b7-7a26-8185-1f1b950a7484" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-7288-87de-bf11c7c977ae" xlink:to="loc_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock_019e6f26-81b7-7a26-8185-1f1b950a7484" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/PublicNotesTables" xlink:type="simple" xlink:href="psec-20260630.xsd#PublicNotesTables"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/PublicNotesTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-7d11-ac97-6eae68d91dfa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_019e6f26-81b7-7681-bb4a-f638f7d6b897" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-7d11-ac97-6eae68d91dfa" xlink:to="loc_us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_019e6f26-81b7-7681-bb4a-f638f7d6b897" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OffsettingAssetsTableTextBlock_01a00d4c-3cee-7260-b93f-c8f5c238c919" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OffsettingAssetsTableTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-7d11-ac97-6eae68d91dfa" xlink:to="loc_us-gaap_OffsettingAssetsTableTextBlock_01a00d4c-3cee-7260-b93f-c8f5c238c919" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OffsettingLiabilitiesTableTextBlock_01a00d4a-f232-7291-a266-6254e3023d69" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OffsettingLiabilitiesTableTextBlock"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-7d11-ac97-6eae68d91dfa" xlink:to="loc_us-gaap_OffsettingLiabilitiesTableTextBlock_01a00d4a-f232-7291-a266-6254e3023d69" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/ProspectCapitalInterNotesTables" xlink:type="simple" xlink:href="psec-20260630.xsd#ProspectCapitalInterNotesTables"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/ProspectCapitalInterNotesTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-72f3-be68-7a3a02e7eaf4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ScheduleOfDebtIssuedTableTextBlock_019e6f26-81b7-7994-b0e2-8a5fb11eb09c" xlink:href="psec-20260630.xsd#psec_ScheduleOfDebtIssuedTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-72f3-be68-7a3a02e7eaf4" xlink:to="loc_psec_ScheduleOfDebtIssuedTableTextBlock_019e6f26-81b7-7994-b0e2-8a5fb11eb09c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDebtInstrumentsTextBlock_019e6f26-81b7-755d-96df-659c53c4c4a4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfDebtInstrumentsTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-72f3-be68-7a3a02e7eaf4" xlink:to="loc_us-gaap_ScheduleOfDebtInstrumentsTextBlock_019e6f26-81b7-755d-96df-659c53c4c4a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/FairValueandMaturityofDebtOutstandingTables" xlink:type="simple" xlink:href="psec-20260630.xsd#FairValueandMaturityofDebtOutstandingTables"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/FairValueandMaturityofDebtOutstandingTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-827e-7dab-b9d0-be39bb595c82" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_cef_SeniorSecuritiesTableTextBlock_019e6f26-827e-742a-95c8-62277dd18094" xlink:href="https://xbrl.sec.gov/cef/2026/cef-2026.xsd#cef_SeniorSecuritiesTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-827e-7dab-b9d0-be39bb595c82" xlink:to="loc_cef_SeniorSecuritiesTableTextBlock_019e6f26-827e-742a-95c8-62277dd18094" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfCarryingValuesAndEstimatedFairValuesOfDebtInstrumentsTableTextBlock_019e6f26-827e-7d51-96f6-667d72793423" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfCarryingValuesAndEstimatedFairValuesOfDebtInstrumentsTableTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-827e-7dab-b9d0-be39bb595c82" xlink:to="loc_us-gaap_ScheduleOfCarryingValuesAndEstimatedFairValuesOfDebtInstrumentsTableTextBlock_019e6f26-827e-7d51-96f6-667d72793423" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_019e6f26-827e-7585-b402-39db9a5ea35d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-827e-7dab-b9d0-be39bb595c82" xlink:to="loc_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_019e6f26-827e-7585-b402-39db9a5ea35d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/EquityOfferingsOfferingExpensesandDistributionsTables" xlink:type="simple" xlink:href="psec-20260630.xsd#EquityOfferingsOfferingExpensesandDistributionsTables"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/EquityOfferingsOfferingExpensesandDistributionsTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract_019f0298-dc5f-7042-b149-42a7dd8243d7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsDeclaredTableTextBlock_019f0298-dc5f-7b02-9075-9e16923bc19f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendsDeclaredTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_019f0298-dc5f-7042-b149-42a7dd8243d7" xlink:to="loc_us-gaap_DividendsDeclaredTableTextBlock_019f0298-dc5f-7b02-9075-9e16923bc19f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfStockByClassTextBlock_019f0298-dc5f-739e-affa-8a35dac607d1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfStockByClassTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_019f0298-dc5f-7042-b149-42a7dd8243d7" xlink:to="loc_us-gaap_ScheduleOfStockByClassTextBlock_019f0298-dc5f-739e-affa-8a35dac607d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/OtherIncomeTables" xlink:type="simple" xlink:href="psec-20260630.xsd#OtherIncomeTables"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/OtherIncomeTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_psec_OtherIncomeDisclosureAbstract_019e6f26-827e-7fc3-9356-b43420290cc0" xlink:href="psec-20260630.xsd#psec_OtherIncomeDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_OtherIncomeTableTextBlock_019e6f26-827e-7b8a-a30e-69f3cc219756" xlink:href="psec-20260630.xsd#psec_OtherIncomeTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_OtherIncomeDisclosureAbstract_019e6f26-827e-7fc3-9356-b43420290cc0" xlink:to="loc_psec_OtherIncomeTableTextBlock_019e6f26-827e-7b8a-a30e-69f3cc219756" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/NetIncreaseDecreaseinNetAssetsperCommonShareTables" xlink:type="simple" xlink:href="psec-20260630.xsd#NetIncreaseDecreaseinNetAssetsperCommonShareTables"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/NetIncreaseDecreaseinNetAssetsperCommonShareTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_019e6f26-827e-73ee-9a3f-61728244ed47" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_019e6f26-827e-7434-a835-af9c36efcda1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_019e6f26-827e-73ee-9a3f-61728244ed47" xlink:to="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_019e6f26-827e-7434-a835-af9c36efcda1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_019e6f26-827e-76f3-ab2e-da80a869b6a8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_019e6f26-827e-73ee-9a3f-61728244ed47" xlink:to="loc_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_019e6f26-827e-76f3-ab2e-da80a869b6a8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/IncomeTaxesTables" xlink:type="simple" xlink:href="psec-20260630.xsd#IncomeTaxesTables"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/IncomeTaxesTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_019e6f26-827e-7b85-aa57-e54e2f8b4d35" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyDistributionToShareholdersTableTextBlock_019e6f26-827e-7ee9-acf4-282e82d2c55b" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyDistributionToShareholdersTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_019e6f26-827e-7b85-aa57-e54e2f8b4d35" xlink:to="loc_psec_InvestmentCompanyDistributionToShareholdersTableTextBlock_019e6f26-827e-7ee9-acf4-282e82d2c55b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FederalIncomeTaxNoteTextBlock_019e6f26-827e-7244-aad3-7ca5e9f63a4a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FederalIncomeTaxNoteTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_019e6f26-827e-7b85-aa57-e54e2f8b4d35" xlink:to="loc_us-gaap_FederalIncomeTaxNoteTextBlock_019e6f26-827e-7244-aad3-7ca5e9f63a4a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesTables" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesTables"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0287-278c-7a18-91bc-e0ef8f520da4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0287-278c-7560-b926-fc8d604b956b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0287-278c-7a18-91bc-e0ef8f520da4" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0287-278c-7560-b926-fc8d604b956b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019f0287-278c-75d0-a790-8937b8f1d2fd" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0287-278c-7560-b926-fc8d604b956b" xlink:to="loc_dei_LegalEntityAxis_019f0287-278c-75d0-a790-8937b8f1d2fd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019f0287-278c-75d0-a790-8937b8f1d2fd" xlink:to="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BelnickLLCMember_019f0287-278c-7665-9402-f43933abcc08" xlink:href="psec-20260630.xsd#psec_BelnickLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:to="loc_psec_BelnickLLCMember_019f0287-278c-7665-9402-f43933abcc08" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CPEnergyServicesIncMember_019f0287-278c-7bbb-9f63-35b736ef0f51" xlink:href="psec-20260630.xsd#psec_CPEnergyServicesIncMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:to="loc_psec_CPEnergyServicesIncMember_019f0287-278c-7bbb-9f63-35b736ef0f51" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralLoanCompanyLLCMember_019f0287-278c-783f-81a7-cab468b262e5" xlink:href="psec-20260630.xsd#psec_CreditCentralLoanCompanyLLCMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:to="loc_psec_CreditCentralLoanCompanyLLCMember_019f0287-278c-783f-81a7-cab468b262e5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EchelonTransportationLLCMember_019f0287-278c-7a9e-9c0b-25d4a9b468fc" xlink:href="psec-20260630.xsd#psec_EchelonTransportationLLCMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:to="loc_psec_EchelonTransportationLLCMember_019f0287-278c-7a9e-9c0b-25d4a9b468fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FirstTowerFinanceCompanyLLCMember_019f0287-278c-750b-98f4-38674cfca8d7" xlink:href="psec-20260630.xsd#psec_FirstTowerFinanceCompanyLLCMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:to="loc_psec_FirstTowerFinanceCompanyLLCMember_019f0287-278c-750b-98f4-38674cfca8d7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FreedomMarineSolutionsLLCMember_019f0287-278c-7de5-8816-1cb4b6fddc5f" xlink:href="psec-20260630.xsd#psec_FreedomMarineSolutionsLLCMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:to="loc_psec_FreedomMarineSolutionsLLCMember_019f0287-278c-7de5-8816-1cb4b6fddc5f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InterDentIncMember_019f0287-278c-7e44-81c6-972d5522ba8d" xlink:href="psec-20260630.xsd#psec_InterDentIncMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:to="loc_psec_InterDentIncMember_019f0287-278c-7e44-81c6-972d5522ba8d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_KickapooRanchPetResortMember_019f0287-278c-7b06-9e3c-7418272f7352" xlink:href="psec-20260630.xsd#psec_KickapooRanchPetResortMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:to="loc_psec_KickapooRanchPetResortMember_019f0287-278c-7b06-9e3c-7418272f7352" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MITYIncMember_019f0287-278c-7847-86bc-0c0fda9ec916" xlink:href="psec-20260630.xsd#psec_MITYIncMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:to="loc_psec_MITYIncMember_019f0287-278c-7847-86bc-0c0fda9ec916" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NationalPropertyREITCorpMember_019f0287-278c-7ebf-8a35-b1385982a992" xlink:href="psec-20260630.xsd#psec_NationalPropertyREITCorpMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:to="loc_psec_NationalPropertyREITCorpMember_019f0287-278c-7ebf-8a35-b1385982a992" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NationwideAcceptanceHoldingsLLCMember_019f0287-278c-7299-a53c-2a9b15779487" xlink:href="psec-20260630.xsd#psec_NationwideAcceptanceHoldingsLLCMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:to="loc_psec_NationwideAcceptanceHoldingsLLCMember_019f0287-278c-7299-a53c-2a9b15779487" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NMMBIncMember_019f0287-278c-7ff8-b69b-bc5c58aa2dd8" xlink:href="psec-20260630.xsd#psec_NMMBIncMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:to="loc_psec_NMMBIncMember_019f0287-278c-7ff8-b69b-bc5c58aa2dd8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PacificWorldCorporationMember_019f0287-278c-7638-bc01-4e9d70efbc4f" xlink:href="psec-20260630.xsd#psec_PacificWorldCorporationMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:to="loc_psec_PacificWorldCorporationMember_019f0287-278c-7638-bc01-4e9d70efbc4f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_QCHoldingsTopCoLLCMember_019f0287-278c-74b5-9a66-57090f1f65ad" xlink:href="psec-20260630.xsd#psec_QCHoldingsTopCoLLCMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:to="loc_psec_QCHoldingsTopCoLLCMember_019f0287-278c-74b5-9a66-57090f1f65ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RVIndustriesIncMember_019f0287-278c-775b-ab1f-65cef2a69cef" xlink:href="psec-20260630.xsd#psec_RVIndustriesIncMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:to="loc_psec_RVIndustriesIncMember_019f0287-278c-775b-ab1f-65cef2a69cef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_StrategicChemicalSolutionsCorpMember_019f0287-278c-7383-969a-3a6f5c6f4a02" xlink:href="psec-20260630.xsd#psec_StrategicChemicalSolutionsCorpMember"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:to="loc_psec_StrategicChemicalSolutionsCorpMember_019f0287-278c-7383-969a-3a6f5c6f4a02" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_UniversalTurbinePartsLLCMember_019f0287-278c-7d77-b61b-788a7cfbcfa9" xlink:href="psec-20260630.xsd#psec_UniversalTurbinePartsLLCMember"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:to="loc_psec_UniversalTurbinePartsLLCMember_019f0287-278c-7d77-b61b-788a7cfbcfa9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricCompanyIncMember_019f0287-278c-7aaa-9709-27b80aec55c7" xlink:href="psec-20260630.xsd#psec_ValleyElectricCompanyIncMember"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:to="loc_psec_ValleyElectricCompanyIncMember_019f0287-278c-7aaa-9709-27b80aec55c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VictorTechnologyLLCMember_019f0287-278c-7373-a53b-e4427d2b668d" xlink:href="psec-20260630.xsd#psec_VictorTechnologyLLCMember"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0287-278c-7178-861e-667b1bb92092" xlink:to="loc_psec_VictorTechnologyLLCMember_019f0287-278c-7373-a53b-e4427d2b668d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0287-278c-745b-9399-d36b0b65dfdd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0287-278c-7560-b926-fc8d604b956b" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0287-278c-745b-9399-d36b0b65dfdd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTableTextBlock_019f0287-278c-76a6-8af5-5f9a5b17b8eb" xlink:href="psec-20260630.xsd#psec_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0287-278c-745b-9399-d36b0b65dfdd" xlink:to="loc_psec_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTableTextBlock_019f0287-278c-76a6-8af5-5f9a5b17b8eb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/FinancialHighlightsTables" xlink:type="simple" xlink:href="psec-20260630.xsd#FinancialHighlightsTables"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/FinancialHighlightsTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyAbstract_019e6f26-8361-74ee-bb6c-3aabca5aaccd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyFinancialHighlightsTableTextBlock_019e6f26-8361-7bf3-b46b-b2dbccbd23c5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyFinancialHighlightsTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyAbstract_019e6f26-8361-74ee-bb6c-3aabca5aaccd" xlink:to="loc_us-gaap_InvestmentCompanyFinancialHighlightsTableTextBlock_019e6f26-8361-7bf3-b46b-b2dbccbd23c5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/SubsequentEventsTables" xlink:type="simple" xlink:href="psec-20260630.xsd#SubsequentEventsTables"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/SubsequentEventsTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventsAbstract_019e6f26-8361-7a42-b8f9-afd917e09953" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsequentEventsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDividendsPayableTextBlock_019e6f26-8361-7a4d-b4cd-5115b05a1385" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfDividendsPayableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventsAbstract_019e6f26-8361-7a42-b8f9-afd917e09953" xlink:to="loc_us-gaap_ScheduleOfDividendsPayableTextBlock_019e6f26-8361-7a4d-b4cd-5115b05a1385" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/SignificantAccountingPoliciesDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#SignificantAccountingPoliciesDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/SignificantAccountingPoliciesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7926-8cd1-83af194180d1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountingPoliciesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityByClassOfStockTable_019e6f26-81b7-7dd0-9a9c-01314e8aa2f3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquityByClassOfStockTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_019e6f26-81b7-7926-8cd1-83af194180d1" xlink:to="loc_us-gaap_TemporaryEquityByClassOfStockTable_019e6f26-81b7-7dd0-9a9c-01314e8aa2f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationAxis_019efe90-cf23-7eef-9fbe-555df55d92e9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TemporaryEquityByClassOfStockTable_019e6f26-81b7-7dd0-9a9c-01314e8aa2f3" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationAxis_019efe90-cf23-7eef-9fbe-555df55d92e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerAffiliationDomain_019efe90-cf23-7b81-8d8c-cda14e1602dc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerAffiliationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationAxis_019efe90-cf23-7eef-9fbe-555df55d92e9" xlink:to="loc_us-gaap_InvestmentIssuerAffiliationDomain_019efe90-cf23-7b81-8d8c-cda14e1602dc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019efe90-cf23-7028-86be-dbb28cdb85cb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentAffiliatedIssuerControlledMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019efe90-cf23-7b81-8d8c-cda14e1602dc" xlink:to="loc_us-gaap_InvestmentAffiliatedIssuerControlledMember_019efe90-cf23-7028-86be-dbb28cdb85cb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019efe90-cf23-79bb-8e91-6c70f85288a6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentUnaffiliatedIssuerMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerAffiliationDomain_019efe90-cf23-7b81-8d8c-cda14e1602dc" xlink:to="loc_us-gaap_InvestmentUnaffiliatedIssuerMember_019efe90-cf23-79bb-8e91-6c70f85288a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019e6f26-81b7-7c84-8a15-e192c008cb20" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TemporaryEquityByClassOfStockTable_019e6f26-81b7-7dd0-9a9c-01314e8aa2f3" xlink:to="loc_us-gaap_DebtInstrumentAxis_019e6f26-81b7-7c84-8a15-e192c008cb20" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-73c8-96ed-5b27670ad624" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_019e6f26-81b7-7c84-8a15-e192c008cb20" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-73c8-96ed-5b27670ad624" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A5.502030NotesMember_019e6f26-81b7-772b-bb07-b754aa5008dd" xlink:href="psec-20260630.xsd#psec_A5.502030NotesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-73c8-96ed-5b27670ad624" xlink:to="loc_psec_A5.502030NotesMember_019e6f26-81b7-772b-bb07-b754aa5008dd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2025NotesMember_019e6f26-81b7-7daf-bac8-da7117600ea2" xlink:href="psec-20260630.xsd#psec_A2025NotesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-73c8-96ed-5b27670ad624" xlink:to="loc_psec_A2025NotesMember_019e6f26-81b7-7daf-bac8-da7117600ea2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A33642026NotesMember_019e6f26-81b7-71ae-8203-9c2f8d6a3573" xlink:href="psec-20260630.xsd#psec_A33642026NotesMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-73c8-96ed-5b27670ad624" xlink:to="loc_psec_A33642026NotesMember_019e6f26-81b7-71ae-8203-9c2f8d6a3573" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A34372028NotesMember_019e6f26-81b7-7dda-81cd-00816425e424" xlink:href="psec-20260630.xsd#psec_A34372028NotesMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-73c8-96ed-5b27670ad624" xlink:to="loc_psec_A34372028NotesMember_019e6f26-81b7-7dda-81cd-00816425e424" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-7aeb-ba64-9f375a2d9d05" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TemporaryEquityByClassOfStockTable_019e6f26-81b7-7dd0-9a9c-01314e8aa2f3" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-7aeb-ba64-9f375a2d9d05" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-7fe3-aa4e-aedbb60feac5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-7aeb-ba64-9f375a2d9d05" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-7fe3-aa4e-aedbb60feac5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnsecuredDebtMember_019e6f26-81b7-77ed-a88f-0507cd65e6bf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_UnsecuredDebtMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-7fe3-aa4e-aedbb60feac5" xlink:to="loc_us-gaap_UnsecuredDebtMember_019e6f26-81b7-77ed-a88f-0507cd65e6bf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtMember_019e6f26-81b7-7657-9c5b-489310b2705d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConvertibleDebtMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-7fe3-aa4e-aedbb60feac5" xlink:to="loc_us-gaap_ConvertibleDebtMember_019e6f26-81b7-7657-9c5b-489310b2705d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_019e6f26-81b7-789f-9bc1-7f425ccc0962" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TemporaryEquityByClassOfStockTable_019e6f26-81b7-7dd0-9a9c-01314e8aa2f3" xlink:to="loc_us-gaap_StatementClassOfStockAxis_019e6f26-81b7-789f-9bc1-7f425ccc0962" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019e6f26-81b7-740b-82bf-76eda0ca73e0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019e6f26-81b7-789f-9bc1-7f425ccc0962" xlink:to="loc_us-gaap_ClassOfStockDomain_019e6f26-81b7-740b-82bf-76eda0ca73e0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550PreferredStockMember_019e6f26-81b7-7311-95b5-600dae1d5967" xlink:href="psec-20260630.xsd#psec_A550PreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019e6f26-81b7-740b-82bf-76eda0ca73e0" xlink:to="loc_psec_A550PreferredStockMember_019e6f26-81b7-7311-95b5-600dae1d5967" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650PreferredStockMember_019e6f26-81b7-7fb8-81a3-220c009718a2" xlink:href="psec-20260630.xsd#psec_A650PreferredStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019e6f26-81b7-740b-82bf-76eda0ca73e0" xlink:to="loc_psec_A650PreferredStockMember_019e6f26-81b7-7fb8-81a3-220c009718a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A535SeriesAPreferredStockMember_019e6f26-81b7-70fd-9cb6-a438b1fe9494" xlink:href="psec-20260630.xsd#psec_A535SeriesAPreferredStockMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019e6f26-81b7-740b-82bf-76eda0ca73e0" xlink:to="loc_psec_A535SeriesAPreferredStockMember_019e6f26-81b7-70fd-9cb6-a438b1fe9494" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A7.50PreferredStockMember_019e6f26-81b7-7013-aa2d-2964386f6702" xlink:href="psec-20260630.xsd#psec_A7.50PreferredStockMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019e6f26-81b7-740b-82bf-76eda0ca73e0" xlink:to="loc_psec_A7.50PreferredStockMember_019e6f26-81b7-7013-aa2d-2964386f6702" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityLineItems_019e6f26-81b7-7dbb-8159-5dfd86684594" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquityLineItems"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TemporaryEquityByClassOfStockTable_019e6f26-81b7-7dd0-9a9c-01314e8aa2f3" xlink:to="loc_us-gaap_TemporaryEquityLineItems_019e6f26-81b7-7dbb-8159-5dfd86684594" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019efe90-cf23-7d99-8ee4-56e65d5b0374" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TemporaryEquityLineItems_019e6f26-81b7-7dbb-8159-5dfd86684594" xlink:to="loc_us-gaap_InterestIncomeOperating_019efe90-cf23-7d99-8ee4-56e65d5b0374" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_QualifyingAssets_019e6f26-81b7-71b4-8797-e5387e3f8ff8" xlink:href="psec-20260630.xsd#psec_QualifyingAssets"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TemporaryEquityLineItems_019e6f26-81b7-7dbb-8159-5dfd86684594" xlink:to="loc_psec_QualifyingAssets_019e6f26-81b7-71b4-8797-e5387e3f8ff8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentTransactionsNumberOfAssetGoingThroughForeclosure_019e6f26-81b7-7bde-8259-dfa1b14697c0" xlink:href="psec-20260630.xsd#psec_InvestmentTransactionsNumberOfAssetGoingThroughForeclosure"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TemporaryEquityLineItems_019e6f26-81b7-7dbb-8159-5dfd86684594" xlink:to="loc_psec_InvestmentTransactionsNumberOfAssetGoingThroughForeclosure_019e6f26-81b7-7bde-8259-dfa1b14697c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019e6f26-81b7-7cfd-9912-4db4e62d71c1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TemporaryEquityLineItems_019e6f26-81b7-7dbb-8159-5dfd86684594" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019e6f26-81b7-7cfd-9912-4db4e62d71c1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FairValueInvestmentsNonAccrualStatusOfTotalAssets_019e6f26-81b7-7b99-987f-6b2171b7d298" xlink:href="psec-20260630.xsd#psec_FairValueInvestmentsNonAccrualStatusOfTotalAssets"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TemporaryEquityLineItems_019e6f26-81b7-7dbb-8159-5dfd86684594" xlink:to="loc_psec_FairValueInvestmentsNonAccrualStatusOfTotalAssets_019e6f26-81b7-7b99-987f-6b2171b7d298" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyExciseTaxExpense_019e6f26-81b7-7d76-9c54-cc3db16bc5cf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyExciseTaxExpense"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TemporaryEquityLineItems_019e6f26-81b7-7dbb-8159-5dfd86684594" xlink:to="loc_us-gaap_InvestmentCompanyExciseTaxExpense_019e6f26-81b7-7d76-9c54-cc3db16bc5cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyRegistrationExpense_019e6f26-81b7-7447-88d0-af71d53fc392" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyRegistrationExpense"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TemporaryEquityLineItems_019e6f26-81b7-7dbb-8159-5dfd86684594" xlink:to="loc_us-gaap_InvestmentCompanyRegistrationExpense_019e6f26-81b7-7447-88d0-af71d53fc392" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockDividendRatePercentage_019e6f26-81b7-7e67-a2b5-25e6590655f2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockDividendRatePercentage"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TemporaryEquityLineItems_019e6f26-81b7-7dbb-8159-5dfd86684594" xlink:to="loc_us-gaap_PreferredStockDividendRatePercentage_019e6f26-81b7-7e67-a2b5-25e6590655f2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityDividendRatePercentage_019e6f26-81b7-78f0-95ab-6331a7baa8f3" xlink:href="psec-20260630.xsd#psec_TemporaryEquityDividendRatePercentage"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TemporaryEquityLineItems_019e6f26-81b7-7dbb-8159-5dfd86684594" xlink:to="loc_psec_TemporaryEquityDividendRatePercentage_019e6f26-81b7-78f0-95ab-6331a7baa8f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_UnpaidDividendsPreferredStockTerm_019e6f26-81b7-7f7c-a87d-75a18b9ec0f1" xlink:href="psec-20260630.xsd#psec_UnpaidDividendsPreferredStockTerm"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TemporaryEquityLineItems_019e6f26-81b7-7dbb-8159-5dfd86684594" xlink:to="loc_psec_UnpaidDividendsPreferredStockTerm_019e6f26-81b7-7f7c-a87d-75a18b9ec0f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/PortfolioInvestmentsNarrativeDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#PortfolioInvestmentsNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/PortfolioInvestmentsNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-73c2-9654-47d1110d6c58" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7376-8101-0aebb1723670" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-73c2-9654-47d1110d6c58" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7376-8101-0aebb1723670" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_019e6f26-81b7-78da-9709-ae71070b12d6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueByAssetClassAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7376-8101-0aebb1723670" xlink:to="loc_us-gaap_FairValueByAssetClassAxis_019e6f26-81b7-78da-9709-ae71070b12d6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_019e6f26-81b7-7175-8a63-3efd592134d6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_019e6f26-81b7-78da-9709-ae71070b12d6" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_019e6f26-81b7-7175-8a63-3efd592134d6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsMember_019e6f26-81b7-727d-96fb-72b34ab0ebf3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_019e6f26-81b7-7175-8a63-3efd592134d6" xlink:to="loc_us-gaap_InvestmentsMember_019e6f26-81b7-727d-96fb-72b34ab0ebf3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_019e6f26-81b7-784c-bc7f-a9ce1f8c4460" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_StatementGeographicalAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7376-8101-0aebb1723670" xlink:to="loc_srt_StatementGeographicalAxis_019e6f26-81b7-784c-bc7f-a9ce1f8c4460" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_019e6f26-81b7-7188-b2ac-360e98a9c7bc" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SegmentGeographicalDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_StatementGeographicalAxis_019e6f26-81b7-784c-bc7f-a9ce1f8c4460" xlink:to="loc_srt_SegmentGeographicalDomain_019e6f26-81b7-7188-b2ac-360e98a9c7bc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_stpr_MS_019e6f26-81b7-7b83-b247-274fbbc533e2" xlink:href="https://xbrl.sec.gov/stpr/2026/stpr-2026.xsd#stpr_MS"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_SegmentGeographicalDomain_019e6f26-81b7-7188-b2ac-360e98a9c7bc" xlink:to="loc_stpr_MS_019e6f26-81b7-7b83-b247-274fbbc533e2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_stpr_CA_019e6f26-81b7-7280-ab8b-629067a70c4b" xlink:href="https://xbrl.sec.gov/stpr/2026/stpr-2026.xsd#stpr_CA"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_SegmentGeographicalDomain_019e6f26-81b7-7188-b2ac-360e98a9c7bc" xlink:to="loc_stpr_CA_019e6f26-81b7-7280-ab8b-629067a70c4b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_019e6f26-81b7-74e5-afc3-221fc99441be" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7376-8101-0aebb1723670" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_019e6f26-81b7-74e5-afc3-221fc99441be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_019e6f26-81b7-787f-88bd-c08dfa105b2e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_019e6f26-81b7-74e5-afc3-221fc99441be" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_019e6f26-81b7-787f-88bd-c08dfa105b2e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentsAtFairValueMember_019e6f26-81b7-7456-9518-2b93eb71d973" xlink:href="psec-20260630.xsd#psec_InvestmentsAtFairValueMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_019e6f26-81b7-787f-88bd-c08dfa105b2e" xlink:to="loc_psec_InvestmentsAtFairValueMember_019e6f26-81b7-7456-9518-2b93eb71d973" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_019e6f26-81b7-789e-88bf-d61c65e1ad46" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskByTypeAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7376-8101-0aebb1723670" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_019e6f26-81b7-789e-88bf-d61c65e1ad46" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_019e6f26-81b7-79ef-81be-a98fa7b12c74" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_019e6f26-81b7-789e-88bf-d61c65e1ad46" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_019e6f26-81b7-79ef-81be-a98fa7b12c74" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeographicConcentrationRiskMember_019e6f26-81b7-725b-b9e6-4adcc2ee85a8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GeographicConcentrationRiskMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_019e6f26-81b7-79ef-81be-a98fa7b12c74" xlink:to="loc_us-gaap_GeographicConcentrationRiskMember_019e6f26-81b7-725b-b9e6-4adcc2ee85a8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditConcentrationRiskMember_019e6f26-81b7-7d3e-8228-8287303cc8a8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CreditConcentrationRiskMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_019e6f26-81b7-79ef-81be-a98fa7b12c74" xlink:to="loc_us-gaap_CreditConcentrationRiskMember_019e6f26-81b7-7d3e-8228-8287303cc8a8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIdentifierAxis_019e6f26-81b7-7f9d-b693-fb02ec00048f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIdentifierAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7376-8101-0aebb1723670" xlink:to="loc_us-gaap_InvestmentIdentifierAxis_019e6f26-81b7-7f9d-b693-fb02ec00048f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019e6f26-81b7-7766-95ea-b7d56864c26a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7376-8101-0aebb1723670" xlink:to="loc_us-gaap_InvestmentTypeAxis_019e6f26-81b7-7766-95ea-b7d56864c26a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-7db9-9c1b-192a763f0531" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeAxis_019e6f26-81b7-7766-95ea-b7d56864c26a" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-7db9-9c1b-192a763f0531" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFloatingInterestRateMember_019e6f26-81b7-7570-9e29-efd3d3034d7a" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFloatingInterestRateMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-7db9-9c1b-192a763f0531" xlink:to="loc_psec_DebtSecuritiesFloatingInterestRateMember_019e6f26-81b7-7570-9e29-efd3d3034d7a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFixedInterestRateMember_019e6f26-81b7-7c06-8f8b-4e9b547b363b" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFixedInterestRateMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-7db9-9c1b-192a763f0531" xlink:to="loc_psec_DebtSecuritiesFixedInterestRateMember_019e6f26-81b7-7c06-8f8b-4e9b547b363b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesNonAccrualStatusMember_019e6f26-81b7-76bc-8b71-bd47dcf45da4" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesNonAccrualStatusMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-7db9-9c1b-192a763f0531" xlink:to="loc_psec_DebtSecuritiesNonAccrualStatusMember_019e6f26-81b7-76bc-8b71-bd47dcf45da4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesUnfundedCommitmentsMember_019e6f26-81b7-7ddb-af51-5f4119e66a13" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesUnfundedCommitmentsMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-7db9-9c1b-192a763f0531" xlink:to="loc_psec_DebtSecuritiesUnfundedCommitmentsMember_019e6f26-81b7-7ddb-af51-5f4119e66a13" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019e6f26-81b7-7b5f-af0f-4b7db0516c96" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeAxis"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7376-8101-0aebb1723670" xlink:to="loc_srt_RangeAxis_019e6f26-81b7-7b5f-af0f-4b7db0516c96" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019e6f26-81b7-7985-a5f9-e5d9fdf5b543" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeAxis_019e6f26-81b7-7b5f-af0f-4b7db0516c96" xlink:to="loc_srt_RangeMember_019e6f26-81b7-7985-a5f9-e5d9fdf5b543" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_019e6f26-81b7-7915-9e2b-b8dc871a335d" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MinimumMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_019e6f26-81b7-7985-a5f9-e5d9fdf5b543" xlink:to="loc_srt_MinimumMember_019e6f26-81b7-7915-9e2b-b8dc871a335d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019e6f26-81b7-7082-8bb1-73e56ac95c0a" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MaximumMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_019e6f26-81b7-7985-a5f9-e5d9fdf5b543" xlink:to="loc_srt_MaximumMember_019e6f26-81b7-7082-8bb1-73e56ac95c0a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_019e6f26-81b7-7534-a547-94327a8c5fc3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7376-8101-0aebb1723670" xlink:to="loc_us-gaap_FinancialInstrumentAxis_019e6f26-81b7-7534-a547-94327a8c5fc3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7373-a86e-d4504de86a8b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_019e6f26-81b7-7534-a547-94327a8c5fc3" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7373-a86e-d4504de86a8b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesNonAccrualStatusMember_019e6f26-81b7-70b5-a686-23f67e929dc8" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesNonAccrualStatusMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7373-a86e-d4504de86a8b" xlink:to="loc_psec_DebtSecuritiesNonAccrualStatusMember_019e6f26-81b7-70b5-a686-23f67e929dc8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FinancingReceivableNameAxis_019e6f26-81b7-794e-b742-315a52c63331" xlink:href="psec-20260630.xsd#psec_FinancingReceivableNameAxis"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7376-8101-0aebb1723670" xlink:to="loc_psec_FinancingReceivableNameAxis_019e6f26-81b7-794e-b742-315a52c63331" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FinancingReceivableNameDomain_019e6f26-81b7-78b9-bec3-94f98b306378" xlink:href="psec-20260630.xsd#psec_FinancingReceivableNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_FinancingReceivableNameAxis_019e6f26-81b7-794e-b742-315a52c63331" xlink:to="loc_psec_FinancingReceivableNameDomain_019e6f26-81b7-78b9-bec3-94f98b306378" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SpartanTermLoansMember_019e6f26-81b7-7070-a6b9-b6ed8bd7b662" xlink:href="psec-20260630.xsd#psec_SpartanTermLoansMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_FinancingReceivableNameDomain_019e6f26-81b7-78b9-bec3-94f98b306378" xlink:to="loc_psec_SpartanTermLoansMember_019e6f26-81b7-7070-a6b9-b6ed8bd7b662" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019e6f26-81b7-7270-ac29-2440e26a866d" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7376-8101-0aebb1723670" xlink:to="loc_srt_OwnershipAxis_019e6f26-81b7-7270-ac29-2440e26a866d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019e6f26-81b7-788e-8e1e-af29c84a2a7f" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019e6f26-81b7-7270-ac29-2440e26a866d" xlink:to="loc_srt_OwnershipDomain_019e6f26-81b7-788e-8e1e-af29c84a2a7f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NPHPropertyHoldingsLLCMember_019e6f26-81b7-7ea7-af9d-a3ec50b81fbd" xlink:href="psec-20260630.xsd#psec_NPHPropertyHoldingsLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-788e-8e1e-af29c84a2a7f" xlink:to="loc_psec_NPHPropertyHoldingsLLCMember_019e6f26-81b7-7ea7-af9d-a3ec50b81fbd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NationalPropertyREITCorpMember_019e6f26-81b7-700f-9519-859ba578045b" xlink:href="psec-20260630.xsd#psec_NationalPropertyREITCorpMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019e6f26-81b7-788e-8e1e-af29c84a2a7f" xlink:to="loc_psec_NationalPropertyREITCorpMember_019e6f26-81b7-700f-9519-859ba578045b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e6f26-81b7-7894-868f-2ff3f6e51b98" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7376-8101-0aebb1723670" xlink:to="loc_dei_LegalEntityAxis_019e6f26-81b7-7894-868f-2ff3f6e51b98" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e6f26-81b7-76b0-afbe-ed4a7b78a29e" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019e6f26-81b7-7894-868f-2ff3f6e51b98" xlink:to="loc_dei_EntityDomain_019e6f26-81b7-76b0-afbe-ed4a7b78a29e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NPHPropertyHoldingsLLCMember_019e6f26-81b7-7a67-bf58-bc32efd075bc" xlink:href="psec-20260630.xsd#psec_NPHPropertyHoldingsLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-81b7-76b0-afbe-ed4a7b78a29e" xlink:to="loc_psec_NPHPropertyHoldingsLLCMember_019e6f26-81b7-7a67-bf58-bc32efd075bc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019e6f26-81b7-70b2-81ff-84333a49d750" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_CounterpartyNameAxis"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7376-8101-0aebb1723670" xlink:to="loc_srt_CounterpartyNameAxis_019e6f26-81b7-70b2-81ff-84333a49d750" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019e6f26-81b7-7d63-b870-a71c014d5078" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_019e6f26-81b7-70b2-81ff-84333a49d750" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019e6f26-81b7-7d63-b870-a71c014d5078" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NPRCAndSubsidiariesMember_019e6f26-81b7-7053-b67d-cf47fff64aa4" xlink:href="psec-20260630.xsd#psec_NPRCAndSubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019e6f26-81b7-7d63-b870-a71c014d5078" xlink:to="loc_psec_NPRCAndSubsidiariesMember_019e6f26-81b7-7053-b67d-cf47fff64aa4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerNameAxis_019e6f26-81b7-7545-afd2-40efd673501e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameAxis"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7376-8101-0aebb1723670" xlink:to="loc_us-gaap_InvestmentIssuerNameAxis_019e6f26-81b7-7545-afd2-40efd673501e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-81b7-7b62-8c3b-62f59e533d6c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameAxis_019e6f26-81b7-7545-afd2-40efd673501e" xlink:to="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-81b7-7b62-8c3b-62f59e533d6c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NationalPropertyREITCorpMember_019e6f26-81b7-74d0-9d03-867789b74a40" xlink:href="psec-20260630.xsd#psec_NationalPropertyREITCorpMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-81b7-7b62-8c3b-62f59e533d6c" xlink:to="loc_psec_NationalPropertyREITCorpMember_019e6f26-81b7-74d0-9d03-867789b74a40" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NationalPropertyREITCorpRealEstateMember_019e6f26-81b7-75ee-aadb-4456327cf5d0" xlink:href="psec-20260630.xsd#psec_NationalPropertyREITCorpRealEstateMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentIssuerNameDomain_019e6f26-81b7-7b62-8c3b-62f59e533d6c" xlink:to="loc_psec_NationalPropertyREITCorpRealEstateMember_019e6f26-81b7-75ee-aadb-4456327cf5d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis_019e6f26-81b7-7613-abc7-c82c0929ab9e" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7376-8101-0aebb1723670" xlink:to="loc_srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis_019e6f26-81b7-7613-abc7-c82c0929ab9e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MortgageLoansOnRealEstateNamePropertyTypeDomain_019e6f26-81b7-7949-8263-474127c027e2" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MortgageLoansOnRealEstateNamePropertyTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis_019e6f26-81b7-7613-abc7-c82c0929ab9e" xlink:to="loc_srt_MortgageLoansOnRealEstateNamePropertyTypeDomain_019e6f26-81b7-7949-8263-474127c027e2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MultifamilyMember_019e6f26-81b7-79e3-bd48-dde15c7e4837" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MultifamilyMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateNamePropertyTypeDomain_019e6f26-81b7-7949-8263-474127c027e2" xlink:to="loc_srt_MultifamilyMember_019e6f26-81b7-79e3-bd48-dde15c7e4837" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_StudentHousingMember_019e6f26-81b7-7b48-b4fe-e69232104d66" xlink:href="psec-20260630.xsd#psec_StudentHousingMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateNamePropertyTypeDomain_019e6f26-81b7-7949-8263-474127c027e2" xlink:to="loc_psec_StudentHousingMember_019e6f26-81b7-7b48-b4fe-e69232104d66" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SeniorLivingMember_019e6f26-81b7-7c6e-88fd-628d60859d0b" xlink:href="psec-20260630.xsd#psec_SeniorLivingMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateNamePropertyTypeDomain_019e6f26-81b7-7949-8263-474127c027e2" xlink:to="loc_psec_SeniorLivingMember_019e6f26-81b7-7c6e-88fd-628d60859d0b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommercialMember_019e6f26-81b7-7492-8ad1-5029cd139924" xlink:href="psec-20260630.xsd#psec_CommercialMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateNamePropertyTypeDomain_019e6f26-81b7-7949-8263-474127c027e2" xlink:to="loc_psec_CommercialMember_019e6f26-81b7-7492-8ad1-5029cd139924" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7590-b78c-2eab86091a90" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-7376-8101-0aebb1723670" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7590-b78c-2eab86091a90" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyNumberOfInvestmentsHeld_019e6f26-81b7-72c4-846e-a89cd11857c6" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyNumberOfInvestmentsHeld"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7590-b78c-2eab86091a90" xlink:to="loc_psec_InvestmentCompanyNumberOfInvestmentsHeld_019e6f26-81b7-72c4-846e-a89cd11857c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-81b7-7eda-8ffc-36ac3d12f66a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtCost"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7590-b78c-2eab86091a90" xlink:to="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-81b7-7eda-8ffc-36ac3d12f66a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-7054-9f99-7aac81e8e473" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7590-b78c-2eab86091a90" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-7054-9f99-7aac81e8e473" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentsOwnedAtCostGrossAdditions_019e6f26-81b7-7ab7-9e3c-02dcb3991637" xlink:href="psec-20260630.xsd#psec_InvestmentsOwnedAtCostGrossAdditions"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7590-b78c-2eab86091a90" xlink:to="loc_psec_InvestmentsOwnedAtCostGrossAdditions_019e6f26-81b7-7ab7-9e3c-02dcb3991637" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentsOwnedAtCostGrossReductions_019e6f26-81b7-706c-80d2-1dd7318e746f" xlink:href="psec-20260630.xsd#psec_InvestmentsOwnedAtCostGrossReductions"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7590-b78c-2eab86091a90" xlink:to="loc_psec_InvestmentsOwnedAtCostGrossReductions_019e6f26-81b7-706c-80d2-1dd7318e746f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss_019e6f26-81b7-7cd9-9ab5-68397a8ee1c8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7590-b78c-2eab86091a90" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss_019e6f26-81b7-7cd9-9ab5-68397a8ee1c8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_019e6f26-81b7-7eeb-91a8-9efaeee21f1e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskPercentage1"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7590-b78c-2eab86091a90" xlink:to="loc_us-gaap_ConcentrationRiskPercentage1_019e6f26-81b7-7eeb-91a8-9efaeee21f1e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentOwnedDiscountPremium_019e6f26-81b7-7cc1-90f3-e2eb521e9b7a" xlink:href="psec-20260630.xsd#psec_InvestmentOwnedDiscountPremium"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7590-b78c-2eab86091a90" xlink:to="loc_psec_InvestmentOwnedDiscountPremium_019e6f26-81b7-7cc1-90f3-e2eb521e9b7a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_LoansToPortfolioCompaniesInterestRate_019e6f26-81b7-77af-bf0d-d50d86fab094" xlink:href="psec-20260630.xsd#psec_LoansToPortfolioCompaniesInterestRate"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7590-b78c-2eab86091a90" xlink:to="loc_psec_LoansToPortfolioCompaniesInterestRate_019e6f26-81b7-77af-bf0d-d50d86fab094" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_019e6f26-81b7-7325-8c08-a9894c1a1111" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7590-b78c-2eab86091a90" xlink:to="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_019e6f26-81b7-7325-8c08-a9894c1a1111" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedBalancePrincipalAmount_019e6f26-81b7-77b5-acb7-0e9e8b9787f7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedBalancePrincipalAmount"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7590-b78c-2eab86091a90" xlink:to="loc_us-gaap_InvestmentOwnedBalancePrincipalAmount_019e6f26-81b7-77b5-acb7-0e9e8b9787f7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyFinancialCommitmentToInvesteeFutureAmount_019e6f26-81b7-7f50-aabb-12b6f2459bdb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyFinancialCommitmentToInvesteeFutureAmount"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7590-b78c-2eab86091a90" xlink:to="loc_us-gaap_InvestmentCompanyFinancialCommitmentToInvesteeFutureAmount_019e6f26-81b7-7f50-aabb-12b6f2459bdb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019e6f26-81b7-7fdf-a7c6-0370f8a2271e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7590-b78c-2eab86091a90" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019e6f26-81b7-7fdf-a7c6-0370f8a2271e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019e6f26-81b7-74f1-afa0-f517f1e0370b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromCollectionOfLoansReceivable"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7590-b78c-2eab86091a90" xlink:to="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019e6f26-81b7-74f1-afa0-f517f1e0370b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfRealEstateProperties_019e6f26-81b7-72c0-88ae-fea242c5aa3f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NumberOfRealEstateProperties"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-7590-b78c-2eab86091a90" xlink:to="loc_us-gaap_NumberOfRealEstateProperties_019e6f26-81b7-72c0-88ae-fea242c5aa3f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/PortfolioInvestmentsCompositionofInvestmentPortfolioDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#PortfolioInvestmentsCompositionofInvestmentPortfolioDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/PortfolioInvestmentsCompositionofInvestmentPortfolioDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-7766-94e5-a3ba460d5874" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-71ff-9120-914f155e642d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-7766-94e5-a3ba460d5874" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-71ff-9120-914f155e642d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019e6f26-81b7-7f3f-9e1e-f571408fa155" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-71ff-9120-914f155e642d" xlink:to="loc_us-gaap_InvestmentTypeAxis_019e6f26-81b7-7f3f-9e1e-f571408fa155" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-70e3-a0a4-4841dfaa00b9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeAxis_019e6f26-81b7-7f3f-9e1e-f571408fa155" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-70e3-a0a4-4841dfaa00b9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLienRevolvingLineOfCreditMember_019e6f26-81b7-723b-b036-19b0d35a11df" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLienRevolvingLineOfCreditMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-70e3-a0a4-4841dfaa00b9" xlink:to="loc_psec_DebtSecuritiesFirstLienRevolvingLineOfCreditMember_019e6f26-81b7-723b-b036-19b0d35a11df" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLienMember_019e6f26-81b7-78f5-b9f0-5fd4edf0dc18" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLienMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-70e3-a0a4-4841dfaa00b9" xlink:to="loc_psec_DebtSecuritiesFirstLienMember_019e6f26-81b7-78f5-b9f0-5fd4edf0dc18" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLienUnitrancheMember_019e6f26-81b7-7cb9-840e-f64e15ccca10" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLienUnitrancheMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_DebtSecuritiesFirstLienMember_019e6f26-81b7-78f5-b9f0-5fd4edf0dc18" xlink:to="loc_psec_DebtSecuritiesFirstLienUnitrancheMember_019e6f26-81b7-7cb9-840e-f64e15ccca10" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesSecondLienRevolvingLineOfCreditMember_019e6f26-81b7-75fe-b366-85f143ac0d31" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesSecondLienRevolvingLineOfCreditMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-70e3-a0a4-4841dfaa00b9" xlink:to="loc_psec_DebtSecuritiesSecondLienRevolvingLineOfCreditMember_019e6f26-81b7-75fe-b366-85f143ac0d31" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesSecondLienMember_019e6f26-81b7-7b28-88e7-ef84bad614f6" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesSecondLienMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-70e3-a0a4-4841dfaa00b9" xlink:to="loc_psec_DebtSecuritiesSecondLienMember_019e6f26-81b7-7b28-88e7-ef84bad614f6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnsecuredDebtMember_019e6f26-81b7-720a-a92d-933b55ebbfe4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_UnsecuredDebtMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-70e3-a0a4-4841dfaa00b9" xlink:to="loc_us-gaap_UnsecuredDebtMember_019e6f26-81b7-720a-a92d-933b55ebbfe4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubordinatedDebtMember_019e6f26-81b7-7129-93fe-d93c7b941ba5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubordinatedDebtMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-70e3-a0a4-4841dfaa00b9" xlink:to="loc_us-gaap_SubordinatedDebtMember_019e6f26-81b7-7129-93fe-d93c7b941ba5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesMember_019e6f26-81b7-77ea-851b-0b48ca67ed89" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e6f26-81b7-70e3-a0a4-4841dfaa00b9" xlink:to="loc_us-gaap_EquitySecuritiesMember_019e6f26-81b7-77ea-851b-0b48ca67ed89" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_019e6f26-81b7-7019-b74f-972e4aa52b75" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-71ff-9120-914f155e642d" xlink:to="loc_us-gaap_FinancialInstrumentAxis_019e6f26-81b7-7019-b74f-972e4aa52b75" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7f15-b999-2bc8e8732e56" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_019e6f26-81b7-7019-b74f-972e4aa52b75" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7f15-b999-2bc8e8732e56" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLienUnitrancheMember_019e6f26-81b7-75cf-b694-ce629fd75a6c" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLienUnitrancheMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7f15-b999-2bc8e8732e56" xlink:to="loc_psec_DebtSecuritiesFirstLienUnitrancheMember_019e6f26-81b7-75cf-b694-ce629fd75a6c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-730d-bcde-6e095bdf4d9f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_019e6f26-81b7-71ff-9120-914f155e642d" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-730d-bcde-6e095bdf4d9f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-81b7-7ad6-87d9-6e13c9f6ba32" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtCost"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-730d-bcde-6e095bdf4d9f" xlink:to="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-81b7-7ad6-87d9-6e13c9f6ba32" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-7044-a0ad-b9475de15274" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_019e6f26-81b7-730d-bcde-6e095bdf4d9f" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-7044-a0ad-b9475de15274" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/PortfolioInvestmentsFairValueofInvestmentsDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#PortfolioInvestmentsFairValueofInvestmentsDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/PortfolioInvestmentsFairValueofInvestmentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-74c0-b75f-c96606cbcdaf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_019e6f26-81b7-7ceb-8ce6-aa261c27e116" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-74c0-b75f-c96606cbcdaf" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_019e6f26-81b7-7ceb-8ce6-aa261c27e116" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_019e6f26-81b7-76c6-936a-b49c87be703d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_019e6f26-81b7-7ceb-8ce6-aa261c27e116" xlink:to="loc_us-gaap_FinancialInstrumentAxis_019e6f26-81b7-76c6-936a-b49c87be703d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-73c4-a3c2-7acff85adf9c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_019e6f26-81b7-76c6-936a-b49c87be703d" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-73c4-a3c2-7acff85adf9c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLienRevolvingLineOfCreditMember_019e6f26-81b7-7ee8-bb2f-4a9a27626992" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLienRevolvingLineOfCreditMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-73c4-a3c2-7acff85adf9c" xlink:to="loc_psec_DebtSecuritiesFirstLienRevolvingLineOfCreditMember_019e6f26-81b7-7ee8-bb2f-4a9a27626992" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLienMember_019e6f26-81b7-7ea8-b7ee-23a378f34480" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLienMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-73c4-a3c2-7acff85adf9c" xlink:to="loc_psec_DebtSecuritiesFirstLienMember_019e6f26-81b7-7ea8-b7ee-23a378f34480" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLienUnitrancheMember_019e6f26-81b7-7409-8bfe-d3de77e8c128" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLienUnitrancheMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_DebtSecuritiesFirstLienMember_019e6f26-81b7-7ea8-b7ee-23a378f34480" xlink:to="loc_psec_DebtSecuritiesFirstLienUnitrancheMember_019e6f26-81b7-7409-8bfe-d3de77e8c128" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesSecondLienRevolvingLineOfCreditMember_019e6f26-81b7-7310-a906-baa8529549af" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesSecondLienRevolvingLineOfCreditMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-73c4-a3c2-7acff85adf9c" xlink:to="loc_psec_DebtSecuritiesSecondLienRevolvingLineOfCreditMember_019e6f26-81b7-7310-a906-baa8529549af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesSecondLienMember_019e6f26-81b7-72b3-867b-6d1314fa922a" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesSecondLienMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-73c4-a3c2-7acff85adf9c" xlink:to="loc_psec_DebtSecuritiesSecondLienMember_019e6f26-81b7-72b3-867b-6d1314fa922a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnsecuredDebtMember_019e6f26-81b7-77fb-9cf0-8ab1a264881f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_UnsecuredDebtMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-73c4-a3c2-7acff85adf9c" xlink:to="loc_us-gaap_UnsecuredDebtMember_019e6f26-81b7-77fb-9cf0-8ab1a264881f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubordinatedDebtMember_019e6f26-81b7-7db7-9bfe-0f2f7e5c52c3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubordinatedDebtMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-73c4-a3c2-7acff85adf9c" xlink:to="loc_us-gaap_SubordinatedDebtMember_019e6f26-81b7-7db7-9bfe-0f2f7e5c52c3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesMember_019e6f26-81b7-72b5-bc0f-b13597edfee8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-73c4-a3c2-7acff85adf9c" xlink:to="loc_us-gaap_EquitySecuritiesMember_019e6f26-81b7-72b5-bc0f-b13597edfee8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019e6f26-81b7-741a-a847-442b6d92a527" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_019e6f26-81b7-7ceb-8ce6-aa261c27e116" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019e6f26-81b7-741a-a847-442b6d92a527" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e6f26-81b7-715d-ad92-a969f120f18e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019e6f26-81b7-741a-a847-442b6d92a527" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e6f26-81b7-715d-ad92-a969f120f18e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_019e6f26-81b7-7583-8ad0-219b46de3c00" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e6f26-81b7-715d-ad92-a969f120f18e" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_019e6f26-81b7-7583-8ad0-219b46de3c00" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_019e6f26-81b7-711d-8737-48a61341583d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e6f26-81b7-715d-ad92-a969f120f18e" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_019e6f26-81b7-711d-8737-48a61341583d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_019e6f26-81b7-70fc-bc0a-2b81613a97a4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e6f26-81b7-715d-ad92-a969f120f18e" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_019e6f26-81b7-70fc-bc0a-2b81613a97a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_019e6f26-81b7-7b10-bd55-821b37967c22" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_019e6f26-81b7-7ceb-8ce6-aa261c27e116" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_019e6f26-81b7-7b10-bd55-821b37967c22" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_019e6f26-81b7-7cfc-8820-b9aec107754a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_019e6f26-81b7-7b10-bd55-821b37967c22" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_019e6f26-81b7-7cfc-8820-b9aec107754a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeForwardMember_019e6f26-81b7-7404-a036-9d7c44a2894a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ForeignExchangeForwardMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019e6f26-81b7-7cfc-8820-b9aec107754a" xlink:to="loc_us-gaap_ForeignExchangeForwardMember_019e6f26-81b7-7404-a036-9d7c44a2894a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019e6f26-81b7-7d04-a5e5-7d93bfc0c9bd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_019e6f26-81b7-7ceb-8ce6-aa261c27e116" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019e6f26-81b7-7d04-a5e5-7d93bfc0c9bd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-72d5-8fae-707e5c8f2a28" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019e6f26-81b7-7d04-a5e5-7d93bfc0c9bd" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-72d5-8fae-707e5c8f2a28" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SummaryOfDerivativeInstrumentsAbstract_019e6f26-81b7-758b-a6ad-94c9b0c494b5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SummaryOfDerivativeInstrumentsAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019e6f26-81b7-7d04-a5e5-7d93bfc0c9bd" xlink:to="loc_us-gaap_SummaryOfDerivativeInstrumentsAbstract_019e6f26-81b7-758b-a6ad-94c9b0c494b5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssets_019e6f26-81b7-7d40-8c81-d5691971a9e2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeAssets"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SummaryOfDerivativeInstrumentsAbstract_019e6f26-81b7-758b-a6ad-94c9b0c494b5" xlink:to="loc_us-gaap_DerivativeAssets_019e6f26-81b7-7d40-8c81-d5691971a9e2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_019e6f26-81b7-7d57-a243-7e1f2a52ac9d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SummaryOfDerivativeInstrumentsAbstract_019e6f26-81b7-758b-a6ad-94c9b0c494b5" xlink:to="loc_us-gaap_AssetsFairValueDisclosure_019e6f26-81b7-7d57-a243-7e1f2a52ac9d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilities_019e6f26-81b7-75e2-b6e8-3e16209af282" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeLiabilities"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SummaryOfDerivativeInstrumentsAbstract_019e6f26-81b7-758b-a6ad-94c9b0c494b5" xlink:to="loc_us-gaap_DerivativeLiabilities_019e6f26-81b7-75e2-b6e8-3e16209af282" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosure_019e6f26-81b7-7c8a-b767-4e5a12961521" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesFairValueDisclosure"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SummaryOfDerivativeInstrumentsAbstract_019e6f26-81b7-758b-a6ad-94c9b0c494b5" xlink:to="loc_us-gaap_LiabilitiesFairValueDisclosure_019e6f26-81b7-7c8a-b767-4e5a12961521" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTotalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-81b7-7fce-ad78-e189ae7ec1d7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtCost"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019e6f26-81b7-7d04-a5e5-7d93bfc0c9bd" xlink:to="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-81b7-7fce-ad78-e189ae7ec1d7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/PortfolioInvestmentsChangesinFairValueofLevel3InvestmentsDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#PortfolioInvestmentsChangesinFairValueofLevel3InvestmentsDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/PortfolioInvestmentsChangesinFairValueofLevel3InvestmentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-79fe-996b-d51cab250e6c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_019e6f26-81b7-7855-9184-9c458d20573f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-79fe-996b-d51cab250e6c" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_019e6f26-81b7-7855-9184-9c458d20573f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_019e6f26-81b7-7494-b206-731f8f44d679" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueByAssetClassAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_019e6f26-81b7-7855-9184-9c458d20573f" xlink:to="loc_us-gaap_FairValueByAssetClassAxis_019e6f26-81b7-7494-b206-731f8f44d679" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_019e6f26-81b7-79c8-8550-57845495c3fd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_019e6f26-81b7-7494-b206-731f8f44d679" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_019e6f26-81b7-79c8-8550-57845495c3fd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsMember_019e6f26-81b7-7a9b-845e-6361cdd682b4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_019e6f26-81b7-79c8-8550-57845495c3fd" xlink:to="loc_us-gaap_InvestmentsMember_019e6f26-81b7-7a9b-845e-6361cdd682b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLienRevolvingLineOfCreditMember_019e6f26-81b7-7c58-8049-d3c37cea94d8" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLienRevolvingLineOfCreditMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsMember_019e6f26-81b7-7a9b-845e-6361cdd682b4" xlink:to="loc_psec_DebtSecuritiesFirstLienRevolvingLineOfCreditMember_019e6f26-81b7-7c58-8049-d3c37cea94d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLienMember_019e6f26-81b7-7093-bcc5-a15a054ed568" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLienMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsMember_019e6f26-81b7-7a9b-845e-6361cdd682b4" xlink:to="loc_psec_DebtSecuritiesFirstLienMember_019e6f26-81b7-7093-bcc5-a15a054ed568" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesSecondLienRevolvingLineOfCreditMember_019e6f26-81b7-7f9a-a649-c7ca3a98f936" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesSecondLienRevolvingLineOfCreditMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsMember_019e6f26-81b7-7a9b-845e-6361cdd682b4" xlink:to="loc_psec_DebtSecuritiesSecondLienRevolvingLineOfCreditMember_019e6f26-81b7-7f9a-a649-c7ca3a98f936" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesSecondLienMember_019e6f26-81b7-7c72-9f09-a44b29447e5c" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesSecondLienMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsMember_019e6f26-81b7-7a9b-845e-6361cdd682b4" xlink:to="loc_psec_DebtSecuritiesSecondLienMember_019e6f26-81b7-7c72-9f09-a44b29447e5c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnsecuredDebtMember_019e6f26-81b7-7e29-b3a1-f8b135e80ea6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_UnsecuredDebtMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsMember_019e6f26-81b7-7a9b-845e-6361cdd682b4" xlink:to="loc_us-gaap_UnsecuredDebtMember_019e6f26-81b7-7e29-b3a1-f8b135e80ea6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubordinatedDebtMember_019e6f26-81b7-7c8b-9fea-367a702d88af" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubordinatedDebtMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsMember_019e6f26-81b7-7a9b-845e-6361cdd682b4" xlink:to="loc_us-gaap_SubordinatedDebtMember_019e6f26-81b7-7c8b-9fea-367a702d88af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesMember_019e6f26-81b7-78c3-af97-6f8cdb8d9e1b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsMember_019e6f26-81b7-7a9b-845e-6361cdd682b4" xlink:to="loc_us-gaap_EquitySecuritiesMember_019e6f26-81b7-78c3-af97-6f8cdb8d9e1b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_019e6f26-81b7-778a-ac33-9ae3867e6581" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_019e6f26-81b7-7855-9184-9c458d20573f" xlink:to="loc_us-gaap_FinancialInstrumentAxis_019e6f26-81b7-778a-ac33-9ae3867e6581" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-72c4-8359-f8295b4410f0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_019e6f26-81b7-778a-ac33-9ae3867e6581" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-72c4-8359-f8295b4410f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLienUnitrancheMember_019e6f26-81b7-7e1b-bf5d-e58309e717d8" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLienUnitrancheMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-72c4-8359-f8295b4410f0" xlink:to="loc_psec_DebtSecuritiesFirstLienUnitrancheMember_019e6f26-81b7-7e1b-bf5d-e58309e717d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_019e6f26-81b7-7ccb-a397-486d3654c831" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_019e6f26-81b7-7855-9184-9c458d20573f" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_019e6f26-81b7-7ccb-a397-486d3654c831" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_019e6f26-81b7-7c4c-999f-c07c44a9d6c3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_019e6f26-81b7-7ccb-a397-486d3654c831" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_019e6f26-81b7-7c4c-999f-c07c44a9d6c3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_019e6f26-81b7-7e7f-bb86-61c661ec1248" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_019e6f26-81b7-7c4c-999f-c07c44a9d6c3" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_019e6f26-81b7-7e7f-bb86-61c661ec1248" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarningsRealizedGainsLoss_019e6f26-81b7-70f1-afc9-fcf6f7a62010" xlink:href="psec-20260630.xsd#psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarningsRealizedGainsLoss"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_019e6f26-81b7-7c4c-999f-c07c44a9d6c3" xlink:to="loc_psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarningsRealizedGainsLoss_019e6f26-81b7-70f1-afc9-fcf6f7a62010" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarningsUnrealizedGainsLosses_019e6f26-81b7-782b-a78d-a77d165fd1c9" xlink:href="psec-20260630.xsd#psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarningsUnrealizedGainsLosses"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_019e6f26-81b7-7c4c-999f-c07c44a9d6c3" xlink:to="loc_psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarningsUnrealizedGainsLosses_019e6f26-81b7-782b-a78d-a77d165fd1c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLoss_019e6f26-81b7-7030-98ac-6fe7f63b1bfb" xlink:href="psec-20260630.xsd#psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLoss"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_019e6f26-81b7-7c4c-999f-c07c44a9d6c3" xlink:to="loc_psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLoss_019e6f26-81b7-7030-98ac-6fe7f63b1bfb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases_019e6f26-81b7-74e1-bee2-b1b930f42264" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_019e6f26-81b7-7c4c-999f-c07c44a9d6c3" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases_019e6f26-81b7-74e1-bee2-b1b930f42264" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetAdditionsForPaidInKindInterest_019e6f26-81b7-77a5-bf01-2208c55eaec4" xlink:href="psec-20260630.xsd#psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetAdditionsForPaidInKindInterest"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_019e6f26-81b7-7c4c-999f-c07c44a9d6c3" xlink:to="loc_psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetAdditionsForPaidInKindInterest_019e6f26-81b7-77a5-bf01-2208c55eaec4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetAccretionAmortizationOfDiscountsAndPremiumsNet_019e6f26-81b7-7605-a2bb-2a10c3997ddc" xlink:href="psec-20260630.xsd#psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetAccretionAmortizationOfDiscountsAndPremiumsNet"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_019e6f26-81b7-7c4c-999f-c07c44a9d6c3" xlink:to="loc_psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetAccretionAmortizationOfDiscountsAndPremiumsNet_019e6f26-81b7-7605-a2bb-2a10c3997ddc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetDecreaseToSubordinatedStructuredNotesCostNet_019e6f26-81b7-7be3-8b47-b390cff9563c" xlink:href="psec-20260630.xsd#psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetDecreaseToSubordinatedStructuredNotesCostNet"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_019e6f26-81b7-7c4c-999f-c07c44a9d6c3" xlink:to="loc_psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetDecreaseToSubordinatedStructuredNotesCostNet_019e6f26-81b7-7be3-8b47-b390cff9563c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements_019e6f26-81b7-7c83-bb44-02df51ff62cd" xlink:href="psec-20260630.xsd#psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_019e6f26-81b7-7c4c-999f-c07c44a9d6c3" xlink:to="loc_psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements_019e6f26-81b7-7c83-bb44-02df51ff62cd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersWithinLevel3_019e6f26-81b7-7e20-9889-85e6968edc5e" xlink:href="psec-20260630.xsd#psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersWithinLevel3"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_019e6f26-81b7-7c4c-999f-c07c44a9d6c3" xlink:to="loc_psec_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersWithinLevel3_019e6f26-81b7-7e20-9889-85e6968edc5e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_019e6f26-81b7-793f-a11d-176deb16601f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_019e6f26-81b7-7c4c-999f-c07c44a9d6c3" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_019e6f26-81b7-793f-a11d-176deb16601f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3_019e6f26-81b7-7b2a-9d66-b9d6cfee1c3a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_019e6f26-81b7-7c4c-999f-c07c44a9d6c3" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3_019e6f26-81b7-7b2a-9d66-b9d6cfee1c3a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_019e6f26-81b7-77a0-a6aa-72a665eb198d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_019e6f26-81b7-7c4c-999f-c07c44a9d6c3" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_019e6f26-81b7-77a0-a6aa-72a665eb198d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NumberOfAssetsTransferredOutOfLevel3ToLevel2_019e6f26-81b7-7962-a071-4cbc25c7b805" xlink:href="psec-20260630.xsd#psec_NumberOfAssetsTransferredOutOfLevel3ToLevel2"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_019e6f26-81b7-7ccb-a397-486d3654c831" xlink:to="loc_psec_NumberOfAssetsTransferredOutOfLevel3ToLevel2_019e6f26-81b7-7962-a071-4cbc25c7b805" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NumberOfAssetsTransferredOutOfLevel2ToLevel3_019e6f26-81b7-7978-b8e7-8646e8ae17f6" xlink:href="psec-20260630.xsd#psec_NumberOfAssetsTransferredOutOfLevel2ToLevel3"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_019e6f26-81b7-7ccb-a397-486d3654c831" xlink:to="loc_psec_NumberOfAssetsTransferredOutOfLevel2ToLevel3_019e6f26-81b7-7978-b8e7-8646e8ae17f6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NumberOfAdditionalAssetsTransferredOutOfLevel3ToLevel2_019fac42-96a0-7483-86f5-73d0e0bab052" xlink:href="psec-20260630.xsd#psec_NumberOfAdditionalAssetsTransferredOutOfLevel3ToLevel2"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_019e6f26-81b7-7ccb-a397-486d3654c831" xlink:to="loc_psec_NumberOfAdditionalAssetsTransferredOutOfLevel3ToLevel2_019fac42-96a0-7483-86f5-73d0e0bab052" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NumberOfAdditionalAssetsTransferredOutOfLevel2ToLevel3_019fac44-cea2-7f1b-92f5-392444ec71c4" xlink:href="psec-20260630.xsd#psec_NumberOfAdditionalAssetsTransferredOutOfLevel2ToLevel3"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_019e6f26-81b7-7ccb-a397-486d3654c831" xlink:to="loc_psec_NumberOfAdditionalAssetsTransferredOutOfLevel2ToLevel3_019fac44-cea2-7f1b-92f5-392444ec71c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NumberOfEquityPositionsTransferred_019e6f26-81b7-796b-9d41-29d3b86c62cc" xlink:href="psec-20260630.xsd#psec_NumberOfEquityPositionsTransferred"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_019e6f26-81b7-7ccb-a397-486d3654c831" xlink:to="loc_psec_NumberOfEquityPositionsTransferred_019e6f26-81b7-796b-9d41-29d3b86c62cc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-81b7-78b3-a377-e049db6f760e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtCost"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_019e6f26-81b7-7ccb-a397-486d3654c831" xlink:to="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-81b7-78b3-a377-e049db6f760e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-720b-b733-b5aee9935687" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_019e6f26-81b7-7ccb-a397-486d3654c831" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-720b-b733-b5aee9935687" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentOwnedDistributionReceivedAndReceivable_019e6f26-81b7-7871-940f-c46e63886430" xlink:href="psec-20260630.xsd#psec_InvestmentOwnedDistributionReceivedAndReceivable"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_019e6f26-81b7-7ccb-a397-486d3654c831" xlink:to="loc_psec_InvestmentOwnedDistributionReceivedAndReceivable_019e6f26-81b7-7871-940f-c46e63886430" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentOwnedEffectiveYieldInterestIncomeRecognized_019e6f26-81b7-7872-8d35-9af87cf6c1f8" xlink:href="psec-20260630.xsd#psec_InvestmentOwnedEffectiveYieldInterestIncomeRecognized"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_019e6f26-81b7-7ccb-a397-486d3654c831" xlink:to="loc_psec_InvestmentOwnedEffectiveYieldInterestIncomeRecognized_019e6f26-81b7-7872-8d35-9af87cf6c1f8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/PortfolioInvestmentsIndustriesandGeographicalLocationsComprisingGreaterthan10ofPortfolioFairValueDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#PortfolioInvestmentsIndustriesandGeographicalLocationsComprisingGreaterthan10ofPortfolioFairValueDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/PortfolioInvestmentsIndustriesandGeographicalLocationsComprisingGreaterthan10ofPortfolioFairValueDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-7938-9d91-a4a2823941b3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTable_019e6f26-81b7-73d1-a82b-7612c37ebca0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-7938-9d91-a4a2823941b3" xlink:to="loc_us-gaap_ConcentrationRiskTable_019e6f26-81b7-73d1-a82b-7612c37ebca0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-81b7-7485-be61-638c5e6d2c12" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesByIndustryAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTable_019e6f26-81b7-73d1-a82b-7612c37ebca0" xlink:to="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-81b7-7485-be61-638c5e6d2c12" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-71c1-a5ad-5717fe3933b3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquitySecuritiesIndustryMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesByIndustryAxis_019e6f26-81b7-7485-be61-638c5e6d2c12" xlink:to="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-71c1-a5ad-5717fe3933b3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ConsumerFinanceSectorMember_019e6f26-81b7-76e1-9b6d-033a29612bc2" xlink:href="psec-20260630.xsd#psec_ConsumerFinanceSectorMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-71c1-a5ad-5717fe3933b3" xlink:to="loc_psec_ConsumerFinanceSectorMember_019e6f26-81b7-76e1-9b6d-033a29612bc2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealEstateSectorMember_019e6f26-81b7-770c-bbb0-c5ef505b656b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RealEstateSectorMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-71c1-a5ad-5717fe3933b3" xlink:to="loc_us-gaap_RealEstateSectorMember_019e6f26-81b7-770c-bbb0-c5ef505b656b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HealthCareProvidersAndServicesSectorMember_019e6f26-81b7-7593-8ca7-6babc72b554a" xlink:href="psec-20260630.xsd#psec_HealthCareProvidersAndServicesSectorMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-71c1-a5ad-5717fe3933b3" xlink:to="loc_psec_HealthCareProvidersAndServicesSectorMember_019e6f26-81b7-7593-8ca7-6babc72b554a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AllOtherIndustrySectorsMember_019e6f26-81b7-745f-a252-adf69653b807" xlink:href="psec-20260630.xsd#psec_AllOtherIndustrySectorsMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_019e6f26-81b7-71c1-a5ad-5717fe3933b3" xlink:to="loc_psec_AllOtherIndustrySectorsMember_019e6f26-81b7-745f-a252-adf69653b807" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_019e6f26-81b7-7b44-b5a4-98caef07c30f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTable_019e6f26-81b7-73d1-a82b-7612c37ebca0" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_019e6f26-81b7-7b44-b5a4-98caef07c30f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_019e6f26-81b7-7411-a391-6ec03369335e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_019e6f26-81b7-7b44-b5a4-98caef07c30f" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_019e6f26-81b7-7411-a391-6ec03369335e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentsAtFairValueMember_019e6f26-81b7-7846-a2cd-21eb2e378f90" xlink:href="psec-20260630.xsd#psec_InvestmentsAtFairValueMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_019e6f26-81b7-7411-a391-6ec03369335e" xlink:to="loc_psec_InvestmentsAtFairValueMember_019e6f26-81b7-7846-a2cd-21eb2e378f90" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_019e6f26-81b7-71d1-82fa-64815d732b78" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskByTypeAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTable_019e6f26-81b7-73d1-a82b-7612c37ebca0" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_019e6f26-81b7-71d1-82fa-64815d732b78" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_019e6f26-81b7-7c90-a583-9e4afb02b6b1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_019e6f26-81b7-71d1-82fa-64815d732b78" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_019e6f26-81b7-7c90-a583-9e4afb02b6b1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_IndustryConcentrationRiskMember_019e6f26-81b7-71be-bbfd-e6f4745aabc7" xlink:href="psec-20260630.xsd#psec_IndustryConcentrationRiskMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_019e6f26-81b7-7c90-a583-9e4afb02b6b1" xlink:to="loc_psec_IndustryConcentrationRiskMember_019e6f26-81b7-71be-bbfd-e6f4745aabc7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskLineItems_019e6f26-81b7-75d5-a0e5-3d169fd9aae9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTable_019e6f26-81b7-73d1-a82b-7612c37ebca0" xlink:to="loc_us-gaap_ConcentrationRiskLineItems_019e6f26-81b7-75d5-a0e5-3d169fd9aae9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-81b7-77fc-876e-34819abfb7e1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtCost"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_019e6f26-81b7-75d5-a0e5-3d169fd9aae9" xlink:to="loc_us-gaap_InvestmentOwnedAtCost_019e6f26-81b7-77fc-876e-34819abfb7e1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-7896-badb-8a131ef7e658" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_019e6f26-81b7-75d5-a0e5-3d169fd9aae9" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-7896-badb-8a131ef7e658" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_019e6f26-81b7-7b1c-9cf4-ce51b98c0f90" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskPercentage1"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_019e6f26-81b7-75d5-a0e5-3d169fd9aae9" xlink:to="loc_us-gaap_ConcentrationRiskPercentage1_019e6f26-81b7-7b1c-9cf4-ce51b98c0f90" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/PortfolioInvestmentsUnobservableInputsUsedinFairValueMeasurementofLevel3InvestmentsDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#PortfolioInvestmentsUnobservableInputsUsedinFairValueMeasurementofLevel3InvestmentsDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/PortfolioInvestmentsUnobservableInputsUsedinFairValueMeasurementofLevel3InvestmentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-7132-9dc7-6b0d1c083a71" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_019e6f26-81b7-776b-af91-c573727f0062" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019e6f26-81b7-7132-9dc7-6b0d1c083a71" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_019e6f26-81b7-776b-af91-c573727f0062" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019e6f26-81b7-7296-b4bc-7aab71c1ce8e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_019e6f26-81b7-776b-af91-c573727f0062" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019e6f26-81b7-7296-b4bc-7aab71c1ce8e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e6f26-81b7-7c62-9e55-c79965fe0ffa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019e6f26-81b7-7296-b4bc-7aab71c1ce8e" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e6f26-81b7-7c62-9e55-c79965fe0ffa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_019e6f26-81b7-7da4-a946-7cf002def961" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e6f26-81b7-7c62-9e55-c79965fe0ffa" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_019e6f26-81b7-7da4-a946-7cf002def961" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_019e6f26-81b7-726c-a8c7-4ed52aa2d8c5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_019e6f26-81b7-776b-af91-c573727f0062" xlink:to="loc_us-gaap_FinancialInstrumentAxis_019e6f26-81b7-726c-a8c7-4ed52aa2d8c5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_019e6f26-81b7-726c-a8c7-4ed52aa2d8c5" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLien1Member_019e6f26-81b7-7829-a20f-3b62b2bbe301" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLien1Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_DebtSecuritiesFirstLien1Member_019e6f26-81b7-7829-a20f-3b62b2bbe301" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLien2Member_019e6f26-81b7-7ad0-ad27-88536567d224" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLien2Member"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_DebtSecuritiesFirstLien2Member_019e6f26-81b7-7ad0-ad27-88536567d224" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLien3Member_019e6f26-81b7-738b-96e2-f9c90bd82a47" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLien3Member"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_DebtSecuritiesFirstLien3Member_019e6f26-81b7-738b-96e2-f9c90bd82a47" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLien4Member_019e6f26-81b7-7fa9-b3f7-ef76909624bf" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLien4Member"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_DebtSecuritiesFirstLien4Member_019e6f26-81b7-7fa9-b3f7-ef76909624bf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLien5Member_019e6f26-81b7-730c-b411-0ade4354b6c4" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLien5Member"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_DebtSecuritiesFirstLien5Member_019e6f26-81b7-730c-b411-0ade4354b6c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLien6Member_019e6f26-81b7-74d5-a545-028bb308470f" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLien6Member"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_DebtSecuritiesFirstLien6Member_019e6f26-81b7-74d5-a545-028bb308470f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLien7Member_019e6f26-81b7-7ff0-a411-c7808ac90b58" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLien7Member"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_DebtSecuritiesFirstLien7Member_019e6f26-81b7-7ff0-a411-c7808ac90b58" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLien8Member_019e6f26-81b7-7fab-8f79-90a4f74d89e7" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLien8Member"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_DebtSecuritiesFirstLien8Member_019e6f26-81b7-7fab-8f79-90a4f74d89e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLien9Member_019e6f26-81b7-7afe-9dfb-ea955aaefe4e" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLien9Member"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_DebtSecuritiesFirstLien9Member_019e6f26-81b7-7afe-9dfb-ea955aaefe4e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLien10Member_019e6f26-81b7-7ff7-a8b7-a79e081694e5" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLien10Member"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_DebtSecuritiesFirstLien10Member_019e6f26-81b7-7ff7-a8b7-a79e081694e5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLien11Member_019e6f26-81b7-73ba-9101-cface90b5829" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLien11Member"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_DebtSecuritiesFirstLien11Member_019e6f26-81b7-73ba-9101-cface90b5829" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLien12Member_019e6f26-81b7-7e90-bd75-4c8a592260d5" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLien12Member"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_DebtSecuritiesFirstLien12Member_019e6f26-81b7-7e90-bd75-4c8a592260d5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesFirstLien13Member_019e6f26-81b7-717b-a659-aaabba4e7b64" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesFirstLien13Member"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_DebtSecuritiesFirstLien13Member_019e6f26-81b7-717b-a659-aaabba4e7b64" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesSecondLien1Member_019e6f26-81b7-7fd4-bff0-c3b22bf933da" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesSecondLien1Member"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_DebtSecuritiesSecondLien1Member_019e6f26-81b7-7fd4-bff0-c3b22bf933da" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesSecondLien2Member_019e6f26-81b7-7b43-8d56-84b4c60c4fdf" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesSecondLien2Member"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_DebtSecuritiesSecondLien2Member_019e6f26-81b7-7b43-8d56-84b4c60c4fdf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesSecondLien3Member_019e6f26-81b7-7420-8e45-2b8498b21933" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesSecondLien3Member"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_DebtSecuritiesSecondLien3Member_019e6f26-81b7-7420-8e45-2b8498b21933" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesSecondLien4Member_019e6f26-81b7-793c-96fa-1aa4b9febdec" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesSecondLien4Member"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_DebtSecuritiesSecondLien4Member_019e6f26-81b7-793c-96fa-1aa4b9febdec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtSecuritiesSecondLien5Member_019fda5e-5190-7afa-9efe-a546ff6df083" xlink:href="psec-20260630.xsd#psec_DebtSecuritiesSecondLien5Member"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_DebtSecuritiesSecondLien5Member_019fda5e-5190-7afa-9efe-a546ff6df083" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubordinatedDebtMember_019e6f26-81b7-7722-941f-86bcc131e3e7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubordinatedDebtMember"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_us-gaap_SubordinatedDebtMember_019e6f26-81b7-7722-941f-86bcc131e3e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnsecuredDebtMember_019e6f26-81b7-72ad-83d2-25c1cf1cf2af" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_UnsecuredDebtMember"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_us-gaap_UnsecuredDebtMember_019e6f26-81b7-72ad-83d2-25c1cf1cf2af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PreferredStock1Member_019e6f26-81b7-7125-b40b-766d583d2332" xlink:href="psec-20260630.xsd#psec_PreferredStock1Member"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_PreferredStock1Member_019e6f26-81b7-7125-b40b-766d583d2332" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PreferredStock2Member_019e6f26-81b7-753a-87ca-1364b38b257e" xlink:href="psec-20260630.xsd#psec_PreferredStock2Member"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_PreferredStock2Member_019e6f26-81b7-753a-87ca-1364b38b257e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PreferredStock3Member_019e6f26-81b7-72df-8bae-406df4cc2064" xlink:href="psec-20260630.xsd#psec_PreferredStock3Member"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_PreferredStock3Member_019e6f26-81b7-72df-8bae-406df4cc2064" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PreferredStock4Member_019e6f26-81b7-7dfd-b57d-58391df983f2" xlink:href="psec-20260630.xsd#psec_PreferredStock4Member"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_PreferredStock4Member_019e6f26-81b7-7dfd-b57d-58391df983f2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_LiquidationTrustMember_019e6f26-81b7-7b2d-a92d-1eb55062ceba" xlink:href="psec-20260630.xsd#psec_LiquidationTrustMember"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_LiquidationTrustMember_019e6f26-81b7-7b2d-a92d-1eb55062ceba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommonStockInterestsOrWarrants1Member_019e6f26-81b7-7f97-8e37-fcbf6bf33794" xlink:href="psec-20260630.xsd#psec_CommonStockInterestsOrWarrants1Member"/>
    <link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_CommonStockInterestsOrWarrants1Member_019e6f26-81b7-7f97-8e37-fcbf6bf33794" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommonStockInterestsOrWarrants2Member_019e6f26-81b7-73ff-aad6-2d344e356127" xlink:href="psec-20260630.xsd#psec_CommonStockInterestsOrWarrants2Member"/>
    <link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_CommonStockInterestsOrWarrants2Member_019e6f26-81b7-73ff-aad6-2d344e356127" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommonStockInterestsOrWarrants3Member_019e6f26-81b7-76ab-ab3b-9c7cac511328" xlink:href="psec-20260630.xsd#psec_CommonStockInterestsOrWarrants3Member"/>
    <link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_CommonStockInterestsOrWarrants3Member_019e6f26-81b7-76ab-ab3b-9c7cac511328" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommonStockInterestsOrWarrants4Member_019e6f26-81b7-78a9-8c26-193f4306c5fe" xlink:href="psec-20260630.xsd#psec_CommonStockInterestsOrWarrants4Member"/>
    <link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_CommonStockInterestsOrWarrants4Member_019e6f26-81b7-78a9-8c26-193f4306c5fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommonStockInterestsOrWarrants5Member_019e6f26-81b7-710c-a68d-99338052582a" xlink:href="psec-20260630.xsd#psec_CommonStockInterestsOrWarrants5Member"/>
    <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_CommonStockInterestsOrWarrants5Member_019e6f26-81b7-710c-a68d-99338052582a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommonStockInterestsOrWarrants6Member_019e6f26-81b7-7e48-87b2-cc7562ab844d" xlink:href="psec-20260630.xsd#psec_CommonStockInterestsOrWarrants6Member"/>
    <link:presentationArc order="31" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_CommonStockInterestsOrWarrants6Member_019e6f26-81b7-7e48-87b2-cc7562ab844d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommonStockInterestsOrWarrants7Member_019e6f26-81b7-7503-98ad-71517063546a" xlink:href="psec-20260630.xsd#psec_CommonStockInterestsOrWarrants7Member"/>
    <link:presentationArc order="32" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_CommonStockInterestsOrWarrants7Member_019e6f26-81b7-7503-98ad-71517063546a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommonStockInterestsOrWarrants8Member_019e6f26-81b7-7a30-8a58-45285f270d26" xlink:href="psec-20260630.xsd#psec_CommonStockInterestsOrWarrants8Member"/>
    <link:presentationArc order="33" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_CommonStockInterestsOrWarrants8Member_019e6f26-81b7-7a30-8a58-45285f270d26" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommonStockInterestsOrWarrants9Member_019e6f26-81b7-79a2-bd85-d67abe6270f0" xlink:href="psec-20260630.xsd#psec_CommonStockInterestsOrWarrants9Member"/>
    <link:presentationArc order="34" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_CommonStockInterestsOrWarrants9Member_019e6f26-81b7-79a2-bd85-d67abe6270f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommonStockInterestsOrWarrants10Member_019e6f26-81b7-7caf-9d9c-1157a3e631b8" xlink:href="psec-20260630.xsd#psec_CommonStockInterestsOrWarrants10Member"/>
    <link:presentationArc order="35" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019e6f26-81b7-7484-854d-c808592d45f8" xlink:to="loc_psec_CommonStockInterestsOrWarrants10Member_019e6f26-81b7-7caf-9d9c-1157a3e631b8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationTechniqueAxis_019e6f26-81b7-713a-98aa-e99895fb5cbc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ValuationTechniqueAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_019e6f26-81b7-776b-af91-c573727f0062" xlink:to="loc_us-gaap_ValuationTechniqueAxis_019e6f26-81b7-713a-98aa-e99895fb5cbc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationTechniqueDomain_019e6f26-81b7-7a45-8780-994fe012836c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ValuationTechniqueDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ValuationTechniqueAxis_019e6f26-81b7-713a-98aa-e99895fb5cbc" xlink:to="loc_us-gaap_ValuationTechniqueDomain_019e6f26-81b7-7a45-8780-994fe012836c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationTechniqueDiscountedCashFlowMember_019e6f26-81b7-71f1-9e6f-f1ebac0e73e5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ValuationTechniqueDiscountedCashFlowMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ValuationTechniqueDomain_019e6f26-81b7-7a45-8780-994fe012836c" xlink:to="loc_us-gaap_ValuationTechniqueDiscountedCashFlowMember_019e6f26-81b7-71f1-9e6f-f1ebac0e73e5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValuationEnterpriseMarketAndDiscountedCashFlowApproachMember_019e6f26-81b7-71ca-91ed-f1515e638623" xlink:href="psec-20260630.xsd#psec_ValuationEnterpriseMarketAndDiscountedCashFlowApproachMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ValuationTechniqueDomain_019e6f26-81b7-7a45-8780-994fe012836c" xlink:to="loc_psec_ValuationEnterpriseMarketAndDiscountedCashFlowApproachMember_019e6f26-81b7-71ca-91ed-f1515e638623" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketApproachValuationTechniqueMember_019e6f26-81b7-7db2-a962-c2087a63d977" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MarketApproachValuationTechniqueMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ValuationTechniqueDomain_019e6f26-81b7-7a45-8780-994fe012836c" xlink:to="loc_us-gaap_MarketApproachValuationTechniqueMember_019e6f26-81b7-7db2-a962-c2087a63d977" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValuationEnterpriseMarketDiscountedCashFlowApproachAndOptionPricingModelMember_019e6f26-81b7-7cc1-bfa5-7c6d89b37df3" xlink:href="psec-20260630.xsd#psec_ValuationEnterpriseMarketDiscountedCashFlowApproachAndOptionPricingModelMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ValuationTechniqueDomain_019e6f26-81b7-7a45-8780-994fe012836c" xlink:to="loc_psec_ValuationEnterpriseMarketDiscountedCashFlowApproachAndOptionPricingModelMember_019e6f26-81b7-7cc1-bfa5-7c6d89b37df3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationTechniqueOptionPricingModelMember_019e6f26-81b7-7f32-acaa-9a1db9eeab94" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ValuationTechniqueOptionPricingModelMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ValuationTechniqueDomain_019e6f26-81b7-7a45-8780-994fe012836c" xlink:to="loc_us-gaap_ValuationTechniqueOptionPricingModelMember_019e6f26-81b7-7f32-acaa-9a1db9eeab94" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValuationApproachEnterpriseValueWaterfallMember_019e6f26-81b7-7bcf-b238-de3c339b877b" xlink:href="psec-20260630.xsd#psec_ValuationApproachEnterpriseValueWaterfallMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ValuationTechniqueDomain_019e6f26-81b7-7a45-8780-994fe012836c" xlink:to="loc_psec_ValuationApproachEnterpriseValueWaterfallMember_019e6f26-81b7-7bcf-b238-de3c339b877b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValuationTechniqueAssetRecoveryAnalysisMember_019e6f26-81b7-7719-92be-cc1690def6f4" xlink:href="psec-20260630.xsd#psec_ValuationTechniqueAssetRecoveryAnalysisMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ValuationTechniqueDomain_019e6f26-81b7-7a45-8780-994fe012836c" xlink:to="loc_psec_ValuationTechniqueAssetRecoveryAnalysisMember_019e6f26-81b7-7719-92be-cc1690def6f4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EnterpriseMarketCashFlowApproachAndOptionPricingModelMember_019e6f26-81b7-7f64-a736-e74a41463d4c" xlink:href="psec-20260630.xsd#psec_EnterpriseMarketCashFlowApproachAndOptionPricingModelMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ValuationTechniqueDomain_019e6f26-81b7-7a45-8780-994fe012836c" xlink:to="loc_psec_EnterpriseMarketCashFlowApproachAndOptionPricingModelMember_019e6f26-81b7-7f64-a736-e74a41463d4c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019e6f26-81b7-7fea-8fb1-4a8f353857ed" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_019e6f26-81b7-776b-af91-c573727f0062" xlink:to="loc_srt_RangeAxis_019e6f26-81b7-7fea-8fb1-4a8f353857ed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019e6f26-81b7-732d-90e4-dff9167ae190" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeAxis_019e6f26-81b7-7fea-8fb1-4a8f353857ed" xlink:to="loc_srt_RangeMember_019e6f26-81b7-732d-90e4-dff9167ae190" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_019e6f26-81b7-71ee-9770-7b23020a8522" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MinimumMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_019e6f26-81b7-732d-90e4-dff9167ae190" xlink:to="loc_srt_MinimumMember_019e6f26-81b7-71ee-9770-7b23020a8522" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019e6f26-81b7-7a86-9e38-028f0d443930" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MaximumMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_019e6f26-81b7-732d-90e4-dff9167ae190" xlink:to="loc_srt_MaximumMember_019e6f26-81b7-7a86-9e38-028f0d443930" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_WeightedAverageMember_019e6f26-81b7-78f2-ae0d-10697d6ccdf5" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_WeightedAverageMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_019e6f26-81b7-732d-90e4-dff9167ae190" xlink:to="loc_srt_WeightedAverageMember_019e6f26-81b7-78f2-ae0d-10697d6ccdf5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputTypeAxis_019e6f26-81b7-7279-ba86-3197a3f2e0e5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MeasurementInputTypeAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_019e6f26-81b7-776b-af91-c573727f0062" xlink:to="loc_us-gaap_MeasurementInputTypeAxis_019e6f26-81b7-7279-ba86-3197a3f2e0e5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputTypeDomain_019e6f26-81b7-7194-8ee8-f7a5ce74c649" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MeasurementInputTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeAxis_019e6f26-81b7-7279-ba86-3197a3f2e0e5" xlink:to="loc_us-gaap_MeasurementInputTypeDomain_019e6f26-81b7-7194-8ee8-f7a5ce74c649" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MeasurementInputMarketYieldMember_019e6f26-81b7-71b8-9d54-69bc04c658ce" xlink:href="psec-20260630.xsd#psec_MeasurementInputMarketYieldMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_019e6f26-81b7-7194-8ee8-f7a5ce74c649" xlink:to="loc_psec_MeasurementInputMarketYieldMember_019e6f26-81b7-71b8-9d54-69bc04c658ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputDiscountRateMember_019e6f26-81b7-7464-bcb7-b5197679c0d7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MeasurementInputDiscountRateMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_019e6f26-81b7-7194-8ee8-f7a5ce74c649" xlink:to="loc_us-gaap_MeasurementInputDiscountRateMember_019e6f26-81b7-7464-bcb7-b5197679c0d7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputCapRateMember_019e6f26-81b7-75d9-8b69-e8883f8a9edc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MeasurementInputCapRateMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_019e6f26-81b7-7194-8ee8-f7a5ce74c649" xlink:to="loc_us-gaap_MeasurementInputCapRateMember_019e6f26-81b7-75d9-8b69-e8883f8a9edc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputEbitdaMultipleMember_019e6f26-81b7-77fc-8c5d-489f336ecb2b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MeasurementInputEbitdaMultipleMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_019e6f26-81b7-7194-8ee8-f7a5ce74c649" xlink:to="loc_us-gaap_MeasurementInputEbitdaMultipleMember_019e6f26-81b7-77fc-8c5d-489f336ecb2b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MeasurementInputTangibleBookValueMultipleMember_019e6f26-81b7-7f15-9a2f-c461d0790273" xlink:href="psec-20260630.xsd#psec_MeasurementInputTangibleBookValueMultipleMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_019e6f26-81b7-7194-8ee8-f7a5ce74c649" xlink:to="loc_psec_MeasurementInputTangibleBookValueMultipleMember_019e6f26-81b7-7f15-9a2f-c461d0790273" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MeasurementInputEarningsMultipleMember_019e6f26-81b7-7df3-9e95-f0d9f1802450" xlink:href="psec-20260630.xsd#psec_MeasurementInputEarningsMultipleMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_019e6f26-81b7-7194-8ee8-f7a5ce74c649" xlink:to="loc_psec_MeasurementInputEarningsMultipleMember_019e6f26-81b7-7df3-9e95-f0d9f1802450" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputRevenueMultipleMember_019e6f26-81b7-73cc-ab17-d441b7e616f8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MeasurementInputRevenueMultipleMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_019e6f26-81b7-7194-8ee8-f7a5ce74c649" xlink:to="loc_us-gaap_MeasurementInputRevenueMultipleMember_019e6f26-81b7-73cc-ab17-d441b7e616f8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputPriceVolatilityMember_019e6f26-81b7-70b0-b6af-46efc111922e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MeasurementInputPriceVolatilityMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_019e6f26-81b7-7194-8ee8-f7a5ce74c649" xlink:to="loc_us-gaap_MeasurementInputPriceVolatilityMember_019e6f26-81b7-70b0-b6af-46efc111922e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MeasurementInputEquityRatesOfReturnMember_019fda5b-d536-7755-801e-ad0aa8ac7a11" xlink:href="psec-20260630.xsd#psec_MeasurementInputEquityRatesOfReturnMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_019e6f26-81b7-7194-8ee8-f7a5ce74c649" xlink:to="loc_psec_MeasurementInputEquityRatesOfReturnMember_019fda5b-d536-7755-801e-ad0aa8ac7a11" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_019e6f26-81b7-7ea7-bb41-569f15079ea6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_019e6f26-81b7-776b-af91-c573727f0062" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_019e6f26-81b7-7ea7-bb41-569f15079ea6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-7046-8efa-cdd801622d45" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_019e6f26-81b7-7ea7-bb41-569f15079ea6" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019e6f26-81b7-7046-8efa-cdd801622d45" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyInvestmentOwnedFairValueMeasurementInput_019e6f26-81b7-7ebc-830d-ae6e1d830f8a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyInvestmentOwnedFairValueMeasurementInput"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_019e6f26-81b7-7ea7-bb41-569f15079ea6" xlink:to="loc_us-gaap_InvestmentCompanyInvestmentOwnedFairValueMeasurementInput_019e6f26-81b7-7ebc-830d-ae6e1d830f8a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/PortfolioInvestmentsMortgagesOutstandingforNPRCDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#PortfolioInvestmentsMortgagesOutstandingforNPRCDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/PortfolioInvestmentsMortgagesOutstandingforNPRCDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019f047f-16d6-7ea6-9733-5e588f85adcc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_019f047f-16d6-75df-a8da-4cc956ef6fc8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019f047f-16d6-7ea6-9733-5e588f85adcc" xlink:to="loc_us-gaap_DebtInstrumentTable_019f047f-16d6-75df-a8da-4cc956ef6fc8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis_019fda6f-2a74-7c34-ba78-d0d83a88f2b3" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019f047f-16d6-75df-a8da-4cc956ef6fc8" xlink:to="loc_srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis_019fda6f-2a74-7c34-ba78-d0d83a88f2b3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis_019fda6f-2a74-7c34-ba78-d0d83a88f2b3" xlink:to="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TacoBellOKMember_019fda6f-2a74-7bbb-9958-f46c580d1c1e" xlink:href="psec-20260630.xsd#psec_TacoBellOKMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_TacoBellOKMember_019fda6f-2a74-7bbb-9958-f46c580d1c1e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TacoBellMoMember_019fda6f-2a74-7a2b-b0da-02451adfd815" xlink:href="psec-20260630.xsd#psec_TacoBellMoMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_TacoBellMoMember_019fda6f-2a74-7a2b-b0da-02451adfd815" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AbbieLakesOHPartnersLLCMember_019fda6f-2a74-7dea-8087-12b3360a43e0" xlink:href="psec-20260630.xsd#psec_AbbieLakesOHPartnersLLCMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_AbbieLakesOHPartnersLLCMember_019fda6f-2a74-7dea-8087-12b3360a43e0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_KengaryWayOHPartnersLLCMember_019fda6f-2a74-7c58-8680-a9c535aac9df" xlink:href="psec-20260630.xsd#psec_KengaryWayOHPartnersLLCMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_KengaryWayOHPartnersLLCMember_019fda6f-2a74-7c58-8680-a9c535aac9df" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_LakeviewTrailOHPartnersLLCMember_019fda6f-2a74-7844-bcc5-2bf9802611a5" xlink:href="psec-20260630.xsd#psec_LakeviewTrailOHPartnersLLCMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_LakeviewTrailOHPartnersLLCMember_019fda6f-2a74-7844-bcc5-2bf9802611a5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_LakepointOHPartnersLLCMember_019fda6f-2a74-7392-96e0-e77ad2050fa1" xlink:href="psec-20260630.xsd#psec_LakepointOHPartnersLLCMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_LakepointOHPartnersLLCMember_019fda6f-2a74-7392-96e0-e77ad2050fa1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SunburyOHPartnersLLCMember_019fda6f-2a74-7d56-859d-eafef08c5222" xlink:href="psec-20260630.xsd#psec_SunburyOHPartnersLLCMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_SunburyOHPartnersLLCMember_019fda6f-2a74-7d56-859d-eafef08c5222" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HeatherbridgeOHPartnersLLCMember_019fda6f-2a74-7f38-8227-3b412a88ff67" xlink:href="psec-20260630.xsd#psec_HeatherbridgeOHPartnersLLCMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_HeatherbridgeOHPartnersLLCMember_019fda6f-2a74-7f38-8227-3b412a88ff67" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_JeffersonChaseOHPartnersLLCMember_019fda6f-2a74-7e3d-9227-28b4c8f0e0a2" xlink:href="psec-20260630.xsd#psec_JeffersonChaseOHPartnersLLCMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_JeffersonChaseOHPartnersLLCMember_019fda6f-2a74-7e3d-9227-28b4c8f0e0a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_GoldenstrandOHPartnersLLCMember_019fda6f-2a74-705d-b0cf-8f14ba413f2e" xlink:href="psec-20260630.xsd#psec_GoldenstrandOHPartnersLLCMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_GoldenstrandOHPartnersLLCMember_019fda6f-2a74-705d-b0cf-8f14ba413f2e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VesperCorpusChristiLLCCorpusChristiTXMember_019fda6f-2a74-78a8-98d4-c4c331b36676" xlink:href="psec-20260630.xsd#psec_VesperCorpusChristiLLCCorpusChristiTXMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_VesperCorpusChristiLLCCorpusChristiTXMember_019fda6f-2a74-78a8-98d4-c4c331b36676" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VesperCampusQuartersLLCMember_019fda6f-2a74-78c7-934f-245d78945717" xlink:href="psec-20260630.xsd#psec_VesperCampusQuartersLLCMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_VesperCampusQuartersLLCMember_019fda6f-2a74-78c7-934f-245d78945717" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A9220OldLanternWayLLCMember_019fda6f-2a74-7a36-b100-1aa13c22ba89" xlink:href="psec-20260630.xsd#psec_A9220OldLanternWayLLCMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_A9220OldLanternWayLLCMember_019fda6f-2a74-7a36-b100-1aa13c22ba89" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A7915BaymeadowsCircleOwnerLLCMember_019fda6f-2a74-720c-9da9-6347a6bca41a" xlink:href="psec-20260630.xsd#psec_A7915BaymeadowsCircleOwnerLLCMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_A7915BaymeadowsCircleOwnerLLCMember_019fda6f-2a74-720c-9da9-6347a6bca41a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A8025BaymeadowsCircleOwnerLLCMember_019fda6f-2a74-7faa-a247-304b9be60c6d" xlink:href="psec-20260630.xsd#psec_A8025BaymeadowsCircleOwnerLLCMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_A8025BaymeadowsCircleOwnerLLCMember_019fda6f-2a74-7faa-a247-304b9be60c6d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A23275RiversideDriveOwnerLLCMember_019fda6f-2a74-7b43-b032-eb8e21f1a6b5" xlink:href="psec-20260630.xsd#psec_A23275RiversideDriveOwnerLLCMember"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_A23275RiversideDriveOwnerLLCMember_019fda6f-2a74-7b43-b032-eb8e21f1a6b5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A23741PondRoadOwnerLLCMember_019fda6f-2a74-75a6-af98-9f548f8e32e0" xlink:href="psec-20260630.xsd#psec_A23741PondRoadOwnerLLCMember"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_A23741PondRoadOwnerLLCMember_019fda6f-2a74-75a6-af98-9f548f8e32e0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A150SteeplechaseWayOwnerLLCMember_019fda6f-2a74-79d8-ad3f-55d1cbef41dd" xlink:href="psec-20260630.xsd#psec_A150SteeplechaseWayOwnerLLCMember"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_A150SteeplechaseWayOwnerLLCMember_019fda6f-2a74-79d8-ad3f-55d1cbef41dd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_OlentangyCommonsOwnerLLCMember_019fda6f-2a74-7d26-9ac7-e32a050de7d9" xlink:href="psec-20260630.xsd#psec_OlentangyCommonsOwnerLLCMember"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_OlentangyCommonsOwnerLLCMember_019fda6f-2a74-7d26-9ac7-e32a050de7d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VillagesOfWildwoodHoldingsLLCMember_019fda6f-2a74-7e61-bc3a-2c99b08b5b81" xlink:href="psec-20260630.xsd#psec_VillagesOfWildwoodHoldingsLLCMember"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_VillagesOfWildwoodHoldingsLLCMember_019fda6f-2a74-7e61-bc3a-2c99b08b5b81" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FallingCreekHoldingsLLCMember_019fda6f-2a74-7624-af84-229f4d9a9d89" xlink:href="psec-20260630.xsd#psec_FallingCreekHoldingsLLCMember"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_FallingCreekHoldingsLLCMember_019fda6f-2a74-7624-af84-229f4d9a9d89" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_LorringOwnerLLCMember_019fda6f-2a74-78f8-b5b1-d26510d121c7" xlink:href="psec-20260630.xsd#psec_LorringOwnerLLCMember"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_LorringOwnerLLCMember_019fda6f-2a74-78f8-b5b1-d26510d121c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HamptonsApartmentsOwnerLLCMember_019fda6f-2a74-78a9-b210-b3d83a188420" xlink:href="psec-20260630.xsd#psec_HamptonsApartmentsOwnerLLCMember"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_HamptonsApartmentsOwnerLLCMember_019fda6f-2a74-78a9-b210-b3d83a188420" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A5224LongRoadHoldingsLLCMember_019fda6f-2a74-77a4-9707-f06ceb08d428" xlink:href="psec-20260630.xsd#psec_A5224LongRoadHoldingsLLCMember"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_A5224LongRoadHoldingsLLCMember_019fda6f-2a74-77a4-9707-f06ceb08d428" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DruidHillsHoldingsLLCMember_019fda6f-2a74-7724-9b7e-684c379817c2" xlink:href="psec-20260630.xsd#psec_DruidHillsHoldingsLLCMember"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_DruidHillsHoldingsLLCMember_019fda6f-2a74-7724-9b7e-684c379817c2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SterlingPlaceHoldingsLLCMember_019fda6f-2a74-7caf-806e-3ec7acc99303" xlink:href="psec-20260630.xsd#psec_SterlingPlaceHoldingsLLCMember"/>
    <link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_SterlingPlaceHoldingsLLCMember_019fda6f-2a74-7caf-806e-3ec7acc99303" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SPCPHamptonLLCMember_019fda6f-2a74-789f-aa0d-c3ad1618ecf4" xlink:href="psec-20260630.xsd#psec_SPCPHamptonLLCMember"/>
    <link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_SPCPHamptonLLCMember_019fda6f-2a74-789f-aa0d-c3ad1618ecf4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PalmettoCreekHoldingsLLCMember_019fda6f-2a74-77ad-a8d9-fda94e32667f" xlink:href="psec-20260630.xsd#psec_PalmettoCreekHoldingsLLCMember"/>
    <link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_PalmettoCreekHoldingsLLCMember_019fda6f-2a74-77ad-a8d9-fda94e32667f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValoraAtHomewoodHoldingsLLCMember_019fda6f-2a74-78b4-b3f3-743ee1d80c73" xlink:href="psec-20260630.xsd#psec_ValoraAtHomewoodHoldingsLLCMember"/>
    <link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_ValoraAtHomewoodHoldingsLLCMember_019fda6f-2a74-78b4-b3f3-743ee1d80c73" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NPRCFairburnLLCMember_019fda6f-2a74-768e-8387-0f08022d424a" xlink:href="psec-20260630.xsd#psec_NPRCFairburnLLCMember"/>
    <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_NPRCFairburnLLCMember_019fda6f-2a74-768e-8387-0f08022d424a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NPRCTaylorsLLCMember_019fda6f-2a74-7825-abaf-d31d146d3914" xlink:href="psec-20260630.xsd#psec_NPRCTaylorsLLCMember"/>
    <link:presentationArc order="31" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_NPRCTaylorsLLCMember_019fda6f-2a74-7825-abaf-d31d146d3914" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ParksideAtLaurelWestOwnerLLCMember_019fda6f-2a74-799f-b5cf-686c140295e1" xlink:href="psec-20260630.xsd#psec_ParksideAtLaurelWestOwnerLLCMember"/>
    <link:presentationArc order="32" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_ParksideAtLaurelWestOwnerLLCMember_019fda6f-2a74-799f-b5cf-686c140295e1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_WillowsAtNorthEndOwnerLLCMember_019fda6f-2a74-7ff6-aaec-d27bd101745d" xlink:href="psec-20260630.xsd#psec_WillowsAtNorthEndOwnerLLCMember"/>
    <link:presentationArc order="33" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_WillowsAtNorthEndOwnerLLCMember_019fda6f-2a74-7ff6-aaec-d27bd101745d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SPCPEdgeCLOwnerLLCMember_019fda6f-2a74-7d99-ba4e-7a9f8cfdd755" xlink:href="psec-20260630.xsd#psec_SPCPEdgeCLOwnerLLCMember"/>
    <link:presentationArc order="34" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_SPCPEdgeCLOwnerLLCMember_019fda6f-2a74-7d99-ba4e-7a9f8cfdd755" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_JacksonPearOrchardLLCMember_019fda6f-2a74-7a33-97d8-e9e3022faf17" xlink:href="psec-20260630.xsd#psec_JacksonPearOrchardLLCMember"/>
    <link:presentationArc order="35" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_JacksonPearOrchardLLCMember_019fda6f-2a74-7a33-97d8-e9e3022faf17" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_JacksonLakeshoreLandingLLCMember_019fda6f-2a74-7cee-8da7-e3a55a4f1acf" xlink:href="psec-20260630.xsd#psec_JacksonLakeshoreLandingLLCMember"/>
    <link:presentationArc order="36" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_JacksonLakeshoreLandingLLCMember_019fda6f-2a74-7cee-8da7-e3a55a4f1acf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_JacksonReflectionPointeLLCMember_019fda6f-2a74-7624-9cc7-fd27ebe28ee1" xlink:href="psec-20260630.xsd#psec_JacksonReflectionPointeLLCMember"/>
    <link:presentationArc order="37" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_JacksonReflectionPointeLLCMember_019fda6f-2a74-7624-9cc7-fd27ebe28ee1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_JacksonCrosswindsLLCMember_019fda6f-2a74-7e9a-8792-738c5ab5f8ed" xlink:href="psec-20260630.xsd#psec_JacksonCrosswindsLLCMember"/>
    <link:presentationArc order="38" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_JacksonCrosswindsLLCMember_019fda6f-2a74-7e9a-8792-738c5ab5f8ed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ElliotApartmentsNorcrossLLCMember_019fda6f-2a74-7df1-8f53-34f3167d3271" xlink:href="psec-20260630.xsd#psec_ElliotApartmentsNorcrossLLCMember"/>
    <link:presentationArc order="39" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_ElliotApartmentsNorcrossLLCMember_019fda6f-2a74-7df1-8f53-34f3167d3271" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_Orlando442OwnerLLCWestVueApartmentsMember_019fda6f-2a74-733d-b69b-ccdc99ea3c53" xlink:href="psec-20260630.xsd#psec_Orlando442OwnerLLCWestVueApartmentsMember"/>
    <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_Orlando442OwnerLLCWestVueApartmentsMember_019fda6f-2a74-733d-b69b-ccdc99ea3c53" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NPRCWolfchaseLLCMember_019fda6f-2a74-7f06-ba95-0ed0c3222d77" xlink:href="psec-20260630.xsd#psec_NPRCWolfchaseLLCMember"/>
    <link:presentationArc order="41" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_NPRCWolfchaseLLCMember_019fda6f-2a74-7f06-ba95-0ed0c3222d77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NPRCTwinOaksLLCMember_019fda6f-2a74-7093-a1c9-34db480ca149" xlink:href="psec-20260630.xsd#psec_NPRCTwinOaksLLCMember"/>
    <link:presentationArc order="42" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_NPRCTwinOaksLLCMember_019fda6f-2a74-7093-a1c9-34db480ca149" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NPRCLancasterLLCMember_019fda6f-2a74-7aa8-aa83-0406a937c0d8" xlink:href="psec-20260630.xsd#psec_NPRCLancasterLLCMember"/>
    <link:presentationArc order="43" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_NPRCLancasterLLCMember_019fda6f-2a74-7aa8-aa83-0406a937c0d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NPRCRutlandLLCMember_019fda6f-2a74-7d7a-b0df-bc7d05e9a630" xlink:href="psec-20260630.xsd#psec_NPRCRutlandLLCMember"/>
    <link:presentationArc order="44" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_NPRCRutlandLLCMember_019fda6f-2a74-7d7a-b0df-bc7d05e9a630" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SouthportOwnerLLCSouthportCrossingMember_019fda6f-2a74-75a2-bcc8-484e28970b13" xlink:href="psec-20260630.xsd#psec_SouthportOwnerLLCSouthportCrossingMember"/>
    <link:presentationArc order="45" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_SouthportOwnerLLCSouthportCrossingMember_019fda6f-2a74-75a2-bcc8-484e28970b13" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TPCheyenneLLCMember_019fda6f-2a74-75ab-96d6-846209c6920d" xlink:href="psec-20260630.xsd#psec_TPCheyenneLLCMember"/>
    <link:presentationArc order="46" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_TPCheyenneLLCMember_019fda6f-2a74-75ab-96d6-846209c6920d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TPPuebloLLCMember_019fda6f-2a74-7a96-a808-215b446001bb" xlink:href="psec-20260630.xsd#psec_TPPuebloLLCMember"/>
    <link:presentationArc order="47" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_TPPuebloLLCMember_019fda6f-2a74-7a96-a808-215b446001bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TPStillwaterLLCMember_019fda6f-2a74-73f9-afe5-8544ad4d0715" xlink:href="psec-20260630.xsd#psec_TPStillwaterLLCMember"/>
    <link:presentationArc order="48" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_TPStillwaterLLCMember_019fda6f-2a74-73f9-afe5-8544ad4d0715" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TPKokomoLLCMember_019fda6f-2a74-70de-9d2b-cb03ce89b8ac" xlink:href="psec-20260630.xsd#psec_TPKokomoLLCMember"/>
    <link:presentationArc order="49" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_TPKokomoLLCMember_019fda6f-2a74-70de-9d2b-cb03ce89b8ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TerracesAtPerkinsRoweJVLLCMember_019fda6f-2a74-74b7-b6d8-dc6c7cf3b8e3" xlink:href="psec-20260630.xsd#psec_TerracesAtPerkinsRoweJVLLCMember"/>
    <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_TerracesAtPerkinsRoweJVLLCMember_019fda6f-2a74-74b7-b6d8-dc6c7cf3b8e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NPRCApexHoldingsLLCMember_019fda6f-2a74-756e-a2ec-345331745afc" xlink:href="psec-20260630.xsd#psec_NPRCApexHoldingsLLCMember"/>
    <link:presentationArc order="51" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_NPRCApexHoldingsLLCMember_019fda6f-2a74-756e-a2ec-345331745afc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NPRCParktonHoldingsLLCMember_019fda6f-2a74-7f07-9354-e01524699493" xlink:href="psec-20260630.xsd#psec_NPRCParktonHoldingsLLCMember"/>
    <link:presentationArc order="52" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_NPRCParktonHoldingsLLCMember_019fda6f-2a74-7f07-9354-e01524699493" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VesperTuscaloosaLLCMember_019fda6f-7d05-761b-99ee-d00c21d5cfe5" xlink:href="psec-20260630.xsd#psec_VesperTuscaloosaLLCMember"/>
    <link:presentationArc order="53" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_VesperTuscaloosaLLCMember_019fda6f-7d05-761b-99ee-d00c21d5cfe5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VesperCorpusChristiLLCMember_019fda6f-7d05-7420-a9d8-f282a3ffc87a" xlink:href="psec-20260630.xsd#psec_VesperCorpusChristiLLCMember"/>
    <link:presentationArc order="54" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_VesperCorpusChristiLLCMember_019fda6f-7d05-7420-a9d8-f282a3ffc87a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VesperCollegeStationLLCMember_019fda6f-7d05-7856-9236-8ed32ece4dcc" xlink:href="psec-20260630.xsd#psec_VesperCollegeStationLLCMember"/>
    <link:presentationArc order="55" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_VesperCollegeStationLLCMember_019fda6f-7d05-7856-9236-8ed32ece4dcc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VesperStatesboroLLCMember_019fda6f-7d05-7283-bd17-f92dbc5c4fd2" xlink:href="psec-20260630.xsd#psec_VesperStatesboroLLCMember"/>
    <link:presentationArc order="56" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_VesperStatesboroLLCMember_019fda6f-7d05-7283-bd17-f92dbc5c4fd2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CrownPointePassthroughLLCMember_019fda6f-7d05-7f4e-bb62-1bcdb0cc6670" xlink:href="psec-20260630.xsd#psec_CrownPointePassthroughLLCMember"/>
    <link:presentationArc order="57" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_CrownPointePassthroughLLCMember_019fda6f-7d05-7f4e-bb62-1bcdb0cc6670" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BelCantoNPRCParcstoneLLCMember_019fda6f-7d05-7e0e-a09e-0b3515fde6c7" xlink:href="psec-20260630.xsd#psec_BelCantoNPRCParcstoneLLCMember"/>
    <link:presentationArc order="58" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_BelCantoNPRCParcstoneLLCMember_019fda6f-7d05-7e0e-a09e-0b3515fde6c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BelCantoNPRCStoneRidgeLLCMember_019fda6f-7d05-79aa-b552-d1ceb68c4fde" xlink:href="psec-20260630.xsd#psec_BelCantoNPRCStoneRidgeLLCMember"/>
    <link:presentationArc order="59" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_019fda6f-2a74-7963-8961-8016f877fe27" xlink:to="loc_psec_BelCantoNPRCStoneRidgeLLCMember_019fda6f-7d05-79aa-b552-d1ceb68c4fde" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryAxis_019fda6f-2a74-73da-ac0c-e6ad49079d4b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019f047f-16d6-75df-a8da-4cc956ef6fc8" xlink:to="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryAxis_019fda6f-2a74-73da-ac0c-e6ad49079d4b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryDomain_019fda6f-2a74-7a6e-8b6b-aced35d3b6f1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryAxis_019fda6f-2a74-73da-ac0c-e6ad49079d4b" xlink:to="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryDomain_019fda6f-2a74-7a6e-8b6b-aced35d3b6f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NationalPropertyREITCorpMember_019fda6f-2a74-7e66-bcd6-a37f5545d73a" xlink:href="psec-20260630.xsd#psec_NationalPropertyREITCorpMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryDomain_019fda6f-2a74-7a6e-8b6b-aced35d3b6f1" xlink:to="loc_psec_NationalPropertyREITCorpMember_019fda6f-2a74-7e66-bcd6-a37f5545d73a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_019fda6f-2a74-7271-a244-dfc347c7e643" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019f047f-16d6-75df-a8da-4cc956ef6fc8" xlink:to="loc_us-gaap_DebtInstrumentLineItems_019fda6f-2a74-7271-a244-dfc347c7e643" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealEstateGrossAtCarryingValue_019fda6f-2a74-70a4-b0e4-8a017f1866aa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RealEstateGrossAtCarryingValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019fda6f-2a74-7271-a244-dfc347c7e643" xlink:to="loc_us-gaap_RealEstateGrossAtCarryingValue_019fda6f-2a74-70a4-b0e4-8a017f1866aa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MortgageLoansOnRealEstate_019fda6f-2a74-7d35-a2e4-a991602e23eb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MortgageLoansOnRealEstate"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019fda6f-2a74-7271-a244-dfc347c7e643" xlink:to="loc_us-gaap_MortgageLoansOnRealEstate_019fda6f-2a74-7d35-a2e4-a991602e23eb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/PortfolioInvestmentsUnconsolidatedSignificantSubsidiariesDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#PortfolioInvestmentsUnconsolidatedSignificantSubsidiariesDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/PortfolioInvestmentsUnconsolidatedSignificantSubsidiariesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsAbstract_019f047f-f78e-7883-b928-bb602f485a6a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfInvestmentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryTable_019f047f-f78e-726c-8f05-aef0ebf2d5a3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsAbstract_019f047f-f78e-7883-b928-bb602f485a6a" xlink:to="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryTable_019f047f-f78e-726c-8f05-aef0ebf2d5a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryAxis_019f047f-f78e-7074-8c1c-377b5439344d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryTable_019f047f-f78e-726c-8f05-aef0ebf2d5a3" xlink:to="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryAxis_019f047f-f78e-7074-8c1c-377b5439344d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryDomain_019f047f-f78e-7b3f-9ac3-1750fbcda909" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryAxis_019f047f-f78e-7074-8c1c-377b5439344d" xlink:to="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryDomain_019f047f-f78e-7b3f-9ac3-1750fbcda909" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InterDentIncMember_019f047f-f78e-7857-a33d-2ff1ce2d3535" xlink:href="psec-20260630.xsd#psec_InterDentIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryDomain_019f047f-f78e-7b3f-9ac3-1750fbcda909" xlink:to="loc_psec_InterDentIncMember_019f047f-f78e-7857-a33d-2ff1ce2d3535" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryLineItems_019f047f-f78e-7347-83e7-bc211042faaa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryTable_019f047f-f78e-726c-8f05-aef0ebf2d5a3" xlink:to="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryLineItems_019f047f-f78e-7347-83e7-bc211042faaa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019f047f-f78e-7068-a24d-7bf7f0af5e24" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsCurrent"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryLineItems_019f047f-f78e-7347-83e7-bc211042faaa" xlink:to="loc_us-gaap_AssetsCurrent_019f047f-f78e-7068-a24d-7bf7f0af5e24" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsNoncurrent_019f047f-f78e-7ac2-b0c6-fcbcda4af889" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsNoncurrent"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryLineItems_019f047f-f78e-7347-83e7-bc211042faaa" xlink:to="loc_us-gaap_AssetsNoncurrent_019f047f-f78e-7ac2-b0c6-fcbcda4af889" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019f047f-f78e-7fee-874e-056328877167" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryLineItems_019f047f-f78e-7347-83e7-bc211042faaa" xlink:to="loc_us-gaap_LiabilitiesCurrent_019f047f-f78e-7fee-874e-056328877167" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesNoncurrent_019f047f-f78e-70e5-9bd4-9f40ac9dc5ee" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesNoncurrent"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryLineItems_019f047f-f78e-7347-83e7-bc211042faaa" xlink:to="loc_us-gaap_LiabilitiesNoncurrent_019f047f-f78e-70e5-9bd4-9f40ac9dc5ee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossInvestmentIncomeOperating_019f047f-f78f-70fa-b414-139d779b0bf0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GrossInvestmentIncomeOperating"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryLineItems_019f047f-f78e-7347-83e7-bc211042faaa" xlink:to="loc_us-gaap_GrossInvestmentIncomeOperating_019f047f-f78f-70fa-b414-139d779b0bf0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeInvestmentExpense_019fda7b-8417-78bb-9344-8480460e4b8c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIncomeInvestmentExpense"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryLineItems_019f047f-f78e-7347-83e7-bc211042faaa" xlink:to="loc_us-gaap_InvestmentIncomeInvestmentExpense_019fda7b-8417-78bb-9344-8480460e4b8c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019f047f-f78f-7548-8f4a-0b1e0dc05a06" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyNonconsolidatedSubsidiaryLineItems_019f047f-f78e-7347-83e7-bc211042faaa" xlink:to="loc_us-gaap_NetIncomeLoss_019f047f-f78f-7548-8f4a-0b1e0dc05a06" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/RevolvingCreditFacilityNarrativeDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#RevolvingCreditFacilityNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/RevolvingCreditFacilityNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-7cb6-8052-708f103320e2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityTable_019e6f26-81b7-7d53-b270-2874b9f2cf01" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LineOfCreditFacilityTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-7cb6-8052-708f103320e2" xlink:to="loc_us-gaap_LineOfCreditFacilityTable_019e6f26-81b7-7d53-b270-2874b9f2cf01" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_019e6f26-81b7-7412-9eb3-3bf9d5fd851b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CreditFacilityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_019e6f26-81b7-7d53-b270-2874b9f2cf01" xlink:to="loc_us-gaap_CreditFacilityAxis_019e6f26-81b7-7412-9eb3-3bf9d5fd851b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_019e6f26-81b7-7582-9c18-4305bd2577ef" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CreditFacilityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityAxis_019e6f26-81b7-7412-9eb3-3bf9d5fd851b" xlink:to="loc_us-gaap_CreditFacilityDomain_019e6f26-81b7-7582-9c18-4305bd2577ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_019e6f26-81b7-761b-a2a0-92184b505495" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RevolvingCreditFacilityMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityDomain_019e6f26-81b7-7582-9c18-4305bd2577ef" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_019e6f26-81b7-761b-a2a0-92184b505495" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-7c73-a1d0-fef649b1620b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_019e6f26-81b7-7d53-b270-2874b9f2cf01" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-7c73-a1d0-fef649b1620b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-7477-b3ca-83d4628544d6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-7c73-a1d0-fef649b1620b" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-7477-b3ca-83d4628544d6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditMember_019e6f26-81b7-7c78-8780-7b8d0ad8bca4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LineOfCreditMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-7477-b3ca-83d4628544d6" xlink:to="loc_us-gaap_LineOfCreditMember_019e6f26-81b7-7c78-8780-7b8d0ad8bca4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditFacilityUsageAxis_019e6f26-81b7-76d9-bacc-9a772197bf32" xlink:href="psec-20260630.xsd#psec_CreditFacilityUsageAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_019e6f26-81b7-7d53-b270-2874b9f2cf01" xlink:to="loc_psec_CreditFacilityUsageAxis_019e6f26-81b7-76d9-bacc-9a772197bf32" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditFacilityUsageDomain_019e6f26-81b7-7124-8442-bf038c78286a" xlink:href="psec-20260630.xsd#psec_CreditFacilityUsageDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_CreditFacilityUsageAxis_019e6f26-81b7-76d9-bacc-9a772197bf32" xlink:to="loc_psec_CreditFacilityUsageDomain_019e6f26-81b7-7124-8442-bf038c78286a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditFacilityUsageMoreThan60DrawnMember_019e6f26-81b7-7102-ba6d-325ceb365475" xlink:href="psec-20260630.xsd#psec_CreditFacilityUsageMoreThan60DrawnMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_CreditFacilityUsageDomain_019e6f26-81b7-7124-8442-bf038c78286a" xlink:to="loc_psec_CreditFacilityUsageMoreThan60DrawnMember_019e6f26-81b7-7102-ba6d-325ceb365475" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditFacilityUsageMoreThan35AndAnAmountLessThanOrEqualTo60Member_019e6f26-81b7-7b9e-8fda-a38065d44ccc" xlink:href="psec-20260630.xsd#psec_CreditFacilityUsageMoreThan35AndAnAmountLessThanOrEqualTo60Member"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_CreditFacilityUsageDomain_019e6f26-81b7-7124-8442-bf038c78286a" xlink:to="loc_psec_CreditFacilityUsageMoreThan35AndAnAmountLessThanOrEqualTo60Member_019e6f26-81b7-7b9e-8fda-a38065d44ccc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditFacilityUsageLessThan35OrEqualTo35Member_019e6f26-81b7-703b-8747-e837ec2ef098" xlink:href="psec-20260630.xsd#psec_CreditFacilityUsageLessThan35OrEqualTo35Member"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_CreditFacilityUsageDomain_019e6f26-81b7-7124-8442-bf038c78286a" xlink:to="loc_psec_CreditFacilityUsageLessThan35OrEqualTo35Member_019e6f26-81b7-703b-8747-e837ec2ef098" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_019e6f26-81b7-7c15-8820-6480d7110dd0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_019e6f26-81b7-7d53-b270-2874b9f2cf01" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_019e6f26-81b7-7c15-8820-6480d7110dd0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_019e6f26-81b7-77d9-b3de-faf99ea5ae95" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_019e6f26-81b7-7c15-8820-6480d7110dd0" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_019e6f26-81b7-77d9-b3de-faf99ea5ae95" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentsHeldBenchmarkMember_019e6f26-81b7-7e6d-9566-b17c4cb224fc" xlink:href="psec-20260630.xsd#psec_InvestmentsHeldBenchmarkMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_019e6f26-81b7-77d9-b3de-faf99ea5ae95" xlink:to="loc_psec_InvestmentsHeldBenchmarkMember_019e6f26-81b7-7e6d-9566-b17c4cb224fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_019e6f26-81b7-7d7c-9140-ba945d8f2708" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskByTypeAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_019e6f26-81b7-7d53-b270-2874b9f2cf01" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_019e6f26-81b7-7d7c-9140-ba945d8f2708" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_019e6f26-81b7-7be2-904e-66b17d71d49a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_019e6f26-81b7-7d7c-9140-ba945d8f2708" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_019e6f26-81b7-7be2-904e-66b17d71d49a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NetAssetsMember_019e6f26-81b7-72b9-b7a3-9cf0be988cc3" xlink:href="psec-20260630.xsd#psec_NetAssetsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_019e6f26-81b7-7be2-904e-66b17d71d49a" xlink:to="loc_psec_NetAssetsMember_019e6f26-81b7-72b9-b7a3-9cf0be988cc3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_019e6f26-81b7-7214-a340-defcd5c59af6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_019e6f26-81b7-7d53-b270-2874b9f2cf01" xlink:to="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_019e6f26-81b7-7214-a340-defcd5c59af6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyDomain_019e6f26-81b7-7952-a08f-ec7aa1949c4c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RelatedPartyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_019e6f26-81b7-7214-a340-defcd5c59af6" xlink:to="loc_us-gaap_RelatedPartyDomain_019e6f26-81b7-7952-a08f-ec7aa1949c4c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_AffiliatedEntityMember_019e6f26-81b7-7939-8ebd-757a576a4aa3" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_AffiliatedEntityMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyDomain_019e6f26-81b7-7952-a08f-ec7aa1949c4c" xlink:to="loc_srt_AffiliatedEntityMember_019e6f26-81b7-7939-8ebd-757a576a4aa3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e6f26-81b7-7613-8374-e28accbd82aa" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_019e6f26-81b7-7d53-b270-2874b9f2cf01" xlink:to="loc_dei_LegalEntityAxis_019e6f26-81b7-7613-8374-e28accbd82aa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e6f26-81b7-717d-acff-8c254814f568" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019e6f26-81b7-7613-8374-e28accbd82aa" xlink:to="loc_dei_EntityDomain_019e6f26-81b7-717d-acff-8c254814f568" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectCapitalFundingLLCMember_019e6f26-81b7-7250-9e74-0686cd1d89e4" xlink:href="psec-20260630.xsd#psec_ProspectCapitalFundingLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019e6f26-81b7-717d-acff-8c254814f568" xlink:to="loc_psec_ProspectCapitalFundingLLCMember_019e6f26-81b7-7250-9e74-0686cd1d89e4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityLineItems_019e6f26-81b7-7386-b9d0-5aa7e9a073a3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LineOfCreditFacilityLineItems"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_019e6f26-81b7-7d53-b270-2874b9f2cf01" xlink:to="loc_us-gaap_LineOfCreditFacilityLineItems_019e6f26-81b7-7386-b9d0-5aa7e9a073a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_019e6f26-81b7-738c-8a58-95311015c225" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019e6f26-81b7-7386-b9d0-5aa7e9a073a3" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_019e6f26-81b7-738c-8a58-95311015c225" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_LineOfCreditFacilityIncreaseInCreditLimit_019e6f26-81b7-7f66-ab12-9dc9eb57e0dc" xlink:href="psec-20260630.xsd#psec_LineOfCreditFacilityIncreaseInCreditLimit"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019e6f26-81b7-7386-b9d0-5aa7e9a073a3" xlink:to="loc_psec_LineOfCreditFacilityIncreaseInCreditLimit_019e6f26-81b7-7f66-ab12-9dc9eb57e0dc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_019e6f26-81b7-7b70-8013-08a5e3b5d2a1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019e6f26-81b7-7386-b9d0-5aa7e9a073a3" xlink:to="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_019e6f26-81b7-7b70-8013-08a5e3b5d2a1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_019e6f26-81b7-7924-86a6-390c4bd88e2b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019e6f26-81b7-7386-b9d0-5aa7e9a073a3" xlink:to="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_019e6f26-81b7-7924-86a6-390c4bd88e2b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CollateralizedFinancings_019e6f26-81b7-71d4-a694-0de24cf55c1a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CollateralizedFinancings"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019e6f26-81b7-7386-b9d0-5aa7e9a073a3" xlink:to="loc_us-gaap_CollateralizedFinancings_019e6f26-81b7-71d4-a694-0de24cf55c1a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_019e6f26-81b7-7000-a8fe-f644792ea806" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConcentrationRiskPercentage1"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019e6f26-81b7-7386-b9d0-5aa7e9a073a3" xlink:to="loc_us-gaap_ConcentrationRiskPercentage1_019e6f26-81b7-7000-a8fe-f644792ea806" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_019e6f26-81b7-7dac-82e9-7eb1fe5bd8e7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019e6f26-81b7-7386-b9d0-5aa7e9a073a3" xlink:to="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_019e6f26-81b7-7dac-82e9-7eb1fe5bd8e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCredit_019e6f26-81b7-7c2b-98be-e95ee717cafb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LineOfCredit"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019e6f26-81b7-7386-b9d0-5aa7e9a073a3" xlink:to="loc_us-gaap_LineOfCredit_019e6f26-81b7-7c2b-98be-e95ee717cafb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsGross_019e6f26-81b7-701e-b0e7-9878c7c8e3e5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredFinanceCostsGross"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019e6f26-81b7-7386-b9d0-5aa7e9a073a3" xlink:to="loc_us-gaap_DeferredFinanceCostsGross_019e6f26-81b7-701e-b0e7-9878c7c8e3e5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNet_019e6f26-81b7-7ed0-84b0-a6d2f9814314" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredFinanceCostsNet"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019e6f26-81b7-7386-b9d0-5aa7e9a073a3" xlink:to="loc_us-gaap_DeferredFinanceCostsNet_019e6f26-81b7-7ed0-84b0-a6d2f9814314" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseDebt_019e6f26-81b7-70bd-a55f-4092d753a2c0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestExpenseDebt"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019e6f26-81b7-7386-b9d0-5aa7e9a073a3" xlink:to="loc_us-gaap_InterestExpenseDebt_019e6f26-81b7-70bd-a55f-4092d753a2c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/RevolvingCreditFacilityScheduleofAverageRateandOutstandingBalanceDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#RevolvingCreditFacilityScheduleofAverageRateandOutstandingBalanceDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/RevolvingCreditFacilityScheduleofAverageRateandOutstandingBalanceDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-701e-9093-06699747f223" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityTable_019e6f26-81b7-7b49-88b1-10e4a8e0a8a7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LineOfCreditFacilityTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-701e-9093-06699747f223" xlink:to="loc_us-gaap_LineOfCreditFacilityTable_019e6f26-81b7-7b49-88b1-10e4a8e0a8a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_019e6f26-81b7-75c0-bd30-c3c4c7423f40" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CreditFacilityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_019e6f26-81b7-7b49-88b1-10e4a8e0a8a7" xlink:to="loc_us-gaap_CreditFacilityAxis_019e6f26-81b7-75c0-bd30-c3c4c7423f40" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_019e6f26-81b7-7f4f-9905-38e7bab46231" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CreditFacilityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityAxis_019e6f26-81b7-75c0-bd30-c3c4c7423f40" xlink:to="loc_us-gaap_CreditFacilityDomain_019e6f26-81b7-7f4f-9905-38e7bab46231" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_019e6f26-81b7-7a0a-93b4-057d81ac52c6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RevolvingCreditFacilityMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityDomain_019e6f26-81b7-7f4f-9905-38e7bab46231" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_019e6f26-81b7-7a0a-93b4-057d81ac52c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-77e3-98af-6eab559fa224" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_019e6f26-81b7-7b49-88b1-10e4a8e0a8a7" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-77e3-98af-6eab559fa224" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-7141-a57f-6a43389ba932" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-77e3-98af-6eab559fa224" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-7141-a57f-6a43389ba932" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditMember_019e6f26-81b7-71e5-a4f1-7d125f8fa029" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LineOfCreditMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-7141-a57f-6a43389ba932" xlink:to="loc_us-gaap_LineOfCreditMember_019e6f26-81b7-71e5-a4f1-7d125f8fa029" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityLineItems_019e6f26-81b7-72f5-8e70-da282e724669" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LineOfCreditFacilityLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_019e6f26-81b7-7b49-88b1-10e4a8e0a8a7" xlink:to="loc_us-gaap_LineOfCreditFacilityLineItems_019e6f26-81b7-72f5-8e70-da282e724669" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateDuringPeriod_019e6f26-81b7-7da1-acc9-5fa88c41b79c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentInterestRateDuringPeriod"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019e6f26-81b7-72f5-8e70-da282e724669" xlink:to="loc_us-gaap_DebtInstrumentInterestRateDuringPeriod_019e6f26-81b7-7da1-acc9-5fa88c41b79c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityAverageOutstandingAmount_019e6f26-81b7-7ca3-a831-283210feea6f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LineOfCreditFacilityAverageOutstandingAmount"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019e6f26-81b7-72f5-8e70-da282e724669" xlink:to="loc_us-gaap_LineOfCreditFacilityAverageOutstandingAmount_019e6f26-81b7-7ca3-a831-283210feea6f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/ConvertibleNotesDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#ConvertibleNotesDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/ConvertibleNotesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-7749-81a7-d8f062b1e249" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-73f5-bb48-79ef159f9dcc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-7749-81a7-d8f062b1e249" xlink:to="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-73f5-bb48-79ef159f9dcc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-7f30-a8f8-af657501f8d4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-73f5-bb48-79ef159f9dcc" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-7f30-a8f8-af657501f8d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-746e-8124-c14fcc86c26b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-7f30-a8f8-af657501f8d4" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-746e-8124-c14fcc86c26b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtMember_019e6f26-81b7-72d6-8f21-19b033987683" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConvertibleDebtMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-746e-8124-c14fcc86c26b" xlink:to="loc_us-gaap_ConvertibleDebtMember_019e6f26-81b7-72d6-8f21-19b033987683" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019e6f26-81b7-7bf5-a42a-a8035ce26221" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-73f5-bb48-79ef159f9dcc" xlink:to="loc_us-gaap_DebtInstrumentAxis_019e6f26-81b7-7bf5-a42a-a8035ce26221" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-7a5f-b283-8fc1f1fdd558" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_019e6f26-81b7-7bf5-a42a-a8035ce26221" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-7a5f-b283-8fc1f1fdd558" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2025NotesMember_019e6f26-81b7-7186-9349-1b12ddff0e5e" xlink:href="psec-20260630.xsd#psec_A2025NotesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-7a5f-b283-8fc1f1fdd558" xlink:to="loc_psec_A2025NotesMember_019e6f26-81b7-7186-9349-1b12ddff0e5e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-7f28-a2f7-e384526c72c1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-73f5-bb48-79ef159f9dcc" xlink:to="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-7f28-a2f7-e384526c72c1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_019e6f26-81b7-74f4-a099-cbf182d03393" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-7f28-a2f7-e384526c72c1" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_019e6f26-81b7-74f4-a099-cbf182d03393" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtOptionToPurchaseTerm_019e6f26-81b7-7cc2-b40d-0e6b66d737cf" xlink:href="psec-20260630.xsd#psec_DebtOptionToPurchaseTerm"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-7f28-a2f7-e384526c72c1" xlink:to="loc_psec_DebtOptionToPurchaseTerm_019e6f26-81b7-7cc2-b40d-0e6b66d737cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtInstrumentFaceAmountOptionalOverAllotment_019e6f26-81b7-7638-ad59-9a46d7d4c8d1" xlink:href="psec-20260630.xsd#psec_DebtInstrumentFaceAmountOptionalOverAllotment"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-7f28-a2f7-e384526c72c1" xlink:to="loc_psec_DebtInstrumentFaceAmountOptionalOverAllotment_019e6f26-81b7-7638-ad59-9a46d7d4c8d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019e6f26-81b7-76f0-a915-575aad0a1128" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-7f28-a2f7-e384526c72c1" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019e6f26-81b7-76f0-a915-575aad0a1128" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromDebtNetOfIssuanceCosts_019e6f26-81b7-791d-aa8f-7ace0030f047" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromDebtNetOfIssuanceCosts"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-7f28-a2f7-e384526c72c1" xlink:to="loc_us-gaap_ProceedsFromDebtNetOfIssuanceCosts_019e6f26-81b7-791d-aa8f-7ace0030f047" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseDebt_019e6f26-81b7-76ce-91c7-13668a61b6ef" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestExpenseDebt"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-7f28-a2f7-e384526c72c1" xlink:to="loc_us-gaap_InterestExpenseDebt_019e6f26-81b7-76ce-91c7-13668a61b6ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfConvertibleDebt_019e6f26-81b7-7548-890d-1a2431f00166" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RepaymentsOfConvertibleDebt"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-7f28-a2f7-e384526c72c1" xlink:to="loc_us-gaap_RepaymentsOfConvertibleDebt_019e6f26-81b7-7548-890d-1a2431f00166" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_019e6f26-81b7-7b37-87c7-f5e9b00fa983" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-7f28-a2f7-e384526c72c1" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_019e6f26-81b7-7b37-87c7-f5e9b00fa983" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscount_019e6f26-81b7-7332-821b-48f2d0c56f25" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentUnamortizedDiscount"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-7f28-a2f7-e384526c72c1" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscount_019e6f26-81b7-7332-821b-48f2d0c56f25" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNet_019e6f26-81b7-7c3b-9e20-67245f1e827c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredFinanceCostsNet"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-7f28-a2f7-e384526c72c1" xlink:to="loc_us-gaap_DeferredFinanceCostsNet_019e6f26-81b7-7c3b-9e20-67245f1e827c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/PublicNotesNarrativeDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#PublicNotesNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/PublicNotesNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-7ec9-9ae7-4140ceaa2c60" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-74d7-933f-fb983deaf619" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-7ec9-9ae7-4140ceaa2c60" xlink:to="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-74d7-933f-fb983deaf619" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019e6f26-81b7-7d6e-84c4-5a5a33091d80" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-74d7-933f-fb983deaf619" xlink:to="loc_us-gaap_DebtInstrumentAxis_019e6f26-81b7-7d6e-84c4-5a5a33091d80" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-7df0-ac7d-c2e0ea3adb86" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_019e6f26-81b7-7d6e-84c4-5a5a33091d80" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-7df0-ac7d-c2e0ea3adb86" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A63752024NotesMember_019f0459-4817-7d22-ac4b-304e5fcf069d" xlink:href="psec-20260630.xsd#psec_A63752024NotesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-7df0-ac7d-c2e0ea3adb86" xlink:to="loc_psec_A63752024NotesMember_019f0459-4817-7d22-ac4b-304e5fcf069d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2026NotesMember_019e6f26-81b7-7142-8f42-3a4015f17b17" xlink:href="psec-20260630.xsd#psec_A2026NotesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-7df0-ac7d-c2e0ea3adb86" xlink:to="loc_psec_A2026NotesMember_019e6f26-81b7-7142-8f42-3a4015f17b17" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A33642026NotesMember_019e6f26-81b7-7180-9dbd-ecf3396069b3" xlink:href="psec-20260630.xsd#psec_A33642026NotesMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-7df0-ac7d-c2e0ea3adb86" xlink:to="loc_psec_A33642026NotesMember_019e6f26-81b7-7180-9dbd-ecf3396069b3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A34372028NotesMember_019e6f26-81b7-74ba-9b77-feacd060d71f" xlink:href="psec-20260630.xsd#psec_A34372028NotesMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-7df0-ac7d-c2e0ea3adb86" xlink:to="loc_psec_A34372028NotesMember_019e6f26-81b7-74ba-9b77-feacd060d71f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2028NotesMember_019e6f26-81b7-7840-ad44-81fd5cffab20" xlink:href="psec-20260630.xsd#psec_A2028NotesMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-7df0-ac7d-c2e0ea3adb86" xlink:to="loc_psec_A2028NotesMember_019e6f26-81b7-7840-ad44-81fd5cffab20" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A5.502030NotesMember_019e6f26-81b7-7d4f-80e1-fda8b27eb98b" xlink:href="psec-20260630.xsd#psec_A5.502030NotesMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-7df0-ac7d-c2e0ea3adb86" xlink:to="loc_psec_A5.502030NotesMember_019e6f26-81b7-7d4f-80e1-fda8b27eb98b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PublicNotesMember_019e6f26-81b7-7ef7-a9ce-36589ffb997b" xlink:href="psec-20260630.xsd#psec_PublicNotesMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-7df0-ac7d-c2e0ea3adb86" xlink:to="loc_psec_PublicNotesMember_019e6f26-81b7-7ef7-a9ce-36589ffb997b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-78ed-b49f-dd757cf11018" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-74d7-933f-fb983deaf619" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-78ed-b49f-dd757cf11018" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-721e-a9be-a56c1985005b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-78ed-b49f-dd757cf11018" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-721e-a9be-a56c1985005b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnsecuredDebtMember_019e6f26-81b7-7375-b6fe-04b0f1f52a85" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_UnsecuredDebtMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-721e-a9be-a56c1985005b" xlink:to="loc_us-gaap_UnsecuredDebtMember_019e6f26-81b7-7375-b6fe-04b0f1f52a85" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TriggeringEventAxis_019e6f26-81b7-7243-a577-e0c9ab786b63" xlink:href="psec-20260630.xsd#psec_TriggeringEventAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-74d7-933f-fb983deaf619" xlink:to="loc_psec_TriggeringEventAxis_019e6f26-81b7-7243-a577-e0c9ab786b63" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TriggeringEventDomain_019e6f26-81b7-7be6-8a23-d266a9edc59a" xlink:href="psec-20260630.xsd#psec_TriggeringEventDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventAxis_019e6f26-81b7-7243-a577-e0c9ab786b63" xlink:to="loc_psec_TriggeringEventDomain_019e6f26-81b7-7be6-8a23-d266a9edc59a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TenderOfferMember_019e6f26-81b7-7578-9f68-888309b1b020" xlink:href="psec-20260630.xsd#psec_TenderOfferMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventDomain_019e6f26-81b7-7be6-8a23-d266a9edc59a" xlink:to="loc_psec_TenderOfferMember_019e6f26-81b7-7578-9f68-888309b1b020" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_01a01e51-f67b-7865-97f1-f1b0c9ee233f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-74d7-933f-fb983deaf619" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_01a01e51-f67b-7865-97f1-f1b0c9ee233f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_01a01e51-f67b-7bc7-87ea-015e6ccdb7bd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_01a01e51-f67b-7865-97f1-f1b0c9ee233f" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_01a01e51-f67b-7bc7-87ea-015e6ccdb7bd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeForwardMember_01a01e51-f67b-7173-a402-1dd25325d9f5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ForeignExchangeForwardMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_01a01e51-f67b-7bc7-87ea-015e6ccdb7bd" xlink:to="loc_us-gaap_ForeignExchangeForwardMember_01a01e51-f67b-7173-a402-1dd25325d9f5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_01a01e51-f67b-779c-927e-c65b8f24e7e4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-74d7-933f-fb983deaf619" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_01a01e51-f67b-779c-927e-c65b8f24e7e4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_01a01e51-f67b-700d-b178-dbf6193b2136" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_HedgingRelationshipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_01a01e51-f67b-779c-927e-c65b8f24e7e4" xlink:to="loc_us-gaap_HedgingRelationshipDomain_01a01e51-f67b-700d-b178-dbf6193b2136" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashFlowHedgingMember_01a01e51-f67b-7564-a55b-6c1db04a5d65" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashFlowHedgingMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingRelationshipDomain_01a01e51-f67b-700d-b178-dbf6193b2136" xlink:to="loc_us-gaap_CashFlowHedgingMember_01a01e51-f67b-7564-a55b-6c1db04a5d65" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_01a01e51-f67b-736c-a795-4448ad665a4e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_HedgingDesignationAxis"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-74d7-933f-fb983deaf619" xlink:to="loc_us-gaap_HedgingDesignationAxis_01a01e51-f67b-736c-a795-4448ad665a4e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_01a01e51-f67b-7887-80a5-414620774c34" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationAxis_01a01e51-f67b-736c-a795-4448ad665a4e" xlink:to="loc_us-gaap_HedgingDesignationDomain_01a01e51-f67b-7887-80a5-414620774c34" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_01a01e51-f67b-7c56-adee-7fb8b123f038" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationDomain_01a01e51-f67b-7887-80a5-414620774c34" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_01a01e51-f67b-7c56-adee-7fb8b123f038" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-74d7-933f-fb983deaf619" xlink:to="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_019e6f26-81b7-7e3d-aa11-bad32eaa79d7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_019e6f26-81b7-7e3d-aa11-bad32eaa79d7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019e6f26-81b7-7c3d-a8b8-143971afa570" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019e6f26-81b7-7c3d-a8b8-143971afa570" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfUnsecuredDebt_019e6f26-81b7-7d30-9d59-42f5c913471d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromIssuanceOfUnsecuredDebt"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfUnsecuredDebt_019e6f26-81b7-7d30-9d59-42f5c913471d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnsecuredDebt_019e6f26-81b7-7b9f-b6fd-0e521c7848e6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_UnsecuredDebt"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:to="loc_us-gaap_UnsecuredDebt_019e6f26-81b7-7b9f-b6fd-0e521c7848e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExtinguishmentOfDebtAmount_019e6f26-81b7-7526-b9a1-88658333e426" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ExtinguishmentOfDebtAmount"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:to="loc_us-gaap_ExtinguishmentOfDebtAmount_019e6f26-81b7-7526-b9a1-88658333e426" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_019e6f26-81b7-7c0d-a664-b08b6a77a5c6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RepaymentsOfLongTermDebt"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_019e6f26-81b7-7c0d-a664-b08b6a77a5c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPricePercentage_019e6f26-81b7-74ab-923d-88601654028d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentRedemptionPricePercentage"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:to="loc_us-gaap_DebtInstrumentRedemptionPricePercentage_019e6f26-81b7-74ab-923d-88601654028d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019e6f26-81b7-7531-9c48-0b78197e4060" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019e6f26-81b7-7531-9c48-0b78197e4060" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfConvertibleDebt_019e6f26-81b7-71c0-91f0-ef7df81490ef" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RepaymentsOfConvertibleDebt"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:to="loc_us-gaap_RepaymentsOfConvertibleDebt_019e6f26-81b7-71c0-91f0-ef7df81490ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays1_019e6f26-81b7-772d-980c-4d34bf801b28" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays1"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:to="loc_us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays1_019e6f26-81b7-772d-980c-4d34bf801b28" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentConvertibleThresholdTradingDays_019e6f26-81b7-7976-b8a0-a77057103e2d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentConvertibleThresholdTradingDays"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:to="loc_us-gaap_DebtInstrumentConvertibleThresholdTradingDays_019e6f26-81b7-7976-b8a0-a77057103e2d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_019e6f26-81b7-75ae-b4bb-0d30f4a71b13" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_019e6f26-81b7-75ae-b4bb-0d30f4a71b13" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscount_019e6f26-81b7-73de-83a3-395432afc3cf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentUnamortizedDiscount"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscount_019e6f26-81b7-73de-83a3-395432afc3cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsGross_019e6f26-81b7-7731-8332-ee541088c984" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredFinanceCostsGross"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:to="loc_us-gaap_DeferredFinanceCostsGross_019e6f26-81b7-7731-8332-ee541088c984" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNet_019e6f26-81b7-762e-b091-e7097189ca06" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredFinanceCostsNet"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:to="loc_us-gaap_DeferredFinanceCostsNet_019e6f26-81b7-762e-b091-e7097189ca06" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseDebt_019e6f26-81b7-7078-ab82-4571774dd2ae" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestExpenseDebt"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:to="loc_us-gaap_InterestExpenseDebt_019e6f26-81b7-7078-ab82-4571774dd2ae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeGainLossOnDerivativeNet_01a01e51-f67b-76c8-b28e-0e1df7bcf9f5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeGainLossOnDerivativeNet"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:to="loc_us-gaap_DerivativeGainLossOnDerivativeNet_01a01e51-f67b-76c8-b28e-0e1df7bcf9f5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet_019e6f26-81b7-7d13-8c65-23a2ee9b2d72" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:to="loc_us-gaap_InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet_019e6f26-81b7-7d13-8c65-23a2ee9b2d72" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CollateralAlreadyPostedAggregateFairValue_019e6f26-81b7-7a44-9e7e-c39b68eb8837" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CollateralAlreadyPostedAggregateFairValue"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:to="loc_us-gaap_CollateralAlreadyPostedAggregateFairValue_019e6f26-81b7-7a44-9e7e-c39b68eb8837" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetCollateralObligationToReturnCashOffset_019e6f26-81b7-73aa-b0e1-cad64965a65e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeAssetCollateralObligationToReturnCashOffset"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-771b-90cd-9fb9d3ad7889" xlink:to="loc_us-gaap_DerivativeAssetCollateralObligationToReturnCashOffset_019e6f26-81b7-73aa-b0e1-cad64965a65e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/PublicNotesScheduleofFairValueAmountsfortheCompanysDerivativeInstrumentsDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#PublicNotesScheduleofFairValueAmountsfortheCompanysDerivativeInstrumentsDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/PublicNotesScheduleofFairValueAmountsfortheCompanysDerivativeInstrumentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-71e9-8352-3e939e2e1bdb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OffsettingAssetsTable_019e6f26-81b7-7569-aab8-efe9a2fcad02" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OffsettingAssetsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-71e9-8352-3e939e2e1bdb" xlink:to="loc_us-gaap_OffsettingAssetsTable_019e6f26-81b7-7569-aab8-efe9a2fcad02" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_019e6f26-81b7-7cc8-8ab0-782731e59b89" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingAssetsTable_019e6f26-81b7-7569-aab8-efe9a2fcad02" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_019e6f26-81b7-7cc8-8ab0-782731e59b89" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_019e6f26-81b7-78ae-b69b-5064c97601ed" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_019e6f26-81b7-7cc8-8ab0-782731e59b89" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_019e6f26-81b7-78ae-b69b-5064c97601ed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeForwardMember_019e6f26-81b7-7a2e-b58b-e0e6f17a30e2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ForeignExchangeForwardMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019e6f26-81b7-78ae-b69b-5064c97601ed" xlink:to="loc_us-gaap_ForeignExchangeForwardMember_019e6f26-81b7-7a2e-b58b-e0e6f17a30e2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_019e6f26-81b7-7225-9ebb-b2e481bac83f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingAssetsTable_019e6f26-81b7-7569-aab8-efe9a2fcad02" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_019e6f26-81b7-7225-9ebb-b2e481bac83f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_019e6f26-81b7-72ba-89c9-c78304fc46ef" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_HedgingRelationshipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_019e6f26-81b7-7225-9ebb-b2e481bac83f" xlink:to="loc_us-gaap_HedgingRelationshipDomain_019e6f26-81b7-72ba-89c9-c78304fc46ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashFlowHedgingMember_019e6f26-81b7-76e1-a7e4-34fd56b1a7fc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashFlowHedgingMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingRelationshipDomain_019e6f26-81b7-72ba-89c9-c78304fc46ef" xlink:to="loc_us-gaap_CashFlowHedgingMember_019e6f26-81b7-76e1-a7e4-34fd56b1a7fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueHedgingMember_019e6f26-81b7-78c5-be53-9003707ca273" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueHedgingMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingRelationshipDomain_019e6f26-81b7-72ba-89c9-c78304fc46ef" xlink:to="loc_us-gaap_FairValueHedgingMember_019e6f26-81b7-78c5-be53-9003707ca273" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_019e6f26-81b7-7283-8561-2e71b2d4e580" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_HedgingDesignationAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingAssetsTable_019e6f26-81b7-7569-aab8-efe9a2fcad02" xlink:to="loc_us-gaap_HedgingDesignationAxis_019e6f26-81b7-7283-8561-2e71b2d4e580" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_019e6f26-81b7-769d-b6ec-1521ba3eb50b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationAxis_019e6f26-81b7-7283-8561-2e71b2d4e580" xlink:to="loc_us-gaap_HedgingDesignationDomain_019e6f26-81b7-769d-b6ec-1521ba3eb50b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_019e6f26-81b7-740e-a2a4-c4c74b059219" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationDomain_019e6f26-81b7-769d-b6ec-1521ba3eb50b" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_019e6f26-81b7-740e-a2a4-c4c74b059219" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OffsettingAssetsLineItems_019e6f26-81b7-723f-8b36-dde915077a95" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OffsettingAssetsLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingAssetsTable_019e6f26-81b7-7569-aab8-efe9a2fcad02" xlink:to="loc_us-gaap_OffsettingAssetsLineItems_019e6f26-81b7-723f-8b36-dde915077a95" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetNotionalAmount_019e6f26-81b7-7666-8af8-833be4f18e4a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeAssetNotionalAmount"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingAssetsLineItems_019e6f26-81b7-723f-8b36-dde915077a95" xlink:to="loc_us-gaap_DerivativeAssetNotionalAmount_019e6f26-81b7-7666-8af8-833be4f18e4a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityNotionalAmount_019e6f26-81b7-777c-ab2e-25891173aa30" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeLiabilityNotionalAmount"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingAssetsLineItems_019e6f26-81b7-723f-8b36-dde915077a95" xlink:to="loc_us-gaap_DerivativeLiabilityNotionalAmount_019e6f26-81b7-777c-ab2e-25891173aa30" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssets_019e6f26-81b7-7961-acaa-cbf4ff2495b6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeAssets"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingAssetsLineItems_019e6f26-81b7-723f-8b36-dde915077a95" xlink:to="loc_us-gaap_DerivativeAssets_019e6f26-81b7-7961-acaa-cbf4ff2495b6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilities_019e6f26-81b7-7fd6-b0d5-8c8ff90d2f4d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeLiabilities"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingAssetsLineItems_019e6f26-81b7-723f-8b36-dde915077a95" xlink:to="loc_us-gaap_DerivativeLiabilities_019e6f26-81b7-7fd6-b0d5-8c8ff90d2f4d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/PublicNotesScheduleofChangesintheFairValuesofDerivativesDesignatedasFairValuehedgesonEarningsandReclassificationofDerivativesDesignatedasCashFlowHedgesintoEarningsDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#PublicNotesScheduleofChangesintheFairValuesofDerivativesDesignatedasFairValuehedgesonEarningsandReclassificationofDerivativesDesignatedasCashFlowHedgesintoEarningsDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/PublicNotesScheduleofChangesintheFairValuesofDerivativesDesignatedasFairValuehedgesonEarningsandReclassificationofDerivativesDesignatedasCashFlowHedgesintoEarningsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-7c71-8de8-843832a2f35f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OffsettingAssetsTable_019e6f26-81b7-7513-ab49-6b395e0f2718" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OffsettingAssetsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-7c71-8de8-843832a2f35f" xlink:to="loc_us-gaap_OffsettingAssetsTable_019e6f26-81b7-7513-ab49-6b395e0f2718" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_019e6f26-81b7-7e50-8034-750d05ae0f33" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingAssetsTable_019e6f26-81b7-7513-ab49-6b395e0f2718" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_019e6f26-81b7-7e50-8034-750d05ae0f33" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_019e6f26-81b7-7494-9603-f4d3026dc94f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_019e6f26-81b7-7e50-8034-750d05ae0f33" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_019e6f26-81b7-7494-9603-f4d3026dc94f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeForwardMember_019e6f26-81b7-77ab-928d-c1fe0d42d047" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ForeignExchangeForwardMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019e6f26-81b7-7494-9603-f4d3026dc94f" xlink:to="loc_us-gaap_ForeignExchangeForwardMember_019e6f26-81b7-77ab-928d-c1fe0d42d047" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_019e6f26-81b7-7698-ad4b-8257c6bb14aa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingAssetsTable_019e6f26-81b7-7513-ab49-6b395e0f2718" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_019e6f26-81b7-7698-ad4b-8257c6bb14aa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_019e6f26-81b7-7d94-9904-a4b67852dbd4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_HedgingRelationshipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_019e6f26-81b7-7698-ad4b-8257c6bb14aa" xlink:to="loc_us-gaap_HedgingRelationshipDomain_019e6f26-81b7-7d94-9904-a4b67852dbd4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashFlowHedgingMember_019e6f26-81b7-77e1-af59-856946572e80" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashFlowHedgingMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingRelationshipDomain_019e6f26-81b7-7d94-9904-a4b67852dbd4" xlink:to="loc_us-gaap_CashFlowHedgingMember_019e6f26-81b7-77e1-af59-856946572e80" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueHedgingMember_019e6f26-81b7-764b-9e0a-026d3b3ab5d5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueHedgingMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingRelationshipDomain_019e6f26-81b7-7d94-9904-a4b67852dbd4" xlink:to="loc_us-gaap_FairValueHedgingMember_019e6f26-81b7-764b-9e0a-026d3b3ab5d5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_019e6f26-81b7-7664-b9fc-178c4e3738ba" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_HedgingDesignationAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingAssetsTable_019e6f26-81b7-7513-ab49-6b395e0f2718" xlink:to="loc_us-gaap_HedgingDesignationAxis_019e6f26-81b7-7664-b9fc-178c4e3738ba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_019e6f26-81b7-7c0d-80b0-f1db2f619df8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationAxis_019e6f26-81b7-7664-b9fc-178c4e3738ba" xlink:to="loc_us-gaap_HedgingDesignationDomain_019e6f26-81b7-7c0d-80b0-f1db2f619df8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_019e6f26-81b7-7679-9c0b-c9ce955c6586" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationDomain_019e6f26-81b7-7c0d-80b0-f1db2f619df8" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_019e6f26-81b7-7679-9c0b-c9ce955c6586" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019e6f26-81b7-7227-ace0-e2abcfda0494" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingAssetsTable_019e6f26-81b7-7513-ab49-6b395e0f2718" xlink:to="loc_us-gaap_DebtInstrumentAxis_019e6f26-81b7-7227-ace0-e2abcfda0494" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-733d-a47d-a78b117aecf0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_019e6f26-81b7-7227-ace0-e2abcfda0494" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-733d-a47d-a78b117aecf0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A5.502030NotesMember_019e6f26-81b7-79a0-b81d-89fdf0f9e476" xlink:href="psec-20260630.xsd#psec_A5.502030NotesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-733d-a47d-a78b117aecf0" xlink:to="loc_psec_A5.502030NotesMember_019e6f26-81b7-79a0-b81d-89fdf0f9e476" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-74bd-8898-7d9834df6416" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingAssetsTable_019e6f26-81b7-7513-ab49-6b395e0f2718" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-74bd-8898-7d9834df6416" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-7f0a-b5cf-2dc1f724ac72" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-74bd-8898-7d9834df6416" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-7f0a-b5cf-2dc1f724ac72" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnsecuredDebtMember_019e6f26-81b7-7ffd-8d69-8955b72c4a8d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_UnsecuredDebtMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-7f0a-b5cf-2dc1f724ac72" xlink:to="loc_us-gaap_UnsecuredDebtMember_019e6f26-81b7-7ffd-8d69-8955b72c4a8d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-73ef-b901-2e6b885d2a25" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingAssetsTable_019e6f26-81b7-7513-ab49-6b395e0f2718" xlink:to="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-73ef-b901-2e6b885d2a25" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeGainLossOnDerivativeNet_019e6f26-81b7-7048-9390-05dfe4900eac" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeGainLossOnDerivativeNet"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-73ef-b901-2e6b885d2a25" xlink:to="loc_us-gaap_DerivativeGainLossOnDerivativeNet_019e6f26-81b7-7048-9390-05dfe4900eac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019e6f26-81b7-753f-8404-cc454fcdc60d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-73ef-b901-2e6b885d2a25" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019e6f26-81b7-753f-8404-cc454fcdc60d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_019e6f26-81b7-773f-b01b-877ae8fc0326" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebt"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-73ef-b901-2e6b885d2a25" xlink:to="loc_us-gaap_LongTermDebt_019e6f26-81b7-773f-b01b-877ae8fc0326" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/PublicNotesScheduleofOffsettingofDerivativeInstrumentsDetailsDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#PublicNotesScheduleofOffsettingofDerivativeInstrumentsDetailsDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/PublicNotesScheduleofOffsettingofDerivativeInstrumentsDetailsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019ffe2e-e4f6-7deb-94f4-0de1c7923941" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OffsettingAssetsTable_019ffe3f-28b1-7e13-b5ba-c29515e038f3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OffsettingAssetsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019ffe2e-e4f6-7deb-94f4-0de1c7923941" xlink:to="loc_us-gaap_OffsettingAssetsTable_019ffe3f-28b1-7e13-b5ba-c29515e038f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_019ffe3f-28b1-7704-a4c0-d36fae33a876" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingAssetsTable_019ffe3f-28b1-7e13-b5ba-c29515e038f3" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_019ffe3f-28b1-7704-a4c0-d36fae33a876" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_019ffe3f-28b1-7e08-8740-e16f7ab17142" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_019ffe3f-28b1-7704-a4c0-d36fae33a876" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_019ffe3f-28b1-7e08-8740-e16f7ab17142" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeForwardMember_019ffe3f-28b1-7e11-b00a-273b0d41cf9a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ForeignExchangeForwardMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019ffe3f-28b1-7e08-8740-e16f7ab17142" xlink:to="loc_us-gaap_ForeignExchangeForwardMember_019ffe3f-28b1-7e11-b00a-273b0d41cf9a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OffsettingAssetsLineItems_019ffe3f-28b1-7407-99c8-5005dec7556b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OffsettingAssetsLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingAssetsTable_019ffe3f-28b1-7e13-b5ba-c29515e038f3" xlink:to="loc_us-gaap_OffsettingAssetsLineItems_019ffe3f-28b1-7407-99c8-5005dec7556b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetFairValueNetAbstract_019ffea4-b4b1-7069-bd9b-738381243aea" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeAssetFairValueNetAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingAssetsLineItems_019ffe3f-28b1-7407-99c8-5005dec7556b" xlink:to="loc_us-gaap_DerivativeAssetFairValueNetAbstract_019ffea4-b4b1-7069-bd9b-738381243aea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_019ffea7-a109-7751-84ca-2d2bdf681643" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeAssetFairValueNetAbstract_019ffea4-b4b1-7069-bd9b-738381243aea" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_019ffea7-a109-7751-84ca-2d2bdf681643" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetFairValueGrossLiability_019ffe3f-28b1-79a0-8fe7-e31e6a0e1cb8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeAssetFairValueGrossLiability"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeAssetFairValueNetAbstract_019ffea4-b4b1-7069-bd9b-738381243aea" xlink:to="loc_us-gaap_DerivativeAssetFairValueGrossLiability_019ffe3f-28b1-79a0-8fe7-e31e6a0e1cb8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral_01a01685-9261-77d7-a0b6-18051b6a144e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeAssetFairValueNetAbstract_019ffea4-b4b1-7069-bd9b-738381243aea" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral_01a01685-9261-77d7-a0b6-18051b6a144e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetNotOffsetPolicyElectionDeduction_019ffe3f-28b1-7111-bb0c-591f42083d90" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeAssetNotOffsetPolicyElectionDeduction"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeAssetFairValueNetAbstract_019ffea4-b4b1-7069-bd9b-738381243aea" xlink:to="loc_us-gaap_DerivativeAssetNotOffsetPolicyElectionDeduction_019ffe3f-28b1-7111-bb0c-591f42083d90" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeCollateralObligationToReturnCash_019ffe3f-28b1-78ff-9232-3581988b9bb6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeCollateralObligationToReturnCash"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeAssetFairValueNetAbstract_019ffea4-b4b1-7069-bd9b-738381243aea" xlink:to="loc_us-gaap_DerivativeCollateralObligationToReturnCash_019ffe3f-28b1-78ff-9232-3581988b9bb6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetFairValueAfterOffsetAndDeductionSubjectToMasterNettingArrangement_01a0168a-1d4a-7927-87a4-4ab6c2c4cff7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeAssetFairValueAfterOffsetAndDeductionSubjectToMasterNettingArrangement"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeAssetFairValueNetAbstract_019ffea4-b4b1-7069-bd9b-738381243aea" xlink:to="loc_us-gaap_DerivativeAssetFairValueAfterOffsetAndDeductionSubjectToMasterNettingArrangement_01a0168a-1d4a-7927-87a4-4ab6c2c4cff7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityFairValueAfterOffsetAndDeductionSubjectToMasterNettingArrangementAbstract_019ffea5-2326-7cd2-b968-931ee6dd26f2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeLiabilityFairValueAfterOffsetAndDeductionSubjectToMasterNettingArrangementAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingAssetsLineItems_019ffe3f-28b1-7407-99c8-5005dec7556b" xlink:to="loc_us-gaap_DerivativeLiabilityFairValueAfterOffsetAndDeductionSubjectToMasterNettingArrangementAbstract_019ffea5-2326-7cd2-b968-931ee6dd26f2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_019ffea3-1704-77f5-acd3-0193db0ae96e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLiabilityFairValueAfterOffsetAndDeductionSubjectToMasterNettingArrangementAbstract_019ffea5-2326-7cd2-b968-931ee6dd26f2" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_019ffea3-1704-77f5-acd3-0193db0ae96e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityFairValueGrossAsset_019ffea3-46af-7019-beae-c0cf9ee99394" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeLiabilityFairValueGrossAsset"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLiabilityFairValueAfterOffsetAndDeductionSubjectToMasterNettingArrangementAbstract_019ffea5-2326-7cd2-b968-931ee6dd26f2" xlink:to="loc_us-gaap_DerivativeLiabilityFairValueGrossAsset_019ffea3-46af-7019-beae-c0cf9ee99394" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral_019ffea3-8248-703c-b8cd-7b97df4d2bdd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLiabilityFairValueAfterOffsetAndDeductionSubjectToMasterNettingArrangementAbstract_019ffea5-2326-7cd2-b968-931ee6dd26f2" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral_019ffea3-8248-703c-b8cd-7b97df4d2bdd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityNotOffsetPolicyElectionDeduction_019ffea3-b7a5-7293-9f3f-f620fa42491b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeLiabilityNotOffsetPolicyElectionDeduction"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLiabilityFairValueAfterOffsetAndDeductionSubjectToMasterNettingArrangementAbstract_019ffea5-2326-7cd2-b968-931ee6dd26f2" xlink:to="loc_us-gaap_DerivativeLiabilityNotOffsetPolicyElectionDeduction_019ffea3-b7a5-7293-9f3f-f620fa42491b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeCollateralRightToReclaimCash_019ffea3-dfb2-75b2-88ef-6d236dd290a6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeCollateralRightToReclaimCash"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLiabilityFairValueAfterOffsetAndDeductionSubjectToMasterNettingArrangementAbstract_019ffea5-2326-7cd2-b968-931ee6dd26f2" xlink:to="loc_us-gaap_DerivativeCollateralRightToReclaimCash_019ffea3-dfb2-75b2-88ef-6d236dd290a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityFairValueAfterOffsetAndDeductionSubjectToMasterNettingArrangement_019ffea4-123f-705b-9661-bd70ccc09141" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DerivativeLiabilityFairValueAfterOffsetAndDeductionSubjectToMasterNettingArrangement"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLiabilityFairValueAfterOffsetAndDeductionSubjectToMasterNettingArrangementAbstract_019ffea5-2326-7cd2-b968-931ee6dd26f2" xlink:to="loc_us-gaap_DerivativeLiabilityFairValueAfterOffsetAndDeductionSubjectToMasterNettingArrangement_019ffea4-123f-705b-9661-bd70ccc09141" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/ProspectCapitalInterNotesNarrativeDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#ProspectCapitalInterNotesNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/ProspectCapitalInterNotesNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-74ea-ad03-cd4ebe6bab48" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-74e1-a4ce-26196fe804f2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-81b7-74ea-ad03-cd4ebe6bab48" xlink:to="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-74e1-a4ce-26196fe804f2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-7ea7-924c-dcde13878553" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-74e1-a4ce-26196fe804f2" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-7ea7-924c-dcde13878553" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-7d73-80f4-c5f7b5796310" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-81b7-7ea7-924c-dcde13878553" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-7d73-80f4-c5f7b5796310" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnsecuredDebtMember_019e6f26-81b7-78d2-9a8b-a6984c7d61eb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_UnsecuredDebtMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-81b7-7d73-80f4-c5f7b5796310" xlink:to="loc_us-gaap_UnsecuredDebtMember_019e6f26-81b7-78d2-9a8b-a6984c7d61eb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019e6f26-81b7-7941-8849-6a5e71402a5d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-74e1-a4ce-26196fe804f2" xlink:to="loc_us-gaap_DebtInstrumentAxis_019e6f26-81b7-7941-8849-6a5e71402a5d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-7cde-9c9c-c2766443687c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_019e6f26-81b7-7941-8849-6a5e71402a5d" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-7cde-9c9c-c2766443687c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectCapitalInterNotesMember_019e6f26-81b7-758f-a26f-3a51f4044207" xlink:href="psec-20260630.xsd#psec_ProspectCapitalInterNotesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-81b7-7cde-9c9c-c2766443687c" xlink:to="loc_psec_ProspectCapitalInterNotesMember_019e6f26-81b7-758f-a26f-3a51f4044207" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019e6f26-81b7-7d4e-b886-54ac5e73663d" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-74e1-a4ce-26196fe804f2" xlink:to="loc_srt_RangeAxis_019e6f26-81b7-7d4e-b886-54ac5e73663d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019e6f26-81b7-70ed-8415-e73fb8b6f727" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeAxis_019e6f26-81b7-7d4e-b886-54ac5e73663d" xlink:to="loc_srt_RangeMember_019e6f26-81b7-70ed-8415-e73fb8b6f727" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019e6f26-81b7-7841-8fb6-84e95aedc1e7" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MaximumMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_019e6f26-81b7-70ed-8415-e73fb8b6f727" xlink:to="loc_srt_MaximumMember_019e6f26-81b7-7841-8fb6-84e95aedc1e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_019e6f26-81b7-7af9-8fed-a00ea01001fa" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MinimumMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_019e6f26-81b7-70ed-8415-e73fb8b6f727" xlink:to="loc_srt_MinimumMember_019e6f26-81b7-7af9-8fed-a00ea01001fa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtRepaymentConditionAxis_019e6f26-81b7-79c8-a66e-74c2df8626fe" xlink:href="psec-20260630.xsd#psec_DebtRepaymentConditionAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-74e1-a4ce-26196fe804f2" xlink:to="loc_psec_DebtRepaymentConditionAxis_019e6f26-81b7-79c8-a66e-74c2df8626fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtRepaymentConditionDomain_019e6f26-81b7-74a9-b7e4-ae5639274d19" xlink:href="psec-20260630.xsd#psec_DebtRepaymentConditionDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_DebtRepaymentConditionAxis_019e6f26-81b7-79c8-a66e-74c2df8626fe" xlink:to="loc_psec_DebtRepaymentConditionDomain_019e6f26-81b7-74a9-b7e4-ae5639274d19" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SurvivorsOptionMember_019e6f26-81b7-73b3-b631-fc75f27fc3c8" xlink:href="psec-20260630.xsd#psec_SurvivorsOptionMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_DebtRepaymentConditionDomain_019e6f26-81b7-74a9-b7e4-ae5639274d19" xlink:to="loc_psec_SurvivorsOptionMember_019e6f26-81b7-73b3-b631-fc75f27fc3c8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TriggeringEventAxis_019e6f26-81b7-79c8-a46b-3bb97af1a6d2" xlink:href="psec-20260630.xsd#psec_TriggeringEventAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-74e1-a4ce-26196fe804f2" xlink:to="loc_psec_TriggeringEventAxis_019e6f26-81b7-79c8-a46b-3bb97af1a6d2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TriggeringEventDomain_019e6f26-81b7-787d-98ba-d532e3541474" xlink:href="psec-20260630.xsd#psec_TriggeringEventDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventAxis_019e6f26-81b7-79c8-a46b-3bb97af1a6d2" xlink:to="loc_psec_TriggeringEventDomain_019e6f26-81b7-787d-98ba-d532e3541474" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InAccordanceWithSurvivorsOptionMember_019fdaf6-038c-7e24-b45b-5d5e249e2b3a" xlink:href="psec-20260630.xsd#psec_InAccordanceWithSurvivorsOptionMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventDomain_019e6f26-81b7-787d-98ba-d532e3541474" xlink:to="loc_psec_InAccordanceWithSurvivorsOptionMember_019fdaf6-038c-7e24-b45b-5d5e249e2b3a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_WithWeightedAverageInterestRateMember_019e6f26-81b7-7ab7-87c8-48a27a87ff70" xlink:href="psec-20260630.xsd#psec_WithWeightedAverageInterestRateMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventDomain_019e6f26-81b7-787d-98ba-d532e3541474" xlink:to="loc_psec_WithWeightedAverageInterestRateMember_019e6f26-81b7-7ab7-87c8-48a27a87ff70" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-75ca-8e4a-4468a59be8f2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-81b7-74e1-a4ce-26196fe804f2" xlink:to="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-75ca-8e4a-4468a59be8f2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_019e6f26-81b7-78d8-851b-54b3f0c0d614" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-75ca-8e4a-4468a59be8f2" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_019e6f26-81b7-78d8-851b-54b3f0c0d614" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_019e6f26-81b7-7a95-b375-4382b1c1e7e9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-75ca-8e4a-4468a59be8f2" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_019e6f26-81b7-7a95-b375-4382b1c1e7e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfUnsecuredDebt_019e6f26-81b7-7bbe-bb49-3ec8fd99e846" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromIssuanceOfUnsecuredDebt"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-75ca-8e4a-4468a59be8f2" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfUnsecuredDebt_019e6f26-81b7-7bbe-bb49-3ec8fd99e846" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProceedsFromIssuanceOfUnsecuredDebtNet_019e6f26-81b7-799e-beb5-9f8d47c771d5" xlink:href="psec-20260630.xsd#psec_ProceedsFromIssuanceOfUnsecuredDebtNet"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-75ca-8e4a-4468a59be8f2" xlink:to="loc_psec_ProceedsFromIssuanceOfUnsecuredDebtNet_019e6f26-81b7-799e-beb5-9f8d47c771d5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019e6f26-81b7-73be-bc76-68a283fc1fc6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-75ca-8e4a-4468a59be8f2" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019e6f26-81b7-73be-bc76-68a283fc1fc6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtWeightedAverageInterestRate_019e6f26-81b7-7e20-8fea-7866469944e8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtWeightedAverageInterestRate"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-75ca-8e4a-4468a59be8f2" xlink:to="loc_us-gaap_DebtWeightedAverageInterestRate_019e6f26-81b7-7e20-8fea-7866469944e8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfUnsecuredDebt_019e6f26-81b7-7d6b-ad10-2ad910485ff9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RepaymentsOfUnsecuredDebt"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-75ca-8e4a-4468a59be8f2" xlink:to="loc_us-gaap_RepaymentsOfUnsecuredDebt_019e6f26-81b7-7d6b-ad10-2ad910485ff9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019e6f26-81b7-71e1-bc6b-1750b8e88ee6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-75ca-8e4a-4468a59be8f2" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019e6f26-81b7-71e1-bc6b-1750b8e88ee6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseDebt_019e6f26-81b7-7219-b446-ce4a8d7ec0e6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestExpenseDebt"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-81b7-75ca-8e4a-4468a59be8f2" xlink:to="loc_us-gaap_InterestExpenseDebt_019e6f26-81b7-7219-b446-ce4a8d7ec0e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/ProspectCapitalInterNotesScheduleIssuedNotesDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#ProspectCapitalInterNotesScheduleIssuedNotesDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/ProspectCapitalInterNotesScheduleIssuedNotesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-827e-710d-bbbe-85639348eca8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7340-b15a-404b15f328e7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-827e-710d-bbbe-85639348eca8" xlink:to="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7340-b15a-404b15f328e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-827e-7ae5-9842-78d8364af67a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7340-b15a-404b15f328e7" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-827e-7ae5-9842-78d8364af67a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-827e-74aa-9aaa-279dc7de7856" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-827e-7ae5-9842-78d8364af67a" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-827e-74aa-9aaa-279dc7de7856" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnsecuredDebtMember_019e6f26-827e-7bc5-ace0-fe4f7c651304" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_UnsecuredDebtMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-827e-74aa-9aaa-279dc7de7856" xlink:to="loc_us-gaap_UnsecuredDebtMember_019e6f26-827e-7bc5-ace0-fe4f7c651304" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019e6f26-827e-7481-96c3-203ec1156838" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7340-b15a-404b15f328e7" xlink:to="loc_us-gaap_DebtInstrumentAxis_019e6f26-827e-7481-96c3-203ec1156838" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-7e93-bd91-bc4bc08fa182" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_019e6f26-827e-7481-96c3-203ec1156838" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-7e93-bd91-bc4bc08fa182" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectCapitalInterNotesMember_019e6f26-827e-72df-bb79-b29185ef9e30" xlink:href="psec-20260630.xsd#psec_ProspectCapitalInterNotesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-7e93-bd91-bc4bc08fa182" xlink:to="loc_psec_ProspectCapitalInterNotesMember_019e6f26-827e-72df-bb79-b29185ef9e30" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPeriodAxis_019e6f26-827e-772f-8e82-efcd87acc08d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentRedemptionPeriodAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7340-b15a-404b15f328e7" xlink:to="loc_us-gaap_DebtInstrumentRedemptionPeriodAxis_019e6f26-827e-772f-8e82-efcd87acc08d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-7f23-83d0-f70e5ddb3e6f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentRedemptionPeriodDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodAxis_019e6f26-827e-772f-8e82-efcd87acc08d" xlink:to="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-7f23-83d0-f70e5ddb3e6f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPeriodOneMember_019e6f26-827e-77b8-9e47-852edd83c065" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentRedemptionPeriodOneMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-7f23-83d0-f70e5ddb3e6f" xlink:to="loc_us-gaap_DebtInstrumentRedemptionPeriodOneMember_019e6f26-827e-77b8-9e47-852edd83c065" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPeriodTwoMember_019e6f26-827e-7eea-ac37-af4f69c062ce" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentRedemptionPeriodTwoMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-7f23-83d0-f70e5ddb3e6f" xlink:to="loc_us-gaap_DebtInstrumentRedemptionPeriodTwoMember_019e6f26-827e-7eea-ac37-af4f69c062ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPeriodThreeMember_019e6f26-827e-79c5-99c9-02cf55e1f8a0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentRedemptionPeriodThreeMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-7f23-83d0-f70e5ddb3e6f" xlink:to="loc_us-gaap_DebtInstrumentRedemptionPeriodThreeMember_019e6f26-827e-79c5-99c9-02cf55e1f8a0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPeriodFourMember_019eff9e-3fe5-75ac-87da-26acea81d3b3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentRedemptionPeriodFourMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-7f23-83d0-f70e5ddb3e6f" xlink:to="loc_us-gaap_DebtInstrumentRedemptionPeriodFourMember_019eff9e-3fe5-75ac-87da-26acea81d3b3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019e6f26-827e-75c2-ab58-39ee7668ddf2" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7340-b15a-404b15f328e7" xlink:to="loc_srt_RangeAxis_019e6f26-827e-75c2-ab58-39ee7668ddf2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019e6f26-827e-74ea-ae0e-1781c94a1c69" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeAxis_019e6f26-827e-75c2-ab58-39ee7668ddf2" xlink:to="loc_srt_RangeMember_019e6f26-827e-74ea-ae0e-1781c94a1c69" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_019e6f26-827e-7002-a2a2-25e84d7f72d8" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MinimumMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_019e6f26-827e-74ea-ae0e-1781c94a1c69" xlink:to="loc_srt_MinimumMember_019e6f26-827e-7002-a2a2-25e84d7f72d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019e6f26-827e-717b-b73d-46bfc61b8c27" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MaximumMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_019e6f26-827e-74ea-ae0e-1781c94a1c69" xlink:to="loc_srt_MaximumMember_019e6f26-827e-717b-b73d-46bfc61b8c27" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7848-8e69-a1cb10d42169" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7340-b15a-404b15f328e7" xlink:to="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7848-8e69-a1cb10d42169" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtTerm_019e6f26-827e-79cd-b758-5ea13032f78b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtTerm"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7848-8e69-a1cb10d42169" xlink:to="loc_us-gaap_LongTermDebtTerm_019e6f26-827e-79cd-b758-5ea13032f78b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfUnsecuredDebt_019e6f26-827e-7add-aa62-b892d707fb18" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromIssuanceOfUnsecuredDebt"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7848-8e69-a1cb10d42169" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfUnsecuredDebt_019e6f26-827e-7add-aa62-b892d707fb18" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019e6f26-827e-7c2e-b154-1c9b0bdeb3bc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7848-8e69-a1cb10d42169" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019e6f26-827e-7c2e-b154-1c9b0bdeb3bc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtWeightedAverageInterestRate_019e6f26-827e-7647-85dc-43702a1fad79" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtWeightedAverageInterestRate"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7848-8e69-a1cb10d42169" xlink:to="loc_us-gaap_DebtWeightedAverageInterestRate_019e6f26-827e-7647-85dc-43702a1fad79" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/ProspectCapitalInterNotesScheduleofNotesOutstandingDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#ProspectCapitalInterNotesScheduleofNotesOutstandingDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/ProspectCapitalInterNotesScheduleofNotesOutstandingDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-827e-77b9-aeba-22e85b8ba6a8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7198-a819-fd71b6a7caca" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-827e-77b9-aeba-22e85b8ba6a8" xlink:to="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7198-a819-fd71b6a7caca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019e6f26-827e-769d-a041-4de7c1ac001d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7198-a819-fd71b6a7caca" xlink:to="loc_us-gaap_DebtInstrumentAxis_019e6f26-827e-769d-a041-4de7c1ac001d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-7624-b332-3661aa938a41" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_019e6f26-827e-769d-a041-4de7c1ac001d" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-7624-b332-3661aa938a41" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectCapitalInterNotesMember_019e6f26-827e-78d2-9f82-4108a1631f4c" xlink:href="psec-20260630.xsd#psec_ProspectCapitalInterNotesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-7624-b332-3661aa938a41" xlink:to="loc_psec_ProspectCapitalInterNotesMember_019e6f26-827e-78d2-9f82-4108a1631f4c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-827e-7147-8f75-4aa7cf29c076" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7198-a819-fd71b6a7caca" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-827e-7147-8f75-4aa7cf29c076" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-827e-7f2a-940b-5b4fcec35c04" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-827e-7147-8f75-4aa7cf29c076" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-827e-7f2a-940b-5b4fcec35c04" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnsecuredDebtMember_019e6f26-827e-7915-ba8d-bd52c1fadd80" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_UnsecuredDebtMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-827e-7f2a-940b-5b4fcec35c04" xlink:to="loc_us-gaap_UnsecuredDebtMember_019e6f26-827e-7915-ba8d-bd52c1fadd80" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPeriodAxis_019e6f26-827e-73a3-bd0b-985963594d73" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentRedemptionPeriodAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7198-a819-fd71b6a7caca" xlink:to="loc_us-gaap_DebtInstrumentRedemptionPeriodAxis_019e6f26-827e-73a3-bd0b-985963594d73" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-757a-9887-047fbf09943b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentRedemptionPeriodDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodAxis_019e6f26-827e-73a3-bd0b-985963594d73" xlink:to="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-757a-9887-047fbf09943b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtInstrumentRedemptionPeriodFourteenMember_019e6f26-827e-7f17-a95a-2c8cbfb8783b" xlink:href="psec-20260630.xsd#psec_DebtInstrumentRedemptionPeriodFourteenMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-757a-9887-047fbf09943b" xlink:to="loc_psec_DebtInstrumentRedemptionPeriodFourteenMember_019e6f26-827e-7f17-a95a-2c8cbfb8783b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtInstrumentRedemptionPeriodFifteenMember_019e6f26-827e-7044-a261-e13e41e5910b" xlink:href="psec-20260630.xsd#psec_DebtInstrumentRedemptionPeriodFifteenMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-757a-9887-047fbf09943b" xlink:to="loc_psec_DebtInstrumentRedemptionPeriodFifteenMember_019e6f26-827e-7044-a261-e13e41e5910b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtInstrumentRedemptionPeriodSixteenMember_019e6f26-827e-7539-b9e3-d12179a19224" xlink:href="psec-20260630.xsd#psec_DebtInstrumentRedemptionPeriodSixteenMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-757a-9887-047fbf09943b" xlink:to="loc_psec_DebtInstrumentRedemptionPeriodSixteenMember_019e6f26-827e-7539-b9e3-d12179a19224" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtInstrumentRedemptionPeriodSeventeenMember_019e6f26-827e-72b6-a36a-214e673cd5a6" xlink:href="psec-20260630.xsd#psec_DebtInstrumentRedemptionPeriodSeventeenMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-757a-9887-047fbf09943b" xlink:to="loc_psec_DebtInstrumentRedemptionPeriodSeventeenMember_019e6f26-827e-72b6-a36a-214e673cd5a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtInstrumentRedemptionPeriodEighteenMember_019e6f26-827e-7870-a647-2005c5e6aca4" xlink:href="psec-20260630.xsd#psec_DebtInstrumentRedemptionPeriodEighteenMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-757a-9887-047fbf09943b" xlink:to="loc_psec_DebtInstrumentRedemptionPeriodEighteenMember_019e6f26-827e-7870-a647-2005c5e6aca4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtInstrumentRedemptionPeriodNineteenMember_019e6f26-827e-72bb-8560-dbbea7e7f318" xlink:href="psec-20260630.xsd#psec_DebtInstrumentRedemptionPeriodNineteenMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-757a-9887-047fbf09943b" xlink:to="loc_psec_DebtInstrumentRedemptionPeriodNineteenMember_019e6f26-827e-72bb-8560-dbbea7e7f318" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtInstrumentRedemptionPeriodTwentyMember_019e6f26-827e-7e2e-ac21-5a469045e2e9" xlink:href="psec-20260630.xsd#psec_DebtInstrumentRedemptionPeriodTwentyMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-757a-9887-047fbf09943b" xlink:to="loc_psec_DebtInstrumentRedemptionPeriodTwentyMember_019e6f26-827e-7e2e-ac21-5a469045e2e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtInstrumentRedemptionPeriodTwentyOneMember_019e6f26-827e-7307-9a48-ba7380b57065" xlink:href="psec-20260630.xsd#psec_DebtInstrumentRedemptionPeriodTwentyOneMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-757a-9887-047fbf09943b" xlink:to="loc_psec_DebtInstrumentRedemptionPeriodTwentyOneMember_019e6f26-827e-7307-9a48-ba7380b57065" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtInstrumentRedemptionPeriodTwentyTwoMember_019e6f26-827e-7c05-b3ec-9f276062fe73" xlink:href="psec-20260630.xsd#psec_DebtInstrumentRedemptionPeriodTwentyTwoMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-757a-9887-047fbf09943b" xlink:to="loc_psec_DebtInstrumentRedemptionPeriodTwentyTwoMember_019e6f26-827e-7c05-b3ec-9f276062fe73" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtInstrumentRedemptionPeriodTwentyThreeMember_019e6f26-827e-7fbd-9e28-d3531d994697" xlink:href="psec-20260630.xsd#psec_DebtInstrumentRedemptionPeriodTwentyThreeMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-757a-9887-047fbf09943b" xlink:to="loc_psec_DebtInstrumentRedemptionPeriodTwentyThreeMember_019e6f26-827e-7fbd-9e28-d3531d994697" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtInstrumentRedemptionPeriodTwentyFourMember_019e6f26-827e-7942-b9df-d8d9eba9f117" xlink:href="psec-20260630.xsd#psec_DebtInstrumentRedemptionPeriodTwentyFourMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-757a-9887-047fbf09943b" xlink:to="loc_psec_DebtInstrumentRedemptionPeriodTwentyFourMember_019e6f26-827e-7942-b9df-d8d9eba9f117" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtInstrumentRedemptionPeriodTwentyFiveMember_019e6f26-827e-7126-bfff-44f195245e19" xlink:href="psec-20260630.xsd#psec_DebtInstrumentRedemptionPeriodTwentyFiveMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-757a-9887-047fbf09943b" xlink:to="loc_psec_DebtInstrumentRedemptionPeriodTwentyFiveMember_019e6f26-827e-7126-bfff-44f195245e19" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtInstrumentRedemptionPeriodTwentySixMember_019e6f26-827e-765e-a70b-bac5185a1fd1" xlink:href="psec-20260630.xsd#psec_DebtInstrumentRedemptionPeriodTwentySixMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-757a-9887-047fbf09943b" xlink:to="loc_psec_DebtInstrumentRedemptionPeriodTwentySixMember_019e6f26-827e-765e-a70b-bac5185a1fd1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtInstrumentRedemptionPeriodTwentySevenMember_019e6f26-827e-7558-9aab-85a246c880c9" xlink:href="psec-20260630.xsd#psec_DebtInstrumentRedemptionPeriodTwentySevenMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-757a-9887-047fbf09943b" xlink:to="loc_psec_DebtInstrumentRedemptionPeriodTwentySevenMember_019e6f26-827e-7558-9aab-85a246c880c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DebtInstrumentRedemptionPeriodTwentyEightMember_019e6f26-827e-721b-81b1-ea02007ae03f" xlink:href="psec-20260630.xsd#psec_DebtInstrumentRedemptionPeriodTwentyEightMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_019e6f26-827e-757a-9887-047fbf09943b" xlink:to="loc_psec_DebtInstrumentRedemptionPeriodTwentyEightMember_019e6f26-827e-721b-81b1-ea02007ae03f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019e6f26-827e-7879-a146-a14d19fc7091" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7198-a819-fd71b6a7caca" xlink:to="loc_srt_RangeAxis_019e6f26-827e-7879-a146-a14d19fc7091" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019e6f26-827e-7a10-934c-df9d4dec8f9d" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeAxis_019e6f26-827e-7879-a146-a14d19fc7091" xlink:to="loc_srt_RangeMember_019e6f26-827e-7a10-934c-df9d4dec8f9d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_019e6f26-827e-7d6b-a10a-cad9c8362f99" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MinimumMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_019e6f26-827e-7a10-934c-df9d4dec8f9d" xlink:to="loc_srt_MinimumMember_019e6f26-827e-7d6b-a10a-cad9c8362f99" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019e6f26-827e-7c07-8a12-d807ba2b12c6" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MaximumMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_019e6f26-827e-7a10-934c-df9d4dec8f9d" xlink:to="loc_srt_MaximumMember_019e6f26-827e-7c07-8a12-d807ba2b12c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-74ae-a5eb-85c8e5247812" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7198-a819-fd71b6a7caca" xlink:to="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-74ae-a5eb-85c8e5247812" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtTerm_019e6f26-827e-7aa0-adce-bff11af2ae59" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtTerm"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-74ae-a5eb-85c8e5247812" xlink:to="loc_us-gaap_LongTermDebtTerm_019e6f26-827e-7aa0-adce-bff11af2ae59" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_019e6f26-827e-7ab8-8f34-7f5b8bb7f79a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-74ae-a5eb-85c8e5247812" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_019e6f26-827e-7ab8-8f34-7f5b8bb7f79a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_019e6f26-827e-7013-a7c9-303bec01cc3f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-74ae-a5eb-85c8e5247812" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_019e6f26-827e-7013-a7c9-303bec01cc3f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_019e6f26-827e-7d55-b038-aa2666203cb3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebt"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-74ae-a5eb-85c8e5247812" xlink:to="loc_us-gaap_LongTermDebt_019e6f26-827e-7d55-b038-aa2666203cb3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019e6f26-827e-76bd-97f5-cf7d0ee3aa51" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-74ae-a5eb-85c8e5247812" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019e6f26-827e-76bd-97f5-cf7d0ee3aa51" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtWeightedAverageInterestRate_019e6f26-827e-7d46-a7b0-d6bb6548238a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtWeightedAverageInterestRate"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-74ae-a5eb-85c8e5247812" xlink:to="loc_us-gaap_DebtWeightedAverageInterestRate_019e6f26-827e-7d46-a7b0-d6bb6548238a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/FairValueandMaturityofDebtOutstandingNarrativeDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#FairValueandMaturityofDebtOutstandingNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/FairValueandMaturityofDebtOutstandingNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-827e-741a-a5ae-d2b3ae34f113" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-74ad-99bc-70f8f6a3f103" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-827e-741a-a5ae-d2b3ae34f113" xlink:to="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-74ad-99bc-70f8f6a3f103" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-827e-7609-aec9-70cf1d116acf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-74ad-99bc-70f8f6a3f103" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-827e-7609-aec9-70cf1d116acf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-827e-7153-8a83-1409df24318c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-827e-7609-aec9-70cf1d116acf" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-827e-7153-8a83-1409df24318c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeniorNotesMember_019e6f26-827e-7890-8248-b0f05c2d85dd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SeniorNotesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-827e-7153-8a83-1409df24318c" xlink:to="loc_us-gaap_SeniorNotesMember_019e6f26-827e-7890-8248-b0f05c2d85dd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7aaa-b1e9-7f7f81d4f314" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-74ad-99bc-70f8f6a3f103" xlink:to="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7aaa-b1e9-7f7f81d4f314" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanySeniorSecurityIndebtednessAssetCoverageRatio_019e6f26-827e-74c5-810e-59a8b1a8d543" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanySeniorSecurityIndebtednessAssetCoverageRatio"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7aaa-b1e9-7f7f81d4f314" xlink:to="loc_us-gaap_InvestmentCompanySeniorSecurityIndebtednessAssetCoverageRatio_019e6f26-827e-74c5-810e-59a8b1a8d543" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_019e6f26-827e-7f9b-9910-935e768dd0d3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7aaa-b1e9-7f7f81d4f314" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_019e6f26-827e-7f9b-9910-935e768dd0d3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanySeniorSecurityStockAssetCoverageRatio_019e6f26-827e-78af-a434-6df15a103b46" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanySeniorSecurityStockAssetCoverageRatio"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7aaa-b1e9-7f7f81d4f314" xlink:to="loc_us-gaap_InvestmentCompanySeniorSecurityStockAssetCoverageRatio_019e6f26-827e-78af-a434-6df15a103b46" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/FairValueandMaturityofDebtOutstandingScheduleSeniorSecuritiesDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#FairValueandMaturityofDebtOutstandingScheduleSeniorSecuritiesDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/FairValueandMaturityofDebtOutstandingScheduleSeniorSecuritiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-827e-77ed-95d7-85bc88ebb91d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7a20-8875-8373417e3fd6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-827e-77ed-95d7-85bc88ebb91d" xlink:to="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7a20-8875-8373417e3fd6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019e6f26-827e-7bc9-ad60-8c597dfe056f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7a20-8875-8373417e3fd6" xlink:to="loc_us-gaap_DebtInstrumentAxis_019e6f26-827e-7bc9-ad60-8c597dfe056f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_019e6f26-827e-7bc9-ad60-8c597dfe056f" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditFacilityMember_019e6f26-827e-71ca-be0f-1ddc0d361019" xlink:href="psec-20260630.xsd#psec_CreditFacilityMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:to="loc_psec_CreditFacilityMember_019e6f26-827e-71ca-be0f-1ddc0d361019" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2016NotesMember_019e6f26-827e-7f62-ab1a-c14fe787865e" xlink:href="psec-20260630.xsd#psec_A2016NotesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:to="loc_psec_A2016NotesMember_019e6f26-827e-7f62-ab1a-c14fe787865e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2017NotesMember_019e6f26-827e-7afe-9dff-937312959ee7" xlink:href="psec-20260630.xsd#psec_A2017NotesMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:to="loc_psec_A2017NotesMember_019e6f26-827e-7afe-9dff-937312959ee7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2018NotesMember_019e6f26-827e-770a-ad37-89bf17736076" xlink:href="psec-20260630.xsd#psec_A2018NotesMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:to="loc_psec_A2018NotesMember_019e6f26-827e-770a-ad37-89bf17736076" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2019NotesMember_019e6f26-827e-799f-bec1-0a2cfab292a4" xlink:href="psec-20260630.xsd#psec_A2019NotesMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:to="loc_psec_A2019NotesMember_019e6f26-827e-799f-bec1-0a2cfab292a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A5002019NotesMember_019e6f26-827e-7b52-bf7c-3ecd8376ef51" xlink:href="psec-20260630.xsd#psec_A5002019NotesMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:to="loc_psec_A5002019NotesMember_019e6f26-827e-7b52-bf7c-3ecd8376ef51" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2020NotesMember_019e6f26-827e-75db-ae25-07470a486bac" xlink:href="psec-20260630.xsd#psec_A2020NotesMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:to="loc_psec_A2020NotesMember_019e6f26-827e-75db-ae25-07470a486bac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2022NotesMember_019e6f26-827e-7255-8928-375c9174fe01" xlink:href="psec-20260630.xsd#psec_A2022NotesMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:to="loc_psec_A2022NotesMember_019e6f26-827e-7255-8928-375c9174fe01" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2023NotesMember_019e6f26-827e-70ee-896f-cfda9b796af4" xlink:href="psec-20260630.xsd#psec_A2023NotesMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:to="loc_psec_A2023NotesMember_019e6f26-827e-70ee-896f-cfda9b796af4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2024NotesMember_019e6f26-827e-727d-b63c-df77fa56ce98" xlink:href="psec-20260630.xsd#psec_A2024NotesMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:to="loc_psec_A2024NotesMember_019e6f26-827e-727d-b63c-df77fa56ce98" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A63752024NotesMember_019e6f26-827e-703c-8c5d-842dd82a4c0e" xlink:href="psec-20260630.xsd#psec_A63752024NotesMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:to="loc_psec_A63752024NotesMember_019e6f26-827e-703c-8c5d-842dd82a4c0e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2025NotesMember_019e6f26-827e-7875-b29c-0ba1f8b505b8" xlink:href="psec-20260630.xsd#psec_A2025NotesMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:to="loc_psec_A2025NotesMember_019e6f26-827e-7875-b29c-0ba1f8b505b8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2026NotesMember_019e6f26-827e-7e7d-b1a2-4d005469208d" xlink:href="psec-20260630.xsd#psec_A2026NotesMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:to="loc_psec_A2026NotesMember_019e6f26-827e-7e7d-b1a2-4d005469208d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A33642026NotesMember_019e6f26-827e-74b1-932f-2e6ff24fb149" xlink:href="psec-20260630.xsd#psec_A33642026NotesMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:to="loc_psec_A33642026NotesMember_019e6f26-827e-74b1-932f-2e6ff24fb149" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A34372028NotesMember_019e6f26-827e-78bd-80e3-b025fcf6a2ac" xlink:href="psec-20260630.xsd#psec_A34372028NotesMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:to="loc_psec_A34372028NotesMember_019e6f26-827e-78bd-80e3-b025fcf6a2ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2028NotesMember_019e6f26-827e-7d5d-91db-fb7067422aeb" xlink:href="psec-20260630.xsd#psec_A2028NotesMember"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:to="loc_psec_A2028NotesMember_019e6f26-827e-7d5d-91db-fb7067422aeb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2029NotesMember_019e6f26-827e-7e91-b34b-ce3afb436c5c" xlink:href="psec-20260630.xsd#psec_A2029NotesMember"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:to="loc_psec_A2029NotesMember_019e6f26-827e-7e91-b34b-ce3afb436c5c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A5.502030NotesMember_019e6f26-827e-7460-895f-2f9f8b4cc65e" xlink:href="psec-20260630.xsd#psec_A5.502030NotesMember"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:to="loc_psec_A5.502030NotesMember_019e6f26-827e-7460-895f-2f9f8b4cc65e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectCapitalInterNotesMember_019e6f26-827e-739e-9fe9-b313d048bdd2" xlink:href="psec-20260630.xsd#psec_ProspectCapitalInterNotesMember"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-766b-a2a4-4dc45e79be2b" xlink:to="loc_psec_ProspectCapitalInterNotesMember_019e6f26-827e-739e-9fe9-b313d048bdd2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_019e6f26-827e-73fd-84aa-f02e5cfbd7d5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7a20-8875-8373417e3fd6" xlink:to="loc_us-gaap_StatementClassOfStockAxis_019e6f26-827e-73fd-84aa-f02e5cfbd7d5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019e6f26-827e-74a8-9399-0b471fbcc50b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019e6f26-827e-73fd-84aa-f02e5cfbd7d5" xlink:to="loc_us-gaap_ClassOfStockDomain_019e6f26-827e-74a8-9399-0b471fbcc50b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FloatingRatePreferredStockMember_019e6f26-827e-7d91-accb-8664f486d2da" xlink:href="psec-20260630.xsd#psec_FloatingRatePreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019e6f26-827e-74a8-9399-0b471fbcc50b" xlink:to="loc_psec_FloatingRatePreferredStockMember_019e6f26-827e-7d91-accb-8664f486d2da" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A7.50PreferredStockMember_019e6f26-827e-768b-856c-457858336dc8" xlink:href="psec-20260630.xsd#psec_A7.50PreferredStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019e6f26-827e-74a8-9399-0b471fbcc50b" xlink:to="loc_psec_A7.50PreferredStockMember_019e6f26-827e-768b-856c-457858336dc8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650PreferredStockMember_019e6f26-827e-7eb5-a4da-c27b3705d8cb" xlink:href="psec-20260630.xsd#psec_A650PreferredStockMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019e6f26-827e-74a8-9399-0b471fbcc50b" xlink:to="loc_psec_A650PreferredStockMember_019e6f26-827e-7eb5-a4da-c27b3705d8cb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550PreferredStockMember_019e6f26-827e-72ed-8fdb-5068b6f3d7d4" xlink:href="psec-20260630.xsd#psec_A550PreferredStockMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019e6f26-827e-74a8-9399-0b471fbcc50b" xlink:to="loc_psec_A550PreferredStockMember_019e6f26-827e-72ed-8fdb-5068b6f3d7d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A535PreferredStockMember_019e6f26-827e-7d29-bcbe-07104dc17a91" xlink:href="psec-20260630.xsd#psec_A535PreferredStockMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019e6f26-827e-74a8-9399-0b471fbcc50b" xlink:to="loc_psec_A535PreferredStockMember_019e6f26-827e-7d29-bcbe-07104dc17a91" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7f8f-862d-4f8fa825ed24" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7a20-8875-8373417e3fd6" xlink:to="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7f8f-862d-4f8fa825ed24" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019e6f26-827e-7f13-9a79-940e52c11b3e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7f8f-862d-4f8fa825ed24" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019e6f26-827e-7f13-9a79-940e52c11b3e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockDividendRatePercentage_019e6f26-827e-7795-af78-74d337aa6a96" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockDividendRatePercentage"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7f8f-862d-4f8fa825ed24" xlink:to="loc_us-gaap_PreferredStockDividendRatePercentage_019e6f26-827e-7795-af78-74d337aa6a96" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockLiquidationPreference_019e6f26-827e-7a10-9f45-2b027b0a185d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockLiquidationPreference"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7f8f-862d-4f8fa825ed24" xlink:to="loc_us-gaap_PreferredStockLiquidationPreference_019e6f26-827e-7a10-9f45-2b027b0a185d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyFinancialCommitmentToInvesteeFutureAmount_019e6f26-827e-7aae-88e6-2fe7728760a0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyFinancialCommitmentToInvesteeFutureAmount"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7f8f-862d-4f8fa825ed24" xlink:to="loc_us-gaap_InvestmentCompanyFinancialCommitmentToInvesteeFutureAmount_019e6f26-827e-7aae-88e6-2fe7728760a0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SeniorSecuritiesCoveragePerUnitIncludingUnfundedCommitments_019e6f26-827e-7c97-be14-3aac7b8dd38c" xlink:href="psec-20260630.xsd#psec_SeniorSecuritiesCoveragePerUnitIncludingUnfundedCommitments"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7f8f-862d-4f8fa825ed24" xlink:to="loc_psec_SeniorSecuritiesCoveragePerUnitIncludingUnfundedCommitments_019e6f26-827e-7c97-be14-3aac7b8dd38c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/FairValueandMaturityofDebtOutstandingScheduleofCarryingValuesandEstimatedFairValuesofDebtInstrumentsDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#FairValueandMaturityofDebtOutstandingScheduleofCarryingValuesandEstimatedFairValuesofDebtInstrumentsDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/FairValueandMaturityofDebtOutstandingScheduleofCarryingValuesandEstimatedFairValuesofDebtInstrumentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-827e-7d28-b648-f25193c1348f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-789b-b1d9-6a14a8b0e52f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-827e-7d28-b648-f25193c1348f" xlink:to="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-789b-b1d9-6a14a8b0e52f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-827e-7ecd-aa6f-829722fea506" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-789b-b1d9-6a14a8b0e52f" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-827e-7ecd-aa6f-829722fea506" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-827e-7415-b881-44ff93cb53bd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-827e-7ecd-aa6f-829722fea506" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-827e-7415-b881-44ff93cb53bd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditMember_019e6f26-827e-7d07-8c60-e4d74032bd6b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LineOfCreditMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-827e-7415-b881-44ff93cb53bd" xlink:to="loc_us-gaap_LineOfCreditMember_019e6f26-827e-7d07-8c60-e4d74032bd6b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnsecuredDebtMember_019e6f26-827e-71fd-8456-363f65adbf63" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_UnsecuredDebtMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-827e-7415-b881-44ff93cb53bd" xlink:to="loc_us-gaap_UnsecuredDebtMember_019e6f26-827e-71fd-8456-363f65adbf63" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_019e6f26-827e-7c5f-8549-4ce1c2e9ddf7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CreditFacilityAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-789b-b1d9-6a14a8b0e52f" xlink:to="loc_us-gaap_CreditFacilityAxis_019e6f26-827e-7c5f-8549-4ce1c2e9ddf7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_019e6f26-827e-7746-a80a-9defdfefc399" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CreditFacilityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityAxis_019e6f26-827e-7c5f-8549-4ce1c2e9ddf7" xlink:to="loc_us-gaap_CreditFacilityDomain_019e6f26-827e-7746-a80a-9defdfefc399" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_019e6f26-827e-784c-8205-dcf6bdfba8f4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RevolvingCreditFacilityMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityDomain_019e6f26-827e-7746-a80a-9defdfefc399" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_019e6f26-827e-784c-8205-dcf6bdfba8f4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019e6f26-827e-7498-8156-29404b0f72ce" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-789b-b1d9-6a14a8b0e52f" xlink:to="loc_us-gaap_DebtInstrumentAxis_019e6f26-827e-7498-8156-29404b0f72ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-7789-add7-0313286fadc7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_019e6f26-827e-7498-8156-29404b0f72ce" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-7789-add7-0313286fadc7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A33642026NotesMember_019e6f26-827e-7ea2-9abb-98f681b9fc84" xlink:href="psec-20260630.xsd#psec_A33642026NotesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-7789-add7-0313286fadc7" xlink:to="loc_psec_A33642026NotesMember_019e6f26-827e-7ea2-9abb-98f681b9fc84" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A34372028NotesMember_019e6f26-827e-7eab-9827-07452f8a353b" xlink:href="psec-20260630.xsd#psec_A34372028NotesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-7789-add7-0313286fadc7" xlink:to="loc_psec_A34372028NotesMember_019e6f26-827e-7eab-9827-07452f8a353b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A5.502030NotesMember_019e6f26-827e-78bb-b594-c3ef8e1d707b" xlink:href="psec-20260630.xsd#psec_A5.502030NotesMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-7789-add7-0313286fadc7" xlink:to="loc_psec_A5.502030NotesMember_019e6f26-827e-78bb-b594-c3ef8e1d707b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PublicNotesMember_019e6f26-827e-7d45-8531-e0b2070345e4" xlink:href="psec-20260630.xsd#psec_PublicNotesMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-7789-add7-0313286fadc7" xlink:to="loc_psec_PublicNotesMember_019e6f26-827e-7d45-8531-e0b2070345e4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectCapitalInterNotesMember_019e6f26-827e-7d06-b3a6-d99f2c479af7" xlink:href="psec-20260630.xsd#psec_ProspectCapitalInterNotesMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-7789-add7-0313286fadc7" xlink:to="loc_psec_ProspectCapitalInterNotesMember_019e6f26-827e-7d06-b3a6-d99f2c479af7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-737e-91a9-e4e47017033e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-789b-b1d9-6a14a8b0e52f" xlink:to="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-737e-91a9-e4e47017033e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019e6f26-827e-73df-9bf1-2268e134e153" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-737e-91a9-e4e47017033e" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019e6f26-827e-73df-9bf1-2268e134e153" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_019e6f26-827e-733c-9fae-fa30f2e45b7c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-737e-91a9-e4e47017033e" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_019e6f26-827e-733c-9fae-fa30f2e45b7c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet_019e6f26-827e-7b63-afd2-abf0d33b17ad" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-737e-91a9-e4e47017033e" xlink:to="loc_us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet_019e6f26-827e-7b63-afd2-abf0d33b17ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_019e6f26-827e-734d-ac4c-81e71f4d29a2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-737e-91a9-e4e47017033e" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_019e6f26-827e-734d-ac4c-81e71f4d29a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_019e6f26-827e-7619-b4b2-7f75829aa483" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebt"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-737e-91a9-e4e47017033e" xlink:to="loc_us-gaap_LongTermDebt_019e6f26-827e-7619-b4b2-7f75829aa483" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtFairValue_019e6f26-827e-79db-8522-988246587cd1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtFairValue"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-737e-91a9-e4e47017033e" xlink:to="loc_us-gaap_LongTermDebtFairValue_019e6f26-827e-79db-8522-988246587cd1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_019e6f26-827e-7e4f-be92-6a52d6bbfd93" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-737e-91a9-e4e47017033e" xlink:to="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_019e6f26-827e-7e4f-be92-6a52d6bbfd93" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/FairValueandMaturityofDebtOutstandingScheduleofDebtMaturityDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#FairValueandMaturityofDebtOutstandingScheduleofDebtMaturityDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/FairValueandMaturityofDebtOutstandingScheduleofDebtMaturityDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_019e6f26-827e-7fde-b8c5-a3759b8aa8f6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7733-bd45-069adb96e84e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_019e6f26-827e-7fde-b8c5-a3759b8aa8f6" xlink:to="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7733-bd45-069adb96e84e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-827e-7e49-93ef-62d51e818c89" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7733-bd45-069adb96e84e" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-827e-7e49-93ef-62d51e818c89" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-827e-78e1-a1c2-4c972cb8809a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019e6f26-827e-7e49-93ef-62d51e818c89" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-827e-78e1-a1c2-4c972cb8809a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditMember_019e6f26-827e-7625-a51e-585cbd144679" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LineOfCreditMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-827e-78e1-a1c2-4c972cb8809a" xlink:to="loc_us-gaap_LineOfCreditMember_019e6f26-827e-7625-a51e-585cbd144679" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnsecuredDebtMember_019e6f26-827e-7d4d-b155-834dd870292f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_UnsecuredDebtMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019e6f26-827e-78e1-a1c2-4c972cb8809a" xlink:to="loc_us-gaap_UnsecuredDebtMember_019e6f26-827e-7d4d-b155-834dd870292f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_019e6f26-827e-79d0-b0f1-e7f1d5999a97" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CreditFacilityAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7733-bd45-069adb96e84e" xlink:to="loc_us-gaap_CreditFacilityAxis_019e6f26-827e-79d0-b0f1-e7f1d5999a97" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_019e6f26-827e-7c63-a4a2-e6fa2996897d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CreditFacilityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityAxis_019e6f26-827e-79d0-b0f1-e7f1d5999a97" xlink:to="loc_us-gaap_CreditFacilityDomain_019e6f26-827e-7c63-a4a2-e6fa2996897d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_019e6f26-827e-79f4-b93b-3c710afdca09" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RevolvingCreditFacilityMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityDomain_019e6f26-827e-7c63-a4a2-e6fa2996897d" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_019e6f26-827e-79f4-b93b-3c710afdca09" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019e6f26-827e-74c5-87f8-42928573d406" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7733-bd45-069adb96e84e" xlink:to="loc_us-gaap_DebtInstrumentAxis_019e6f26-827e-74c5-87f8-42928573d406" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-72cf-bbd8-1a22091d4739" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_019e6f26-827e-74c5-87f8-42928573d406" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-72cf-bbd8-1a22091d4739" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PublicNotesMember_019e6f26-827e-7a8f-a83f-6fe35b83e5d7" xlink:href="psec-20260630.xsd#psec_PublicNotesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-72cf-bbd8-1a22091d4739" xlink:to="loc_psec_PublicNotesMember_019e6f26-827e-7a8f-a83f-6fe35b83e5d7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectCapitalInterNotesMember_019e6f26-827e-79d4-8056-9a0bc2706a2d" xlink:href="psec-20260630.xsd#psec_ProspectCapitalInterNotesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019e6f26-827e-72cf-bbd8-1a22091d4739" xlink:to="loc_psec_ProspectCapitalInterNotesMember_019e6f26-827e-79d4-8056-9a0bc2706a2d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7167-8596-41367c37b5ad" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_019e6f26-827e-7733-bd45-069adb96e84e" xlink:to="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7167-8596-41367c37b5ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_019e6f26-827e-7d4c-ad65-3536cb60ae89" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7167-8596-41367c37b5ad" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_019e6f26-827e-7d4c-ad65-3536cb60ae89" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_019e6f26-827e-79cd-b135-96b6ef0defb1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7167-8596-41367c37b5ad" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_019e6f26-827e-79cd-b135-96b6ef0defb1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_019e6f26-827e-7f90-8cd6-1bc94b595d5b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7167-8596-41367c37b5ad" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_019e6f26-827e-7f90-8cd6-1bc94b595d5b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_019e6f26-827e-7722-b9e3-6be57d2857c6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7167-8596-41367c37b5ad" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_019e6f26-827e-7722-b9e3-6be57d2857c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_019e6f26-827e-7a4b-8f87-365f44d049fa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7167-8596-41367c37b5ad" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_019e6f26-827e-7a4b-8f87-365f44d049fa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_019f044b-1561-741b-bee0-f9fd0b65bf06" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7167-8596-41367c37b5ad" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_019f044b-1561-741b-bee0-f9fd0b65bf06" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_019f6884-a997-73b1-b24a-45af1a7af71a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019e6f26-827e-7167-8596-41367c37b5ad" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_019f6884-a997-73b1-b24a-45af1a7af71a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/EquityOfferingsOfferingExpensesandDistributionsPreferredStockNarrativeDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#EquityOfferingsOfferingExpensesandDistributionsPreferredStockNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/EquityOfferingsOfferingExpensesandDistributionsPreferredStockNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract_019f0435-ab94-7c93-971e-2edb5d88aa48" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_019f0435-ab94-7baf-a6bc-5fe8341a1f9c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfStockByClassTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_019f0435-ab94-7c93-971e-2edb5d88aa48" xlink:to="loc_us-gaap_ScheduleOfStockByClassTable_019f0435-ab94-7baf-a6bc-5fe8341a1f9c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_019fda25-c533-76ab-8697-e1ae55ffe771" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019f0435-ab94-7baf-a6bc-5fe8341a1f9c" xlink:to="loc_us-gaap_StatementClassOfStockAxis_019fda25-c533-76ab-8697-e1ae55ffe771" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019fda25-c533-78e4-a5e9-e05464e2acfb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019fda25-c533-76ab-8697-e1ae55ffe771" xlink:to="loc_us-gaap_ClassOfStockDomain_019fda25-c533-78e4-a5e9-e05464e2acfb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550PreferredStockMember_019fda25-c533-7a47-a6a9-39ff1e34d78c" xlink:href="psec-20260630.xsd#psec_A550PreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019fda25-c533-78e4-a5e9-e05464e2acfb" xlink:to="loc_psec_A550PreferredStockMember_019fda25-c533-7a47-a6a9-39ff1e34d78c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550SeriesA1PreferredStockMember_019fda25-c533-7b69-b2bb-03a01c2734ea" xlink:href="psec-20260630.xsd#psec_A550SeriesA1PreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_A550PreferredStockMember_019fda25-c533-7a47-a6a9-39ff1e34d78c" xlink:to="loc_psec_A550SeriesA1PreferredStockMember_019fda25-c533-7b69-b2bb-03a01c2734ea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550SeriesM1PreferredStockMember_019fda25-c533-7040-b3d8-9c86edbd094d" xlink:href="psec-20260630.xsd#psec_A550SeriesM1PreferredStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_A550PreferredStockMember_019fda25-c533-7a47-a6a9-39ff1e34d78c" xlink:to="loc_psec_A550SeriesM1PreferredStockMember_019fda25-c533-7040-b3d8-9c86edbd094d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550SeriesAA1PreferredStockMember_019fda25-c533-77d7-85b1-a76ca863bf41" xlink:href="psec-20260630.xsd#psec_A550SeriesAA1PreferredStockMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_A550PreferredStockMember_019fda25-c533-7a47-a6a9-39ff1e34d78c" xlink:to="loc_psec_A550SeriesAA1PreferredStockMember_019fda25-c533-77d7-85b1-a76ca863bf41" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550SeriesMM1PreferredStockMember_019fda25-c533-7512-890a-cf11607931e6" xlink:href="psec-20260630.xsd#psec_A550SeriesMM1PreferredStockMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_A550PreferredStockMember_019fda25-c533-7a47-a6a9-39ff1e34d78c" xlink:to="loc_psec_A550SeriesMM1PreferredStockMember_019fda25-c533-7512-890a-cf11607931e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550SeriesA2PreferredStockMember_019fda25-c533-76b9-bc41-4723fc5b9cc5" xlink:href="psec-20260630.xsd#psec_A550SeriesA2PreferredStockMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_A550PreferredStockMember_019fda25-c533-7a47-a6a9-39ff1e34d78c" xlink:to="loc_psec_A550SeriesA2PreferredStockMember_019fda25-c533-76b9-bc41-4723fc5b9cc5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A7.50PreferredStockMember_019fda25-c533-74f7-87fb-b4bd827ce524" xlink:href="psec-20260630.xsd#psec_A7.50PreferredStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019fda25-c533-78e4-a5e9-e05464e2acfb" xlink:to="loc_psec_A7.50PreferredStockMember_019fda25-c533-74f7-87fb-b4bd827ce524" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A7.50SeriesA5PreferredStockMember_019fda25-c533-7df5-be1b-2ac8270ba6d2" xlink:href="psec-20260630.xsd#psec_A7.50SeriesA5PreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_A7.50PreferredStockMember_019fda25-c533-74f7-87fb-b4bd827ce524" xlink:to="loc_psec_A7.50SeriesA5PreferredStockMember_019fda25-c533-7df5-be1b-2ac8270ba6d2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A7.50SeriesM5PreferredStockMember_019fda25-c533-7492-bf4a-d8a10d780acc" xlink:href="psec-20260630.xsd#psec_A7.50SeriesM5PreferredStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_A7.50PreferredStockMember_019fda25-c533-74f7-87fb-b4bd827ce524" xlink:to="loc_psec_A7.50SeriesM5PreferredStockMember_019fda25-c533-7492-bf4a-d8a10d780acc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650PreferredStockMember_019fda25-c533-7872-9e40-056d72c154e1" xlink:href="psec-20260630.xsd#psec_A650PreferredStockMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019fda25-c533-78e4-a5e9-e05464e2acfb" xlink:to="loc_psec_A650PreferredStockMember_019fda25-c533-7872-9e40-056d72c154e1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650SeriesA3PreferredStockMember_019fda25-c533-7519-80f5-9009a25731e2" xlink:href="psec-20260630.xsd#psec_A650SeriesA3PreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_A650PreferredStockMember_019fda25-c533-7872-9e40-056d72c154e1" xlink:to="loc_psec_A650SeriesA3PreferredStockMember_019fda25-c533-7519-80f5-9009a25731e2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650SeriesM3PreferredStockMember_019fda25-c533-7f0c-87a3-f51b117977e5" xlink:href="psec-20260630.xsd#psec_A650SeriesM3PreferredStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_A650PreferredStockMember_019fda25-c533-7872-9e40-056d72c154e1" xlink:to="loc_psec_A650SeriesM3PreferredStockMember_019fda25-c533-7f0c-87a3-f51b117977e5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650SeriesAA2PreferredStockMember_019fda25-c533-7bc6-8d39-df36547b10c5" xlink:href="psec-20260630.xsd#psec_A650SeriesAA2PreferredStockMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_A650PreferredStockMember_019fda25-c533-7872-9e40-056d72c154e1" xlink:to="loc_psec_A650SeriesAA2PreferredStockMember_019fda25-c533-7bc6-8d39-df36547b10c5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650SeriesMM2PreferredStockMember_019fda25-c533-7638-8cd3-96c46f7d6115" xlink:href="psec-20260630.xsd#psec_A650SeriesMM2PreferredStockMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_A650PreferredStockMember_019fda25-c533-7872-9e40-056d72c154e1" xlink:to="loc_psec_A650SeriesMM2PreferredStockMember_019fda25-c533-7638-8cd3-96c46f7d6115" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650SeriesM4PreferredStockMember_019fda26-9e6d-78d6-b4dd-2b46b3461221" xlink:href="psec-20260630.xsd#psec_A650SeriesM4PreferredStockMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_A650PreferredStockMember_019fda25-c533-7872-9e40-056d72c154e1" xlink:to="loc_psec_A650SeriesM4PreferredStockMember_019fda26-9e6d-78d6-b4dd-2b46b3461221" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeriesAPreferredStockMember_019fda26-9e6d-7ec3-b501-a88dec45c37c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SeriesAPreferredStockMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019fda25-c533-78e4-a5e9-e05464e2acfb" xlink:to="loc_us-gaap_SeriesAPreferredStockMember_019fda26-9e6d-7ec3-b501-a88dec45c37c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SeriesAA1PreferredStockMember_019fda25-c533-7a1c-8a1a-13e14b53f9bf" xlink:href="psec-20260630.xsd#psec_SeriesAA1PreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SeriesAPreferredStockMember_019fda26-9e6d-7ec3-b501-a88dec45c37c" xlink:to="loc_psec_SeriesAA1PreferredStockMember_019fda25-c533-7a1c-8a1a-13e14b53f9bf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SeriesMM1PreferredStockMember_019fda25-c533-74d1-8880-371d61c37e45" xlink:href="psec-20260630.xsd#psec_SeriesMM1PreferredStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SeriesAPreferredStockMember_019fda26-9e6d-7ec3-b501-a88dec45c37c" xlink:to="loc_psec_SeriesMM1PreferredStockMember_019fda25-c533-74d1-8880-371d61c37e45" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SeriesAA2PreferredStockMember_019fda25-c533-7ee9-b4e5-7291a929726f" xlink:href="psec-20260630.xsd#psec_SeriesAA2PreferredStockMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SeriesAPreferredStockMember_019fda26-9e6d-7ec3-b501-a88dec45c37c" xlink:to="loc_psec_SeriesAA2PreferredStockMember_019fda25-c533-7ee9-b4e5-7291a929726f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SeriesMM2PreferredStockMember_019fda25-c533-7e3a-a53b-bde31fd17819" xlink:href="psec-20260630.xsd#psec_SeriesMM2PreferredStockMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SeriesAPreferredStockMember_019fda26-9e6d-7ec3-b501-a88dec45c37c" xlink:to="loc_psec_SeriesMM2PreferredStockMember_019fda25-c533-7e3a-a53b-bde31fd17819" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A535SeriesAFixedRateCumulativePerpetualPreferredStockMember_019fda26-9e6d-7352-9d9d-55e3491abf52" xlink:href="psec-20260630.xsd#psec_A535SeriesAFixedRateCumulativePerpetualPreferredStockMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019fda25-c533-78e4-a5e9-e05464e2acfb" xlink:to="loc_psec_A535SeriesAFixedRateCumulativePerpetualPreferredStockMember_019fda26-9e6d-7352-9d9d-55e3491abf52" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NewlyIssuedSeriesM5PreferredStockMember_019fda26-9e6d-7d94-ade5-b961e2d274a4" xlink:href="psec-20260630.xsd#psec_NewlyIssuedSeriesM5PreferredStockMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019fda25-c533-78e4-a5e9-e05464e2acfb" xlink:to="loc_psec_NewlyIssuedSeriesM5PreferredStockMember_019fda26-9e6d-7d94-ade5-b961e2d274a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NewlyIssuedSeriesM4PreferredStockMember_01a01974-441f-7c47-b4bc-21e5a82c9cb5" xlink:href="psec-20260630.xsd#psec_NewlyIssuedSeriesM4PreferredStockMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019fda25-c533-78e4-a5e9-e05464e2acfb" xlink:to="loc_psec_NewlyIssuedSeriesM4PreferredStockMember_01a01974-441f-7c47-b4bc-21e5a82c9cb5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A6.50SeriesM5PreferredStockMember_019fda26-9e6d-7659-bc26-6c8fa345783c" xlink:href="psec-20260630.xsd#psec_A6.50SeriesM5PreferredStockMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019fda25-c533-78e4-a5e9-e05464e2acfb" xlink:to="loc_psec_A6.50SeriesM5PreferredStockMember_019fda26-9e6d-7659-bc26-6c8fa345783c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550PreferredStockDRIPMember_019fda27-0f6c-7b11-9221-6e1550bbff7a" xlink:href="psec-20260630.xsd#psec_A550PreferredStockDRIPMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019fda25-c533-78e4-a5e9-e05464e2acfb" xlink:to="loc_psec_A550PreferredStockDRIPMember_019fda27-0f6c-7b11-9221-6e1550bbff7a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650PreferredStockDRIPMember_019fda27-0f6c-7029-beae-02dc2d3b3aeb" xlink:href="psec-20260630.xsd#psec_A650PreferredStockDRIPMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019fda25-c533-78e4-a5e9-e05464e2acfb" xlink:to="loc_psec_A650PreferredStockDRIPMember_019fda27-0f6c-7029-beae-02dc2d3b3aeb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertiblePreferredStockMember_019fda25-c533-7e42-924b-b8beaf139ca4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConvertiblePreferredStockMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019fda25-c533-78e4-a5e9-e05464e2acfb" xlink:to="loc_us-gaap_ConvertiblePreferredStockMember_019fda25-c533-7e42-924b-b8beaf139ca4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A535PreferredStockMember_019fda26-6ef1-753c-a7d2-eebb321e5197" xlink:href="psec-20260630.xsd#psec_A535PreferredStockMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019fda25-c533-78e4-a5e9-e05464e2acfb" xlink:to="loc_psec_A535PreferredStockMember_019fda26-6ef1-753c-a7d2-eebb321e5197" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A535SeriesAPreferredStockMember_019fda26-6ef1-7819-a914-ffa522aabde5" xlink:href="psec-20260630.xsd#psec_A535SeriesAPreferredStockMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019fda25-c533-78e4-a5e9-e05464e2acfb" xlink:to="loc_psec_A535SeriesAPreferredStockMember_019fda26-6ef1-7819-a914-ffa522aabde5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FloatingRatePreferredStockMember_019fda27-34b8-7104-8037-bca949a494d9" xlink:href="psec-20260630.xsd#psec_FloatingRatePreferredStockMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019fda25-c533-78e4-a5e9-e05464e2acfb" xlink:to="loc_psec_FloatingRatePreferredStockMember_019fda27-34b8-7104-8037-bca949a494d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FloatingRatePreferredStockHoldersMember_019fda37-7669-7d41-a8a5-6c2278e7ba5f" xlink:href="psec-20260630.xsd#psec_FloatingRatePreferredStockHoldersMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019fda25-c533-78e4-a5e9-e05464e2acfb" xlink:to="loc_psec_FloatingRatePreferredStockHoldersMember_019fda37-7669-7d41-a8a5-6c2278e7ba5f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_019fda25-c533-733c-ab86-eb433eed6db5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiarySaleOfStockAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019f0435-ab94-7baf-a6bc-5fe8341a1f9c" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_019fda25-c533-733c-ab86-eb433eed6db5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_019fda25-c533-75b1-a566-e5582aaf7813" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_019fda25-c533-733c-ab86-eb433eed6db5" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_019fda25-c533-75b1-a566-e5582aaf7813" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PreferredCapitalSecuritiesLLCDealerManagerAgreementMember_019fda25-c533-7f1a-9698-79867ebdda77" xlink:href="psec-20260630.xsd#psec_PreferredCapitalSecuritiesLLCDealerManagerAgreementMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_019fda25-c533-75b1-a566-e5582aaf7813" xlink:to="loc_psec_PreferredCapitalSecuritiesLLCDealerManagerAgreementMember_019fda25-c533-7f1a-9698-79867ebdda77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InspereXLLCDealerManagerAgreementMember_019fda25-c533-7f23-85eb-528643d4bbab" xlink:href="psec-20260630.xsd#psec_InspereXLLCDealerManagerAgreementMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_019fda25-c533-75b1-a566-e5582aaf7813" xlink:to="loc_psec_InspereXLLCDealerManagerAgreementMember_019fda25-c533-7f23-85eb-528643d4bbab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OverAllotmentOptionMember_019fda26-6ef1-7ace-8406-952c6f72ad0d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OverAllotmentOptionMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_019fda25-c533-75b1-a566-e5582aaf7813" xlink:to="loc_us-gaap_OverAllotmentOptionMember_019fda26-6ef1-7ace-8406-952c6f72ad0d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SeriesAPreferredStockATMProgramMember_019fda26-6ef1-7167-b97e-128f692d8579" xlink:href="psec-20260630.xsd#psec_SeriesAPreferredStockATMProgramMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_019fda25-c533-75b1-a566-e5582aaf7813" xlink:to="loc_psec_SeriesAPreferredStockATMProgramMember_019fda26-6ef1-7167-b97e-128f692d8579" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TenderOfferMember_019fda26-9e6d-714d-8574-d05d07f25bd0" xlink:href="psec-20260630.xsd#psec_TenderOfferMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_019fda25-c533-75b1-a566-e5582aaf7813" xlink:to="loc_psec_TenderOfferMember_019fda26-9e6d-714d-8574-d05d07f25bd0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TriggeringEventAxis_019fda25-c533-7074-9e91-d05aa62bdb70" xlink:href="psec-20260630.xsd#psec_TriggeringEventAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019f0435-ab94-7baf-a6bc-5fe8341a1f9c" xlink:to="loc_psec_TriggeringEventAxis_019fda25-c533-7074-9e91-d05aa62bdb70" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TriggeringEventDomain_019fda25-c533-737c-866c-02a079b61e64" xlink:href="psec-20260630.xsd#psec_TriggeringEventDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventAxis_019fda25-c533-7074-9e91-d05aa62bdb70" xlink:to="loc_psec_TriggeringEventDomain_019fda25-c533-737c-866c-02a079b61e64" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FilingOneMember_019fda25-c533-743d-95eb-76070cde3331" xlink:href="psec-20260630.xsd#psec_FilingOneMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventDomain_019fda25-c533-737c-866c-02a079b61e64" xlink:to="loc_psec_FilingOneMember_019fda25-c533-743d-95eb-76070cde3331" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FilingTwoMember_019fda25-c533-78cc-868a-44258451bd0b" xlink:href="psec-20260630.xsd#psec_FilingTwoMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventDomain_019fda25-c533-737c-866c-02a079b61e64" xlink:to="loc_psec_FilingTwoMember_019fda25-c533-78cc-868a-44258451bd0b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PerCalendarMonthMember_019fda26-04a2-7665-b9c9-2fecb9b91925" xlink:href="psec-20260630.xsd#psec_PerCalendarMonthMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventDomain_019fda25-c533-737c-866c-02a079b61e64" xlink:to="loc_psec_PerCalendarMonthMember_019fda26-04a2-7665-b9c9-2fecb9b91925" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PerFiscalQuarterMember_019fda26-04a2-74fc-afa0-b9a99a8b61f3" xlink:href="psec-20260630.xsd#psec_PerFiscalQuarterMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventDomain_019fda25-c533-737c-866c-02a079b61e64" xlink:to="loc_psec_PerFiscalQuarterMember_019fda26-04a2-74fc-afa0-b9a99a8b61f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PerAnnualRedemptionPeriodMember_019fda26-04a2-7021-a0bf-cd360b0386dc" xlink:href="psec-20260630.xsd#psec_PerAnnualRedemptionPeriodMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventDomain_019fda25-c533-737c-866c-02a079b61e64" xlink:to="loc_psec_PerAnnualRedemptionPeriodMember_019fda26-04a2-7021-a0bf-cd360b0386dc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SecondExchangeMember_019fda26-9e6d-7be3-8fb3-569c3f56b031" xlink:href="psec-20260630.xsd#psec_SecondExchangeMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventDomain_019fda25-c533-737c-866c-02a079b61e64" xlink:to="loc_psec_SecondExchangeMember_019fda26-9e6d-7be3-8fb3-569c3f56b031" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FirstExchangeMember_019fda26-9e6d-7b8d-911e-6a6cca94bba2" xlink:href="psec-20260630.xsd#psec_FirstExchangeMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventDomain_019fda25-c533-737c-866c-02a079b61e64" xlink:to="loc_psec_FirstExchangeMember_019fda26-9e6d-7b8d-911e-6a6cca94bba2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsAxis_019fda37-7669-74a3-8328-34f09afd80c6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendsAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019f0435-ab94-7baf-a6bc-5fe8341a1f9c" xlink:to="loc_us-gaap_DividendsAxis_019fda37-7669-74a3-8328-34f09afd80c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsDomain_019fda37-7669-79f0-ba1a-6184e853bacb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsAxis_019fda37-7669-74a3-8328-34f09afd80c6" xlink:to="loc_us-gaap_DividendsDomain_019fda37-7669-79f0-ba1a-6184e853bacb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2027M1DividendsMember_01a01576-dc96-7ea5-81ac-07cb8c20436a" xlink:href="psec-20260630.xsd#psec_O2027M1DividendsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019fda37-7669-79f0-ba1a-6184e853bacb" xlink:to="loc_psec_O2027M1DividendsMember_01a01576-dc96-7ea5-81ac-07cb8c20436a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2027M2DividendsMember_01a01577-5d3e-7418-94c5-c19f8f5aff87" xlink:href="psec-20260630.xsd#psec_O2027M2DividendsMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019fda37-7669-79f0-ba1a-6184e853bacb" xlink:to="loc_psec_O2027M2DividendsMember_01a01577-5d3e-7418-94c5-c19f8f5aff87" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2027Q1DividendsMember_01a01575-72a7-7653-a3a0-ad79273b58c0" xlink:href="psec-20260630.xsd#psec_O2027Q1DividendsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019fda37-7669-79f0-ba1a-6184e853bacb" xlink:to="loc_psec_O2027Q1DividendsMember_01a01575-72a7-7653-a3a0-ad79273b58c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockLineItems"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019f0435-ab94-7baf-a6bc-5fe8341a1f9c" xlink:to="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquitySharesAuthorized_019fda25-c533-781a-b3df-226b15718ae2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquitySharesAuthorized"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_us-gaap_TemporaryEquitySharesAuthorized_019fda25-c533-781a-b3df-226b15718ae2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityParOrStatedValuePerShare_019fda25-c533-7d4c-be75-97a20fdcc6b6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquityParOrStatedValuePerShare"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_us-gaap_TemporaryEquityParOrStatedValuePerShare_019fda25-c533-7d4c-be75-97a20fdcc6b6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityLiquidationPreferencePerShare_019fda25-c533-7d0a-8905-355c7395cdb6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquityLiquidationPreferencePerShare"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_us-gaap_TemporaryEquityLiquidationPreferencePerShare_019fda25-c533-7d0a-8905-355c7395cdb6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityDividendRatePercentage_019fda25-c533-76e5-8b07-782b41190b20" xlink:href="psec-20260630.xsd#psec_TemporaryEquityDividendRatePercentage"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_TemporaryEquityDividendRatePercentage_019fda25-c533-76e5-8b07-782b41190b20" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommonSharesConvertedIntoPreferredStockSharesSubscribedButUnissued_019fda25-c533-7022-9641-1c97c1c3e0cf" xlink:href="psec-20260630.xsd#psec_CommonSharesConvertedIntoPreferredStockSharesSubscribedButUnissued"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_CommonSharesConvertedIntoPreferredStockSharesSubscribedButUnissued_019fda25-c533-7022-9641-1c97c1c3e0cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_019fda25-c533-7a38-9cb1-51e756113d66" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockParOrStatedValuePerShare"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_us-gaap_PreferredStockParOrStatedValuePerShare_019fda25-c533-7a38-9cb1-51e756113d66" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockLiquidationPreference_019fda25-c533-7c8e-9fe9-c825206eb5d0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockLiquidationPreference"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_us-gaap_PreferredStockLiquidationPreference_019fda25-c533-7c8e-9fe9-c825206eb5d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockDividendRatePercentage_019fda25-c533-7d19-9e72-be15f86bab25" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockDividendRatePercentage"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_us-gaap_PreferredStockDividendRatePercentage_019fda25-c533-7d19-9e72-be15f86bab25" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_019fda25-c533-7040-9ab7-6939fe582596" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockSharesAuthorized"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_us-gaap_PreferredStockSharesAuthorized_019fda25-c533-7040-9ab7-6939fe582596" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharePrice_019fda26-04a2-7c45-b249-b0d703742cb2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SharePrice"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_us-gaap_SharePrice_019fda26-04a2-7c45-b249-b0d703742cb2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BenchmarkPerceptOfSharePrice_019fda26-04a2-73aa-9d85-650fec0b873a" xlink:href="psec-20260630.xsd#psec_BenchmarkPerceptOfSharePrice"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_BenchmarkPerceptOfSharePrice_019fda26-04a2-73aa-9d85-650fec0b873a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommonStockConsecutiveTradingDaysVolumeWeightedAveragePrice_019fda26-04a2-7d61-8dc2-e5b38865f1dd" xlink:href="psec-20260630.xsd#psec_CommonStockConsecutiveTradingDaysVolumeWeightedAveragePrice"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_CommonStockConsecutiveTradingDaysVolumeWeightedAveragePrice_019fda26-04a2-7d61-8dc2-e5b38865f1dd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityRedemptionEligibility_019fda26-04a2-7e7f-a85d-8baff8743f43" xlink:href="psec-20260630.xsd#psec_TemporaryEquityRedemptionEligibility"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_TemporaryEquityRedemptionEligibility_019fda26-04a2-7e7f-a85d-8baff8743f43" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityRedemptionPriceRate_019fda26-04a2-711c-9dde-e1353c4ea35f" xlink:href="psec-20260630.xsd#psec_TemporaryEquityRedemptionPriceRate"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_TemporaryEquityRedemptionPriceRate_019fda26-04a2-711c-9dde-e1353c4ea35f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityRedemptionLimitPercent_019fda26-04a2-78e1-a51f-bee1ff03ef32" xlink:href="psec-20260630.xsd#psec_TemporaryEquityRedemptionLimitPercent"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_TemporaryEquityRedemptionLimitPercent_019fda26-04a2-78e1-a51f-bee1ff03ef32" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityEarlyRedemptionFeePeriodAfterIssuance_019fda26-43c8-7d06-980b-ed3ae4faabb3" xlink:href="psec-20260630.xsd#psec_TemporaryEquityEarlyRedemptionFeePeriodAfterIssuance"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_TemporaryEquityEarlyRedemptionFeePeriodAfterIssuance_019fda26-43c8-7d06-980b-ed3ae4faabb3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockLiquidationPreferenceValue_019fda26-6ef1-7402-91f1-0618845625a3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockLiquidationPreferenceValue"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_us-gaap_PreferredStockLiquidationPreferenceValue_019fda26-6ef1-7402-91f1-0618845625a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_OverallotmentPurchaseOptionTerm_019fda26-6ef1-7c68-b099-6ef59077b567" xlink:href="psec-20260630.xsd#psec_OverallotmentPurchaseOptionTerm"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_OverallotmentPurchaseOptionTerm_019fda26-6ef1-7c68-b099-6ef59077b567" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfRedeemablePreferredStock_019fdb34-cbe8-77a8-ba02-0092268870d0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromIssuanceOfRedeemablePreferredStock"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfRedeemablePreferredStock_019fdb34-cbe8-77a8-ba02-0092268870d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquitySharesIssued_019fda26-6ef1-725f-99d7-8779416cdcde" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquitySharesIssued"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_us-gaap_TemporaryEquitySharesIssued_019fda26-6ef1-725f-99d7-8779416cdcde" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquitySharesOutstanding_019fda26-6ef1-784b-9039-0789f24befb2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquitySharesOutstanding"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_us-gaap_TemporaryEquitySharesOutstanding_019fda26-6ef1-784b-9039-0789f24befb2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityLiquidationPreferenceValueOfSharesOutstanding_019fda26-6ef1-74a7-a594-5d279ae87902" xlink:href="psec-20260630.xsd#psec_TemporaryEquityLiquidationPreferenceValueOfSharesOutstanding"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_TemporaryEquityLiquidationPreferenceValueOfSharesOutstanding_019fda26-6ef1-74a7-a594-5d279ae87902" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityRepurchaseProgramAuthorizedNumberOfShares_019fda26-6ef1-7821-91bf-479d1d1b3915" xlink:href="psec-20260630.xsd#psec_TemporaryEquityRepurchaseProgramAuthorizedNumberOfShares"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_TemporaryEquityRepurchaseProgramAuthorizedNumberOfShares_019fda26-6ef1-7821-91bf-479d1d1b3915" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquitySharesRepurchaseOfPreferredStock_019fda26-9e6d-732b-bea0-2f29996fd316" xlink:href="psec-20260630.xsd#psec_TemporaryEquitySharesRepurchaseOfPreferredStock"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_TemporaryEquitySharesRepurchaseOfPreferredStock_019fda26-9e6d-732b-bea0-2f29996fd316" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_019fda26-9e6d-7d8b-8142-e0fe7ff1e778" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_srt_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_019fda26-9e6d-7d8b-8142-e0fe7ff1e778" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SharesAcquiredAverageCostPerShareGross_019fda26-9e6d-7007-950c-fd3d6ad0f0a3" xlink:href="psec-20260630.xsd#psec_SharesAcquiredAverageCostPerShareGross"/>
    <link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_SharesAcquiredAverageCostPerShareGross_019fda26-9e6d-7007-950c-fd3d6ad0f0a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockAcquiredAverageCostPerShare_019fda26-9e6d-751a-bf91-b8d0f846c880" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TreasuryStockAcquiredAverageCostPerShare"/>
    <link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_us-gaap_TreasuryStockAcquiredAverageCostPerShare_019fda26-9e6d-751a-bf91-b8d0f846c880" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityRepurchaseOfPreferredStock_019fda26-9e6d-70ec-9d68-1c5e24d1bc8c" xlink:href="psec-20260630.xsd#psec_TemporaryEquityRepurchaseOfPreferredStock"/>
    <link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_TemporaryEquityRepurchaseOfPreferredStock_019fda26-9e6d-70ec-9d68-1c5e24d1bc8c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_GainOnRepurchaseOfPreferredStock_019fda26-9e6d-72ba-8513-0160835527c5" xlink:href="psec-20260630.xsd#psec_GainOnRepurchaseOfPreferredStock"/>
    <link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_GainOnRepurchaseOfPreferredStock_019fda26-9e6d-72ba-8513-0160835527c5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RepurchaseOfPreferredStockDifferenceBetweenProceedsAndCarryingValue_019fda26-9e6d-7edf-bb57-a710269f7f5d" xlink:href="psec-20260630.xsd#psec_RepurchaseOfPreferredStockDifferenceBetweenProceedsAndCarryingValue"/>
    <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_RepurchaseOfPreferredStockDifferenceBetweenProceedsAndCarryingValue_019fda26-9e6d-7edf-bb57-a710269f7f5d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquitySharesExchanges_019fda26-9e6d-732e-9b4e-c5786e1f56e7" xlink:href="psec-20260630.xsd#psec_TemporaryEquitySharesExchanges"/>
    <link:presentationArc order="31" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_TemporaryEquitySharesExchanges_019fda26-9e6d-732e-9b4e-c5786e1f56e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PreferredStockDividendsThresholdMultiplied_019fda26-9e6d-71c0-911a-2ee72e683df0" xlink:href="psec-20260630.xsd#psec_PreferredStockDividendsThresholdMultiplied"/>
    <link:presentationArc order="32" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_PreferredStockDividendsThresholdMultiplied_019fda26-9e6d-71c0-911a-2ee72e683df0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ChangeOfControlTriggeringEventThreshold_019fda26-9e6d-7b6a-a170-00aa88d2752d" xlink:href="psec-20260630.xsd#psec_ChangeOfControlTriggeringEventThreshold"/>
    <link:presentationArc order="33" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_ChangeOfControlTriggeringEventThreshold_019fda26-9e6d-7b6a-a170-00aa88d2752d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockConvertibleConversionRatio_019fda26-e87e-7a6d-8da9-ecec050569c4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockConvertibleConversionRatio"/>
    <link:presentationArc order="34" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_us-gaap_PreferredStockConvertibleConversionRatio_019fda26-e87e-7a6d-8da9-ecec050569c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_UnpaidDividendsPreferredStockTerm_019fda27-0f6c-7e6e-8c4d-4df2ea481b55" xlink:href="psec-20260630.xsd#psec_UnpaidDividendsPreferredStockTerm"/>
    <link:presentationArc order="35" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_UnpaidDividendsPreferredStockTerm_019fda27-0f6c-7e6e-8c4d-4df2ea481b55" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CalculatedInterestBasisDays_019fda27-0f6c-75ad-98c4-81d843ab407d" xlink:href="psec-20260630.xsd#psec_CalculatedInterestBasisDays"/>
    <link:presentationArc order="36" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_CalculatedInterestBasisDays_019fda27-0f6c-75ad-98c4-81d843ab407d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CalculatedInterestBasisNumberOfMonths_019fda27-0f6c-7419-9f3c-bca15d2eb883" xlink:href="psec-20260630.xsd#psec_CalculatedInterestBasisNumberOfMonths"/>
    <link:presentationArc order="37" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_CalculatedInterestBasisNumberOfMonths_019fda27-0f6c-7419-9f3c-bca15d2eb883" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CalculatedInterestBasisDaysInMonth_019fda27-0f6c-7433-98a0-db11e47d2054" xlink:href="psec-20260630.xsd#psec_CalculatedInterestBasisDaysInMonth"/>
    <link:presentationArc order="38" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_CalculatedInterestBasisDaysInMonth_019fda27-0f6c-7433-98a0-db11e47d2054" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AnnualizedFloatingRate_019fda27-34b8-7b9e-bcf2-73692a51d896" xlink:href="psec-20260630.xsd#psec_AnnualizedFloatingRate"/>
    <link:presentationArc order="39" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_AnnualizedFloatingRate_019fda27-34b8-7b9e-bcf2-73692a51d896" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityMinimumAnnualizedDividendRate_019fda27-34b8-7ff2-be31-f03fc9b8ee30" xlink:href="psec-20260630.xsd#psec_TemporaryEquityMinimumAnnualizedDividendRate"/>
    <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_TemporaryEquityMinimumAnnualizedDividendRate_019fda27-34b8-7ff2-be31-f03fc9b8ee30" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityMaximumAnnualizedDividendRate_019fda27-34b8-7edd-8197-ef228f885c3c" xlink:href="psec-20260630.xsd#psec_TemporaryEquityMaximumAnnualizedDividendRate"/>
    <link:presentationArc order="41" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_psec_TemporaryEquityMaximumAnnualizedDividendRate_019fda27-34b8-7edd-8197-ef228f885c3c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsPayableAmountPerShare_019fda37-7669-7fc9-999d-89308f70fb93" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendsPayableAmountPerShare"/>
    <link:presentationArc order="42" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_us-gaap_DividendsPayableAmountPerShare_019fda37-7669-7fc9-999d-89308f70fb93" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsPayableCurrentAndNoncurrent_019fda37-7669-7cac-a84c-421bd3196479" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendsPayableCurrentAndNoncurrent"/>
    <link:presentationArc order="43" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019fda25-c533-7bae-90be-5423d99492ad" xlink:to="loc_us-gaap_DividendsPayableCurrentAndNoncurrent_019fda37-7669-7cac-a84c-421bd3196479" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/EquityOfferingsOfferingExpensesandDistributionsScheduleofPreferredStockDividendsDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#EquityOfferingsOfferingExpensesandDistributionsScheduleofPreferredStockDividendsDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/EquityOfferingsOfferingExpensesandDistributionsScheduleofPreferredStockDividendsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract_019f0298-dc5f-750b-b840-2a4d9d457500" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-7a5b-89e9-87ebf5526d2e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfStockByClassTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_019f0298-dc5f-750b-b840-2a4d9d457500" xlink:to="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-7a5b-89e9-87ebf5526d2e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_019f0298-dc5f-7e03-89ae-fa0d79ce8db7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-7a5b-89e9-87ebf5526d2e" xlink:to="loc_us-gaap_StatementClassOfStockAxis_019f0298-dc5f-7e03-89ae-fa0d79ce8db7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7c6a-94e7-afb51d3cdbdf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019f0298-dc5f-7e03-89ae-fa0d79ce8db7" xlink:to="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7c6a-94e7-afb51d3cdbdf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550PreferredStockMember_019f0298-dc5f-7a14-8c04-c9a6204a34bb" xlink:href="psec-20260630.xsd#psec_A550PreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7c6a-94e7-afb51d3cdbdf" xlink:to="loc_psec_A550PreferredStockMember_019f0298-dc5f-7a14-8c04-c9a6204a34bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650PreferredStockMember_019f0298-dc5f-7267-bff0-9a392cc91841" xlink:href="psec-20260630.xsd#psec_A650PreferredStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7c6a-94e7-afb51d3cdbdf" xlink:to="loc_psec_A650PreferredStockMember_019f0298-dc5f-7267-bff0-9a392cc91841" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FloatingRatePreferredStockHoldersMember_019f0298-dc5f-7c91-a3a1-a8211a2370fd" xlink:href="psec-20260630.xsd#psec_FloatingRatePreferredStockHoldersMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7c6a-94e7-afb51d3cdbdf" xlink:to="loc_psec_FloatingRatePreferredStockHoldersMember_019f0298-dc5f-7c91-a3a1-a8211a2370fd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A535PreferredStockMember_019f0298-dc5f-7bcc-9b57-fed55efe9b9a" xlink:href="psec-20260630.xsd#psec_A535PreferredStockMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7c6a-94e7-afb51d3cdbdf" xlink:to="loc_psec_A535PreferredStockMember_019f0298-dc5f-7bcc-9b57-fed55efe9b9a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A7.50PreferredStockMember_019f0298-dc5f-7391-8960-ed0c70759958" xlink:href="psec-20260630.xsd#psec_A7.50PreferredStockMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7c6a-94e7-afb51d3cdbdf" xlink:to="loc_psec_A7.50PreferredStockMember_019f0298-dc5f-7391-8960-ed0c70759958" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsAxis_019f0298-dc5f-7e41-a7d1-5b068e6563fb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendsAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-7a5b-89e9-87ebf5526d2e" xlink:to="loc_us-gaap_DividendsAxis_019f0298-dc5f-7e41-a7d1-5b068e6563fb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsAxis_019f0298-dc5f-7e41-a7d1-5b068e6563fb" xlink:to="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M1DividendsMember_019f0298-dc5f-725a-84eb-c48226dcb82d" xlink:href="psec-20260630.xsd#psec_O2026M1DividendsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2026M1DividendsMember_019f0298-dc5f-725a-84eb-c48226dcb82d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M2DividendsMember_019f0298-dc5f-7108-aabf-a1a32a54607f" xlink:href="psec-20260630.xsd#psec_O2026M2DividendsMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2026M2DividendsMember_019f0298-dc5f-7108-aabf-a1a32a54607f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M3DividendsMember_019f0298-dc5f-79cd-9878-ba1089a90548" xlink:href="psec-20260630.xsd#psec_O2026M3DividendsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2026M3DividendsMember_019f0298-dc5f-79cd-9878-ba1089a90548" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M4DividendsMember_019f0298-dc5f-7a56-a65a-732cbbeb0ea7" xlink:href="psec-20260630.xsd#psec_O2026M4DividendsMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2026M4DividendsMember_019f0298-dc5f-7a56-a65a-732cbbeb0ea7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M5DividendsMember_019f0298-dc5f-7ce2-860b-d507bd48e623" xlink:href="psec-20260630.xsd#psec_O2026M5DividendsMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2026M5DividendsMember_019f0298-dc5f-7ce2-860b-d507bd48e623" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M6DividendsMember_019f0298-dc5f-77ef-8eaf-1263e6da78e9" xlink:href="psec-20260630.xsd#psec_O2026M6DividendsMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2026M6DividendsMember_019f0298-dc5f-77ef-8eaf-1263e6da78e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M7DividendsMember_019f0298-dc5f-7c7d-997d-bebab443f799" xlink:href="psec-20260630.xsd#psec_O2026M7DividendsMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2026M7DividendsMember_019f0298-dc5f-7c7d-997d-bebab443f799" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M8DividendsMember_019f0298-dc5f-7330-a3a2-9aa44234cc28" xlink:href="psec-20260630.xsd#psec_O2026M8DividendsMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2026M8DividendsMember_019f0298-dc5f-7330-a3a2-9aa44234cc28" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M9DividendsMember_019f0298-dc5f-734f-a0d2-e42ebf1a1152" xlink:href="psec-20260630.xsd#psec_O2026M9DividendsMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2026M9DividendsMember_019f0298-dc5f-734f-a0d2-e42ebf1a1152" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M10DividendsMember_019fdb13-5185-7b9c-a52e-b1734adc28fe" xlink:href="psec-20260630.xsd#psec_O2026M10DividendsMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2026M10DividendsMember_019fdb13-5185-7b9c-a52e-b1734adc28fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M11DividendsMember_019fdb13-8182-7e35-96b3-a157f2c4efc1" xlink:href="psec-20260630.xsd#psec_O2026M11DividendsMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2026M11DividendsMember_019fdb13-8182-7e35-96b3-a157f2c4efc1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M12DividendsMember_019fdb13-b51e-74f1-8598-19a3e13a97c8" xlink:href="psec-20260630.xsd#psec_O2026M12DividendsMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2026M12DividendsMember_019fdb13-b51e-74f1-8598-19a3e13a97c8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M1DividendsMember_019f0298-dc5f-75e9-b832-7151d189f4df" xlink:href="psec-20260630.xsd#psec_O2025M1DividendsMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2025M1DividendsMember_019f0298-dc5f-75e9-b832-7151d189f4df" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M2DividendsMember_019f0298-dc5f-703a-a93a-1996d69c23da" xlink:href="psec-20260630.xsd#psec_O2025M2DividendsMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2025M2DividendsMember_019f0298-dc5f-703a-a93a-1996d69c23da" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M3DividendsMember_019f0298-dc5f-70bb-b62c-14520eeef980" xlink:href="psec-20260630.xsd#psec_O2025M3DividendsMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2025M3DividendsMember_019f0298-dc5f-70bb-b62c-14520eeef980" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M4DividendsMember_019f0298-dc5f-701e-8c58-6f4a4aab234a" xlink:href="psec-20260630.xsd#psec_O2025M4DividendsMember"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2025M4DividendsMember_019f0298-dc5f-701e-8c58-6f4a4aab234a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M5DividendsMember_019f0298-dc5f-75ac-98a8-a601b7a329bb" xlink:href="psec-20260630.xsd#psec_O2025M5DividendsMember"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2025M5DividendsMember_019f0298-dc5f-75ac-98a8-a601b7a329bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M6DividendsMember_019f0298-dc5f-7541-9dd2-1f4dd8cf55da" xlink:href="psec-20260630.xsd#psec_O2025M6DividendsMember"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2025M6DividendsMember_019f0298-dc5f-7541-9dd2-1f4dd8cf55da" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M7DividendsMember_019f0298-dc5f-785a-8993-d7c1c54c8df8" xlink:href="psec-20260630.xsd#psec_O2025M7DividendsMember"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2025M7DividendsMember_019f0298-dc5f-785a-8993-d7c1c54c8df8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M8DividendsMember_019f0298-dc5f-754c-b420-114afc713289" xlink:href="psec-20260630.xsd#psec_O2025M8DividendsMember"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2025M8DividendsMember_019f0298-dc5f-754c-b420-114afc713289" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M9DividendsMember_019f0298-dc5f-75c7-94c8-bede65d3a45c" xlink:href="psec-20260630.xsd#psec_O2025M9DividendsMember"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2025M9DividendsMember_019f0298-dc5f-75c7-94c8-bede65d3a45c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M10DividendsMember_019f03d1-4d44-733a-8593-bf6d678bc0ac" xlink:href="psec-20260630.xsd#psec_O2025M10DividendsMember"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2025M10DividendsMember_019f03d1-4d44-733a-8593-bf6d678bc0ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M11DividendsMember_019f03d1-a81f-7bd4-a142-dcd7736af5a7" xlink:href="psec-20260630.xsd#psec_O2025M11DividendsMember"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2025M11DividendsMember_019f03d1-a81f-7bd4-a142-dcd7736af5a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M12DividendsMember_019f03d1-eb62-7a9a-903f-6720bf4e979e" xlink:href="psec-20260630.xsd#psec_O2025M12DividendsMember"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2025M12DividendsMember_019f03d1-eb62-7a9a-903f-6720bf4e979e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026Q1DividendsMember_019f0298-dc5f-7481-8ce3-238dd54962a5" xlink:href="psec-20260630.xsd#psec_O2026Q1DividendsMember"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2026Q1DividendsMember_019f0298-dc5f-7481-8ce3-238dd54962a5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026Q2DividendsMember_019f0298-dc5f-70aa-9f53-fab45417dce8" xlink:href="psec-20260630.xsd#psec_O2026Q2DividendsMember"/>
    <link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2026Q2DividendsMember_019f0298-dc5f-70aa-9f53-fab45417dce8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026Q3DividendsMember_019f0298-dc5f-7199-b162-108587b81d83" xlink:href="psec-20260630.xsd#psec_O2026Q3DividendsMember"/>
    <link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2026Q3DividendsMember_019f0298-dc5f-7199-b162-108587b81d83" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026Q4DividendsMember_019fd7d6-6999-7b32-9828-8ea008fa43a9" xlink:href="psec-20260630.xsd#psec_O2026Q4DividendsMember"/>
    <link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2026Q4DividendsMember_019fd7d6-6999-7b32-9828-8ea008fa43a9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025Q1DividendsMember_019f0298-dc5f-7ec7-91a2-7bf5a19a9ade" xlink:href="psec-20260630.xsd#psec_O2025Q1DividendsMember"/>
    <link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2025Q1DividendsMember_019f0298-dc5f-7ec7-91a2-7bf5a19a9ade" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025Q2DividendsMember_019f0298-dc5f-70a8-89f5-381f213baa40" xlink:href="psec-20260630.xsd#psec_O2025Q2DividendsMember"/>
    <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2025Q2DividendsMember_019f0298-dc5f-70a8-89f5-381f213baa40" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025Q3DividendsMember_019f0298-dc5f-7ef6-ae94-9bd85eec7dde" xlink:href="psec-20260630.xsd#psec_O2025Q3DividendsMember"/>
    <link:presentationArc order="31" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2025Q3DividendsMember_019f0298-dc5f-7ef6-ae94-9bd85eec7dde" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025Q4DividendsMember_019f03de-47a5-760f-8f0b-9e3a9e4027ef" xlink:href="psec-20260630.xsd#psec_O2025Q4DividendsMember"/>
    <link:presentationArc order="32" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-738c-9788-8729576f4da8" xlink:to="loc_psec_O2025Q4DividendsMember_019f03de-47a5-760f-8f0b-9e3a9e4027ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-7765-90a7-039bf7b7170a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-7a5b-89e9-87ebf5526d2e" xlink:to="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-7765-90a7-039bf7b7170a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockDividendRatePercentage_019f0298-dc5f-7e1a-83f9-d195f0c0a58f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockDividendRatePercentage"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-7765-90a7-039bf7b7170a" xlink:to="loc_us-gaap_PreferredStockDividendRatePercentage_019f0298-dc5f-7e1a-83f9-d195f0c0a58f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityDividendsPerShareDeclared_019f0298-dc5f-725e-a91e-8bb8dacae0a3" xlink:href="psec-20260630.xsd#psec_TemporaryEquityDividendsPerShareDeclared"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-7765-90a7-039bf7b7170a" xlink:to="loc_psec_TemporaryEquityDividendsPerShareDeclared_019f0298-dc5f-725e-a91e-8bb8dacae0a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsPreferredStockCash_019f0298-dc5f-74de-87a8-09fc6d9b77ca" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendsPreferredStockCash"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-7765-90a7-039bf7b7170a" xlink:to="loc_us-gaap_DividendsPreferredStockCash_019f0298-dc5f-74de-87a8-09fc6d9b77ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/EquityOfferingsOfferingExpensesandDistributionsScheduleofOutstandingPreferredSharesDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#EquityOfferingsOfferingExpensesandDistributionsScheduleofOutstandingPreferredSharesDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/EquityOfferingsOfferingExpensesandDistributionsScheduleofOutstandingPreferredSharesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract_019f0298-dc5f-7662-8365-f45f3e44d743" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-75e7-8736-51b8337b7c4e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfStockByClassTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_019f0298-dc5f-7662-8365-f45f3e44d743" xlink:to="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-75e7-8736-51b8337b7c4e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_019f0298-dc5f-74d3-9d98-8f7a0ac52aae" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-75e7-8736-51b8337b7c4e" xlink:to="loc_us-gaap_StatementClassOfStockAxis_019f0298-dc5f-74d3-9d98-8f7a0ac52aae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019f0298-dc5f-74d3-9d98-8f7a0ac52aae" xlink:to="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550SeriesA1PreferredStockMember_019f0298-dc5f-7ef8-b571-15d315e11ef7" xlink:href="psec-20260630.xsd#psec_A550SeriesA1PreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:to="loc_psec_A550SeriesA1PreferredStockMember_019f0298-dc5f-7ef8-b571-15d315e11ef7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550SeriesM1PreferredStockMember_019f0298-dc5f-75dc-bcea-42319dfd5f7b" xlink:href="psec-20260630.xsd#psec_A550SeriesM1PreferredStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:to="loc_psec_A550SeriesM1PreferredStockMember_019f0298-dc5f-75dc-bcea-42319dfd5f7b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SeriesM2PreferredStockMember_019f0298-dc5f-72dd-990a-56f107d96d81" xlink:href="psec-20260630.xsd#psec_SeriesM2PreferredStockMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:to="loc_psec_SeriesM2PreferredStockMember_019f0298-dc5f-72dd-990a-56f107d96d81" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650SeriesA3PreferredStockMember_019f0298-dc5f-7717-971d-a17f64bde760" xlink:href="psec-20260630.xsd#psec_A650SeriesA3PreferredStockMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:to="loc_psec_A650SeriesA3PreferredStockMember_019f0298-dc5f-7717-971d-a17f64bde760" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650SeriesM3PreferredStockMember_019f0298-dc5f-7708-85dc-c18cb85fe289" xlink:href="psec-20260630.xsd#psec_A650SeriesM3PreferredStockMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:to="loc_psec_A650SeriesM3PreferredStockMember_019f0298-dc5f-7708-85dc-c18cb85fe289" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A6.50SeriesA4PreferredStockMember_019f0298-dc5f-7f78-b3f3-9208e8ce553d" xlink:href="psec-20260630.xsd#psec_A6.50SeriesA4PreferredStockMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:to="loc_psec_A6.50SeriesA4PreferredStockMember_019f0298-dc5f-7f78-b3f3-9208e8ce553d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650SeriesM4PreferredStockMember_019f0298-dc5f-7334-b126-e3144312f39a" xlink:href="psec-20260630.xsd#psec_A650SeriesM4PreferredStockMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:to="loc_psec_A650SeriesM4PreferredStockMember_019f0298-dc5f-7334-b126-e3144312f39a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A7.50SeriesA5PreferredStockMember_019f0298-dc5f-79b8-bb8d-7168d34031ac" xlink:href="psec-20260630.xsd#psec_A7.50SeriesA5PreferredStockMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:to="loc_psec_A7.50SeriesA5PreferredStockMember_019f0298-dc5f-79b8-bb8d-7168d34031ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A7.50SeriesM5PreferredStockMember_019f0298-dc5f-7701-80f1-3cc36d4ebe6e" xlink:href="psec-20260630.xsd#psec_A7.50SeriesM5PreferredStockMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:to="loc_psec_A7.50SeriesM5PreferredStockMember_019f0298-dc5f-7701-80f1-3cc36d4ebe6e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550SeriesAA1PreferredStockMember_019f03e6-751e-75f0-821c-e97c8b3efc5f" xlink:href="psec-20260630.xsd#psec_A550SeriesAA1PreferredStockMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:to="loc_psec_A550SeriesAA1PreferredStockMember_019f03e6-751e-75f0-821c-e97c8b3efc5f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550SeriesMM1PreferredStockMember_019f03e6-751e-7cf8-876c-b96b6c413683" xlink:href="psec-20260630.xsd#psec_A550SeriesMM1PreferredStockMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:to="loc_psec_A550SeriesMM1PreferredStockMember_019f03e6-751e-7cf8-876c-b96b6c413683" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650SeriesAA2PreferredStockMember_019f03e6-751e-7b70-94fa-bd249bd5542a" xlink:href="psec-20260630.xsd#psec_A650SeriesAA2PreferredStockMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:to="loc_psec_A650SeriesAA2PreferredStockMember_019f03e6-751e-7b70-94fa-bd249bd5542a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650SeriesMM2PreferredStockMember_019f03e6-751e-77f0-87f9-47ae498d65a5" xlink:href="psec-20260630.xsd#psec_A650SeriesMM2PreferredStockMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:to="loc_psec_A650SeriesMM2PreferredStockMember_019f03e6-751e-77f0-87f9-47ae498d65a5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550SeriesA2PreferredStockMember_019f0298-dc5f-78d4-acfe-08e69b2b2ae8" xlink:href="psec-20260630.xsd#psec_A550SeriesA2PreferredStockMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:to="loc_psec_A550SeriesA2PreferredStockMember_019f0298-dc5f-78d4-acfe-08e69b2b2ae8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A535SeriesAPreferredStockMember_019f0298-dc5f-7b44-a7b8-001421332bab" xlink:href="psec-20260630.xsd#psec_A535SeriesAPreferredStockMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:to="loc_psec_A535SeriesAPreferredStockMember_019f0298-dc5f-7b44-a7b8-001421332bab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SeriesA1SeriesM1AndSeriesM2SeriesA3SeriesM3SeriesA4SeriesM4SeriesA5AndSeriesM5SharesMember_019f0298-dc5f-7dea-89a1-6ebab20cdc7e" xlink:href="psec-20260630.xsd#psec_SeriesA1SeriesM1AndSeriesM2SeriesA3SeriesM3SeriesA4SeriesM4SeriesA5AndSeriesM5SharesMember"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:to="loc_psec_SeriesA1SeriesM1AndSeriesM2SeriesA3SeriesM3SeriesA4SeriesM4SeriesA5AndSeriesM5SharesMember_019f0298-dc5f-7dea-89a1-6ebab20cdc7e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SeriesAPreferredStockInJuly2021Member_019fef21-1856-716c-a8cf-d5db7a811fea" xlink:href="psec-20260630.xsd#psec_SeriesAPreferredStockInJuly2021Member"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:to="loc_psec_SeriesAPreferredStockInJuly2021Member_019fef21-1856-716c-a8cf-d5db7a811fea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SeriesAPreferredStockATMProgramMember_019fef20-2661-7176-853f-ebe8412cbd5f" xlink:href="psec-20260630.xsd#psec_SeriesAPreferredStockATMProgramMember"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:to="loc_psec_SeriesAPreferredStockATMProgramMember_019fef20-2661-7176-853f-ebe8412cbd5f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SeriesA1SeriesM1AndSeriesM2SeriesA3SeriesM3SeriesA4AndSeriesM4AndSeriesA5AndSeriesM5Member_019f0298-dc5f-759a-aa7f-f338d335a446" xlink:href="psec-20260630.xsd#psec_SeriesA1SeriesM1AndSeriesM2SeriesA3SeriesM3SeriesA4AndSeriesM4AndSeriesA5AndSeriesM5Member"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:to="loc_psec_SeriesA1SeriesM1AndSeriesM2SeriesA3SeriesM3SeriesA4AndSeriesM4AndSeriesA5AndSeriesM5Member_019f0298-dc5f-759a-aa7f-f338d335a446" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SeriesAA1AndSeriesMM1SeriesAA2AndSeriesMM2Member_019f0298-dc5f-79ef-84b0-7b0578b4c807" xlink:href="psec-20260630.xsd#psec_SeriesAA1AndSeriesMM1SeriesAA2AndSeriesMM2Member"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-7223-ae15-5e41a73f3e93" xlink:to="loc_psec_SeriesAA1AndSeriesMM1SeriesAA2AndSeriesMM2Member_019f0298-dc5f-79ef-84b0-7b0578b4c807" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-797f-81de-c214e0efb179" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-75e7-8736-51b8337b7c4e" xlink:to="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-797f-81de-c214e0efb179" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquitySharesAuthorized_019f0298-dc5f-73b7-abc8-ace51c46969b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquitySharesAuthorized"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-797f-81de-c214e0efb179" xlink:to="loc_us-gaap_TemporaryEquitySharesAuthorized_019f0298-dc5f-73b7-abc8-ace51c46969b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityMaximumOfferingSize_019f0298-dc5f-7ed5-958f-4bb5498b4ad8" xlink:href="psec-20260630.xsd#psec_TemporaryEquityMaximumOfferingSize"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-797f-81de-c214e0efb179" xlink:to="loc_psec_TemporaryEquityMaximumOfferingSize_019f0298-dc5f-7ed5-958f-4bb5498b4ad8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityLiquidationPreference_019f0298-dc5f-7c95-9e0f-7b7348bc445a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquityLiquidationPreference"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-797f-81de-c214e0efb179" xlink:to="loc_us-gaap_TemporaryEquityLiquidationPreference_019f0298-dc5f-7c95-9e0f-7b7348bc445a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquitySharesIssuedInceptionToDate_019f0298-dc5f-760b-9b99-0bffd9de6117" xlink:href="psec-20260630.xsd#psec_TemporaryEquitySharesIssuedInceptionToDate"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-797f-81de-c214e0efb179" xlink:to="loc_psec_TemporaryEquitySharesIssuedInceptionToDate_019f0298-dc5f-760b-9b99-0bffd9de6117" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityLiquidationPreferenceValueInceptionToDate_019f0298-dc5f-7a8c-a253-9791d0b8a95c" xlink:href="psec-20260630.xsd#psec_TemporaryEquityLiquidationPreferenceValueInceptionToDate"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-797f-81de-c214e0efb179" xlink:to="loc_psec_TemporaryEquityLiquidationPreferenceValueInceptionToDate_019f0298-dc5f-7a8c-a253-9791d0b8a95c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquitySharesOutstanding_019f0298-dc5f-7e38-860b-c949fe7c0fab" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquitySharesOutstanding"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-797f-81de-c214e0efb179" xlink:to="loc_us-gaap_TemporaryEquitySharesOutstanding_019f0298-dc5f-7e38-860b-c949fe7c0fab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquitySharesIssued_019f0298-dc5f-78fd-8e2f-bc1ddd5414c4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquitySharesIssued"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-797f-81de-c214e0efb179" xlink:to="loc_us-gaap_TemporaryEquitySharesIssued_019f0298-dc5f-78fd-8e2f-bc1ddd5414c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityLiquidationPreferenceValueOfSharesOutstanding_019f0298-dc5f-74b8-b161-a41bc9cce695" xlink:href="psec-20260630.xsd#psec_TemporaryEquityLiquidationPreferenceValueOfSharesOutstanding"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-797f-81de-c214e0efb179" xlink:to="loc_psec_TemporaryEquityLiquidationPreferenceValueOfSharesOutstanding_019f0298-dc5f-74b8-b161-a41bc9cce695" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityParOrStatedValuePerShare_019f0298-dc5f-7701-a967-f00542a1b475" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquityParOrStatedValuePerShare"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-797f-81de-c214e0efb179" xlink:to="loc_us-gaap_TemporaryEquityParOrStatedValuePerShare_019f0298-dc5f-7701-a967-f00542a1b475" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityLiquidationPreferencePerShare_019f0298-dc5f-7e53-a3fb-b9f5bdd90d54" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquityLiquidationPreferencePerShare"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-797f-81de-c214e0efb179" xlink:to="loc_us-gaap_TemporaryEquityLiquidationPreferencePerShare_019f0298-dc5f-7e53-a3fb-b9f5bdd90d54" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/EquityOfferingsOfferingExpensesandDistributionsScheduleofOutstandingPreferredSharesActivityDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#EquityOfferingsOfferingExpensesandDistributionsScheduleofOutstandingPreferredSharesActivityDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/EquityOfferingsOfferingExpensesandDistributionsScheduleofOutstandingPreferredSharesActivityDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract_019f0298-dc5f-7855-93c9-bf3cc607aef4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-76e9-81bf-683745407a81" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfStockByClassTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_019f0298-dc5f-7855-93c9-bf3cc607aef4" xlink:to="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-76e9-81bf-683745407a81" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_019f0298-dc5f-72fc-8819-dafe72acc7e6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-76e9-81bf-683745407a81" xlink:to="loc_us-gaap_StatementClassOfStockAxis_019f0298-dc5f-72fc-8819-dafe72acc7e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-78f0-937d-1c3e12e16085" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019f0298-dc5f-72fc-8819-dafe72acc7e6" xlink:to="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-78f0-937d-1c3e12e16085" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550SeriesA1PreferredStockMember_019f0298-dc5f-7668-b6ac-862db76b69da" xlink:href="psec-20260630.xsd#psec_A550SeriesA1PreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-78f0-937d-1c3e12e16085" xlink:to="loc_psec_A550SeriesA1PreferredStockMember_019f0298-dc5f-7668-b6ac-862db76b69da" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550SeriesM1PreferredStockMember_019f0298-dc5f-7519-bea1-eb283d739ca9" xlink:href="psec-20260630.xsd#psec_A550SeriesM1PreferredStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-78f0-937d-1c3e12e16085" xlink:to="loc_psec_A550SeriesM1PreferredStockMember_019f0298-dc5f-7519-bea1-eb283d739ca9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650SeriesA3PreferredStockMember_019f0298-dc5f-7d00-bfdb-a2656436a357" xlink:href="psec-20260630.xsd#psec_A650SeriesA3PreferredStockMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-78f0-937d-1c3e12e16085" xlink:to="loc_psec_A650SeriesA3PreferredStockMember_019f0298-dc5f-7d00-bfdb-a2656436a357" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650SeriesM3PreferredStockMember_019f0298-dc5f-7243-be72-82cffeb7c1ac" xlink:href="psec-20260630.xsd#psec_A650SeriesM3PreferredStockMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-78f0-937d-1c3e12e16085" xlink:to="loc_psec_A650SeriesM3PreferredStockMember_019f0298-dc5f-7243-be72-82cffeb7c1ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A6.50SeriesA4PreferredStockMember_019f0298-dc5f-7361-8daf-60afafac769c" xlink:href="psec-20260630.xsd#psec_A6.50SeriesA4PreferredStockMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-78f0-937d-1c3e12e16085" xlink:to="loc_psec_A6.50SeriesA4PreferredStockMember_019f0298-dc5f-7361-8daf-60afafac769c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650SeriesM4PreferredStockMember_019f0298-dc5f-72dc-a81d-7299a20b2490" xlink:href="psec-20260630.xsd#psec_A650SeriesM4PreferredStockMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-78f0-937d-1c3e12e16085" xlink:to="loc_psec_A650SeriesM4PreferredStockMember_019f0298-dc5f-72dc-a81d-7299a20b2490" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A7.50SeriesA5PreferredStockMember_019f0298-dc5f-78f2-be01-e92a8d389808" xlink:href="psec-20260630.xsd#psec_A7.50SeriesA5PreferredStockMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-78f0-937d-1c3e12e16085" xlink:to="loc_psec_A7.50SeriesA5PreferredStockMember_019f0298-dc5f-78f2-be01-e92a8d389808" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A7.50SeriesM5PreferredStockMember_019f0298-dc5f-76d2-bc95-b5ca1e828c63" xlink:href="psec-20260630.xsd#psec_A7.50SeriesM5PreferredStockMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-78f0-937d-1c3e12e16085" xlink:to="loc_psec_A7.50SeriesM5PreferredStockMember_019f0298-dc5f-76d2-bc95-b5ca1e828c63" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550SeriesA2PreferredStockMember_019f0298-dc5f-7ecd-a5f8-b2f2f199ed8b" xlink:href="psec-20260630.xsd#psec_A550SeriesA2PreferredStockMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-78f0-937d-1c3e12e16085" xlink:to="loc_psec_A550SeriesA2PreferredStockMember_019f0298-dc5f-7ecd-a5f8-b2f2f199ed8b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A535SeriesAPreferredStockMember_019f0298-dc5f-7836-b0f3-5b0dceb5cb96" xlink:href="psec-20260630.xsd#psec_A535SeriesAPreferredStockMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-78f0-937d-1c3e12e16085" xlink:to="loc_psec_A535SeriesAPreferredStockMember_019f0298-dc5f-7836-b0f3-5b0dceb5cb96" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550PreferredStock650PreferredStockMember_019f0298-dc5f-709e-86a8-6106808b0c7c" xlink:href="psec-20260630.xsd#psec_A550PreferredStock650PreferredStockMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-78f0-937d-1c3e12e16085" xlink:to="loc_psec_A550PreferredStock650PreferredStockMember_019f0298-dc5f-709e-86a8-6106808b0c7c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550PreferredStockMember_019f0298-dc5f-7bba-a257-d255c8d96779" xlink:href="psec-20260630.xsd#psec_A550PreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_A550PreferredStock650PreferredStockMember_019f0298-dc5f-709e-86a8-6106808b0c7c" xlink:to="loc_psec_A550PreferredStockMember_019f0298-dc5f-7bba-a257-d255c8d96779" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650PreferredStockMember_019f0298-dc5f-758e-b8a6-ac319dff971b" xlink:href="psec-20260630.xsd#psec_A650PreferredStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_A550PreferredStock650PreferredStockMember_019f0298-dc5f-709e-86a8-6106808b0c7c" xlink:to="loc_psec_A650PreferredStockMember_019f0298-dc5f-758e-b8a6-ac319dff971b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-7d71-850c-c7c64ee71f84" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-76e9-81bf-683745407a81" xlink:to="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-7d71-850c-c7c64ee71f84" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_019f0298-dc5f-78f7-9e7c-7d86867c5eca" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInTemporaryEquityRollForward"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-7d71-850c-c7c64ee71f84" xlink:to="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_019f0298-dc5f-78f7-9e7c-7d86867c5eca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquitySharesOutstanding_019f0298-dc5f-7236-b021-b278e530e32f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquitySharesOutstanding"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_019f0298-dc5f-78f7-9e7c-7d86867c5eca" xlink:to="loc_us-gaap_TemporaryEquitySharesOutstanding_019f0298-dc5f-7236-b021-b278e530e32f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityStockIssuedDuringPeriodSharesNewIssues_019f0298-dc5f-7ef1-a800-23e539bfc6f0" xlink:href="psec-20260630.xsd#psec_TemporaryEquityStockIssuedDuringPeriodSharesNewIssues"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_019f0298-dc5f-78f7-9e7c-7d86867c5eca" xlink:to="loc_psec_TemporaryEquityStockIssuedDuringPeriodSharesNewIssues_019f0298-dc5f-7ef1-a800-23e539bfc6f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquitySharesDividendReinvestmentPlan_019f0298-dc5f-7632-aef7-9bb42c56f781" xlink:href="psec-20260630.xsd#psec_TemporaryEquitySharesDividendReinvestmentPlan"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_019f0298-dc5f-78f7-9e7c-7d86867c5eca" xlink:to="loc_psec_TemporaryEquitySharesDividendReinvestmentPlan_019f0298-dc5f-7632-aef7-9bb42c56f781" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquitySharesExchanges_019f0298-dc5f-750c-8613-527ad31b47a1" xlink:href="psec-20260630.xsd#psec_TemporaryEquitySharesExchanges"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_019f0298-dc5f-78f7-9e7c-7d86867c5eca" xlink:to="loc_psec_TemporaryEquitySharesExchanges_019f0298-dc5f-750c-8613-527ad31b47a1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquitySharesConvertedToCommonAndRepurchased_019f0298-dc5f-7833-8602-97c0c4245ba5" xlink:href="psec-20260630.xsd#psec_TemporaryEquitySharesConvertedToCommonAndRepurchased"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_019f0298-dc5f-78f7-9e7c-7d86867c5eca" xlink:to="loc_psec_TemporaryEquitySharesConvertedToCommonAndRepurchased_019f0298-dc5f-7833-8602-97c0c4245ba5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquitySharesOutstanding_019f0298-dc5f-7412-a7db-bd3289ac6bb3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquitySharesOutstanding"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_019f0298-dc5f-78f7-9e7c-7d86867c5eca" xlink:to="loc_us-gaap_TemporaryEquitySharesOutstanding_019f0298-dc5f-7412-a7db-bd3289ac6bb3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquitySharesConversionOfConvertibleSecurities_019f0298-dc5f-7922-9392-78d7bb9425a4" xlink:href="psec-20260630.xsd#psec_TemporaryEquitySharesConversionOfConvertibleSecurities"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-7d71-850c-c7c64ee71f84" xlink:to="loc_psec_TemporaryEquitySharesConversionOfConvertibleSecurities_019f0298-dc5f-7922-9392-78d7bb9425a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockDividendRatePercentage_019f0298-dc5f-7cd0-bba2-669c5bb15676" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockDividendRatePercentage"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-7d71-850c-c7c64ee71f84" xlink:to="loc_us-gaap_PreferredStockDividendRatePercentage_019f0298-dc5f-7cd0-bba2-669c5bb15676" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquitySharesRepurchaseOfPreferredStock_019f0298-dc5f-7bb4-b8e4-88c4e199920b" xlink:href="psec-20260630.xsd#psec_TemporaryEquitySharesRepurchaseOfPreferredStock"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-7d71-850c-c7c64ee71f84" xlink:to="loc_psec_TemporaryEquitySharesRepurchaseOfPreferredStock_019f0298-dc5f-7bb4-b8e4-88c4e199920b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityLiquidationValue_019f0298-dc5f-7497-8b6e-b8ce1b3f8065" xlink:href="psec-20260630.xsd#psec_TemporaryEquityLiquidationValue"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-7d71-850c-c7c64ee71f84" xlink:to="loc_psec_TemporaryEquityLiquidationValue_019f0298-dc5f-7497-8b6e-b8ce1b3f8065" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock_019f0298-dc5f-7694-8a88-fa728fec7564" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-7d71-850c-c7c64ee71f84" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock_019f0298-dc5f-7694-8a88-fa728fec7564" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NumberOfFractionalShareExchanged_019f0298-dc5f-7e8a-9ff8-071bb2f36c9c" xlink:href="psec-20260630.xsd#psec_NumberOfFractionalShareExchanged"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-7d71-850c-c7c64ee71f84" xlink:to="loc_psec_NumberOfFractionalShareExchanged_019f0298-dc5f-7e8a-9ff8-071bb2f36c9c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/EquityOfferingsOfferingExpensesandDistributionsCommonStockNarrativeDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#EquityOfferingsOfferingExpensesandDistributionsCommonStockNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/EquityOfferingsOfferingExpensesandDistributionsCommonStockNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract_019f0298-dc5f-7716-bf3e-3ac25988ce3a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-7c75-ab83-65b6c1a842ba" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfStockByClassTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_019f0298-dc5f-7716-bf3e-3ac25988ce3a" xlink:to="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-7c75-ab83-65b6c1a842ba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_019f0298-dc5f-770c-ad68-6984186ae07f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-7c75-ab83-65b6c1a842ba" xlink:to="loc_us-gaap_StatementClassOfStockAxis_019f0298-dc5f-770c-ad68-6984186ae07f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-709f-ba35-9458f1fbe5c2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019f0298-dc5f-770c-ad68-6984186ae07f" xlink:to="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-709f-ba35-9458f1fbe5c2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550PreferredStockMember_019f0298-dc5f-7d5e-94d5-212854587d05" xlink:href="psec-20260630.xsd#psec_A550PreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-709f-ba35-9458f1fbe5c2" xlink:to="loc_psec_A550PreferredStockMember_019f0298-dc5f-7d5e-94d5-212854587d05" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650PreferredStockMember_019f0298-dc5f-7f60-8493-83b8e44b4e7a" xlink:href="psec-20260630.xsd#psec_A650PreferredStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-709f-ba35-9458f1fbe5c2" xlink:to="loc_psec_A650PreferredStockMember_019f0298-dc5f-7f60-8493-83b8e44b4e7a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_019f0298-dc5f-7f36-8e67-089763d2f484" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0298-dc5f-709f-ba35-9458f1fbe5c2" xlink:to="loc_us-gaap_CommonStockMember_019f0298-dc5f-7f36-8e67-089763d2f484" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TriggeringEventAxis_019f0298-dc5f-70f4-b3d4-16d682416f94" xlink:href="psec-20260630.xsd#psec_TriggeringEventAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-7c75-ab83-65b6c1a842ba" xlink:to="loc_psec_TriggeringEventAxis_019f0298-dc5f-70f4-b3d4-16d682416f94" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TriggeringEventDomain_019f0298-dc5f-7bc7-b280-ca6847ceb96b" xlink:href="psec-20260630.xsd#psec_TriggeringEventDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventAxis_019f0298-dc5f-70f4-b3d4-16d682416f94" xlink:to="loc_psec_TriggeringEventDomain_019f0298-dc5f-7bc7-b280-ca6847ceb96b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_IssuableUponConversionMember_019f0298-dc5f-783e-8dc9-798838e14611" xlink:href="psec-20260630.xsd#psec_IssuableUponConversionMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventDomain_019f0298-dc5f-7bc7-b280-ca6847ceb96b" xlink:to="loc_psec_IssuableUponConversionMember_019f0298-dc5f-783e-8dc9-798838e14611" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_IssuableToCommonStockHoldersPursuantToDividendReinvestmentAndDirectStockPurchasePlansMember_019f0298-dc5f-7f17-bcf9-a7511d5e550a" xlink:href="psec-20260630.xsd#psec_IssuableToCommonStockHoldersPursuantToDividendReinvestmentAndDirectStockPurchasePlansMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventDomain_019f0298-dc5f-7bc7-b280-ca6847ceb96b" xlink:to="loc_psec_IssuableToCommonStockHoldersPursuantToDividendReinvestmentAndDirectStockPurchasePlansMember_019f0298-dc5f-7f17-bcf9-a7511d5e550a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsAxis_019f0298-dc5f-78ea-a04d-562813ebf595" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendsAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-7c75-ab83-65b6c1a842ba" xlink:to="loc_us-gaap_DividendsAxis_019f0298-dc5f-78ea-a04d-562813ebf595" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsDomain_019f0298-dc5f-7ed0-afba-c70c67d91b7a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsAxis_019f0298-dc5f-78ea-a04d-562813ebf595" xlink:to="loc_us-gaap_DividendsDomain_019f0298-dc5f-7ed0-afba-c70c67d91b7a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M10DividendsMember_019fdb18-e09e-7114-91f1-787ad8e31949" xlink:href="psec-20260630.xsd#psec_O2026M10DividendsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-7ed0-afba-c70c67d91b7a" xlink:to="loc_psec_O2026M10DividendsMember_019fdb18-e09e-7114-91f1-787ad8e31949" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M11DividendsMember_019f0298-dc5f-7420-9052-e38b03a24edb" xlink:href="psec-20260630.xsd#psec_O2026M11DividendsMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc5f-7ed0-afba-c70c67d91b7a" xlink:to="loc_psec_O2026M11DividendsMember_019f0298-dc5f-7420-9052-e38b03a24edb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_019fdadd-c009-73b1-9526-5188976bc9e5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsequentEventTypeAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-7c75-ab83-65b6c1a842ba" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_019fdadd-c009-73b1-9526-5188976bc9e5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_019fdadd-c009-7c04-9691-8dbea34ca104" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_019fdadd-c009-73b1-9526-5188976bc9e5" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_019fdadd-c009-7c04-9691-8dbea34ca104" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember_019fdadd-c009-79ed-a903-5419db57a90a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsequentEventMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_019fdadd-c009-7c04-9691-8dbea34ca104" xlink:to="loc_us-gaap_SubsequentEventMember_019fdadd-c009-79ed-a903-5419db57a90a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-737d-81cb-e00043882148" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockLineItems"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-7c75-ab83-65b6c1a842ba" xlink:to="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-737d-81cb-e00043882148" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityDividendRatePercentage_019f0298-dc5f-790e-83c5-1cb2c9838676" xlink:href="psec-20260630.xsd#psec_TemporaryEquityDividendRatePercentage"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-737d-81cb-e00043882148" xlink:to="loc_psec_TemporaryEquityDividendRatePercentage_019f0298-dc5f-790e-83c5-1cb2c9838676" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StockRepurchaseProgramAuthorizedAmount1_019f0298-dc5f-7a47-994d-0b2cf1a87c13" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_StockRepurchaseProgramAuthorizedAmount1"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-737d-81cb-e00043882148" xlink:to="loc_srt_StockRepurchaseProgramAuthorizedAmount1_019f0298-dc5f-7a47-994d-0b2cf1a87c13" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedDuringPeriodShares_019f0298-dc5f-77e6-ac49-68c485ff432d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockRepurchasedDuringPeriodShares"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-737d-81cb-e00043882148" xlink:to="loc_us-gaap_StockRepurchasedDuringPeriodShares_019f0298-dc5f-77e6-ac49-68c485ff432d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_019f0298-dc5f-74aa-9f4a-f8181711dea9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-737d-81cb-e00043882148" xlink:to="loc_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_019f0298-dc5f-74aa-9f4a-f8181711dea9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_019f0298-dc5f-7d8d-ab18-b83642ec9816" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-737d-81cb-e00043882148" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_019f0298-dc5f-7d8d-ab18-b83642ec9816" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MarketPriceThreshold_019f0298-dc5f-7d56-b36a-5439b6e60120" xlink:href="psec-20260630.xsd#psec_MarketPriceThreshold"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-737d-81cb-e00043882148" xlink:to="loc_psec_MarketPriceThreshold_019f0298-dc5f-7d56-b36a-5439b6e60120" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_OutstandingSharesThreshold_019f0298-dc5f-75ff-92a8-66a938bf4234" xlink:href="psec-20260630.xsd#psec_OutstandingSharesThreshold"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-737d-81cb-e00043882148" xlink:to="loc_psec_OutstandingSharesThreshold_019f0298-dc5f-75ff-92a8-66a938bf4234" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividendsCommonStock_019f0298-dc5f-75a3-a627-d923cc8b5f7a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsOfDividendsCommonStock"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-737d-81cb-e00043882148" xlink:to="loc_us-gaap_PaymentsOfDividendsCommonStock_019f0298-dc5f-75a3-a627-d923cc8b5f7a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsPayableAmountPerShare_019f0298-dc5f-7aee-a3ca-a5478a47ed94" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendsPayableAmountPerShare"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-737d-81cb-e00043882148" xlink:to="loc_us-gaap_DividendsPayableAmountPerShare_019f0298-dc5f-7aee-a3ca-a5478a47ed94" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesDividendReinvestmentPlan_019f0298-dc5f-79a1-a5c6-86452379afc4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockIssuedDuringPeriodSharesDividendReinvestmentPlan"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-737d-81cb-e00043882148" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesDividendReinvestmentPlan_019f0298-dc5f-79a1-a5c6-86452379afc4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_019f0298-dc5f-7495-8af6-47b5f9306808" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockCapitalSharesReservedForFutureIssuance"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-737d-81cb-e00043882148" xlink:to="loc_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_019f0298-dc5f-7495-8af6-47b5f9306808" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockDividendRatePercentage_019f0298-dc5f-7666-b7f5-4f5f79a602a6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockDividendRatePercentage"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc5f-737d-81cb-e00043882148" xlink:to="loc_us-gaap_PreferredStockDividendRatePercentage_019f0298-dc5f-7666-b7f5-4f5f79a602a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/EquityOfferingsOfferingExpensesandDistributionsScheduleofCommonStockDividendsDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#EquityOfferingsOfferingExpensesandDistributionsScheduleofCommonStockDividendsDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/EquityOfferingsOfferingExpensesandDistributionsScheduleofCommonStockDividendsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract_019f0298-dc5f-74a5-bbed-802a69c9dc56" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-7770-931c-a3bae6494472" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfStockByClassTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_019f0298-dc5f-74a5-bbed-802a69c9dc56" xlink:to="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-7770-931c-a3bae6494472" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsAxis_019f0298-dc5f-7727-ad10-61734c85916d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-7770-931c-a3bae6494472" xlink:to="loc_us-gaap_DividendsAxis_019f0298-dc5f-7727-ad10-61734c85916d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsAxis_019f0298-dc5f-7727-ad10-61734c85916d" xlink:to="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M1DividendsMember_019f0298-dc60-764e-91dd-7841761cbe76" xlink:href="psec-20260630.xsd#psec_O2026M1DividendsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2026M1DividendsMember_019f0298-dc60-764e-91dd-7841761cbe76" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M2DividendsMember_019f0298-dc60-77dd-8265-fc475fd883c7" xlink:href="psec-20260630.xsd#psec_O2026M2DividendsMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2026M2DividendsMember_019f0298-dc60-77dd-8265-fc475fd883c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M3DividendsMember_019f0298-dc60-7d9c-a05f-1037e42bdd51" xlink:href="psec-20260630.xsd#psec_O2026M3DividendsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2026M3DividendsMember_019f0298-dc60-7d9c-a05f-1037e42bdd51" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M4DividendsMember_019f0298-dc60-7fe6-96be-c405c7e38275" xlink:href="psec-20260630.xsd#psec_O2026M4DividendsMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2026M4DividendsMember_019f0298-dc60-7fe6-96be-c405c7e38275" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M5DividendsMember_019f0298-dc60-7b5e-808b-e838574b0122" xlink:href="psec-20260630.xsd#psec_O2026M5DividendsMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2026M5DividendsMember_019f0298-dc60-7b5e-808b-e838574b0122" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M6DividendsMember_019f0298-dc60-7d93-ab73-520f4b0a214d" xlink:href="psec-20260630.xsd#psec_O2026M6DividendsMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2026M6DividendsMember_019f0298-dc60-7d93-ab73-520f4b0a214d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M7DividendsMember_019f0298-dc60-7eea-80e6-f0e1c963b48f" xlink:href="psec-20260630.xsd#psec_O2026M7DividendsMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2026M7DividendsMember_019f0298-dc60-7eea-80e6-f0e1c963b48f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M8DividendsMember_019f0298-dc60-72fc-b51b-5e2814cc3513" xlink:href="psec-20260630.xsd#psec_O2026M8DividendsMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2026M8DividendsMember_019f0298-dc60-72fc-b51b-5e2814cc3513" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M9DividendsMember_019f0298-dc60-7e3f-942c-e9878500b422" xlink:href="psec-20260630.xsd#psec_O2026M9DividendsMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2026M9DividendsMember_019f0298-dc60-7e3f-942c-e9878500b422" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M10DividendsMember_019f1cb8-2187-791f-9c5a-4d9bb093a2bf" xlink:href="psec-20260630.xsd#psec_O2026M10DividendsMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2026M10DividendsMember_019f1cb8-2187-791f-9c5a-4d9bb093a2bf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M11DividendsMember_019f1cb8-6509-76a8-8919-32de2fa6dc22" xlink:href="psec-20260630.xsd#psec_O2026M11DividendsMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2026M11DividendsMember_019f1cb8-6509-76a8-8919-32de2fa6dc22" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2026M12DividendsMember_019f1cb8-e0a9-7e66-93cd-40a9eaa47c5d" xlink:href="psec-20260630.xsd#psec_O2026M12DividendsMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2026M12DividendsMember_019f1cb8-e0a9-7e66-93cd-40a9eaa47c5d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M1DividendsMember_019f0298-dc60-74ad-88bb-e275d6a308a7" xlink:href="psec-20260630.xsd#psec_O2025M1DividendsMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2025M1DividendsMember_019f0298-dc60-74ad-88bb-e275d6a308a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M2DividendsMember_019f0298-dc60-7ce4-b056-4f9e33cbe77e" xlink:href="psec-20260630.xsd#psec_O2025M2DividendsMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2025M2DividendsMember_019f0298-dc60-7ce4-b056-4f9e33cbe77e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M3DividendsMember_019f0298-dc60-7ab6-98fe-098e94763259" xlink:href="psec-20260630.xsd#psec_O2025M3DividendsMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2025M3DividendsMember_019f0298-dc60-7ab6-98fe-098e94763259" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M4DividendsMember_019f0298-dc60-70c0-b38e-82b43d15045e" xlink:href="psec-20260630.xsd#psec_O2025M4DividendsMember"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2025M4DividendsMember_019f0298-dc60-70c0-b38e-82b43d15045e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M5DividendsMember_019f0298-dc60-7245-9fce-c484b52c3923" xlink:href="psec-20260630.xsd#psec_O2025M5DividendsMember"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2025M5DividendsMember_019f0298-dc60-7245-9fce-c484b52c3923" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M6DividendsMember_019f0298-dc60-712f-94a2-d793b76e19f7" xlink:href="psec-20260630.xsd#psec_O2025M6DividendsMember"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2025M6DividendsMember_019f0298-dc60-712f-94a2-d793b76e19f7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M7DividendsMember_019f0298-dc60-7587-b0a9-a792a81d4230" xlink:href="psec-20260630.xsd#psec_O2025M7DividendsMember"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2025M7DividendsMember_019f0298-dc60-7587-b0a9-a792a81d4230" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M8DividendsMember_019f0298-dc60-79a7-a0ad-7a4b576c01d2" xlink:href="psec-20260630.xsd#psec_O2025M8DividendsMember"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2025M8DividendsMember_019f0298-dc60-79a7-a0ad-7a4b576c01d2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M9DividendsMember_019f0298-dc60-7566-b1b5-b83e996c63c4" xlink:href="psec-20260630.xsd#psec_O2025M9DividendsMember"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2025M9DividendsMember_019f0298-dc60-7566-b1b5-b83e996c63c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M10DividendsMember_019f03f1-9976-7f81-93eb-b9c25244f0f1" xlink:href="psec-20260630.xsd#psec_O2025M10DividendsMember"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2025M10DividendsMember_019f03f1-9976-7f81-93eb-b9c25244f0f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M11DividendsMember_019f03f1-bec3-7a91-9a18-746d7ac28d14" xlink:href="psec-20260630.xsd#psec_O2025M11DividendsMember"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2025M11DividendsMember_019f03f1-bec3-7a91-9a18-746d7ac28d14" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2025M12DividendsMember_019f03f1-e130-7b34-8b27-dca797258db4" xlink:href="psec-20260630.xsd#psec_O2025M12DividendsMember"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019f0298-dc60-729a-b51f-05d69e260ad1" xlink:to="loc_psec_O2025M12DividendsMember_019f03f1-e130-7b34-8b27-dca797258db4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockLineItems_019f0298-dc60-7e61-b7ae-807652215635" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019f0298-dc5f-7770-931c-a3bae6494472" xlink:to="loc_us-gaap_ClassOfStockLineItems_019f0298-dc60-7e61-b7ae-807652215635" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockDividendsPerShareDeclared_019f0298-dc60-7a47-a0f1-e954ee7e0ed4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockDividendsPerShareDeclared"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc60-7e61-b7ae-807652215635" xlink:to="loc_us-gaap_CommonStockDividendsPerShareDeclared_019f0298-dc60-7a47-a0f1-e954ee7e0ed4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsCommonStock_019f0298-dc60-7dd4-9bf6-83f31153d754" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendsCommonStock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc60-7e61-b7ae-807652215635" xlink:to="loc_us-gaap_DividendsCommonStock_019f0298-dc60-7dd4-9bf6-83f31153d754" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsPayableAmountPerShare_019f0298-dc60-76fa-b4d8-21489cd064c2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendsPayableAmountPerShare"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019f0298-dc60-7e61-b7ae-807652215635" xlink:to="loc_us-gaap_DividendsPayableAmountPerShare_019f0298-dc60-76fa-b4d8-21489cd064c2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/OtherIncomeDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#OtherIncomeDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/OtherIncomeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_psec_OtherIncomeDisclosureAbstract_019e6f26-827e-7c6d-afc8-7ceae0375a58" xlink:href="psec-20260630.xsd#psec_OtherIncomeDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019e6f26-827e-7010-b12e-3eb2bba19a67" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_OtherIncomeDisclosureAbstract_019e6f26-827e-7c6d-afc8-7ceae0375a58" xlink:to="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019e6f26-827e-7010-b12e-3eb2bba19a67" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RoyaltyNetProfitAndNetRevenueInterests_019e6f26-827e-78a2-82cf-d8a407607764" xlink:href="psec-20260630.xsd#psec_RoyaltyNetProfitAndNetRevenueInterests"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_OtherIncomeDisclosureAbstract_019e6f26-827e-7c6d-afc8-7ceae0375a58" xlink:to="loc_psec_RoyaltyNetProfitAndNetRevenueInterests_019e6f26-827e-78a2-82cf-d8a407607764" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AdministrativeAgentFees_019e6f26-827e-74ce-aa3e-73ab16a1485d" xlink:href="psec-20260630.xsd#psec_AdministrativeAgentFees"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_OtherIncomeDisclosureAbstract_019e6f26-827e-7c6d-afc8-7ceae0375a58" xlink:to="loc_psec_AdministrativeAgentFees_019e6f26-827e-74ce-aa3e-73ab16a1485d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_019e6f26-827e-71dc-bb85-62111e765235" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherIncome"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_OtherIncomeDisclosureAbstract_019e6f26-827e-7c6d-afc8-7ceae0375a58" xlink:to="loc_us-gaap_OtherIncome_019e6f26-827e-71dc-bb85-62111e765235" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/NetIncreaseDecreaseinNetAssetsperCommonShareNarrativeDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#NetIncreaseDecreaseinNetAssetsperCommonShareNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/NetIncreaseDecreaseinNetAssetsperCommonShareNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_019e6f26-827e-768b-9e68-1ac8438989f6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_019e6f26-827e-72a3-8e78-89288c69ccd5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfStockByClassTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_019e6f26-827e-768b-9e68-1ac8438989f6" xlink:to="loc_us-gaap_ScheduleOfStockByClassTable_019e6f26-827e-72a3-8e78-89288c69ccd5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_019feeb1-50dc-7c19-8ddb-14a0beb7a147" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019e6f26-827e-72a3-8e78-89288c69ccd5" xlink:to="loc_us-gaap_StatementClassOfStockAxis_019feeb1-50dc-7c19-8ddb-14a0beb7a147" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019feeb1-50dc-7d2b-ba9f-349c4c565c45" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019feeb1-50dc-7c19-8ddb-14a0beb7a147" xlink:to="loc_us-gaap_ClassOfStockDomain_019feeb1-50dc-7d2b-ba9f-349c4c565c45" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550PreferredStockMember_019feeb1-50dc-7640-b170-dcbd71b68234" xlink:href="psec-20260630.xsd#psec_A550PreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019feeb1-50dc-7d2b-ba9f-349c4c565c45" xlink:to="loc_psec_A550PreferredStockMember_019feeb1-50dc-7640-b170-dcbd71b68234" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650PreferredStockMember_019feeb1-50dc-7e31-8f39-a4e3694dad30" xlink:href="psec-20260630.xsd#psec_A650PreferredStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019feeb1-50dc-7d2b-ba9f-349c4c565c45" xlink:to="loc_psec_A650PreferredStockMember_019feeb1-50dc-7e31-8f39-a4e3694dad30" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_019feeb1-50dc-7cc5-85ff-01cb807f56e5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019e6f26-827e-72a3-8e78-89288c69ccd5" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_019feeb1-50dc-7cc5-85ff-01cb807f56e5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesNameDomain_019feeb1-50dc-7c55-81a3-6453a4d68041" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AntidilutiveSecuritiesNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_019feeb1-50dc-7cc5-85ff-01cb807f56e5" xlink:to="loc_us-gaap_AntidilutiveSecuritiesNameDomain_019feeb1-50dc-7c55-81a3-6453a4d68041" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertiblePreferredStockMember_019feeb1-50dc-7c67-b2ff-6308595289db" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ConvertiblePreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_019feeb1-50dc-7c55-81a3-6453a4d68041" xlink:to="loc_us-gaap_ConvertiblePreferredStockMember_019feeb1-50dc-7c67-b2ff-6308595289db" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockLineItems_019feeb1-50dc-72a8-baef-1c9fa66e05ce" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_019e6f26-827e-72a3-8e78-89288c69ccd5" xlink:to="loc_us-gaap_ClassOfStockLineItems_019feeb1-50dc-72a8-baef-1c9fa66e05ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockDividendRatePercentage_019feeb1-50dc-7c0e-b36e-b0f76253f38d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockDividendRatePercentage"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019feeb1-50dc-72a8-baef-1c9fa66e05ce" xlink:to="loc_us-gaap_PreferredStockDividendRatePercentage_019feeb1-50dc-7c0e-b36e-b0f76253f38d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_019feeb1-50dc-7e49-96d5-ac6b32e4cb38" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019feeb1-50dc-72a8-baef-1c9fa66e05ce" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_019feeb1-50dc-7e49-96d5-ac6b32e4cb38" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019feeb1-50dc-723a-a500-04951281bd8c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_019feeb1-50dc-72a8-baef-1c9fa66e05ce" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019feeb1-50dc-723a-a500-04951281bd8c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/NetIncreaseDecreaseinNetAssetsperCommonShareScheduleofComputationofBasicandDilutedEarningsPerCommonShareDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#NetIncreaseDecreaseinNetAssetsperCommonShareScheduleofComputationofBasicandDilutedEarningsPerCommonShareDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/NetIncreaseDecreaseinNetAssetsperCommonShareScheduleofComputationofBasicandDilutedEarningsPerCommonShareDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_019e6f26-827e-7ea2-afb5-f653f892f0e2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_019e6f26-827e-7a63-8373-c2837e19a3f1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_019e6f26-827e-7ea2-afb5-f653f892f0e2" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_019e6f26-827e-7a63-8373-c2837e19a3f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ConvertiblePreferredDividendsNetOfTaxAdjustment_019e6f26-827e-75a5-bb81-21f597593251" xlink:href="psec-20260630.xsd#psec_ConvertiblePreferredDividendsNetOfTaxAdjustment"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_019e6f26-827e-7ea2-afb5-f653f892f0e2" xlink:to="loc_psec_ConvertiblePreferredDividendsNetOfTaxAdjustment_019e6f26-827e-75a5-bb81-21f597593251" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DilutiveSecuritiesEffectOnBasicEarningsPerShareAdjustmentForIncentiveFeeOnConvertibleInstruments_019e6f26-827e-715f-9c5b-f71304df9584" xlink:href="psec-20260630.xsd#psec_DilutiveSecuritiesEffectOnBasicEarningsPerShareAdjustmentForIncentiveFeeOnConvertibleInstruments"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_019e6f26-827e-7ea2-afb5-f653f892f0e2" xlink:to="loc_psec_DilutiveSecuritiesEffectOnBasicEarningsPerShareAdjustmentForIncentiveFeeOnConvertibleInstruments_019e6f26-827e-715f-9c5b-f71304df9584" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_019e6f26-827e-75cd-95fd-5a66ed0c16f7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_019e6f26-827e-7ea2-afb5-f653f892f0e2" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_019e6f26-827e-75cd-95fd-5a66ed0c16f7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019e6f26-827e-7377-98b1-7c5213e8e902" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_019e6f26-827e-7ea2-afb5-f653f892f0e2" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019e6f26-827e-7377-98b1-7c5213e8e902" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToConversionOfPreferredStock_019e6f26-827e-7229-9942-141d5ee2894a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncrementalCommonSharesAttributableToConversionOfPreferredStock"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_019e6f26-827e-7ea2-afb5-f653f892f0e2" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToConversionOfPreferredStock_019e6f26-827e-7229-9942-141d5ee2894a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities_019efec3-af2e-71b8-b21f-1fb496fb24ba" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_019e6f26-827e-7ea2-afb5-f653f892f0e2" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities_019efec3-af2e-71b8-b21f-1fb496fb24ba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019e6f26-827e-74d2-a471-b675ade4c3b4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_019e6f26-827e-7ea2-afb5-f653f892f0e2" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019e6f26-827e-74d2-a471-b675ade4c3b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_019e6f26-827e-79c0-b45b-30291c5ad8da" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_019e6f26-827e-7ea2-afb5-f653f892f0e2" xlink:to="loc_us-gaap_EarningsPerShareBasic_019e6f26-827e-79c0-b45b-30291c5ad8da" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_019e6f26-827e-7a34-b42d-c0ab1c6c65ee" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_019e6f26-827e-7ea2-afb5-f653f892f0e2" xlink:to="loc_us-gaap_EarningsPerShareDiluted_019e6f26-827e-7a34-b42d-c0ab1c6c65ee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DilutiveImpactedFromConversion_019e6f26-827e-7655-92d3-40ae324e0028" xlink:href="psec-20260630.xsd#psec_DilutiveImpactedFromConversion"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_019e6f26-827e-7ea2-afb5-f653f892f0e2" xlink:to="loc_psec_DilutiveImpactedFromConversion_019e6f26-827e-7655-92d3-40ae324e0028" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/IncomeTaxesScheduleofInvestmentCompanyDistributiontoShareholdersDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#IncomeTaxesScheduleofInvestmentCompanyDistributiontoShareholdersDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/IncomeTaxesScheduleofInvestmentCompanyDistributiontoShareholdersDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_019e6f26-827e-7d8d-8609-d94e8b3739d1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_IncomeTaxesTable_019e6f26-827e-7238-b349-6c1816bc4ac0" xlink:href="psec-20260630.xsd#psec_IncomeTaxesTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_019e6f26-827e-7d8d-8609-d94e8b3739d1" xlink:to="loc_psec_IncomeTaxesTable_019e6f26-827e-7238-b349-6c1816bc4ac0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TriggeringEventAxis_019e6f26-827e-7cb1-9d97-f489589c48b4" xlink:href="psec-20260630.xsd#psec_TriggeringEventAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesTable_019e6f26-827e-7238-b349-6c1816bc4ac0" xlink:to="loc_psec_TriggeringEventAxis_019e6f26-827e-7cb1-9d97-f489589c48b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TriggeringEventDomain_019e6f26-827e-709c-9730-c712fdaad486" xlink:href="psec-20260630.xsd#psec_TriggeringEventDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventAxis_019e6f26-827e-7cb1-9d97-f489589c48b4" xlink:to="loc_psec_TriggeringEventDomain_019e6f26-827e-709c-9730-c712fdaad486" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FloatingRatePreferredStockHoldersMember_019e6f26-827e-7e44-9d08-44bfa67689c5" xlink:href="psec-20260630.xsd#psec_FloatingRatePreferredStockHoldersMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventDomain_019e6f26-827e-709c-9730-c712fdaad486" xlink:to="loc_psec_FloatingRatePreferredStockHoldersMember_019e6f26-827e-7e44-9d08-44bfa67689c5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_IncomeTaxesLineItems_019e6f26-827e-7104-9d1d-c19d29251418" xlink:href="psec-20260630.xsd#psec_IncomeTaxesLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesTable_019e6f26-827e-7238-b349-6c1816bc4ac0" xlink:to="loc_psec_IncomeTaxesLineItems_019e6f26-827e-7104-9d1d-c19d29251418" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyDistributionOrdinaryIncome_019e6f26-827e-74e4-bfae-532680111d4c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyDistributionOrdinaryIncome"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesLineItems_019e6f26-827e-7104-9d1d-c19d29251418" xlink:to="loc_us-gaap_InvestmentCompanyDistributionOrdinaryIncome_019e6f26-827e-74e4-bfae-532680111d4c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyDistributionLongTermCapitalGain_019e6f26-827e-792b-a3c5-d596652587cc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyDistributionLongTermCapitalGain"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesLineItems_019e6f26-827e-7104-9d1d-c19d29251418" xlink:to="loc_us-gaap_InvestmentCompanyDistributionLongTermCapitalGain_019e6f26-827e-792b-a3c5-d596652587cc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyTaxReturnOfCapitalDistribution_019e6f26-827e-7654-8b0c-ef7a12e767cd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyTaxReturnOfCapitalDistribution"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesLineItems_019e6f26-827e-7104-9d1d-c19d29251418" xlink:to="loc_us-gaap_InvestmentCompanyTaxReturnOfCapitalDistribution_019e6f26-827e-7654-8b0c-ef7a12e767cd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyDividendDistributionAndTaxReturnOfCapitalDistribution_019e6f26-827e-74a8-8a41-2c64cf2b4a69" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyDividendDistributionAndTaxReturnOfCapitalDistribution"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesLineItems_019e6f26-827e-7104-9d1d-c19d29251418" xlink:to="loc_psec_InvestmentCompanyDividendDistributionAndTaxReturnOfCapitalDistribution_019e6f26-827e-74a8-8a41-2c64cf2b4a69" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/IncomeTaxesNarrativeDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#IncomeTaxesNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/IncomeTaxesNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_019e6f26-827e-7ec2-84e0-8c1c0fe77b4d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_IncomeTaxesTable_019e6f26-827e-7825-9d92-bb8e58c635d3" xlink:href="psec-20260630.xsd#psec_IncomeTaxesTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_019e6f26-827e-7ec2-84e0-8c1c0fe77b4d" xlink:to="loc_psec_IncomeTaxesTable_019e6f26-827e-7825-9d92-bb8e58c635d3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementScenarioAxis_019e6f26-827e-7b6f-8384-1d9052fcbae1" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_StatementScenarioAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesTable_019e6f26-827e-7825-9d92-bb8e58c635d3" xlink:to="loc_srt_StatementScenarioAxis_019e6f26-827e-7b6f-8384-1d9052fcbae1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_019e6f26-827e-7f8e-8b1d-31a14c52019f" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_StatementScenarioAxis_019e6f26-827e-7b6f-8384-1d9052fcbae1" xlink:to="loc_srt_ScenarioUnspecifiedDomain_019e6f26-827e-7f8e-8b1d-31a14c52019f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScenarioPlanMember_019e6f26-827e-70de-94d2-6b075a58332c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScenarioPlanMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ScenarioUnspecifiedDomain_019e6f26-827e-7f8e-8b1d-31a14c52019f" xlink:to="loc_us-gaap_ScenarioPlanMember_019e6f26-827e-70de-94d2-6b075a58332c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_019e6f26-827e-7ffc-a89f-af6f2e86ac9f" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RestatementAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesTable_019e6f26-827e-7825-9d92-bb8e58c635d3" xlink:to="loc_srt_RestatementAxis_019e6f26-827e-7ffc-a89f-af6f2e86ac9f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_019e6f26-827e-755e-b2f5-06ff4e60d7a2" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RestatementDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementAxis_019e6f26-827e-7ffc-a89f-af6f2e86ac9f" xlink:to="loc_srt_RestatementDomain_019e6f26-827e-755e-b2f5-06ff4e60d7a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RevisionOfPriorPeriodReclassificationAdjustmentMember_019e6f26-827e-7423-a115-3f54423ed37b" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RevisionOfPriorPeriodReclassificationAdjustmentMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementDomain_019e6f26-827e-755e-b2f5-06ff4e60d7a2" xlink:to="loc_srt_RevisionOfPriorPeriodReclassificationAdjustmentMember_019e6f26-827e-7423-a115-3f54423ed37b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_019e6f26-827e-795b-a858-80105dfeeb72" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesTable_019e6f26-827e-7825-9d92-bb8e58c635d3" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_019e6f26-827e-795b-a858-80105dfeeb72" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019e6f26-827e-7936-bd39-e2092cc547b9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquityComponentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_019e6f26-827e-795b-a858-80105dfeeb72" xlink:to="loc_us-gaap_EquityComponentDomain_019e6f26-827e-7936-bd39-e2092cc547b9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_019e6f26-827e-7d87-9edc-3deee48c8be1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RetainedEarningsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_019e6f26-827e-7936-bd39-e2092cc547b9" xlink:to="loc_us-gaap_RetainedEarningsMember_019e6f26-827e-7d87-9edc-3deee48c8be1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AccumulatedRealizedLossesMember_019e6f26-827e-7fa5-83ea-d63c5114ec79" xlink:href="psec-20260630.xsd#psec_AccumulatedRealizedLossesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_019e6f26-827e-7936-bd39-e2092cc547b9" xlink:to="loc_psec_AccumulatedRealizedLossesMember_019e6f26-827e-7fa5-83ea-d63c5114ec79" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_019e6f26-827e-794d-b112-33fec2a5ca49" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_019e6f26-827e-7936-bd39-e2092cc547b9" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_019e6f26-827e-794d-b112-33fec2a5ca49" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_IncomeTaxesLineItems_019e6f26-827e-73b4-a45e-e1cfcf2b26cd" xlink:href="psec-20260630.xsd#psec_IncomeTaxesLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesTable_019e6f26-827e-7825-9d92-bb8e58c635d3" xlink:to="loc_psec_IncomeTaxesLineItems_019e6f26-827e-73b4-a45e-e1cfcf2b26cd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyDistributionOrdinaryIncome_019e6f26-827e-7671-a5fb-5d8bf4e9d69b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyDistributionOrdinaryIncome"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesLineItems_019e6f26-827e-73b4-a45e-e1cfcf2b26cd" xlink:to="loc_us-gaap_InvestmentCompanyDistributionOrdinaryIncome_019e6f26-827e-7671-a5fb-5d8bf4e9d69b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyTaxReturnOfCapitalDistribution_019e6f26-827e-7851-a51a-ee8a5540428a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyTaxReturnOfCapitalDistribution"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesLineItems_019e6f26-827e-73b4-a45e-e1cfcf2b26cd" xlink:to="loc_us-gaap_InvestmentCompanyTaxReturnOfCapitalDistribution_019e6f26-827e-7851-a51a-ee8a5540428a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019e6f26-827e-74f5-bb70-0c3c00158dd8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesLineItems_019e6f26-827e-73b4-a45e-e1cfcf2b26cd" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019e6f26-827e-74f5-bb70-0c3c00158dd8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyTaxReclassificationIncreaseDecrease_019e6f26-827e-791f-aa6b-ae9f503087b8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyTaxReclassificationIncreaseDecrease"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesLineItems_019e6f26-827e-73b4-a45e-e1cfcf2b26cd" xlink:to="loc_us-gaap_InvestmentCompanyTaxReclassificationIncreaseDecrease_019e6f26-827e-791f-aa6b-ae9f503087b8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyDistributableEarningsLossAccumulatedOrdinaryIncomeLoss_019e6f26-827e-7972-afc9-92c4708e8326" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyDistributableEarningsLossAccumulatedOrdinaryIncomeLoss"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesLineItems_019e6f26-827e-73b4-a45e-e1cfcf2b26cd" xlink:to="loc_us-gaap_InvestmentCompanyDistributableEarningsLossAccumulatedOrdinaryIncomeLoss_019e6f26-827e-7972-afc9-92c4708e8326" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyDistributableEarningsLossAccumulatedLongTermCapitalGainLoss_019e6f26-827e-71de-9b0b-abc57ed99195" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyDistributableEarningsLossAccumulatedLongTermCapitalGainLoss"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesLineItems_019e6f26-827e-73b4-a45e-e1cfcf2b26cd" xlink:to="loc_us-gaap_InvestmentCompanyDistributableEarningsLossAccumulatedLongTermCapitalGainLoss_019e6f26-827e-71de-9b0b-abc57ed99195" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyDistributableEarningsLossAccumulatedCapitalLossCarryforward_019e6f26-827e-7502-bb3c-50047fd7063d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyDistributableEarningsLossAccumulatedCapitalLossCarryforward"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesLineItems_019e6f26-827e-73b4-a45e-e1cfcf2b26cd" xlink:to="loc_us-gaap_InvestmentCompanyDistributableEarningsLossAccumulatedCapitalLossCarryforward_019e6f26-827e-7502-bb3c-50047fd7063d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TaxBasisOfInvestmentsCostForIncomeTaxPurposes_019e6f26-827e-7e86-9603-6e04b88b26ea" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TaxBasisOfInvestmentsCostForIncomeTaxPurposes"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesLineItems_019e6f26-827e-73b4-a45e-e1cfcf2b26cd" xlink:to="loc_us-gaap_TaxBasisOfInvestmentsCostForIncomeTaxPurposes_019e6f26-827e-7e86-9603-6e04b88b26ea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TaxBasisOfInvestmentsUnrealizedAppreciationDepreciationNet_019e6f26-827e-76c0-ae47-38795058b460" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TaxBasisOfInvestmentsUnrealizedAppreciationDepreciationNet"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesLineItems_019e6f26-827e-73b4-a45e-e1cfcf2b26cd" xlink:to="loc_us-gaap_TaxBasisOfInvestmentsUnrealizedAppreciationDepreciationNet_019e6f26-827e-76c0-ae47-38795058b460" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TaxBasisOfInvestmentsGrossUnrealizedAppreciation_019e6f26-827e-7221-ab4a-d9f316202190" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TaxBasisOfInvestmentsGrossUnrealizedAppreciation"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesLineItems_019e6f26-827e-73b4-a45e-e1cfcf2b26cd" xlink:to="loc_us-gaap_TaxBasisOfInvestmentsGrossUnrealizedAppreciation_019e6f26-827e-7221-ab4a-d9f316202190" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TaxBasisOfInvestmentsGrossUnrealizedDepreciation_019e6f26-827e-7ec6-821e-a5b7bb77b87b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TaxBasisOfInvestmentsGrossUnrealizedDepreciation"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_IncomeTaxesLineItems_019e6f26-827e-73b4-a45e-e1cfcf2b26cd" xlink:to="loc_us-gaap_TaxBasisOfInvestmentsGrossUnrealizedDepreciation_019e6f26-827e-7ec6-821e-a5b7bb77b87b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/IncomeTaxesScheduleofReconciliationofNetIncreaseinNetAssetsResultingfromOperationstoTaxableIncomeDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#IncomeTaxesScheduleofReconciliationofNetIncreaseinNetAssetsResultingfromOperationstoTaxableIncomeDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/IncomeTaxesScheduleofReconciliationofNetIncreaseinNetAssetsResultingfromOperationstoTaxableIncomeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_019e6f26-827e-7640-a18e-2e13de2e437f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019e6f26-827e-7167-9dbd-90ed71a08ef6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_019e6f26-827e-7640-a18e-2e13de2e437f" xlink:to="loc_us-gaap_NetIncomeLoss_019e6f26-827e-7167-9dbd-90ed71a08ef6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentTaxBasisReconciliationNetRealizedGainsLossesOnInvestmentsIncreaseDecreaseInTaxableIncome_019e6f26-827e-76f3-bd46-b2d48a5d0170" xlink:href="psec-20260630.xsd#psec_InvestmentTaxBasisReconciliationNetRealizedGainsLossesOnInvestmentsIncreaseDecreaseInTaxableIncome"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_019e6f26-827e-7640-a18e-2e13de2e437f" xlink:to="loc_psec_InvestmentTaxBasisReconciliationNetRealizedGainsLossesOnInvestmentsIncreaseDecreaseInTaxableIncome_019e6f26-827e-76f3-bd46-b2d48a5d0170" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyTaxBasisUnrealizedGainLossNotCurrentlyTaxableDeductible_019e6f26-827e-79da-b521-298655893a07" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyTaxBasisUnrealizedGainLossNotCurrentlyTaxableDeductible"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_019e6f26-827e-7640-a18e-2e13de2e437f" xlink:to="loc_us-gaap_InvestmentCompanyTaxBasisUnrealizedGainLossNotCurrentlyTaxableDeductible_019e6f26-827e-79da-b521-298655893a07" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyTaxBasisOtherIncreaseDecrease_019e6f26-827e-7409-a5fd-2daa70c5a9d6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyTaxBasisOtherIncreaseDecrease"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_019e6f26-827e-7640-a18e-2e13de2e437f" xlink:to="loc_us-gaap_InvestmentCompanyTaxBasisOtherIncreaseDecrease_019e6f26-827e-7409-a5fd-2daa70c5a9d6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentTaxBasisReconciliationPermanentDifferencesIncreaseDecreaseInTaxableIncome_019e6f26-827e-7630-8b48-337f544b26c9" xlink:href="psec-20260630.xsd#psec_InvestmentTaxBasisReconciliationPermanentDifferencesIncreaseDecreaseInTaxableIncome"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_019e6f26-827e-7640-a18e-2e13de2e437f" xlink:to="loc_psec_InvestmentTaxBasisReconciliationPermanentDifferencesIncreaseDecreaseInTaxableIncome_019e6f26-827e-7630-8b48-337f544b26c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyTaxBasisTaxableIncomeLossBeforeDeductionForDistribution_019e6f26-827e-7e48-b80b-c5cfaa8f0b55" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyTaxBasisTaxableIncomeLossBeforeDeductionForDistribution"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_019e6f26-827e-7640-a18e-2e13de2e437f" xlink:to="loc_us-gaap_InvestmentCompanyTaxBasisTaxableIncomeLossBeforeDeductionForDistribution_019e6f26-827e-7e48-b80b-c5cfaa8f0b55" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/RelatedPartyAgreementsandTransactionsDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#RelatedPartyAgreementsandTransactionsDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/RelatedPartyAgreementsandTransactionsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionsAbstract_019e6f26-827e-7d7c-b08b-b3dc2ffc82b7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RelatedPartyTransactionsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_019e6f26-827e-778b-8794-8d3aeaa9497e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionsAbstract_019e6f26-827e-7d7c-b08b-b3dc2ffc82b7" xlink:to="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_019e6f26-827e-778b-8794-8d3aeaa9497e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionAxis_019e6f26-827e-728b-af3e-f4ed61242c7a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RelatedPartyTransactionAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_019e6f26-827e-778b-8794-8d3aeaa9497e" xlink:to="loc_us-gaap_RelatedPartyTransactionAxis_019e6f26-827e-728b-af3e-f4ed61242c7a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionDomain_019e6f26-827e-7246-9d83-2df7c8d3d6bf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RelatedPartyTransactionDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionAxis_019e6f26-827e-728b-af3e-f4ed61242c7a" xlink:to="loc_us-gaap_RelatedPartyTransactionDomain_019e6f26-827e-7246-9d83-2df7c8d3d6bf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentAdvisoryAgreementMember_019e6f26-827e-716b-8585-91f5108b685f" xlink:href="psec-20260630.xsd#psec_InvestmentAdvisoryAgreementMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionDomain_019e6f26-827e-7246-9d83-2df7c8d3d6bf" xlink:to="loc_psec_InvestmentAdvisoryAgreementMember_019e6f26-827e-716b-8585-91f5108b685f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentAdvisoryAndManagementAgreementIncentiveRateQuarterlyHurdleRateMember_019e6f26-827e-79ec-a4fd-a599e91ba848" xlink:href="psec-20260630.xsd#psec_InvestmentAdvisoryAndManagementAgreementIncentiveRateQuarterlyHurdleRateMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionDomain_019e6f26-827e-7246-9d83-2df7c8d3d6bf" xlink:to="loc_psec_InvestmentAdvisoryAndManagementAgreementIncentiveRateQuarterlyHurdleRateMember_019e6f26-827e-79ec-a4fd-a599e91ba848" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentAdvisoryAndManagementAgreementIncentiveRateAnnualHurdleRateMember_019e6f26-827e-74a4-93fa-21ed83b1cf5e" xlink:href="psec-20260630.xsd#psec_InvestmentAdvisoryAndManagementAgreementIncentiveRateAnnualHurdleRateMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionDomain_019e6f26-827e-7246-9d83-2df7c8d3d6bf" xlink:to="loc_psec_InvestmentAdvisoryAndManagementAgreementIncentiveRateAnnualHurdleRateMember_019e6f26-827e-74a4-93fa-21ed83b1cf5e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentAdvisoryAndManagementAgreementIncentiveRatePreIncentiveFeeNetInvestmentIncomeBelowCatchUpThresholdMember_019e6f26-827e-7e5f-b33a-388657dcf788" xlink:href="psec-20260630.xsd#psec_InvestmentAdvisoryAndManagementAgreementIncentiveRatePreIncentiveFeeNetInvestmentIncomeBelowCatchUpThresholdMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionDomain_019e6f26-827e-7246-9d83-2df7c8d3d6bf" xlink:to="loc_psec_InvestmentAdvisoryAndManagementAgreementIncentiveRatePreIncentiveFeeNetInvestmentIncomeBelowCatchUpThresholdMember_019e6f26-827e-7e5f-b33a-388657dcf788" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentAdvisoryAndManagementAgreementIncentiveRateAnnualCatchUpThresholdMemberMember_019e6f26-827e-7bc8-aa6a-0478e2987b7e" xlink:href="psec-20260630.xsd#psec_InvestmentAdvisoryAndManagementAgreementIncentiveRateAnnualCatchUpThresholdMemberMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionDomain_019e6f26-827e-7246-9d83-2df7c8d3d6bf" xlink:to="loc_psec_InvestmentAdvisoryAndManagementAgreementIncentiveRateAnnualCatchUpThresholdMemberMember_019e6f26-827e-7bc8-aa6a-0478e2987b7e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentAdvisoryAndManagementAgreementIncentiveRatePreIncentiveFeeNetInvestmentIncomeExceedsCatchUpThresholdMember_019e6f26-827e-7e84-9c3f-908df81b6c8d" xlink:href="psec-20260630.xsd#psec_InvestmentAdvisoryAndManagementAgreementIncentiveRatePreIncentiveFeeNetInvestmentIncomeExceedsCatchUpThresholdMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionDomain_019e6f26-827e-7246-9d83-2df7c8d3d6bf" xlink:to="loc_psec_InvestmentAdvisoryAndManagementAgreementIncentiveRatePreIncentiveFeeNetInvestmentIncomeExceedsCatchUpThresholdMember_019e6f26-827e-7e84-9c3f-908df81b6c8d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentManagementAgreementIncentiveRateRealizedCapitalGainsMember_019e6f26-827e-7b48-acc0-2bc88babd917" xlink:href="psec-20260630.xsd#psec_InvestmentManagementAgreementIncentiveRateRealizedCapitalGainsMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionDomain_019e6f26-827e-7246-9d83-2df7c8d3d6bf" xlink:to="loc_psec_InvestmentManagementAgreementIncentiveRateRealizedCapitalGainsMember_019e6f26-827e-7b48-acc0-2bc88babd917" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AdministrationAgreementMember_019e6f26-827e-7a9a-9e8e-b1bfc6bba2fd" xlink:href="psec-20260630.xsd#psec_AdministrationAgreementMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionDomain_019e6f26-827e-7246-9d83-2df7c8d3d6bf" xlink:to="loc_psec_AdministrationAgreementMember_019e6f26-827e-7a9a-9e8e-b1bfc6bba2fd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ReimbursementsMember_019e6f26-827e-76be-b6fc-c2e539362a1b" xlink:href="psec-20260630.xsd#psec_ReimbursementsMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionDomain_019e6f26-827e-7246-9d83-2df7c8d3d6bf" xlink:to="loc_psec_ReimbursementsMember_019e6f26-827e-76be-b6fc-c2e539362a1b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_019e6f26-827e-70e2-8df7-d91c48d43229" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_019e6f26-827e-778b-8794-8d3aeaa9497e" xlink:to="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_019e6f26-827e-70e2-8df7-d91c48d43229" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyDomain_019e6f26-827e-7bff-acb3-58d4b22448ab" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RelatedPartyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_019e6f26-827e-70e2-8df7-d91c48d43229" xlink:to="loc_us-gaap_RelatedPartyDomain_019e6f26-827e-7bff-acb3-58d4b22448ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_AffiliatedEntityMember_019e6f26-827e-7754-abe2-d1bfa16fedde" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_AffiliatedEntityMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyDomain_019e6f26-827e-7bff-acb3-58d4b22448ab" xlink:to="loc_srt_AffiliatedEntityMember_019e6f26-827e-7754-abe2-d1bfa16fedde" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyMember_019e6f26-827e-7804-a2e7-d783ffbda945" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RelatedPartyMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyDomain_019e6f26-827e-7bff-acb3-58d4b22448ab" xlink:to="loc_us-gaap_RelatedPartyMember_019e6f26-827e-7804-a2e7-d783ffbda945" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019e6f26-827e-70aa-b21a-56a5b9aeeb2b" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_019e6f26-827e-778b-8794-8d3aeaa9497e" xlink:to="loc_srt_RangeAxis_019e6f26-827e-70aa-b21a-56a5b9aeeb2b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019e6f26-827e-7e5a-9e1c-4f229c9548bf" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeAxis_019e6f26-827e-70aa-b21a-56a5b9aeeb2b" xlink:to="loc_srt_RangeMember_019e6f26-827e-7e5a-9e1c-4f229c9548bf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019e6f26-827f-7edf-8798-4ece5b3cc762" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MaximumMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_019e6f26-827e-7e5a-9e1c-4f229c9548bf" xlink:to="loc_srt_MaximumMember_019e6f26-827f-7edf-8798-4ece5b3cc762" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_019e6f26-827f-7eae-b80a-48515d5f1ffb" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MinimumMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_019e6f26-827e-7e5a-9e1c-4f229c9548bf" xlink:to="loc_srt_MinimumMember_019e6f26-827f-7eae-b80a-48515d5f1ffb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TriggeringEventAxis_019e6f26-827f-739a-843d-e24f3655adb6" xlink:href="psec-20260630.xsd#psec_TriggeringEventAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_019e6f26-827e-778b-8794-8d3aeaa9497e" xlink:to="loc_psec_TriggeringEventAxis_019e6f26-827f-739a-843d-e24f3655adb6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TriggeringEventDomain_019e6f26-827f-7de0-8cb5-aa6dfd019015" xlink:href="psec-20260630.xsd#psec_TriggeringEventDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventAxis_019e6f26-827f-739a-843d-e24f3655adb6" xlink:to="loc_psec_TriggeringEventDomain_019e6f26-827f-7de0-8cb5-aa6dfd019015" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SentToPortfolioCompanyInvolvedInLitigationSettlementMember_019e6f26-827f-753b-b892-688aa60bb4a4" xlink:href="psec-20260630.xsd#psec_SentToPortfolioCompanyInvolvedInLitigationSettlementMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventDomain_019e6f26-827f-7de0-8cb5-aa6dfd019015" xlink:to="loc_psec_SentToPortfolioCompanyInvolvedInLitigationSettlementMember_019e6f26-827f-753b-b892-688aa60bb4a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ToOffsetCurrentPeriodAllocationsOfOverheadExpenseProspectAdministrationMember_019fdaf0-b333-72be-8197-5ac0d4926ca6" xlink:href="psec-20260630.xsd#psec_ToOffsetCurrentPeriodAllocationsOfOverheadExpenseProspectAdministrationMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventDomain_019e6f26-827f-7de0-8cb5-aa6dfd019015" xlink:to="loc_psec_ToOffsetCurrentPeriodAllocationsOfOverheadExpenseProspectAdministrationMember_019fdaf0-b333-72be-8197-5ac0d4926ca6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ToOffsetCurrentPeriodAllocationsOfOverheadExpenseReimbursementOfAdministrationExpenseMember_019fdaf1-5242-7544-9b9f-3b846757d8f9" xlink:href="psec-20260630.xsd#psec_ToOffsetCurrentPeriodAllocationsOfOverheadExpenseReimbursementOfAdministrationExpenseMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_TriggeringEventDomain_019e6f26-827f-7de0-8cb5-aa6dfd019015" xlink:to="loc_psec_ToOffsetCurrentPeriodAllocationsOfOverheadExpenseReimbursementOfAdministrationExpenseMember_019fdaf1-5242-7544-9b9f-3b846757d8f9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionLineItems_019e6f26-827f-7f9a-868b-09918fdb811c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RelatedPartyTransactionLineItems"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_019e6f26-827e-778b-8794-8d3aeaa9497e" xlink:to="loc_us-gaap_RelatedPartyTransactionLineItems_019e6f26-827f-7f9a-868b-09918fdb811c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ManagementAndServiceFeesBaseRate_019e6f26-827f-71ee-8647-e5049dbae328" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ManagementAndServiceFeesBaseRate"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_019e6f26-827f-7f9a-868b-09918fdb811c" xlink:to="loc_us-gaap_ManagementAndServiceFeesBaseRate_019e6f26-827f-71ee-8647-e5049dbae328" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ManagementFeeExpense_019e6f26-827f-722d-bc16-4f5cbee62846" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ManagementFeeExpense"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_019e6f26-827f-7f9a-868b-09918fdb811c" xlink:to="loc_us-gaap_ManagementFeeExpense_019e6f26-827f-722d-bc16-4f5cbee62846" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RelatedPartyTransactionNumberOfComponents_019e6f26-827f-76d7-9720-21719723b3ed" xlink:href="psec-20260630.xsd#psec_RelatedPartyTransactionNumberOfComponents"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_019e6f26-827f-7f9a-868b-09918fdb811c" xlink:to="loc_psec_RelatedPartyTransactionNumberOfComponents_019e6f26-827f-76d7-9720-21719723b3ed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ManagementAndServiceFeesIncentiveRate_019e6f26-827f-7a51-9175-7965d1ba4289" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ManagementAndServiceFeesIncentiveRate"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_019e6f26-827f-7f9a-868b-09918fdb811c" xlink:to="loc_us-gaap_ManagementAndServiceFeesIncentiveRate_019e6f26-827f-7a51-9175-7965d1ba4289" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncentiveFeePayable_019e6f26-827f-7e13-8c01-1a1746cbf420" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncentiveFeePayable"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_019e6f26-827f-7f9a-868b-09918fdb811c" xlink:to="loc_us-gaap_IncentiveFeePayable_019e6f26-827f-7e13-8c01-1a1746cbf420" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncentiveFeeExpense_019e6f26-827f-75a2-a03a-9b1b5b085a81" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncentiveFeeExpense"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_019e6f26-827f-7f9a-868b-09918fdb811c" xlink:to="loc_us-gaap_IncentiveFeeExpense_019e6f26-827f-75a2-a03a-9b1b5b085a81" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncentiveFeeExpenseCapitalGainBased_019e6f26-827f-7e32-8dca-33e8266518ad" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncentiveFeeExpenseCapitalGainBased"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_019e6f26-827f-7f9a-868b-09918fdb811c" xlink:to="loc_us-gaap_IncentiveFeeExpenseCapitalGainBased_019e6f26-827f-7e32-8dca-33e8266518ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AdministrationAgreementTerminationPeriodWithoutPenalties_019e6f26-827f-7cf5-9104-ec6d13f2f5cb" xlink:href="psec-20260630.xsd#psec_AdministrationAgreementTerminationPeriodWithoutPenalties"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_019e6f26-827f-7f9a-868b-09918fdb811c" xlink:to="loc_psec_AdministrationAgreementTerminationPeriodWithoutPenalties_019e6f26-827f-7cf5-9104-ec6d13f2f5cb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LitigationSettlementAmountAwardedToOtherParty_019e6f26-827f-7801-950f-5c09f9bb0fb5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LitigationSettlementAmountAwardedToOtherParty"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_019e6f26-827f-7f9a-868b-09918fdb811c" xlink:to="loc_us-gaap_LitigationSettlementAmountAwardedToOtherParty_019e6f26-827f-7801-950f-5c09f9bb0fb5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019e6f26-827f-7446-bf24-95c07c1860d8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_019e6f26-827f-7f9a-868b-09918fdb811c" xlink:to="loc_us-gaap_OtherReceivables_019e6f26-827f-7446-bf24-95c07c1860d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromLegalSettlements_019e6f26-827f-7bf6-bfb9-b2058e7d97b2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromLegalSettlements"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_019e6f26-827f-7f9a-868b-09918fdb811c" xlink:to="loc_us-gaap_ProceedsFromLegalSettlements_019e6f26-827f-7bf6-bfb9-b2058e7d97b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdministrativeFeesExpense_019e6f26-827f-72bf-b615-697506451f26" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AdministrativeFeesExpense"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_019e6f26-827f-7f9a-868b-09918fdb811c" xlink:to="loc_us-gaap_AdministrativeFeesExpense_019e6f26-827f-72bf-b615-697506451f26" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionAmountsOfTransaction_019e6f26-827f-71bb-8a36-9ba174119140" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RelatedPartyTransactionAmountsOfTransaction"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_019e6f26-827f-7f9a-868b-09918fdb811c" xlink:to="loc_us-gaap_RelatedPartyTransactionAmountsOfTransaction_019e6f26-827f-71bb-8a36-9ba174119140" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FeeIncome_019e6f26-827f-7774-a867-f068b7f313d8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FeeIncome"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_019e6f26-827f-7f9a-868b-09918fdb811c" xlink:to="loc_us-gaap_FeeIncome_019e6f26-827f-7774-a867-f068b7f313d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SoftwareFeesIncurred_019e6f26-827f-76d8-90b6-507b6674e0dd" xlink:href="psec-20260630.xsd#psec_SoftwareFeesIncurred"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_019e6f26-827f-7f9a-868b-09918fdb811c" xlink:to="loc_psec_SoftwareFeesIncurred_019e6f26-827f-76d8-90b6-507b6674e0dd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesBelnickLLCDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesBelnickLLCDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesBelnickLLCDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ec-7402-856c-21e9521d02f8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ec-702c-9c13-770805709e6d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ec-7402-856c-21e9521d02f8" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ec-702c-9c13-770805709e6d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ec-7b62-8c19-cb3bf5db4b0a" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ec-702c-9c13-770805709e6d" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ec-7b62-8c19-cb3bf5db4b0a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ec-7788-a0e6-9bf80e062a0c" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ec-7b62-8c19-cb3bf5db4b0a" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ec-7788-a0e6-9bf80e062a0c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019f0237-60ec-73da-8126-d8759a6c4e75" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ec-7788-a0e6-9bf80e062a0c" xlink:to="loc_srt_SubsidiariesMember_019f0237-60ec-73da-8126-d8759a6c4e75" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019f0237-60ec-74d4-bc3b-6fc815aa51d3" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ec-702c-9c13-770805709e6d" xlink:to="loc_srt_ConsolidationItemsAxis_019f0237-60ec-74d4-bc3b-6fc815aa51d3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019f0237-60ec-7e36-b0f8-fc34ffc67e78" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019f0237-60ec-74d4-bc3b-6fc815aa51d3" xlink:to="loc_srt_ConsolidationItemsDomain_019f0237-60ec-7e36-b0f8-fc34ffc67e78" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019f0237-60ec-73be-b6cc-6ff2157e0580" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019f0237-60ec-7e36-b0f8-fc34ffc67e78" xlink:to="loc_srt_ReportableLegalEntitiesMember_019f0237-60ec-73be-b6cc-6ff2157e0580" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019f0237-60ec-753d-ae43-34dc4ebf4887" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ec-702c-9c13-770805709e6d" xlink:to="loc_srt_OwnershipAxis_019f0237-60ec-753d-ae43-34dc4ebf4887" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019f0237-60ec-7d14-b181-2117bd0135d7" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019f0237-60ec-753d-ae43-34dc4ebf4887" xlink:to="loc_srt_OwnershipDomain_019f0237-60ec-7d14-b181-2117bd0135d7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BelnickHoldingsOfDelawareLLCMember_019f0237-60ec-7be8-a0b6-c7a144930388" xlink:href="psec-20260630.xsd#psec_BelnickHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ec-7d14-b181-2117bd0135d7" xlink:to="loc_psec_BelnickHoldingsOfDelawareLLCMember_019f0237-60ec-7be8-a0b6-c7a144930388" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019f0237-60ec-7e74-b013-055938b66dbd" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ec-702c-9c13-770805709e6d" xlink:to="loc_dei_LegalEntityAxis_019f0237-60ec-7e74-b013-055938b66dbd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019f0237-60ec-7f6b-9724-e6d814783316" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019f0237-60ec-7e74-b013-055938b66dbd" xlink:to="loc_dei_EntityDomain_019f0237-60ec-7f6b-9724-e6d814783316" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BelnickLLCMember_019f0237-60ec-7cc7-9cd0-e48265152dab" xlink:href="psec-20260630.xsd#psec_BelnickLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ec-7f6b-9724-e6d814783316" xlink:to="loc_psec_BelnickLLCMember_019f0237-60ec-7cc7-9cd0-e48265152dab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019f0237-60ec-7d12-81c7-62b61ce17cae" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_CounterpartyNameAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ec-702c-9c13-770805709e6d" xlink:to="loc_srt_CounterpartyNameAxis_019f0237-60ec-7d12-81c7-62b61ce17cae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ec-7783-84dd-60c16b14b130" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_019f0237-60ec-7d12-81c7-62b61ce17cae" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ec-7783-84dd-60c16b14b130" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectAdministrationLLCMember_019f0237-60ec-7171-bf70-b48fd1c34c87" xlink:href="psec-20260630.xsd#psec_ProspectAdministrationLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ec-7783-84dd-60c16b14b130" xlink:to="loc_psec_ProspectAdministrationLLCMember_019f0237-60ec-7171-bf70-b48fd1c34c87" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ec-700b-baa2-f07c6833e45f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ec-702c-9c13-770805709e6d" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ec-700b-baa2-f07c6833e45f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ec-708c-829e-0184dd055cec" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ec-700b-baa2-f07c6833e45f" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ec-708c-829e-0184dd055cec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019f0237-60ec-7c8d-b024-3b2b09417191" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ec-700b-baa2-f07c6833e45f" xlink:to="loc_us-gaap_InterestIncomeOperating_019f0237-60ec-7c8d-b024-3b2b09417191" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019f0237-60ec-7f1e-ad0a-29e3c41c7cca" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ec-700b-baa2-f07c6833e45f" xlink:to="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019f0237-60ec-7f1e-ad0a-29e3c41c7cca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AdministrativeAgentFees_019fac41-e16e-7780-a91a-2c757d63c650" xlink:href="psec-20260630.xsd#psec_AdministrativeAgentFees"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ec-700b-baa2-f07c6833e45f" xlink:to="loc_psec_AdministrativeAgentFees_019fac41-e16e-7780-a91a-2c757d63c650" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_019f0237-60ec-75a8-88aa-7b70c9a16f37" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherIncome"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ec-700b-baa2-f07c6833e45f" xlink:to="loc_us-gaap_OtherIncome_019f0237-60ec-75a8-88aa-7b70c9a16f37" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ec-7a8f-8fd3-117465d4b1a7" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyProfessionalFeeIncome"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ec-700b-baa2-f07c6833e45f" xlink:to="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ec-7a8f-8fd3-117465d4b1a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ec-74fd-9ebb-c65b3c862389" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyAdditionalInvestment"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ec-700b-baa2-f07c6833e45f" xlink:to="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ec-74fd-9ebb-c65b3c862389" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestCostsCapitalized_019f0237-60ec-72f8-bd83-fd9295064e2c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestCostsCapitalized"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ec-700b-baa2-f07c6833e45f" xlink:to="loc_us-gaap_InterestCostsCapitalized_019f0237-60ec-72f8-bd83-fd9295064e2c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_019f0237-60ec-7040-863b-914a3f3f3dad" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestReceivable"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ec-700b-baa2-f07c6833e45f" xlink:to="loc_us-gaap_InterestReceivable_019f0237-60ec-7040-863b-914a3f3f3dad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019f0237-60ec-733d-a8df-4563a918cea5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ec-700b-baa2-f07c6833e45f" xlink:to="loc_us-gaap_OtherReceivables_019f0237-60ec-733d-a8df-4563a918cea5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyEquityFinancing_019f0237-60ec-7270-82b8-b45aa35e70cf" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyEquityFinancing"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ec-700b-baa2-f07c6833e45f" xlink:to="loc_psec_InvestmentCompanyEquityFinancing_019f0237-60ec-7270-82b8-b45aa35e70cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesCPEnergyServicesIncDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesCPEnergyServicesIncDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesCPEnergyServicesIncDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ec-7170-aa2b-bc0f8688ffb0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ec-7a8f-af42-93f68b1cc827" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ec-7170-aa2b-bc0f8688ffb0" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ec-7a8f-af42-93f68b1cc827" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019f0237-60ec-716d-81d7-091b98ae4af1" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ec-7a8f-af42-93f68b1cc827" xlink:to="loc_srt_ConsolidationItemsAxis_019f0237-60ec-716d-81d7-091b98ae4af1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019f0237-60ec-76ad-8387-8885908e1915" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019f0237-60ec-716d-81d7-091b98ae4af1" xlink:to="loc_srt_ConsolidationItemsDomain_019f0237-60ec-76ad-8387-8885908e1915" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019f0237-60ec-736f-a06b-82fb6cc7462c" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019f0237-60ec-76ad-8387-8885908e1915" xlink:to="loc_srt_ReportableLegalEntitiesMember_019f0237-60ec-736f-a06b-82fb6cc7462c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ec-7021-aa7a-66073430cb15" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ec-7a8f-af42-93f68b1cc827" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ec-7021-aa7a-66073430cb15" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ec-7350-b5c9-21c774ced5f0" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ec-7021-aa7a-66073430cb15" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ec-7350-b5c9-21c774ced5f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019f0237-60ec-7e9b-a883-f9772f6f8676" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ec-7350-b5c9-21c774ced5f0" xlink:to="loc_srt_SubsidiariesMember_019f0237-60ec-7e9b-a883-f9772f6f8676" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019f0237-60ec-73ec-994a-201ee0f644e3" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ec-7a8f-af42-93f68b1cc827" xlink:to="loc_dei_LegalEntityAxis_019f0237-60ec-73ec-994a-201ee0f644e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019f0237-60ec-7f18-98b6-5df5ac27669f" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019f0237-60ec-73ec-994a-201ee0f644e3" xlink:to="loc_dei_EntityDomain_019f0237-60ec-7f18-98b6-5df5ac27669f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CPHoldingsOfDelawareLLCMember_019f0237-60ec-72d9-bb5e-a4857ab022d2" xlink:href="psec-20260630.xsd#psec_CPHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ec-7f18-98b6-5df5ac27669f" xlink:to="loc_psec_CPHoldingsOfDelawareLLCMember_019f0237-60ec-72d9-bb5e-a4857ab022d2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CPEnergyServicesIncMember_019f0237-60ec-7770-a8f3-299315dcdf54" xlink:href="psec-20260630.xsd#psec_CPEnergyServicesIncMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ec-7f18-98b6-5df5ac27669f" xlink:to="loc_psec_CPEnergyServicesIncMember_019f0237-60ec-7770-a8f3-299315dcdf54" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SpartanEnergyHoldingsIncMember_019f0237-60ec-76aa-a4b0-4c20bb50ebe2" xlink:href="psec-20260630.xsd#psec_SpartanEnergyHoldingsIncMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ec-7f18-98b6-5df5ac27669f" xlink:to="loc_psec_SpartanEnergyHoldingsIncMember_019f0237-60ec-76aa-a4b0-4c20bb50ebe2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_WolfEnergyHoldingsIncMember_019f0237-60ec-7c6d-adf3-c992e7bcaa01" xlink:href="psec-20260630.xsd#psec_WolfEnergyHoldingsIncMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ec-7f18-98b6-5df5ac27669f" xlink:to="loc_psec_WolfEnergyHoldingsIncMember_019f0237-60ec-7c6d-adf3-c992e7bcaa01" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralLoanCompanyLLCMember_019f0237-60ec-7c30-8768-8e2081238105" xlink:href="psec-20260630.xsd#psec_CreditCentralLoanCompanyLLCMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ec-7f18-98b6-5df5ac27669f" xlink:to="loc_psec_CreditCentralLoanCompanyLLCMember_019f0237-60ec-7c30-8768-8e2081238105" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019f0237-60ec-7089-903c-bd586b89b95c" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ec-7a8f-af42-93f68b1cc827" xlink:to="loc_srt_OwnershipAxis_019f0237-60ec-7089-903c-bd586b89b95c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019f0237-60ec-70aa-8b1a-fcc2785adbf6" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019f0237-60ec-7089-903c-bd586b89b95c" xlink:to="loc_srt_OwnershipDomain_019f0237-60ec-70aa-8b1a-fcc2785adbf6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CPHoldingsOfDelawareLLCMember_019f0237-60ec-7782-97ee-031b16405049" xlink:href="psec-20260630.xsd#psec_CPHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ec-70aa-8b1a-fcc2785adbf6" xlink:to="loc_psec_CPHoldingsOfDelawareLLCMember_019f0237-60ec-7782-97ee-031b16405049" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CPEnergyServicesIncMember_019f0237-60ec-7cdf-b22a-7e98f06910c8" xlink:href="psec-20260630.xsd#psec_CPEnergyServicesIncMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ec-70aa-8b1a-fcc2785adbf6" xlink:to="loc_psec_CPEnergyServicesIncMember_019f0237-60ec-7cdf-b22a-7e98f06910c8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CPWellMember_019f0237-60ec-7545-8eb0-b3d0c3db30d3" xlink:href="psec-20260630.xsd#psec_CPWellMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ec-70aa-8b1a-fcc2785adbf6" xlink:to="loc_psec_CPWellMember_019f0237-60ec-7545-8eb0-b3d0c3db30d3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_WrightFosterDisposalsLLCMember_019f0237-60ec-7ac4-8bd7-783be9380dee" xlink:href="psec-20260630.xsd#psec_WrightFosterDisposalsLLCMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ec-70aa-8b1a-fcc2785adbf6" xlink:to="loc_psec_WrightFosterDisposalsLLCMember_019f0237-60ec-7ac4-8bd7-783be9380dee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FosterTestingCoIncMember_019f0237-60ec-7766-b3e2-981cf24f2ce6" xlink:href="psec-20260630.xsd#psec_FosterTestingCoIncMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ec-70aa-8b1a-fcc2785adbf6" xlink:to="loc_psec_FosterTestingCoIncMember_019f0237-60ec-7766-b3e2-981cf24f2ce6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProHaulTransportsLLCMember_019f0237-60ed-7c70-9400-872feb0b81d7" xlink:href="psec-20260630.xsd#psec_ProHaulTransportsLLCMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ec-70aa-8b1a-fcc2785adbf6" xlink:to="loc_psec_ProHaulTransportsLLCMember_019f0237-60ed-7c70-9400-872feb0b81d7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_WrightTruckingIncMember_019f0237-60ed-703e-a5ba-122fd2233d5d" xlink:href="psec-20260630.xsd#psec_WrightTruckingIncMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ec-70aa-8b1a-fcc2785adbf6" xlink:to="loc_psec_WrightTruckingIncMember_019f0237-60ed-703e-a5ba-122fd2233d5d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SpartanEnergyServicesLLCMember_019f0237-60ed-7e65-858e-b3a6bb6744c6" xlink:href="psec-20260630.xsd#psec_SpartanEnergyServicesLLCMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ec-70aa-8b1a-fcc2785adbf6" xlink:to="loc_psec_SpartanEnergyServicesLLCMember_019f0237-60ed-7e65-858e-b3a6bb6744c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AppalachianEnergyLLCMember_019f0237-60ed-7eb3-9797-6a012e54b679" xlink:href="psec-20260630.xsd#psec_AppalachianEnergyLLCMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ec-70aa-8b1a-fcc2785adbf6" xlink:to="loc_psec_AppalachianEnergyLLCMember_019f0237-60ed-7eb3-9797-6a012e54b679" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_WolfEnergyLLCMember_019f0237-60ed-7ae9-b992-8f80d9b14d78" xlink:href="psec-20260630.xsd#psec_WolfEnergyLLCMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ec-70aa-8b1a-fcc2785adbf6" xlink:to="loc_psec_WolfEnergyLLCMember_019f0237-60ed-7ae9-b992-8f80d9b14d78" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_WolfEnergyServicesCompanyLLCMember_019f0237-60ed-7b37-98ad-7f0ec542fa4a" xlink:href="psec-20260630.xsd#psec_WolfEnergyServicesCompanyLLCMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ec-70aa-8b1a-fcc2785adbf6" xlink:to="loc_psec_WolfEnergyServicesCompanyLLCMember_019f0237-60ed-7b37-98ad-7f0ec542fa4a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_WolfEnergyMember_019f0237-60ed-7bf9-8ca9-3fd78f38e109" xlink:href="psec-20260630.xsd#psec_WolfEnergyMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ec-70aa-8b1a-fcc2785adbf6" xlink:to="loc_psec_WolfEnergyMember_019f0237-60ed-7bf9-8ca9-3fd78f38e109" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FinancingReceivableNameAxis_019f0237-60ed-74f1-901a-cdabc9d85e12" xlink:href="psec-20260630.xsd#psec_FinancingReceivableNameAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ec-7a8f-af42-93f68b1cc827" xlink:to="loc_psec_FinancingReceivableNameAxis_019f0237-60ed-74f1-901a-cdabc9d85e12" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FinancingReceivableNameDomain_019f0237-60ed-717b-8c7d-a6827b25dc8d" xlink:href="psec-20260630.xsd#psec_FinancingReceivableNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_FinancingReceivableNameAxis_019f0237-60ed-74f1-901a-cdabc9d85e12" xlink:to="loc_psec_FinancingReceivableNameDomain_019f0237-60ed-717b-8c7d-a6827b25dc8d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SpartanTermLoansMember_019f0237-60ed-7d43-9146-550a59d821e6" xlink:href="psec-20260630.xsd#psec_SpartanTermLoansMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_FinancingReceivableNameDomain_019f0237-60ed-717b-8c7d-a6827b25dc8d" xlink:to="loc_psec_SpartanTermLoansMember_019f0237-60ed-7d43-9146-550a59d821e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019f0237-60ed-700c-ae4a-d5f515f65a51" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_CounterpartyNameAxis"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ec-7a8f-af42-93f68b1cc827" xlink:to="loc_srt_CounterpartyNameAxis_019f0237-60ed-700c-ae4a-d5f515f65a51" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-79f1-90b4-0c6ed10e150e" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_019f0237-60ed-700c-ae4a-d5f515f65a51" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-79f1-90b4-0c6ed10e150e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CPEnergyServicesIncMember_019f0237-60ed-7657-bc40-3afeea62e5c6" xlink:href="psec-20260630.xsd#psec_CPEnergyServicesIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-79f1-90b4-0c6ed10e150e" xlink:to="loc_psec_CPEnergyServicesIncMember_019f0237-60ed-7657-bc40-3afeea62e5c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7189-89c2-ac5f429784f3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ec-7a8f-af42-93f68b1cc827" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7189-89c2-ac5f429784f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-7b07-85f6-3ff0cfc96ab6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7189-89c2-ac5f429784f3" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-7b07-85f6-3ff0cfc96ab6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019f0237-60ed-7ca8-bf73-a5f1781e6980" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7189-89c2-ac5f429784f3" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019f0237-60ed-7ca8-bf73-a5f1781e6980" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-788c-a69f-8a3193add9c8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7189-89c2-ac5f429784f3" xlink:to="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-788c-a69f-8a3193add9c8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-751b-a7ab-e43d73aa5670" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyProfessionalFeeIncome"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7189-89c2-ac5f429784f3" xlink:to="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-751b-a7ab-e43d73aa5670" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-7570-b508-a055775b4478" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyAdditionalInvestment"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7189-89c2-ac5f429784f3" xlink:to="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-7570-b508-a055775b4478" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestCostsCapitalized_019f0237-60ed-7c6b-8145-2eaa05933ffd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestCostsCapitalized"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7189-89c2-ac5f429784f3" xlink:to="loc_us-gaap_InterestCostsCapitalized_019f0237-60ed-7c6b-8145-2eaa05933ffd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_019f0237-60ed-7924-aead-31a81cbbda9e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestReceivable"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7189-89c2-ac5f429784f3" xlink:to="loc_us-gaap_InterestReceivable_019f0237-60ed-7924-aead-31a81cbbda9e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019f0237-60ed-7157-9e13-27e95f3a5533" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7189-89c2-ac5f429784f3" xlink:to="loc_us-gaap_OtherReceivables_019f0237-60ed-7157-9e13-27e95f3a5533" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesCreditCentralLoanCompanyLLCDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesCreditCentralLoanCompanyLLCDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesCreditCentralLoanCompanyLLCDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-7a8a-96ec-2d1356ab195f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7b63-bf51-78783e6d7cab" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-7a8a-96ec-2d1356ab195f" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7b63-bf51-78783e6d7cab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7b7c-88be-6a8fe287182c" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7b63-bf51-78783e6d7cab" xlink:to="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7b7c-88be-6a8fe287182c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7869-869b-1b2c84ce2865" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7b7c-88be-6a8fe287182c" xlink:to="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7869-869b-1b2c84ce2865" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-73cc-8835-e195bc0e6c2d" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7869-869b-1b2c84ce2865" xlink:to="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-73cc-8835-e195bc0e6c2d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7628-b9f1-722b08aae8b2" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7b63-bf51-78783e6d7cab" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7628-b9f1-722b08aae8b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7cea-aa2a-f6fc7ad45b34" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7628-b9f1-722b08aae8b2" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7cea-aa2a-f6fc7ad45b34" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019f0237-60ed-7f24-9a10-5cf0539c5db7" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7cea-aa2a-f6fc7ad45b34" xlink:to="loc_srt_SubsidiariesMember_019f0237-60ed-7f24-9a10-5cf0539c5db7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019f0237-60ed-7977-a458-06da18361879" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7b63-bf51-78783e6d7cab" xlink:to="loc_srt_OwnershipAxis_019f0237-60ed-7977-a458-06da18361879" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019f0237-60ed-7a75-a535-de7892adb435" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019f0237-60ed-7977-a458-06da18361879" xlink:to="loc_srt_OwnershipDomain_019f0237-60ed-7a75-a535-de7892adb435" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralHoldingsOfDelawareLLCMember_019f0237-60ed-719c-9924-4239b5cb9db2" xlink:href="psec-20260630.xsd#psec_CreditCentralHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7a75-a535-de7892adb435" xlink:to="loc_psec_CreditCentralHoldingsOfDelawareLLCMember_019f0237-60ed-719c-9924-4239b5cb9db2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralLoanCompanyLLCMember_019f0237-60ed-7151-943d-2a3fb53f2ee7" xlink:href="psec-20260630.xsd#psec_CreditCentralLoanCompanyLLCMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7a75-a535-de7892adb435" xlink:to="loc_psec_CreditCentralLoanCompanyLLCMember_019f0237-60ed-7151-943d-2a3fb53f2ee7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralLLCMember_019f0237-60ed-7b0e-ba5b-eb995654be71" xlink:href="psec-20260630.xsd#psec_CreditCentralLLCMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7a75-a535-de7892adb435" xlink:to="loc_psec_CreditCentralLLCMember_019f0237-60ed-7b0e-ba5b-eb995654be71" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralSouthLLCMember_019f0237-60ed-7c15-8b8d-39fcdb5b87f3" xlink:href="psec-20260630.xsd#psec_CreditCentralSouthLLCMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7a75-a535-de7892adb435" xlink:to="loc_psec_CreditCentralSouthLLCMember_019f0237-60ed-7c15-8b8d-39fcdb5b87f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralOfTexasLLCMember_019f0237-60ed-7b42-835d-2dae918b3717" xlink:href="psec-20260630.xsd#psec_CreditCentralOfTexasLLCMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7a75-a535-de7892adb435" xlink:to="loc_psec_CreditCentralOfTexasLLCMember_019f0237-60ed-7b42-835d-2dae918b3717" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralOfTennesseeLLCMember_019f0237-60ed-76e0-b601-7998a634881c" xlink:href="psec-20260630.xsd#psec_CreditCentralOfTennesseeLLCMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7a75-a535-de7892adb435" xlink:to="loc_psec_CreditCentralOfTennesseeLLCMember_019f0237-60ed-76e0-b601-7998a634881c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019f0237-60ed-79e7-8006-c8f2a8ce6848" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7b63-bf51-78783e6d7cab" xlink:to="loc_dei_LegalEntityAxis_019f0237-60ed-79e7-8006-c8f2a8ce6848" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019f0237-60ed-7ffa-baae-869dac3c703c" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019f0237-60ed-79e7-8006-c8f2a8ce6848" xlink:to="loc_dei_EntityDomain_019f0237-60ed-7ffa-baae-869dac3c703c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralHoldingsOfDelawareLLCMember_019f0237-60ed-7c1c-b5a5-4bda1aa3eecb" xlink:href="psec-20260630.xsd#psec_CreditCentralHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-7ffa-baae-869dac3c703c" xlink:to="loc_psec_CreditCentralHoldingsOfDelawareLLCMember_019f0237-60ed-7c1c-b5a5-4bda1aa3eecb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditCentralLoanCompanyLLCMember_019f0237-60ed-7d99-9c5c-89dfc750b2aa" xlink:href="psec-20260630.xsd#psec_CreditCentralLoanCompanyLLCMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-7ffa-baae-869dac3c703c" xlink:to="loc_psec_CreditCentralLoanCompanyLLCMember_019f0237-60ed-7d99-9c5c-89dfc750b2aa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019f0237-60ed-7e61-8f93-db044b946c4b" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_CounterpartyNameAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7b63-bf51-78783e6d7cab" xlink:to="loc_srt_CounterpartyNameAxis_019f0237-60ed-7e61-8f93-db044b946c4b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7897-90e1-c53587436b03" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_019f0237-60ed-7e61-8f93-db044b946c4b" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7897-90e1-c53587436b03" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectAdministrationMember_019f0237-60ed-7cd6-8245-fdb2e9788362" xlink:href="psec-20260630.xsd#psec_ProspectAdministrationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7897-90e1-c53587436b03" xlink:to="loc_psec_ProspectAdministrationMember_019f0237-60ed-7cd6-8245-fdb2e9788362" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-76e4-a30c-3e9bd8783349" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7b63-bf51-78783e6d7cab" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-76e4-a30c-3e9bd8783349" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-7336-932b-bc8462c93a40" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-76e4-a30c-3e9bd8783349" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-7336-932b-bc8462c93a40" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7499-a661-c94ad429bd38" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-76e4-a30c-3e9bd8783349" xlink:to="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7499-a661-c94ad429bd38" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FeeIncome_019f0237-60ed-7186-bd22-888b65e5a7cc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FeeIncome"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-76e4-a30c-3e9bd8783349" xlink:to="loc_us-gaap_FeeIncome_019f0237-60ed-7186-bd22-888b65e5a7cc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyProfessionalFeeIncome_019fac43-ea59-7e49-9096-139b475d3cec" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyProfessionalFeeIncome"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-76e4-a30c-3e9bd8783349" xlink:to="loc_psec_InvestmentCompanyProfessionalFeeIncome_019fac43-ea59-7e49-9096-139b475d3cec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-7d8e-a4b0-7303b5904d1d" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyAdditionalInvestment"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-76e4-a30c-3e9bd8783349" xlink:to="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-7d8e-a4b0-7303b5904d1d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AccretionOfDiscountsAndPremiumsInvestments_019f0237-60ed-7b97-9b81-a08cddc5a4a5" xlink:href="psec-20260630.xsd#psec_AccretionOfDiscountsAndPremiumsInvestments"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-76e4-a30c-3e9bd8783349" xlink:to="loc_psec_AccretionOfDiscountsAndPremiumsInvestments_019f0237-60ed-7b97-9b81-a08cddc5a4a5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestCostsCapitalized_019f0237-60ed-7516-adb9-7407f8e540d3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestCostsCapitalized"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-76e4-a30c-3e9bd8783349" xlink:to="loc_us-gaap_InterestCostsCapitalized_019f0237-60ed-7516-adb9-7407f8e540d3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_019f0237-60ed-75f6-9ada-d342ffe698ca" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestReceivable"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-76e4-a30c-3e9bd8783349" xlink:to="loc_us-gaap_InterestReceivable_019f0237-60ed-75f6-9ada-d342ffe698ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019f0237-60ed-737d-859a-e3a0180064b9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-76e4-a30c-3e9bd8783349" xlink:to="loc_us-gaap_OtherReceivables_019f0237-60ed-737d-859a-e3a0180064b9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesEchelonTransportationLLCDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesEchelonTransportationLLCDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesEchelonTransportationLLCDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-75b1-8154-82eb2f71c3a9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-79ed-96ec-98f8f89da6bd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-75b1-8154-82eb2f71c3a9" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-79ed-96ec-98f8f89da6bd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7c2f-b767-b6ee4bef9b1d" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-79ed-96ec-98f8f89da6bd" xlink:to="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7c2f-b767-b6ee4bef9b1d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7ddf-b27b-7d75d3e9a37e" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7c2f-b767-b6ee4bef9b1d" xlink:to="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7ddf-b27b-7d75d3e9a37e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7997-9e98-052949450efd" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7ddf-b27b-7d75d3e9a37e" xlink:to="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7997-9e98-052949450efd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7b35-b864-514b1fe5ce13" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-79ed-96ec-98f8f89da6bd" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7b35-b864-514b1fe5ce13" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7d57-a398-ae17b4f9e47a" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7b35-b864-514b1fe5ce13" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7d57-a398-ae17b4f9e47a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019f0237-60ed-7360-b849-f1ca79e381dd" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7d57-a398-ae17b4f9e47a" xlink:to="loc_srt_SubsidiariesMember_019f0237-60ed-7360-b849-f1ca79e381dd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019f0237-60ed-763a-ac24-6b1d9d2918ba" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-79ed-96ec-98f8f89da6bd" xlink:to="loc_srt_OwnershipAxis_019f0237-60ed-763a-ac24-6b1d9d2918ba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019f0237-60ed-7cb9-a351-765c02d89ce8" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019f0237-60ed-763a-ac24-6b1d9d2918ba" xlink:to="loc_srt_OwnershipDomain_019f0237-60ed-7cb9-a351-765c02d89ce8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EchelonTransportationLLCMember_019f0237-60ed-799a-8fb8-d59de9fe58b7" xlink:href="psec-20260630.xsd#psec_EchelonTransportationLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7cb9-a351-765c02d89ce8" xlink:to="loc_psec_EchelonTransportationLLCMember_019f0237-60ed-799a-8fb8-d59de9fe58b7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AerLiftLeasingLimitedMember_019f0237-60ed-71a7-8342-5f227300be1f" xlink:href="psec-20260630.xsd#psec_AerLiftLeasingLimitedMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7cb9-a351-765c02d89ce8" xlink:to="loc_psec_AerLiftLeasingLimitedMember_019f0237-60ed-71a7-8342-5f227300be1f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019f0237-60ed-734a-89c2-cc4e1bbc4029" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-79ed-96ec-98f8f89da6bd" xlink:to="loc_dei_LegalEntityAxis_019f0237-60ed-734a-89c2-cc4e1bbc4029" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019f0237-60ed-7f9f-beab-4c7d501fb6ab" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019f0237-60ed-734a-89c2-cc4e1bbc4029" xlink:to="loc_dei_EntityDomain_019f0237-60ed-7f9f-beab-4c7d501fb6ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EchelonTransportationLLCMember_019f0237-60ed-73a1-81d4-4d4c2f434604" xlink:href="psec-20260630.xsd#psec_EchelonTransportationLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-7f9f-beab-4c7d501fb6ab" xlink:to="loc_psec_EchelonTransportationLLCMember_019f0237-60ed-73a1-81d4-4d4c2f434604" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019f0237-60ed-799f-a599-cf1b121dbf6b" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_CounterpartyNameAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-79ed-96ec-98f8f89da6bd" xlink:to="loc_srt_CounterpartyNameAxis_019f0237-60ed-799f-a599-cf1b121dbf6b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7554-a9e2-bab34d2e1715" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_019f0237-60ed-799f-a599-cf1b121dbf6b" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7554-a9e2-bab34d2e1715" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectAdministrationMember_019f0237-60ed-73a3-a825-3cf6856529d0" xlink:href="psec-20260630.xsd#psec_ProspectAdministrationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7554-a9e2-bab34d2e1715" xlink:to="loc_psec_ProspectAdministrationMember_019f0237-60ed-73a3-a825-3cf6856529d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EchelonTransportationLLCMember_019f023d-0d16-7681-987f-4de8ae3b03ef" xlink:href="psec-20260630.xsd#psec_EchelonTransportationLLCMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7554-a9e2-bab34d2e1715" xlink:to="loc_psec_EchelonTransportationLLCMember_019f023d-0d16-7681-987f-4de8ae3b03ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FinancingReceivableNameAxis_019f023d-0d16-703f-856e-34078657787a" xlink:href="psec-20260630.xsd#psec_FinancingReceivableNameAxis"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-79ed-96ec-98f8f89da6bd" xlink:to="loc_psec_FinancingReceivableNameAxis_019f023d-0d16-703f-856e-34078657787a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FinancingReceivableNameDomain_019f023d-0d16-74d8-8362-79d8f1ec452d" xlink:href="psec-20260630.xsd#psec_FinancingReceivableNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_FinancingReceivableNameAxis_019f023d-0d16-703f-856e-34078657787a" xlink:to="loc_psec_FinancingReceivableNameDomain_019f023d-0d16-74d8-8362-79d8f1ec452d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CommonEquityMember_019f023d-0d16-7a28-8fed-6db4eabeb8db" xlink:href="psec-20260630.xsd#psec_CommonEquityMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_FinancingReceivableNameDomain_019f023d-0d16-74d8-8362-79d8f1ec452d" xlink:to="loc_psec_CommonEquityMember_019f023d-0d16-7a28-8fed-6db4eabeb8db" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PreferredEquityMember_019f023d-0d16-71f6-a975-fb92ed50f43e" xlink:href="psec-20260630.xsd#psec_PreferredEquityMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_FinancingReceivableNameDomain_019f023d-0d16-74d8-8362-79d8f1ec452d" xlink:to="loc_psec_PreferredEquityMember_019f023d-0d16-71f6-a975-fb92ed50f43e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7b12-b76e-4adba081f4c7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-79ed-96ec-98f8f89da6bd" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7b12-b76e-4adba081f4c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-71c7-a253-ebbe2080fc15" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7b12-b76e-4adba081f4c7" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-71c7-a253-ebbe2080fc15" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealizedInvestmentGainsLosses_019f023d-0d16-7a7a-baf1-ea165355ec2f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RealizedInvestmentGainsLosses"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7b12-b76e-4adba081f4c7" xlink:to="loc_us-gaap_RealizedInvestmentGainsLosses_019f023d-0d16-7a7a-baf1-ea165355ec2f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7960-ba9b-3daedd1956a7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7b12-b76e-4adba081f4c7" xlink:to="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7960-ba9b-3daedd1956a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FeeIncome_019f0237-60ed-77a6-9e0f-e3544c1be563" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FeeIncome"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7b12-b76e-4adba081f4c7" xlink:to="loc_us-gaap_FeeIncome_019f0237-60ed-77a6-9e0f-e3544c1be563" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-75f1-acb9-da3967e8667a" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyProfessionalFeeIncome"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7b12-b76e-4adba081f4c7" xlink:to="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-75f1-acb9-da3967e8667a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestCostsCapitalized_019f0237-60ed-7f74-a749-38dd14123a62" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestCostsCapitalized"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7b12-b76e-4adba081f4c7" xlink:to="loc_us-gaap_InterestCostsCapitalized_019f0237-60ed-7f74-a749-38dd14123a62" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0237-60ed-7ea0-b30c-33bef7bca55f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromCollectionOfLoansReceivable"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7b12-b76e-4adba081f4c7" xlink:to="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0237-60ed-7ea0-b30c-33bef7bca55f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019f027f-fcbb-7cd0-a4dc-bd5c977dddda" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtAndEquitySecuritiesRealizedGainLoss"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7b12-b76e-4adba081f4c7" xlink:to="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019f027f-fcbb-7cd0-a4dc-bd5c977dddda" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_019f0237-60ed-73f6-9520-3b7483d2fd93" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestReceivable"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7b12-b76e-4adba081f4c7" xlink:to="loc_us-gaap_InterestReceivable_019f0237-60ed-73f6-9520-3b7483d2fd93" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019f0237-60ed-7bc9-8276-6e678960f62b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7b12-b76e-4adba081f4c7" xlink:to="loc_us-gaap_OtherReceivables_019f0237-60ed-7bc9-8276-6e678960f62b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesEnergySolutionsHoldingsIncDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesEnergySolutionsHoldingsIncDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesEnergySolutionsHoldingsIncDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-7edc-8706-1020dcdbc97c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-780e-aa04-c1701b4d8ba1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-7edc-8706-1020dcdbc97c" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-780e-aa04-c1701b4d8ba1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019fd7bc-f7a7-7b7c-b1a8-ace22147c2bd" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-780e-aa04-c1701b4d8ba1" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019fd7bc-f7a7-7b7c-b1a8-ace22147c2bd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019fd7bc-f7a7-716c-8974-bc1b20ac12f9" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019fd7bc-f7a7-7b7c-b1a8-ace22147c2bd" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019fd7bc-f7a7-716c-8974-bc1b20ac12f9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019fd7bc-f7a7-7098-a5e8-3dad82d48325" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019fd7bc-f7a7-716c-8974-bc1b20ac12f9" xlink:to="loc_srt_SubsidiariesMember_019fd7bc-f7a7-7098-a5e8-3dad82d48325" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019fd7bc-f7a7-75fc-872a-eb9cfa699444" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-780e-aa04-c1701b4d8ba1" xlink:to="loc_srt_ConsolidationItemsAxis_019fd7bc-f7a7-75fc-872a-eb9cfa699444" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019fd7bc-f7a7-7936-a78e-524de287157d" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019fd7bc-f7a7-75fc-872a-eb9cfa699444" xlink:to="loc_srt_ConsolidationItemsDomain_019fd7bc-f7a7-7936-a78e-524de287157d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019fd7bc-f7a7-7ffc-9e48-0eacfa514e01" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019fd7bc-f7a7-7936-a78e-524de287157d" xlink:to="loc_srt_ReportableLegalEntitiesMember_019fd7bc-f7a7-7ffc-9e48-0eacfa514e01" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019fd7bc-f7a7-7359-aded-57c57f5d230e" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-780e-aa04-c1701b4d8ba1" xlink:to="loc_srt_OwnershipAxis_019fd7bc-f7a7-7359-aded-57c57f5d230e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019fd7bc-f7a7-78db-bfb0-ea40c02b4436" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019fd7bc-f7a7-7359-aded-57c57f5d230e" xlink:to="loc_srt_OwnershipDomain_019fd7bc-f7a7-78db-bfb0-ea40c02b4436" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EnergySolutionsHoldingsIncMember_019fd7bc-f7a7-757a-98f5-f739d8c97ef8" xlink:href="psec-20260630.xsd#psec_EnergySolutionsHoldingsIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019fd7bc-f7a7-78db-bfb0-ea40c02b4436" xlink:to="loc_psec_EnergySolutionsHoldingsIncMember_019fd7bc-f7a7-757a-98f5-f739d8c97ef8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FreedomMarineSolutionsLLCMember_019fd7bc-f7a7-7d1a-a1c7-1cd7a6226a83" xlink:href="psec-20260630.xsd#psec_FreedomMarineSolutionsLLCMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019fd7bc-f7a7-78db-bfb0-ea40c02b4436" xlink:to="loc_psec_FreedomMarineSolutionsLLCMember_019fd7bc-f7a7-7d1a-a1c7-1cd7a6226a83" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_YatesvilleCoalCompanyLLCMember_019fd7bc-f7a7-7bba-9d38-6f118f6bce08" xlink:href="psec-20260630.xsd#psec_YatesvilleCoalCompanyLLCMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019fd7bc-f7a7-78db-bfb0-ea40c02b4436" xlink:to="loc_psec_YatesvilleCoalCompanyLLCMember_019fd7bc-f7a7-7bba-9d38-6f118f6bce08" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DiscoveryMSOHoldcoLLC.Member_019fd7bc-f7a7-746f-8fc0-7f9ae4ab51a2" xlink:href="psec-20260630.xsd#psec_DiscoveryMSOHoldcoLLC.Member"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019fd7bc-f7a7-78db-bfb0-ea40c02b4436" xlink:to="loc_psec_DiscoveryMSOHoldcoLLC.Member_019fd7bc-f7a7-746f-8fc0-7f9ae4ab51a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DiscoveryPointRetreatLLC.Member_019fd7bc-f7a7-7b5b-aa82-68a73456a585" xlink:href="psec-20260630.xsd#psec_DiscoveryPointRetreatLLC.Member"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019fd7bc-f7a7-78db-bfb0-ea40c02b4436" xlink:to="loc_psec_DiscoveryPointRetreatLLC.Member_019fd7bc-f7a7-7b5b-aa82-68a73456a585" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TCSPVHoldingsIVLLCMember_019fd7bc-f7a7-7645-8c2d-412dd99ad489" xlink:href="psec-20260630.xsd#psec_TCSPVHoldingsIVLLCMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019fd7bc-f7a7-78db-bfb0-ea40c02b4436" xlink:to="loc_psec_TCSPVHoldingsIVLLCMember_019fd7bc-f7a7-7645-8c2d-412dd99ad489" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_HealthcareVenturePartnersLLCMember_019fd7bc-f7a7-735b-8af2-6f4d49a62e2d" xlink:href="psec-20260630.xsd#psec_HealthcareVenturePartnersLLCMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019fd7bc-f7a7-78db-bfb0-ea40c02b4436" xlink:to="loc_psec_HealthcareVenturePartnersLLCMember_019fd7bc-f7a7-735b-8af2-6f4d49a62e2d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BFCSDRLLCMember_019fd7bc-f7a7-7a5b-be2f-948532259edf" xlink:href="psec-20260630.xsd#psec_BFCSDRLLCMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019fd7bc-f7a7-78db-bfb0-ea40c02b4436" xlink:to="loc_psec_BFCSDRLLCMember_019fd7bc-f7a7-7a5b-be2f-948532259edf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SafetySolutionsFinancingLLCMember_019fd7bc-f7a7-767e-ae0b-5dcc2612acaa" xlink:href="psec-20260630.xsd#psec_SafetySolutionsFinancingLLCMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019fd7bc-f7a7-78db-bfb0-ea40c02b4436" xlink:to="loc_psec_SafetySolutionsFinancingLLCMember_019fd7bc-f7a7-767e-ae0b-5dcc2612acaa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019fd7bc-f7a7-7785-8c82-a5808d8b0ef2" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-780e-aa04-c1701b4d8ba1" xlink:to="loc_dei_LegalEntityAxis_019fd7bc-f7a7-7785-8c82-a5808d8b0ef2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019fd7bc-f7a7-7059-ae89-7986de056529" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019fd7bc-f7a7-7785-8c82-a5808d8b0ef2" xlink:to="loc_dei_EntityDomain_019fd7bc-f7a7-7059-ae89-7986de056529" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EnergySolutionsHoldingsIncMember_019fd7bc-f7a7-7122-8d2e-285706309483" xlink:href="psec-20260630.xsd#psec_EnergySolutionsHoldingsIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019fd7bc-f7a7-7059-ae89-7986de056529" xlink:to="loc_psec_EnergySolutionsHoldingsIncMember_019fd7bc-f7a7-7122-8d2e-285706309483" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FreedomMarineSolutionsLLCMember_019fd7bc-f7a7-7330-9bc0-dfe0cbab482c" xlink:href="psec-20260630.xsd#psec_FreedomMarineSolutionsLLCMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019fd7bc-f7a7-7059-ae89-7986de056529" xlink:to="loc_psec_FreedomMarineSolutionsLLCMember_019fd7bc-f7a7-7330-9bc0-dfe0cbab482c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_DiscoveryMSOHoldcoLLC.Member_019fd7bc-f7a7-7d84-9a8f-e7e5b3cbf644" xlink:href="psec-20260630.xsd#psec_DiscoveryMSOHoldcoLLC.Member"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019fd7bc-f7a7-7059-ae89-7986de056529" xlink:to="loc_psec_DiscoveryMSOHoldcoLLC.Member_019fd7bc-f7a7-7d84-9a8f-e7e5b3cbf644" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TCSPVHoldingsIVLLCMember_019fd7bc-f7a7-7d45-914f-4b4d5926f99f" xlink:href="psec-20260630.xsd#psec_TCSPVHoldingsIVLLCMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019fd7bc-f7a7-7059-ae89-7986de056529" xlink:to="loc_psec_TCSPVHoldingsIVLLCMember_019fd7bc-f7a7-7d45-914f-4b4d5926f99f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BFCSDRLLCMember_019fd7bc-f7a7-79f8-9414-270759ab6fd0" xlink:href="psec-20260630.xsd#psec_BFCSDRLLCMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019fd7bc-f7a7-7059-ae89-7986de056529" xlink:to="loc_psec_BFCSDRLLCMember_019fd7bc-f7a7-79f8-9414-270759ab6fd0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019fd7bc-f7a7-79c8-b4f4-9445f51081b6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-780e-aa04-c1701b4d8ba1" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019fd7bc-f7a7-79c8-b4f4-9445f51081b6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019fd7bc-f7a7-7ab2-88df-571abf8012ab" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019fd7bc-f7a7-79c8-b4f4-9445f51081b6" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019fd7bc-f7a7-7ab2-88df-571abf8012ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedAtFairValue_019fef5f-e8a7-78b2-bbcd-f9a234bd4d63" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedAtFairValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019fd7bc-f7a7-79c8-b4f4-9445f51081b6" xlink:to="loc_us-gaap_InvestmentOwnedAtFairValue_019fef5f-e8a7-78b2-bbcd-f9a234bd4d63" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyFinancialSupportToInvesteeContractuallyRequiredAmount_019fef5f-e8a7-7bf0-a675-9851ebfed497" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyFinancialSupportToInvesteeContractuallyRequiredAmount"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019fd7bc-f7a7-79c8-b4f4-9445f51081b6" xlink:to="loc_us-gaap_InvestmentCompanyFinancialSupportToInvesteeContractuallyRequiredAmount_019fef5f-e8a7-7bf0-a675-9851ebfed497" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesFirstTowerFinanceCompanyLLCDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesFirstTowerFinanceCompanyLLCDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesFirstTowerFinanceCompanyLLCDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-7588-a717-2ba3f8d937f3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d23-917f-b7513f5dcb32" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-7588-a717-2ba3f8d937f3" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d23-917f-b7513f5dcb32" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019f0237-60ed-73ce-81d7-fae9081e4f3c" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d23-917f-b7513f5dcb32" xlink:to="loc_srt_ConsolidationItemsAxis_019f0237-60ed-73ce-81d7-fae9081e4f3c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019f0237-60ed-75c3-88e1-6263a1b2df8f" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019f0237-60ed-73ce-81d7-fae9081e4f3c" xlink:to="loc_srt_ConsolidationItemsDomain_019f0237-60ed-75c3-88e1-6263a1b2df8f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7a46-b7b4-40d583a3df25" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019f0237-60ed-75c3-88e1-6263a1b2df8f" xlink:to="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7a46-b7b4-40d583a3df25" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019f0237-60ed-7e1b-8041-19221574af03" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d23-917f-b7513f5dcb32" xlink:to="loc_srt_OwnershipAxis_019f0237-60ed-7e1b-8041-19221574af03" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019f0237-60ed-72bd-bcc9-28bc1a27f340" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019f0237-60ed-7e1b-8041-19221574af03" xlink:to="loc_srt_OwnershipDomain_019f0237-60ed-72bd-bcc9-28bc1a27f340" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FirstTowerHoldingsOfDelawareLLCMember_019f0237-60ed-7368-805f-0c17b0e19c4f" xlink:href="psec-20260630.xsd#psec_FirstTowerHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-72bd-bcc9-28bc1a27f340" xlink:to="loc_psec_FirstTowerHoldingsOfDelawareLLCMember_019f0237-60ed-7368-805f-0c17b0e19c4f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FirstTowerFinanceCompanyLLCMember_019f0237-60ed-7cc4-9980-0b2988ea441b" xlink:href="psec-20260630.xsd#psec_FirstTowerFinanceCompanyLLCMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-72bd-bcc9-28bc1a27f340" xlink:to="loc_psec_FirstTowerFinanceCompanyLLCMember_019f0237-60ed-7cc4-9980-0b2988ea441b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FirstTowerLLCMember_019f0237-60ed-799f-8aff-a8df955ebe9e" xlink:href="psec-20260630.xsd#psec_FirstTowerLLCMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-72bd-bcc9-28bc1a27f340" xlink:to="loc_psec_FirstTowerLLCMember_019f0237-60ed-799f-8aff-a8df955ebe9e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7252-947c-f10ad0dc65dc" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d23-917f-b7513f5dcb32" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7252-947c-f10ad0dc65dc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7291-96f8-57fccc64357a" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7252-947c-f10ad0dc65dc" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7291-96f8-57fccc64357a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019f0237-60ed-7f40-b06a-9c915f098974" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7291-96f8-57fccc64357a" xlink:to="loc_srt_SubsidiariesMember_019f0237-60ed-7f40-b06a-9c915f098974" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019f0237-60ed-79d1-89bb-bcfe53356187" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d23-917f-b7513f5dcb32" xlink:to="loc_dei_LegalEntityAxis_019f0237-60ed-79d1-89bb-bcfe53356187" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019f0237-60ed-7219-acfe-54dc69dea5be" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019f0237-60ed-79d1-89bb-bcfe53356187" xlink:to="loc_dei_EntityDomain_019f0237-60ed-7219-acfe-54dc69dea5be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FirstTowerHoldingsOfDelawareLLCMember_019f0237-60ed-7062-926d-85f6f3e53845" xlink:href="psec-20260630.xsd#psec_FirstTowerHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-7219-acfe-54dc69dea5be" xlink:to="loc_psec_FirstTowerHoldingsOfDelawareLLCMember_019f0237-60ed-7062-926d-85f6f3e53845" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FirstTowerFinanceCompanyLLCMember_019f0237-60ed-71cf-8fa0-b7ad4db6d34e" xlink:href="psec-20260630.xsd#psec_FirstTowerFinanceCompanyLLCMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-7219-acfe-54dc69dea5be" xlink:to="loc_psec_FirstTowerFinanceCompanyLLCMember_019f0237-60ed-71cf-8fa0-b7ad4db6d34e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019f0237-60ed-7f9d-8ed7-c2756fc777a9" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_CounterpartyNameAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d23-917f-b7513f5dcb32" xlink:to="loc_srt_CounterpartyNameAxis_019f0237-60ed-7f9d-8ed7-c2756fc777a9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-76dc-8510-1ef31d31d553" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_019f0237-60ed-7f9d-8ed7-c2756fc777a9" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-76dc-8510-1ef31d31d553" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectAdministrationMember_019f0237-60ed-7c84-9957-01c09a653e21" xlink:href="psec-20260630.xsd#psec_ProspectAdministrationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-76dc-8510-1ef31d31d553" xlink:to="loc_psec_ProspectAdministrationMember_019f0237-60ed-7c84-9957-01c09a653e21" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7adc-9d6f-16f43d04cad2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d23-917f-b7513f5dcb32" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7adc-9d6f-16f43d04cad2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-7cd5-9165-d3ebce44ba43" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7adc-9d6f-16f43d04cad2" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-7cd5-9165-d3ebce44ba43" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7b7a-9ad5-cd23ca1a0658" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7adc-9d6f-16f43d04cad2" xlink:to="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7b7a-9ad5-cd23ca1a0658" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019f0237-60ed-79f7-9e01-4048856a65ab" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7adc-9d6f-16f43d04cad2" xlink:to="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019f0237-60ed-79f7-9e01-4048856a65ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_019f0237-60ed-7ece-affa-fa131149060b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherIncome"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7adc-9d6f-16f43d04cad2" xlink:to="loc_us-gaap_OtherIncome_019f0237-60ed-7ece-affa-fa131149060b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FeeIncome_019f0237-60ed-79c7-9e0d-43ed958d6351" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FeeIncome"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7adc-9d6f-16f43d04cad2" xlink:to="loc_us-gaap_FeeIncome_019f0237-60ed-79c7-9e0d-43ed958d6351" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0240-df1b-793b-8690-4d38b081d5b4" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyProfessionalFeeIncome"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7adc-9d6f-16f43d04cad2" xlink:to="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0240-df1b-793b-8690-4d38b081d5b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-7240-858b-9cba69249626" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyAdditionalInvestment"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7adc-9d6f-16f43d04cad2" xlink:to="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-7240-858b-9cba69249626" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestCostsCapitalized_019f0237-60ed-7ff6-9bb1-598d02e5e10d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestCostsCapitalized"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7adc-9d6f-16f43d04cad2" xlink:to="loc_us-gaap_InterestCostsCapitalized_019f0237-60ed-7ff6-9bb1-598d02e5e10d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0237-60ed-72b6-8719-466af7b6c059" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromCollectionOfLoansReceivable"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7adc-9d6f-16f43d04cad2" xlink:to="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0237-60ed-72b6-8719-466af7b6c059" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_019f0237-60ed-7c3a-8e74-feebded4f0f5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestReceivable"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7adc-9d6f-16f43d04cad2" xlink:to="loc_us-gaap_InterestReceivable_019f0237-60ed-7c3a-8e74-feebded4f0f5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019f0237-60ed-72db-81f0-9f0efd7ed1c1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7adc-9d6f-16f43d04cad2" xlink:to="loc_us-gaap_OtherReceivables_019f0237-60ed-72db-81f0-9f0efd7ed1c1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesFreedomMarineSolutionsLLCDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesFreedomMarineSolutionsLLCDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesFreedomMarineSolutionsLLCDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-7e10-a658-2c7e63954342" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7291-a5c1-528a400ad840" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-7e10-a658-2c7e63954342" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7291-a5c1-528a400ad840" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7b56-afc2-38fbc592a1be" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7291-a5c1-528a400ad840" xlink:to="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7b56-afc2-38fbc592a1be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019f0237-60ed-72a0-8bb9-779dc1441eb0" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7b56-afc2-38fbc592a1be" xlink:to="loc_srt_ConsolidationItemsDomain_019f0237-60ed-72a0-8bb9-779dc1441eb0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7e22-bc19-7a8b3f3fa0fb" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019f0237-60ed-72a0-8bb9-779dc1441eb0" xlink:to="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7e22-bc19-7a8b3f3fa0fb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7d2e-9c79-b64036f17c56" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7291-a5c1-528a400ad840" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7d2e-9c79-b64036f17c56" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7812-80ce-41fe2d055dd9" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7d2e-9c79-b64036f17c56" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7812-80ce-41fe2d055dd9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019f0237-60ed-7a4c-a3cf-4ae99c3a34b6" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7812-80ce-41fe2d055dd9" xlink:to="loc_srt_SubsidiariesMember_019f0237-60ed-7a4c-a3cf-4ae99c3a34b6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019f0237-60ed-7146-8a57-161cb5e7394e" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7291-a5c1-528a400ad840" xlink:to="loc_srt_OwnershipAxis_019f0237-60ed-7146-8a57-161cb5e7394e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019f0237-60ed-71fb-b5df-40cd9ad51e40" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019f0237-60ed-7146-8a57-161cb5e7394e" xlink:to="loc_srt_OwnershipDomain_019f0237-60ed-71fb-b5df-40cd9ad51e40" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FreedomMarineSolutionsLLCMember_019f0237-60ed-78eb-9e41-fda208e7dc68" xlink:href="psec-20260630.xsd#psec_FreedomMarineSolutionsLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-71fb-b5df-40cd9ad51e40" xlink:to="loc_psec_FreedomMarineSolutionsLLCMember_019f0237-60ed-78eb-9e41-fda208e7dc68" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VesselCompanyLLCMember_019f0237-60ed-7778-a48c-4360dc16e36f" xlink:href="psec-20260630.xsd#psec_VesselCompanyLLCMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-71fb-b5df-40cd9ad51e40" xlink:to="loc_psec_VesselCompanyLLCMember_019f0237-60ed-7778-a48c-4360dc16e36f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VesselCompanyIILLCMember_019f0237-60ed-7af1-b4af-c0d42086f188" xlink:href="psec-20260630.xsd#psec_VesselCompanyIILLCMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-71fb-b5df-40cd9ad51e40" xlink:to="loc_psec_VesselCompanyIILLCMember_019f0237-60ed-7af1-b4af-c0d42086f188" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VesselCompanyIIILLCMember_019f0237-60ed-79ed-bafd-df776c788947" xlink:href="psec-20260630.xsd#psec_VesselCompanyIIILLCMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-71fb-b5df-40cd9ad51e40" xlink:to="loc_psec_VesselCompanyIIILLCMember_019f0237-60ed-79ed-bafd-df776c788947" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019f0237-60ed-7c8a-8171-cc0eff9d8909" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7291-a5c1-528a400ad840" xlink:to="loc_dei_LegalEntityAxis_019f0237-60ed-7c8a-8171-cc0eff9d8909" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019f0237-60ed-710d-9951-62e42601c309" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019f0237-60ed-7c8a-8171-cc0eff9d8909" xlink:to="loc_dei_EntityDomain_019f0237-60ed-710d-9951-62e42601c309" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EnergySolutionsHoldingsIncMember_019f0237-60ed-783a-a7c9-ba182f878b45" xlink:href="psec-20260630.xsd#psec_EnergySolutionsHoldingsIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-710d-9951-62e42601c309" xlink:to="loc_psec_EnergySolutionsHoldingsIncMember_019f0237-60ed-783a-a7c9-ba182f878b45" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FreedomMarineSolutionsLLCMember_019f0237-60ed-7603-a4c9-bd9d3ccd32a9" xlink:href="psec-20260630.xsd#psec_FreedomMarineSolutionsLLCMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-710d-9951-62e42601c309" xlink:to="loc_psec_FreedomMarineSolutionsLLCMember_019f0237-60ed-7603-a4c9-bd9d3ccd32a9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019f0237-60ed-700c-b1be-301e6bc52b71" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_CounterpartyNameAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7291-a5c1-528a400ad840" xlink:to="loc_srt_CounterpartyNameAxis_019f0237-60ed-700c-b1be-301e6bc52b71" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7065-9845-e86039843501" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_019f0237-60ed-700c-b1be-301e6bc52b71" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7065-9845-e86039843501" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectAdministrationMember_019f0237-60ed-7669-905b-4c6966caa196" xlink:href="psec-20260630.xsd#psec_ProspectAdministrationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7065-9845-e86039843501" xlink:to="loc_psec_ProspectAdministrationMember_019f0237-60ed-7669-905b-4c6966caa196" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-76ac-bb77-39a0d85216d6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7291-a5c1-528a400ad840" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-76ac-bb77-39a0d85216d6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-7a41-be87-b298500d5391" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-76ac-bb77-39a0d85216d6" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-7a41-be87-b298500d5391" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyProfessionalFeeIncome_019fac5d-0d05-7ceb-957b-33ec550220f2" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyProfessionalFeeIncome"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-76ac-bb77-39a0d85216d6" xlink:to="loc_psec_InvestmentCompanyProfessionalFeeIncome_019fac5d-0d05-7ceb-957b-33ec550220f2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-7241-8065-bb2942ea3c03" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyAdditionalInvestment"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-76ac-bb77-39a0d85216d6" xlink:to="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-7241-8065-bb2942ea3c03" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019f0237-60ed-7adf-8e78-3e8b8d7794bc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-76ac-bb77-39a0d85216d6" xlink:to="loc_us-gaap_OtherReceivables_019f0237-60ed-7adf-8e78-3e8b8d7794bc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesInterDentIncDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesInterDentIncDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesInterDentIncDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-7ec4-a9ca-a877fe4f7800" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-78f4-9527-733840e47cf5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-7ec4-a9ca-a877fe4f7800" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-78f4-9527-733840e47cf5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7f49-9f12-cf373bbf070c" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-78f4-9527-733840e47cf5" xlink:to="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7f49-9f12-cf373bbf070c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7c85-b728-6f3b5ae8344c" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7f49-9f12-cf373bbf070c" xlink:to="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7c85-b728-6f3b5ae8344c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-79d9-a3b1-ee60ce41f2c5" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7c85-b728-6f3b5ae8344c" xlink:to="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-79d9-a3b1-ee60ce41f2c5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7436-b800-549f87a5ac65" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-78f4-9527-733840e47cf5" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7436-b800-549f87a5ac65" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7649-bb1f-8ca15a4307ea" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7436-b800-549f87a5ac65" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7649-bb1f-8ca15a4307ea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019f0237-60ed-7d75-b679-9b77941923ba" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7649-bb1f-8ca15a4307ea" xlink:to="loc_srt_SubsidiariesMember_019f0237-60ed-7d75-b679-9b77941923ba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019f0237-60ed-7aa1-b9f7-adb3e6dcba98" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-78f4-9527-733840e47cf5" xlink:to="loc_srt_OwnershipAxis_019f0237-60ed-7aa1-b9f7-adb3e6dcba98" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019f0237-60ed-715f-9290-dfc613b3ed56" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019f0237-60ed-7aa1-b9f7-adb3e6dcba98" xlink:to="loc_srt_OwnershipDomain_019f0237-60ed-715f-9290-dfc613b3ed56" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InterDentIncMember_019f0237-60ed-75ee-94ab-d516f6be6e65" xlink:href="psec-20260630.xsd#psec_InterDentIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-715f-9290-dfc613b3ed56" xlink:to="loc_psec_InterDentIncMember_019f0237-60ed-75ee-94ab-d516f6be6e65" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019f0237-60ed-767e-9aa9-4e9c14b8592e" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-78f4-9527-733840e47cf5" xlink:to="loc_dei_LegalEntityAxis_019f0237-60ed-767e-9aa9-4e9c14b8592e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019f0237-60ed-7f31-9ca8-50f8c2e8468a" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019f0237-60ed-767e-9aa9-4e9c14b8592e" xlink:to="loc_dei_EntityDomain_019f0237-60ed-7f31-9ca8-50f8c2e8468a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InterDentIncMember_019f0237-60ed-7bee-a838-14060b678b36" xlink:href="psec-20260630.xsd#psec_InterDentIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-7f31-9ca8-50f8c2e8468a" xlink:to="loc_psec_InterDentIncMember_019f0237-60ed-7bee-a838-14060b678b36" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019f0237-60ed-7081-a4c7-da0c7789296f" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_CounterpartyNameAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-78f4-9527-733840e47cf5" xlink:to="loc_srt_CounterpartyNameAxis_019f0237-60ed-7081-a4c7-da0c7789296f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-72ae-a2ab-d4de89286651" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_019f0237-60ed-7081-a4c7-da0c7789296f" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-72ae-a2ab-d4de89286651" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectAdministrationMember_019f0237-60ed-793a-b62c-def5ff33c85c" xlink:href="psec-20260630.xsd#psec_ProspectAdministrationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-72ae-a2ab-d4de89286651" xlink:to="loc_psec_ProspectAdministrationMember_019f0237-60ed-793a-b62c-def5ff33c85c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7ef9-9082-498c01e8ce7d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-78f4-9527-733840e47cf5" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7ef9-9082-498c01e8ce7d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-7d7d-996f-95dfca720d03" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7ef9-9082-498c01e8ce7d" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-7d7d-996f-95dfca720d03" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-72ae-87af-5eb2460fa286" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7ef9-9082-498c01e8ce7d" xlink:to="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-72ae-87af-5eb2460fa286" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FeeIncome_019f0237-60ed-75e9-a803-3724ef41f6fe" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FeeIncome"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7ef9-9082-498c01e8ce7d" xlink:to="loc_us-gaap_FeeIncome_019f0237-60ed-75e9-a803-3724ef41f6fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-7707-981b-9d9b07e64b34" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyProfessionalFeeIncome"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7ef9-9082-498c01e8ce7d" xlink:to="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-7707-981b-9d9b07e64b34" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-70a3-921b-c7e5505aec5a" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyAdditionalInvestment"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7ef9-9082-498c01e8ce7d" xlink:to="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-70a3-921b-c7e5505aec5a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestCostsCapitalized_019f0237-60ed-77e0-b91a-6add62ab67b1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestCostsCapitalized"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7ef9-9082-498c01e8ce7d" xlink:to="loc_us-gaap_InterestCostsCapitalized_019f0237-60ed-77e0-b91a-6add62ab67b1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_019f0237-60ed-75b8-851f-4c8d87728911" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestReceivable"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7ef9-9082-498c01e8ce7d" xlink:to="loc_us-gaap_InterestReceivable_019f0237-60ed-75b8-851f-4c8d87728911" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019f0237-60ed-7966-a647-a2f5e43e8fe4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7ef9-9082-498c01e8ce7d" xlink:to="loc_us-gaap_OtherReceivables_019f0237-60ed-7966-a647-a2f5e43e8fe4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesKickapooRanchPetResortDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesKickapooRanchPetResortDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesKickapooRanchPetResortDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-7e16-b71d-352e17abe0e5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-718b-aadb-d28a96d33b0f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-7e16-b71d-352e17abe0e5" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-718b-aadb-d28a96d33b0f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-77c9-8e81-f67e6bcbd3da" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-718b-aadb-d28a96d33b0f" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-77c9-8e81-f67e6bcbd3da" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-750a-857a-c6201915eb0f" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-77c9-8e81-f67e6bcbd3da" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-750a-857a-c6201915eb0f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019f0237-60ed-7d80-a4dc-4e7352220787" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-750a-857a-c6201915eb0f" xlink:to="loc_srt_SubsidiariesMember_019f0237-60ed-7d80-a4dc-4e7352220787" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019f0237-60ed-71f2-9671-27fc431de6f2" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-718b-aadb-d28a96d33b0f" xlink:to="loc_srt_ConsolidationItemsAxis_019f0237-60ed-71f2-9671-27fc431de6f2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7e43-979d-7b1bbfd498a8" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019f0237-60ed-71f2-9671-27fc431de6f2" xlink:to="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7e43-979d-7b1bbfd498a8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7911-be3d-fb5ce6b3b9b7" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7e43-979d-7b1bbfd498a8" xlink:to="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7911-be3d-fb5ce6b3b9b7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019f0237-60ed-73ee-af60-f72591b36101" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-718b-aadb-d28a96d33b0f" xlink:to="loc_srt_OwnershipAxis_019f0237-60ed-73ee-af60-f72591b36101" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019f0237-60ed-71a1-82ad-e880bddf3e9d" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019f0237-60ed-73ee-af60-f72591b36101" xlink:to="loc_srt_OwnershipDomain_019f0237-60ed-71a1-82ad-e880bddf3e9d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_KickapooRanchPetResortMember_019f0237-60ed-7170-9f41-aac99c0b8cd9" xlink:href="psec-20260630.xsd#psec_KickapooRanchPetResortMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-71a1-82ad-e880bddf3e9d" xlink:to="loc_psec_KickapooRanchPetResortMember_019f0237-60ed-7170-9f41-aac99c0b8cd9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019f0237-60ed-7591-bc2d-318d819f86fa" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-718b-aadb-d28a96d33b0f" xlink:to="loc_dei_LegalEntityAxis_019f0237-60ed-7591-bc2d-318d819f86fa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019f0237-60ed-7c8c-8fd9-d9fdf548bd88" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019f0237-60ed-7591-bc2d-318d819f86fa" xlink:to="loc_dei_EntityDomain_019f0237-60ed-7c8c-8fd9-d9fdf548bd88" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_KickapooRanchPetResortMember_019f0237-60ed-715e-bacf-017f114ca8a4" xlink:href="psec-20260630.xsd#psec_KickapooRanchPetResortMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-7c8c-8fd9-d9fdf548bd88" xlink:to="loc_psec_KickapooRanchPetResortMember_019f0237-60ed-715e-bacf-017f114ca8a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019f0237-60ed-7306-b9c8-e95fd0378a99" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_CounterpartyNameAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-718b-aadb-d28a96d33b0f" xlink:to="loc_srt_CounterpartyNameAxis_019f0237-60ed-7306-b9c8-e95fd0378a99" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7a53-8727-d2832418eae7" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_019f0237-60ed-7306-b9c8-e95fd0378a99" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7a53-8727-d2832418eae7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectAdministrationMember_019f0237-60ed-7b78-88b3-d0e5c79c569c" xlink:href="psec-20260630.xsd#psec_ProspectAdministrationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7a53-8727-d2832418eae7" xlink:to="loc_psec_ProspectAdministrationMember_019f0237-60ed-7b78-88b3-d0e5c79c569c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7caa-ba66-f2e955c6c50f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-718b-aadb-d28a96d33b0f" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7caa-ba66-f2e955c6c50f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-70bb-8339-bdf671a69183" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7caa-ba66-f2e955c6c50f" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-70bb-8339-bdf671a69183" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7371-9de9-eb4a1ce5103c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7caa-ba66-f2e955c6c50f" xlink:to="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7371-9de9-eb4a1ce5103c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendIncomeOperating_019f0237-60ed-7e74-9df1-3280271cb033" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendIncomeOperating"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7caa-ba66-f2e955c6c50f" xlink:to="loc_us-gaap_DividendIncomeOperating_019f0237-60ed-7e74-9df1-3280271cb033" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019f0237-60ed-7234-8652-a2f4bc3382ab" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7caa-ba66-f2e955c6c50f" xlink:to="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019f0237-60ed-7234-8652-a2f4bc3382ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_019f0237-60ed-75b6-9cb1-8036acfaf482" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherIncome"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7caa-ba66-f2e955c6c50f" xlink:to="loc_us-gaap_OtherIncome_019f0237-60ed-75b6-9cb1-8036acfaf482" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-7a19-ad38-f180e1f535eb" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyAdditionalInvestment"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7caa-ba66-f2e955c6c50f" xlink:to="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-7a19-ad38-f180e1f535eb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0237-60ed-70c4-9fd3-b3b3b3e510eb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromCollectionOfLoansReceivable"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7caa-ba66-f2e955c6c50f" xlink:to="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0237-60ed-70c4-9fd3-b3b3b3e510eb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019f0237-60ed-7a7a-b6a6-883bd1367c19" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7caa-ba66-f2e955c6c50f" xlink:to="loc_us-gaap_OtherReceivables_019f0237-60ed-7a7a-b6a6-883bd1367c19" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesMITYIncDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesMITYIncDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesMITYIncDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-79cc-858c-d9e651d59ad5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-70d3-808f-023242c43a8d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-79cc-858c-d9e651d59ad5" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-70d3-808f-023242c43a8d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7a5d-affb-68c9ad1b1546" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-70d3-808f-023242c43a8d" xlink:to="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7a5d-affb-68c9ad1b1546" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7647-ac97-856456a3a254" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7a5d-affb-68c9ad1b1546" xlink:to="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7647-ac97-856456a3a254" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7627-919c-a7669888a04e" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7647-ac97-856456a3a254" xlink:to="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7627-919c-a7669888a04e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7085-bedc-b543a3257b64" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-70d3-808f-023242c43a8d" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7085-bedc-b543a3257b64" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-785b-b4d6-f7849be76502" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7085-bedc-b543a3257b64" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-785b-b4d6-f7849be76502" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019f0237-60ed-7518-b2fc-d4b8a2e2895a" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-785b-b4d6-f7849be76502" xlink:to="loc_srt_SubsidiariesMember_019f0237-60ed-7518-b2fc-d4b8a2e2895a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019f0237-60ed-7850-b841-f37357b25349" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-70d3-808f-023242c43a8d" xlink:to="loc_srt_OwnershipAxis_019f0237-60ed-7850-b841-f37357b25349" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019f0237-60ed-70c0-8686-c8bd680d696b" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019f0237-60ed-7850-b841-f37357b25349" xlink:to="loc_srt_OwnershipDomain_019f0237-60ed-70c0-8686-c8bd680d696b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MITYHoldingsOfDelawareIncMember_019f0237-60ed-7969-b066-a530093408de" xlink:href="psec-20260630.xsd#psec_MITYHoldingsOfDelawareIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-70c0-8686-c8bd680d696b" xlink:to="loc_psec_MITYHoldingsOfDelawareIncMember_019f0237-60ed-7969-b066-a530093408de" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MITYIncMember_019f0237-60ed-7bbe-922d-c999b6131307" xlink:href="psec-20260630.xsd#psec_MITYIncMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-70c0-8686-c8bd680d696b" xlink:to="loc_psec_MITYIncMember_019f0237-60ed-7bbe-922d-c999b6131307" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MITYLiteIncMember_019f0237-60ed-715f-a544-1a235c4f6c79" xlink:href="psec-20260630.xsd#psec_MITYLiteIncMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-70c0-8686-c8bd680d696b" xlink:to="loc_psec_MITYLiteIncMember_019f0237-60ed-715f-a544-1a235c4f6c79" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BrodaUSAIncMember_019f0237-60ed-735f-ba1e-f081d94b07ad" xlink:href="psec-20260630.xsd#psec_BrodaUSAIncMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-70c0-8686-c8bd680d696b" xlink:to="loc_psec_BrodaUSAIncMember_019f0237-60ed-735f-ba1e-f081d94b07ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BrodaEnterprisesULCMember_019f0237-60ed-7ea7-b516-a20bd6f12033" xlink:href="psec-20260630.xsd#psec_BrodaEnterprisesULCMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-70c0-8686-c8bd680d696b" xlink:to="loc_psec_BrodaEnterprisesULCMember_019f0237-60ed-7ea7-b516-a20bd6f12033" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MITYFSCIncMember_019f0237-60ed-72b7-b46c-143d3b657944" xlink:href="psec-20260630.xsd#psec_MITYFSCIncMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-70c0-8686-c8bd680d696b" xlink:to="loc_psec_MITYFSCIncMember_019f0237-60ed-72b7-b46c-143d3b657944" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_BordaCanadaMember_019f0284-ed50-7e17-a06a-7fcd95f644ff" xlink:href="psec-20260630.xsd#psec_BordaCanadaMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-70c0-8686-c8bd680d696b" xlink:to="loc_psec_BordaCanadaMember_019f0284-ed50-7e17-a06a-7fcd95f644ff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019f0237-60ed-73c0-b117-508767d48477" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-70d3-808f-023242c43a8d" xlink:to="loc_dei_LegalEntityAxis_019f0237-60ed-73c0-b117-508767d48477" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019f0237-60ed-7866-b443-48291cd4e088" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019f0237-60ed-73c0-b117-508767d48477" xlink:to="loc_dei_EntityDomain_019f0237-60ed-7866-b443-48291cd4e088" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MITYHoldingsOfDelawareIncMember_019f0237-60ed-7685-bada-45fa466a78e8" xlink:href="psec-20260630.xsd#psec_MITYHoldingsOfDelawareIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-7866-b443-48291cd4e088" xlink:to="loc_psec_MITYHoldingsOfDelawareIncMember_019f0237-60ed-7685-bada-45fa466a78e8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MITYIncMember_019f0237-60ed-7042-9d83-19360098c37f" xlink:href="psec-20260630.xsd#psec_MITYIncMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-7866-b443-48291cd4e088" xlink:to="loc_psec_MITYIncMember_019f0237-60ed-7042-9d83-19360098c37f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019f0237-60ed-76bf-87cd-ddfd32b0bf91" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_CounterpartyNameAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-70d3-808f-023242c43a8d" xlink:to="loc_srt_CounterpartyNameAxis_019f0237-60ed-76bf-87cd-ddfd32b0bf91" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7b3f-8b8a-61a2675d6efe" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_019f0237-60ed-76bf-87cd-ddfd32b0bf91" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7b3f-8b8a-61a2675d6efe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectAdministrationMember_019f0237-60ed-7c80-b8d8-3cd25170005f" xlink:href="psec-20260630.xsd#psec_ProspectAdministrationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7b3f-8b8a-61a2675d6efe" xlink:to="loc_psec_ProspectAdministrationMember_019f0237-60ed-7c80-b8d8-3cd25170005f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-72b6-b567-73eeff379a6a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-70d3-808f-023242c43a8d" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-72b6-b567-73eeff379a6a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-77e3-97a5-5a73c50f85a7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-72b6-b567-73eeff379a6a" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-77e3-97a5-5a73c50f85a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7ed8-8bce-2c56296da75b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-72b6-b567-73eeff379a6a" xlink:to="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7ed8-8bce-2c56296da75b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019f0237-60ed-79c8-ba2a-f36d992631ce" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-72b6-b567-73eeff379a6a" xlink:to="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019f0237-60ed-79c8-ba2a-f36d992631ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_019f0237-60ed-7ce2-ae50-ee591bb845e4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherIncome"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-72b6-b567-73eeff379a6a" xlink:to="loc_us-gaap_OtherIncome_019f0237-60ed-7ce2-ae50-ee591bb845e4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FeeIncome_019f0237-60ed-718f-887f-7639ff9e5842" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FeeIncome"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-72b6-b567-73eeff379a6a" xlink:to="loc_us-gaap_FeeIncome_019f0237-60ed-718f-887f-7639ff9e5842" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-7eeb-ad63-bd4155dd558e" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyProfessionalFeeIncome"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-72b6-b567-73eeff379a6a" xlink:to="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-7eeb-ad63-bd4155dd558e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019f0237-60ed-7973-a603-6f117e035803" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtAndEquitySecuritiesRealizedGainLoss"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-72b6-b567-73eeff379a6a" xlink:to="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019f0237-60ed-7973-a603-6f117e035803" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-7edd-9d7d-aabf91b2d285" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyAdditionalInvestment"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-72b6-b567-73eeff379a6a" xlink:to="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-7edd-9d7d-aabf91b2d285" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0237-60ed-73d1-9c67-2c194493bff2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromCollectionOfLoansReceivable"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-72b6-b567-73eeff379a6a" xlink:to="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0237-60ed-73d1-9c67-2c194493bff2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_019f0237-60ed-7b0b-9b5a-f6cea5070339" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestReceivable"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-72b6-b567-73eeff379a6a" xlink:to="loc_us-gaap_InterestReceivable_019f0237-60ed-7b0b-9b5a-f6cea5070339" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019f0237-60ed-78ca-a334-5cfe7e175c4f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-72b6-b567-73eeff379a6a" xlink:to="loc_us-gaap_OtherReceivables_019f0237-60ed-78ca-a334-5cfe7e175c4f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesNationalPropertyREITCorpDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesNationalPropertyREITCorpDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesNationalPropertyREITCorpDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-7591-a5eb-3dc94c4970c6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7f08-8165-eb4dcbf64cac" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-7591-a5eb-3dc94c4970c6" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7f08-8165-eb4dcbf64cac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7939-a130-bc4181c6dce6" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7f08-8165-eb4dcbf64cac" xlink:to="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7939-a130-bc4181c6dce6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019f0237-60ed-75c6-96dd-4fc7758de72b" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7939-a130-bc4181c6dce6" xlink:to="loc_srt_ConsolidationItemsDomain_019f0237-60ed-75c6-96dd-4fc7758de72b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-707a-9886-742a652965e3" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019f0237-60ed-75c6-96dd-4fc7758de72b" xlink:to="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-707a-9886-742a652965e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7b94-bd4c-51cfb3aeaccc" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7f08-8165-eb4dcbf64cac" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7b94-bd4c-51cfb3aeaccc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-70d0-8a1a-71b26db9a15f" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7b94-bd4c-51cfb3aeaccc" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-70d0-8a1a-71b26db9a15f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019f0237-60ed-74d7-bc4a-97c6563aff92" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-70d0-8a1a-71b26db9a15f" xlink:to="loc_srt_SubsidiariesMember_019f0237-60ed-74d7-bc4a-97c6563aff92" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019f0237-60ed-7362-9268-8515145d1ca0" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7f08-8165-eb4dcbf64cac" xlink:to="loc_srt_OwnershipAxis_019f0237-60ed-7362-9268-8515145d1ca0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019f0237-60ed-7282-a8f8-f883ff897a20" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019f0237-60ed-7362-9268-8515145d1ca0" xlink:to="loc_srt_OwnershipDomain_019f0237-60ed-7282-a8f8-f883ff897a20" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NPHPropertyHoldingsLLCMember_019f0237-60ed-70d6-9738-c17902c41828" xlink:href="psec-20260630.xsd#psec_NPHPropertyHoldingsLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7282-a8f8-f883ff897a20" xlink:to="loc_psec_NPHPropertyHoldingsLLCMember_019f0237-60ed-70d6-9738-c17902c41828" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NationalPropertyREITCorpMember_019f0237-60ed-72c3-ba69-aba2bf34da54" xlink:href="psec-20260630.xsd#psec_NationalPropertyREITCorpMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7282-a8f8-f883ff897a20" xlink:to="loc_psec_NationalPropertyREITCorpMember_019f0237-60ed-72c3-ba69-aba2bf34da54" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019f0237-60ed-735d-a6ac-3115b7706550" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7f08-8165-eb4dcbf64cac" xlink:to="loc_dei_LegalEntityAxis_019f0237-60ed-735d-a6ac-3115b7706550" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019f0237-60ed-728e-aa75-e5ac890e0ecb" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019f0237-60ed-735d-a6ac-3115b7706550" xlink:to="loc_dei_EntityDomain_019f0237-60ed-728e-aa75-e5ac890e0ecb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NPHPropertyHoldingsLLCMember_019f0237-60ed-7c32-a596-98f35008c554" xlink:href="psec-20260630.xsd#psec_NPHPropertyHoldingsLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-728e-aa75-e5ac890e0ecb" xlink:to="loc_psec_NPHPropertyHoldingsLLCMember_019f0237-60ed-7c32-a596-98f35008c554" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NationalPropertyREITCorpMember_019f0237-60ed-7af9-9620-5d3692bf1e30" xlink:href="psec-20260630.xsd#psec_NationalPropertyREITCorpMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-728e-aa75-e5ac890e0ecb" xlink:to="loc_psec_NationalPropertyREITCorpMember_019f0237-60ed-7af9-9620-5d3692bf1e30" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_019f0237-60ed-791f-b750-c90d394f02c5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7f08-8165-eb4dcbf64cac" xlink:to="loc_us-gaap_StatementClassOfStockAxis_019f0237-60ed-791f-b750-c90d394f02c5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019f0237-60ed-7c1e-bb58-b2bffe128480" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019f0237-60ed-791f-b750-c90d394f02c5" xlink:to="loc_us-gaap_ClassOfStockDomain_019f0237-60ed-7c1e-bb58-b2bffe128480" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_SeriesACumulativeNonVotingPreferredStockMember_019f0237-60ed-7e9f-a03c-24225cf3e852" xlink:href="psec-20260630.xsd#psec_SeriesACumulativeNonVotingPreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019f0237-60ed-7c1e-bb58-b2bffe128480" xlink:to="loc_psec_SeriesACumulativeNonVotingPreferredStockMember_019f0237-60ed-7e9f-a03c-24225cf3e852" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019f0237-60ed-78a8-ae78-083f5d4ac684" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_CounterpartyNameAxis"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7f08-8165-eb4dcbf64cac" xlink:to="loc_srt_CounterpartyNameAxis_019f0237-60ed-78a8-ae78-083f5d4ac684" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-730e-8f74-c41137d7f7c6" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_019f0237-60ed-78a8-ae78-083f5d4ac684" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-730e-8f74-c41137d7f7c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NPRCAndSubsidiariesMember_019f0237-60ed-7be0-8f2c-de2dadc74576" xlink:href="psec-20260630.xsd#psec_NPRCAndSubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-730e-8f74-c41137d7f7c6" xlink:to="loc_psec_NPRCAndSubsidiariesMember_019f0237-60ed-7be0-8f2c-de2dadc74576" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectAdministrationMember_019f0237-60ed-778c-bbc9-3dd1f4ecccb2" xlink:href="psec-20260630.xsd#psec_ProspectAdministrationMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-730e-8f74-c41137d7f7c6" xlink:to="loc_psec_ProspectAdministrationMember_019f0237-60ed-778c-bbc9-3dd1f4ecccb2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-78d7-b34c-0c5db819264e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7f08-8165-eb4dcbf64cac" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-78d7-b34c-0c5db819264e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-7e5f-928c-1c99d459e40f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-78d7-b34c-0c5db819264e" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-7e5f-928c-1c99d459e40f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesIssued_019f0237-60ed-72c7-9ddf-8d41c003ee14" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SharesIssued"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-78d7-b34c-0c5db819264e" xlink:to="loc_us-gaap_SharesIssued_019f0237-60ed-72c7-9ddf-8d41c003ee14" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NumberOfAccreditedInvestors_019f0237-60ed-74e9-bb0e-1ba968a0a0fe" xlink:href="psec-20260630.xsd#psec_NumberOfAccreditedInvestors"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-78d7-b34c-0c5db819264e" xlink:to="loc_psec_NumberOfAccreditedInvestors_019f0237-60ed-74e9-bb0e-1ba968a0a0fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockDividendRatePercentage_019f0237-60ed-778e-99b7-41d5fac730da" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockDividendRatePercentage"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-78d7-b34c-0c5db819264e" xlink:to="loc_us-gaap_PreferredStockDividendRatePercentage_019f0237-60ed-778e-99b7-41d5fac730da" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedBalancePrincipalAmount_019f0237-60ed-715d-aedf-775ea428b97b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedBalancePrincipalAmount"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-78d7-b34c-0c5db819264e" xlink:to="loc_us-gaap_InvestmentOwnedBalancePrincipalAmount_019f0237-60ed-715d-aedf-775ea428b97b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0237-60ed-7628-a7be-d620bed0e3fd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromCollectionOfLoansReceivable"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-78d7-b34c-0c5db819264e" xlink:to="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0237-60ed-7628-a7be-d620bed0e3fd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-75b5-8909-6525a3e121ed" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-78d7-b34c-0c5db819264e" xlink:to="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-75b5-8909-6525a3e121ed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019f0237-60ed-7a26-ba41-02ed30cd3495" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-78d7-b34c-0c5db819264e" xlink:to="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019f0237-60ed-7a26-ba41-02ed30cd3495" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ResidualProfitInterestOtherIncome_019f0237-60ed-7bb3-81be-06855624a564" xlink:href="psec-20260630.xsd#psec_ResidualProfitInterestOtherIncome"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-78d7-b34c-0c5db819264e" xlink:to="loc_psec_ResidualProfitInterestOtherIncome_019f0237-60ed-7bb3-81be-06855624a564" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_019f0237-60ed-7418-a687-c13c58de8b0d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherIncome"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-78d7-b34c-0c5db819264e" xlink:to="loc_us-gaap_OtherIncome_019f0237-60ed-7418-a687-c13c58de8b0d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FeeIncome_019f0237-60ed-7def-a220-e6a2179e8402" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FeeIncome"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-78d7-b34c-0c5db819264e" xlink:to="loc_us-gaap_FeeIncome_019f0237-60ed-7def-a220-e6a2179e8402" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-78da-b073-9b920f466538" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyProfessionalFeeIncome"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-78d7-b34c-0c5db819264e" xlink:to="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-78da-b073-9b920f466538" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-7fa8-9be4-406f187e067e" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyAdditionalInvestment"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-78d7-b34c-0c5db819264e" xlink:to="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-7fa8-9be4-406f187e067e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestCostsCapitalized_019f0237-60ed-7704-8436-d82d5cbde040" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestCostsCapitalized"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-78d7-b34c-0c5db819264e" xlink:to="loc_us-gaap_InterestCostsCapitalized_019f0237-60ed-7704-8436-d82d5cbde040" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0237-60ed-7f30-ad88-d5efe9461718" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromCollectionOfLoansReceivable"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_019f0237-60ed-7808-a07a-507c69f9caec" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestReceivable"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-78d7-b34c-0c5db819264e" xlink:to="loc_us-gaap_InterestReceivable_019f0237-60ed-7808-a07a-507c69f9caec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019f0237-60ed-7513-9c21-aefd791151b1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-78d7-b34c-0c5db819264e" xlink:to="loc_us-gaap_OtherReceivables_019f0237-60ed-7513-9c21-aefd791151b1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesNationwideLoanCompanyLLCDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesNationwideLoanCompanyLLCDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesNationwideLoanCompanyLLCDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-7eb5-82a9-a56d8d57de3f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d7d-befc-b138c62d86f4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-7eb5-82a9-a56d8d57de3f" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d7d-befc-b138c62d86f4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7ec2-bd30-8923f67af2fc" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d7d-befc-b138c62d86f4" xlink:to="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7ec2-bd30-8923f67af2fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7d08-a75e-23ea4430b262" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7ec2-bd30-8923f67af2fc" xlink:to="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7d08-a75e-23ea4430b262" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7650-a3ba-fb290788a1e8" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7d08-a75e-23ea4430b262" xlink:to="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7650-a3ba-fb290788a1e8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-76e3-a27f-17ce35d7b899" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d7d-befc-b138c62d86f4" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-76e3-a27f-17ce35d7b899" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-71b8-872b-3b9d7bed45f1" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-76e3-a27f-17ce35d7b899" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-71b8-872b-3b9d7bed45f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019f0237-60ed-7f56-8e10-74796d140ad2" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-71b8-872b-3b9d7bed45f1" xlink:to="loc_srt_SubsidiariesMember_019f0237-60ed-7f56-8e10-74796d140ad2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019f0237-60ed-7cbd-aaea-0a6167534688" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d7d-befc-b138c62d86f4" xlink:to="loc_srt_OwnershipAxis_019f0237-60ed-7cbd-aaea-0a6167534688" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019f0237-60ed-7e2c-9e32-6a7c8adc8c47" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019f0237-60ed-7cbd-aaea-0a6167534688" xlink:to="loc_srt_OwnershipDomain_019f0237-60ed-7e2c-9e32-6a7c8adc8c47" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NationwideAcceptanceHoldingsLLCMember_019f0237-60ed-7a6d-a9a8-972f532c0a67" xlink:href="psec-20260630.xsd#psec_NationwideAcceptanceHoldingsLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7e2c-9e32-6a7c8adc8c47" xlink:to="loc_psec_NationwideAcceptanceHoldingsLLCMember_019f0237-60ed-7a6d-a9a8-972f532c0a67" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NationwideLoanCompanyLLCMember_019f0237-60ed-74b1-b384-fdfbaaacb742" xlink:href="psec-20260630.xsd#psec_NationwideLoanCompanyLLCMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7e2c-9e32-6a7c8adc8c47" xlink:to="loc_psec_NationwideLoanCompanyLLCMember_019f0237-60ed-74b1-b384-fdfbaaacb742" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019f0237-60ed-74ee-bc28-0ce2b436f5cf" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d7d-befc-b138c62d86f4" xlink:to="loc_dei_LegalEntityAxis_019f0237-60ed-74ee-bc28-0ce2b436f5cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019f0237-60ed-7eaf-b5ae-c9944c157c35" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019f0237-60ed-74ee-bc28-0ce2b436f5cf" xlink:to="loc_dei_EntityDomain_019f0237-60ed-7eaf-b5ae-c9944c157c35" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NationwideAcceptanceHoldingsLLCMember_019f0237-60ed-73cb-b892-bb71349764a1" xlink:href="psec-20260630.xsd#psec_NationwideAcceptanceHoldingsLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-7eaf-b5ae-c9944c157c35" xlink:to="loc_psec_NationwideAcceptanceHoldingsLLCMember_019f0237-60ed-73cb-b892-bb71349764a1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualAxis_019f0237-60ed-7af3-8097-ce5484e6acca" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_TitleOfIndividualAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d7d-befc-b138c62d86f4" xlink:to="loc_srt_TitleOfIndividualAxis_019f0237-60ed-7af3-8097-ce5484e6acca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_019f0237-60ed-7ac4-8bce-181755f354a8" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_TitleOfIndividualWithRelationshipToEntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_TitleOfIndividualAxis_019f0237-60ed-7af3-8097-ce5484e6acca" xlink:to="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_019f0237-60ed-7ac4-8bce-181755f354a8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MembersOfNationwideManagementMember_019f0237-60ed-772c-97ff-33f9fb5ae2bf" xlink:href="psec-20260630.xsd#psec_MembersOfNationwideManagementMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_019f0237-60ed-7ac4-8bce-181755f354a8" xlink:to="loc_psec_MembersOfNationwideManagementMember_019f0237-60ed-772c-97ff-33f9fb5ae2bf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019f0237-60ed-781f-b251-bd0778a4c477" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_CounterpartyNameAxis"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d7d-befc-b138c62d86f4" xlink:to="loc_srt_CounterpartyNameAxis_019f0237-60ed-781f-b251-bd0778a4c477" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7a8c-81e3-39d62fc4de0e" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_019f0237-60ed-781f-b251-bd0778a4c477" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7a8c-81e3-39d62fc4de0e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectAdministrationMember_019f0237-60ed-75cd-bb1d-4ca6943ff23a" xlink:href="psec-20260630.xsd#psec_ProspectAdministrationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7a8c-81e3-39d62fc4de0e" xlink:to="loc_psec_ProspectAdministrationMember_019f0237-60ed-75cd-bb1d-4ca6943ff23a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c28-9329-462f1fb30d21" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d7d-befc-b138c62d86f4" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c28-9329-462f1fb30d21" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-7f1c-9853-38afee9c9890" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c28-9329-462f1fb30d21" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-7f1c-9853-38afee9c9890" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtConversionConvertedInstrumentAmount1_019f0237-60ed-7ebc-8751-f7f8b0e49708" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtConversionConvertedInstrumentAmount1"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c28-9329-462f1fb30d21" xlink:to="loc_us-gaap_DebtConversionConvertedInstrumentAmount1_019f0237-60ed-7ebc-8751-f7f8b0e49708" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7a46-a65a-6100bb642b57" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c28-9329-462f1fb30d21" xlink:to="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7a46-a65a-6100bb642b57" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019f0237-60ed-7cce-bfd7-c8a87d1aefed" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c28-9329-462f1fb30d21" xlink:to="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019f0237-60ed-7cce-bfd7-c8a87d1aefed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_019f0237-60ed-7381-8e44-707657d156b7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherIncome"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c28-9329-462f1fb30d21" xlink:to="loc_us-gaap_OtherIncome_019f0237-60ed-7381-8e44-707657d156b7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FeeIncome_019f0237-60ed-79ec-99d6-fe73e4d45245" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FeeIncome"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c28-9329-462f1fb30d21" xlink:to="loc_us-gaap_FeeIncome_019f0237-60ed-79ec-99d6-fe73e4d45245" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-724a-bbfc-644aaefc67e0" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyProfessionalFeeIncome"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c28-9329-462f1fb30d21" xlink:to="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-724a-bbfc-644aaefc67e0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-78ba-997f-15ec22737b5a" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyAdditionalInvestment"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c28-9329-462f1fb30d21" xlink:to="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-78ba-997f-15ec22737b5a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestCostsCapitalized_019f0237-60ed-78ec-b42d-104a3e00684a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestCostsCapitalized"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c28-9329-462f1fb30d21" xlink:to="loc_us-gaap_InterestCostsCapitalized_019f0237-60ed-78ec-b42d-104a3e00684a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_019f0237-60ed-7f45-b5ff-cacaa2e47dff" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestReceivable"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c28-9329-462f1fb30d21" xlink:to="loc_us-gaap_InterestReceivable_019f0237-60ed-7f45-b5ff-cacaa2e47dff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019f0237-60ed-75e3-aaf5-eceb5c8eaedc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c28-9329-462f1fb30d21" xlink:to="loc_us-gaap_OtherReceivables_019f0237-60ed-75e3-aaf5-eceb5c8eaedc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesNMMBIncDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesNMMBIncDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesNMMBIncDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-752d-a5ce-cad87131a14c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-71ff-a9a3-5eb536931ecc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-752d-a5ce-cad87131a14c" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-71ff-a9a3-5eb536931ecc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019f0237-60ed-71fa-a86a-b1547835df9a" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-71ff-a9a3-5eb536931ecc" xlink:to="loc_srt_ConsolidationItemsAxis_019f0237-60ed-71fa-a86a-b1547835df9a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019f0237-60ed-783a-99e3-be40b13644a3" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019f0237-60ed-71fa-a86a-b1547835df9a" xlink:to="loc_srt_ConsolidationItemsDomain_019f0237-60ed-783a-99e3-be40b13644a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7b2c-bb61-4c5ebfd0a629" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019f0237-60ed-783a-99e3-be40b13644a3" xlink:to="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7b2c-bb61-4c5ebfd0a629" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-71b3-ad0c-12e691c4841f" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-71ff-a9a3-5eb536931ecc" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-71b3-ad0c-12e691c4841f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7988-8a72-fa47b4eb6924" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-71b3-ad0c-12e691c4841f" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7988-8a72-fa47b4eb6924" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019f0237-60ed-70ff-9d17-f9fd7f72940a" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7988-8a72-fa47b4eb6924" xlink:to="loc_srt_SubsidiariesMember_019f0237-60ed-70ff-9d17-f9fd7f72940a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019f0237-60ed-79a6-b497-f298fee34cef" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-71ff-a9a3-5eb536931ecc" xlink:to="loc_srt_OwnershipAxis_019f0237-60ed-79a6-b497-f298fee34cef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019f0237-60ed-7438-89b8-665d6f0400fe" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019f0237-60ed-79a6-b497-f298fee34cef" xlink:to="loc_srt_OwnershipDomain_019f0237-60ed-7438-89b8-665d6f0400fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NMMBHoldingsIncMember_019f0237-60ed-7548-b0cd-e598d7cc7adf" xlink:href="psec-20260630.xsd#psec_NMMBHoldingsIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7438-89b8-665d6f0400fe" xlink:to="loc_psec_NMMBHoldingsIncMember_019f0237-60ed-7548-b0cd-e598d7cc7adf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NMMBIncMember_019f0237-60ed-7259-bd8f-809724189fc9" xlink:href="psec-20260630.xsd#psec_NMMBIncMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7438-89b8-665d6f0400fe" xlink:to="loc_psec_NMMBIncMember_019f0237-60ed-7259-bd8f-809724189fc9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ArmedForcesCommunicationsIncMember_019f0237-60ed-76ad-81ad-01c261458597" xlink:href="psec-20260630.xsd#psec_ArmedForcesCommunicationsIncMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7438-89b8-665d6f0400fe" xlink:to="loc_psec_ArmedForcesCommunicationsIncMember_019f0237-60ed-76ad-81ad-01c261458597" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019f0237-60ed-7ce9-9048-df253b803cd7" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-71ff-a9a3-5eb536931ecc" xlink:to="loc_dei_LegalEntityAxis_019f0237-60ed-7ce9-9048-df253b803cd7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019f0237-60ed-7172-9f2f-d8bcbd3f378a" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019f0237-60ed-7ce9-9048-df253b803cd7" xlink:to="loc_dei_EntityDomain_019f0237-60ed-7172-9f2f-d8bcbd3f378a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NMMBHoldingsIncMember_019f0237-60ed-7be5-9450-aabbb36857c8" xlink:href="psec-20260630.xsd#psec_NMMBHoldingsIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-7172-9f2f-d8bcbd3f378a" xlink:to="loc_psec_NMMBHoldingsIncMember_019f0237-60ed-7be5-9450-aabbb36857c8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RefuelAgencyIncMember_019f0237-60ed-706f-806a-ba38a2f2914a" xlink:href="psec-20260630.xsd#psec_RefuelAgencyIncMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-7172-9f2f-d8bcbd3f378a" xlink:to="loc_psec_RefuelAgencyIncMember_019f0237-60ed-706f-806a-ba38a2f2914a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NMMBIncMember_019f0237-60ed-7a74-8bc1-1ae204d3764c" xlink:href="psec-20260630.xsd#psec_NMMBIncMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-7172-9f2f-d8bcbd3f378a" xlink:to="loc_psec_NMMBIncMember_019f0237-60ed-7a74-8bc1-1ae204d3764c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019f0237-60ed-7239-9c90-a00456a1cfa7" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_CounterpartyNameAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-71ff-a9a3-5eb536931ecc" xlink:to="loc_srt_CounterpartyNameAxis_019f0237-60ed-7239-9c90-a00456a1cfa7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7b3f-bc80-01f475a66d25" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_019f0237-60ed-7239-9c90-a00456a1cfa7" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7b3f-bc80-01f475a66d25" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectAdministrationMember_019f0237-60ed-7e09-ad27-a557853a4d14" xlink:href="psec-20260630.xsd#psec_ProspectAdministrationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7b3f-bc80-01f475a66d25" xlink:to="loc_psec_ProspectAdministrationMember_019f0237-60ed-7e09-ad27-a557853a4d14" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7eed-bf58-64b6e7c4d90e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-71ff-a9a3-5eb536931ecc" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7eed-bf58-64b6e7c4d90e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-79cc-94fb-ae41eae2d408" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7eed-bf58-64b6e7c4d90e" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-79cc-94fb-ae41eae2d408" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-73b3-9ea5-fda6b5866642" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7eed-bf58-64b6e7c4d90e" xlink:to="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-73b3-9ea5-fda6b5866642" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendIncomeOperating_019f0237-60ed-7235-bf48-82d3591ef122" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendIncomeOperating"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7eed-bf58-64b6e7c4d90e" xlink:to="loc_us-gaap_DividendIncomeOperating_019f0237-60ed-7235-bf48-82d3591ef122" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FeeIncome_019f0237-60ed-7ff9-8c93-6fb56857ecbb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FeeIncome"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7eed-bf58-64b6e7c4d90e" xlink:to="loc_us-gaap_FeeIncome_019f0237-60ed-7ff9-8c93-6fb56857ecbb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019f0237-60ed-78d9-b878-49a7fe503a2d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtAndEquitySecuritiesRealizedGainLoss"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7eed-bf58-64b6e7c4d90e" xlink:to="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019f0237-60ed-78d9-b878-49a7fe503a2d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-750d-a99c-996b4dd7cf1f" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyProfessionalFeeIncome"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7eed-bf58-64b6e7c4d90e" xlink:to="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-750d-a99c-996b4dd7cf1f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_019f0237-60ed-70ae-b1b7-3ed1c4200868" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestReceivable"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7eed-bf58-64b6e7c4d90e" xlink:to="loc_us-gaap_InterestReceivable_019f0237-60ed-70ae-b1b7-3ed1c4200868" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019f0237-60ed-7270-b935-73fb2a0d1168" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7eed-bf58-64b6e7c4d90e" xlink:to="loc_us-gaap_OtherReceivables_019f0237-60ed-7270-b935-73fb2a0d1168" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesPacificWorldCorporationDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesPacificWorldCorporationDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesPacificWorldCorporationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-70e5-9b23-31e61b2c912c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d82-8a4a-6a3bc84188cc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-70e5-9b23-31e61b2c912c" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d82-8a4a-6a3bc84188cc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019f0237-60ed-723e-bc32-826476e261c0" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d82-8a4a-6a3bc84188cc" xlink:to="loc_srt_ConsolidationItemsAxis_019f0237-60ed-723e-bc32-826476e261c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7040-b1d8-a702a03cb383" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019f0237-60ed-723e-bc32-826476e261c0" xlink:to="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7040-b1d8-a702a03cb383" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7796-8749-5337f331d58b" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019f0237-60ed-7040-b1d8-a702a03cb383" xlink:to="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7796-8749-5337f331d58b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7a14-92ed-a371d0aba98b" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d82-8a4a-6a3bc84188cc" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7a14-92ed-a371d0aba98b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7b90-bcfd-4846853823dd" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7a14-92ed-a371d0aba98b" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7b90-bcfd-4846853823dd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019f0237-60ed-7e8a-96b5-080d51ab4318" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7b90-bcfd-4846853823dd" xlink:to="loc_srt_SubsidiariesMember_019f0237-60ed-7e8a-96b5-080d51ab4318" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019f0237-60ed-7d12-bc7f-7f6f17a77bd6" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d82-8a4a-6a3bc84188cc" xlink:to="loc_srt_OwnershipAxis_019f0237-60ed-7d12-bc7f-7f6f17a77bd6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019f0237-60ed-7d8a-91e8-815b1da5488f" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019f0237-60ed-7d12-bc7f-7f6f17a77bd6" xlink:to="loc_srt_OwnershipDomain_019f0237-60ed-7d8a-91e8-815b1da5488f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PacificWorldCorporationMember_019f0237-60ed-7c54-ae1b-fdd7dc019746" xlink:href="psec-20260630.xsd#psec_PacificWorldCorporationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7d8a-91e8-815b1da5488f" xlink:to="loc_psec_PacificWorldCorporationMember_019f0237-60ed-7c54-ae1b-fdd7dc019746" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019f0237-60ed-7a52-b8a7-23e0be4e19d0" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d82-8a4a-6a3bc84188cc" xlink:to="loc_dei_LegalEntityAxis_019f0237-60ed-7a52-b8a7-23e0be4e19d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019f0237-60ed-7656-9c90-bbc922f4e85a" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019f0237-60ed-7a52-b8a7-23e0be4e19d0" xlink:to="loc_dei_EntityDomain_019f0237-60ed-7656-9c90-bbc922f4e85a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PacificWorldCorporationMember_019f0237-60ed-7ba5-bdfe-992d84c2f522" xlink:href="psec-20260630.xsd#psec_PacificWorldCorporationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-7656-9c90-bbc922f4e85a" xlink:to="loc_psec_PacificWorldCorporationMember_019f0237-60ed-7ba5-bdfe-992d84c2f522" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019feea5-6797-75c2-a45c-65bad595397d" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_CounterpartyNameAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d82-8a4a-6a3bc84188cc" xlink:to="loc_srt_CounterpartyNameAxis_019feea5-6797-75c2-a45c-65bad595397d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019feea5-6797-7723-a7a3-bdc20784c1f7" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_019feea5-6797-75c2-a45c-65bad595397d" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019feea5-6797-7723-a7a3-bdc20784c1f7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectAdministrationMember_019feea5-b387-79d0-971a-2e8f37dfc1e3" xlink:href="psec-20260630.xsd#psec_ProspectAdministrationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019feea5-6797-7723-a7a3-bdc20784c1f7" xlink:to="loc_psec_ProspectAdministrationMember_019feea5-b387-79d0-971a-2e8f37dfc1e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7cf6-a491-17132bdd4a2d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7d82-8a4a-6a3bc84188cc" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7cf6-a491-17132bdd4a2d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_LimitedLiabilityCompanyOrLimitedPartnershipMembersOrLimitedPartnersPreferredEquityOwnershipInterest_019f0237-60ed-7854-9a62-5bdac10bd12a" xlink:href="psec-20260630.xsd#psec_LimitedLiabilityCompanyOrLimitedPartnershipMembersOrLimitedPartnersPreferredEquityOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7cf6-a491-17132bdd4a2d" xlink:to="loc_psec_LimitedLiabilityCompanyOrLimitedPartnershipMembersOrLimitedPartnersPreferredEquityOwnershipInterest_019f0237-60ed-7854-9a62-5bdac10bd12a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-7f8c-a80b-20146324875e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7cf6-a491-17132bdd4a2d" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-7f8c-a80b-20146324875e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7e71-85a9-430cfcecca5b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7cf6-a491-17132bdd4a2d" xlink:to="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7e71-85a9-430cfcecca5b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019f0237-60ed-7252-a275-6459294dda6c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7cf6-a491-17132bdd4a2d" xlink:to="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019f0237-60ed-7252-a275-6459294dda6c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_019f0237-60ed-7732-8365-1ce27183033d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherIncome"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7cf6-a491-17132bdd4a2d" xlink:to="loc_us-gaap_OtherIncome_019f0237-60ed-7732-8365-1ce27183033d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-7288-81b3-a5e1b31054cd" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyProfessionalFeeIncome"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7cf6-a491-17132bdd4a2d" xlink:to="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-7288-81b3-a5e1b31054cd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-7ffc-8fcb-8a2d9a4e1e03" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyAdditionalInvestment"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7cf6-a491-17132bdd4a2d" xlink:to="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-7ffc-8fcb-8a2d9a4e1e03" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestCostsCapitalized_019f0237-60ed-7eea-88e6-88c917b57bba" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestCostsCapitalized"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7cf6-a491-17132bdd4a2d" xlink:to="loc_us-gaap_InterestCostsCapitalized_019f0237-60ed-7eea-88e6-88c917b57bba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0237-60ed-7601-b253-4842385538db" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromCollectionOfLoansReceivable"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7cf6-a491-17132bdd4a2d" xlink:to="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0237-60ed-7601-b253-4842385538db" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_019f0237-60ed-7f02-aa69-7f5756f47c08" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestReceivable"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7cf6-a491-17132bdd4a2d" xlink:to="loc_us-gaap_InterestReceivable_019f0237-60ed-7f02-aa69-7f5756f47c08" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019f0237-60ed-7fcb-b476-aa387c542a6b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7cf6-a491-17132bdd4a2d" xlink:to="loc_us-gaap_OtherReceivables_019f0237-60ed-7fcb-b476-aa387c542a6b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesQCHoldingsTopCoLLCDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesQCHoldingsTopCoLLCDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesQCHoldingsTopCoLLCDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-7ba3-b6d4-b9590efa23d4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7987-9488-b81ca3e1e6e6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-7ba3-b6d4-b9590efa23d4" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7987-9488-b81ca3e1e6e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019f0237-60ed-77aa-95f3-35b69ebfdc2c" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7987-9488-b81ca3e1e6e6" xlink:to="loc_srt_OwnershipAxis_019f0237-60ed-77aa-95f3-35b69ebfdc2c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019f0237-60ed-78e5-99ae-a37989e64a6c" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019f0237-60ed-77aa-95f3-35b69ebfdc2c" xlink:to="loc_srt_OwnershipDomain_019f0237-60ed-78e5-99ae-a37989e64a6c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_QCHoldingsTopCoLLCMember_019f0237-60ed-72e7-8492-016bf8464805" xlink:href="psec-20260630.xsd#psec_QCHoldingsTopCoLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-78e5-99ae-a37989e64a6c" xlink:to="loc_psec_QCHoldingsTopCoLLCMember_019f0237-60ed-72e7-8492-016bf8464805" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-790c-b592-ae5c992ea4cf" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7987-9488-b81ca3e1e6e6" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-790c-b592-ae5c992ea4cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7e85-8401-44da2d38d398" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-790c-b592-ae5c992ea4cf" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7e85-8401-44da2d38d398" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019f0237-60ed-7be8-96c4-f10585ba679c" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7e85-8401-44da2d38d398" xlink:to="loc_srt_SubsidiariesMember_019f0237-60ed-7be8-96c4-f10585ba679c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7713-a14d-918ca2e56bb2" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7987-9488-b81ca3e1e6e6" xlink:to="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7713-a14d-918ca2e56bb2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019f0237-60ed-705b-b356-346d4e9c25b6" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7713-a14d-918ca2e56bb2" xlink:to="loc_srt_ConsolidationItemsDomain_019f0237-60ed-705b-b356-346d4e9c25b6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7ef0-bd14-070cba9c71f6" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019f0237-60ed-705b-b356-346d4e9c25b6" xlink:to="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7ef0-bd14-070cba9c71f6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019f0237-60ed-7ed9-b5e4-223f308a5c8f" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7987-9488-b81ca3e1e6e6" xlink:to="loc_dei_LegalEntityAxis_019f0237-60ed-7ed9-b5e4-223f308a5c8f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019f0237-60ed-7293-b017-78a80ac42bb2" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019f0237-60ed-7ed9-b5e4-223f308a5c8f" xlink:to="loc_dei_EntityDomain_019f0237-60ed-7293-b017-78a80ac42bb2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_QCHoldingsTopCoLLCMember_019f0237-60ed-7a73-879e-12ff701ae81a" xlink:href="psec-20260630.xsd#psec_QCHoldingsTopCoLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-7293-b017-78a80ac42bb2" xlink:to="loc_psec_QCHoldingsTopCoLLCMember_019f0237-60ed-7a73-879e-12ff701ae81a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019f0268-8155-79f9-8905-cb4292305061" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_CounterpartyNameAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7987-9488-b81ca3e1e6e6" xlink:to="loc_srt_CounterpartyNameAxis_019f0268-8155-79f9-8905-cb4292305061" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0268-8155-719f-bb5e-5444d1436d7e" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_019f0268-8155-79f9-8905-cb4292305061" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0268-8155-719f-bb5e-5444d1436d7e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectAdministrationMember_019f0268-8155-7c19-a720-5bfca375ddfb" xlink:href="psec-20260630.xsd#psec_ProspectAdministrationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0268-8155-719f-bb5e-5444d1436d7e" xlink:to="loc_psec_ProspectAdministrationMember_019f0268-8155-7c19-a720-5bfca375ddfb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-722c-8142-fd09836fcfd7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7987-9488-b81ca3e1e6e6" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-722c-8142-fd09836fcfd7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-752e-80d2-1cd0444e2f3f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-722c-8142-fd09836fcfd7" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-752e-80d2-1cd0444e2f3f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7c4e-b9d6-821cf6086821" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-722c-8142-fd09836fcfd7" xlink:to="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7c4e-b9d6-821cf6086821" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019f0237-60ed-7106-b0ec-9e0065e5e02e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-722c-8142-fd09836fcfd7" xlink:to="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019f0237-60ed-7106-b0ec-9e0065e5e02e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_019f0237-60ed-79cc-8f1a-05922cb3c521" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherIncome"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-722c-8142-fd09836fcfd7" xlink:to="loc_us-gaap_OtherIncome_019f0237-60ed-79cc-8f1a-05922cb3c521" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FeeIncome_019f0268-8155-7e5d-a072-dfde622e90f7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FeeIncome"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-722c-8142-fd09836fcfd7" xlink:to="loc_us-gaap_FeeIncome_019f0268-8155-7e5d-a072-dfde622e90f7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0268-8155-7994-bed9-28a0efdffa80" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyProfessionalFeeIncome"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-722c-8142-fd09836fcfd7" xlink:to="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0268-8155-7994-bed9-28a0efdffa80" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-7d75-986e-390e4b1b9b65" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyAdditionalInvestment"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-722c-8142-fd09836fcfd7" xlink:to="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-7d75-986e-390e4b1b9b65" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_019f0237-60ed-7c2f-90e6-a7b2816f3f0e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestReceivable"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-722c-8142-fd09836fcfd7" xlink:to="loc_us-gaap_InterestReceivable_019f0237-60ed-7c2f-90e6-a7b2816f3f0e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019f0237-60ed-752c-8f88-0df9563dff19" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-722c-8142-fd09836fcfd7" xlink:to="loc_us-gaap_OtherReceivables_019f0237-60ed-752c-8f88-0df9563dff19" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesRVIndustriesIncDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesRVIndustriesIncDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesRVIndustriesIncDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-780a-9616-9d62df60d079" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-707d-8bc1-abd2aac0c738" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-780a-9616-9d62df60d079" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-707d-8bc1-abd2aac0c738" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019f0237-60ed-747b-b127-00598c71a017" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-707d-8bc1-abd2aac0c738" xlink:to="loc_srt_ConsolidationItemsAxis_019f0237-60ed-747b-b127-00598c71a017" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019f0237-60ed-72fa-839f-186eea40cbac" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019f0237-60ed-747b-b127-00598c71a017" xlink:to="loc_srt_ConsolidationItemsDomain_019f0237-60ed-72fa-839f-186eea40cbac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7674-80df-06cb1dcb642e" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019f0237-60ed-72fa-839f-186eea40cbac" xlink:to="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7674-80df-06cb1dcb642e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7a9e-94fa-3dc2f66df61f" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-707d-8bc1-abd2aac0c738" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7a9e-94fa-3dc2f66df61f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7de7-841c-dbd53456e981" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-7a9e-94fa-3dc2f66df61f" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7de7-841c-dbd53456e981" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019f0237-60ed-79cf-a8dd-08d256f08795" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7de7-841c-dbd53456e981" xlink:to="loc_srt_SubsidiariesMember_019f0237-60ed-79cf-a8dd-08d256f08795" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019f0237-60ed-7440-986c-986bd74667a9" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-707d-8bc1-abd2aac0c738" xlink:to="loc_srt_OwnershipAxis_019f0237-60ed-7440-986c-986bd74667a9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019f0237-60ed-76de-bea2-eefaeef90759" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019f0237-60ed-7440-986c-986bd74667a9" xlink:to="loc_srt_OwnershipDomain_019f0237-60ed-76de-bea2-eefaeef90759" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RVHoldingsOfDelawareLLCMember_019f6895-9b21-790e-b10a-6221b71af20f" xlink:href="psec-20260630.xsd#psec_RVHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-76de-bea2-eefaeef90759" xlink:to="loc_psec_RVHoldingsOfDelawareLLCMember_019f6895-9b21-790e-b10a-6221b71af20f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RVIndustriesIncMember_019f0237-60ed-76d7-b2c9-29ccc157fb48" xlink:href="psec-20260630.xsd#psec_RVIndustriesIncMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-76de-bea2-eefaeef90759" xlink:to="loc_psec_RVIndustriesIncMember_019f0237-60ed-76d7-b2c9-29ccc157fb48" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualAxis_019f0237-60ed-7c87-9ec5-d85e03242a74" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_TitleOfIndividualAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-707d-8bc1-abd2aac0c738" xlink:to="loc_srt_TitleOfIndividualAxis_019f0237-60ed-7c87-9ec5-d85e03242a74" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_019f0237-60ed-7106-ac04-1366db081f68" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_TitleOfIndividualWithRelationshipToEntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_TitleOfIndividualAxis_019f0237-60ed-7c87-9ec5-d85e03242a74" xlink:to="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_019f0237-60ed-7106-ac04-1366db081f68" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MembersOfRVIndustriesManagementMember_019f0237-60ed-763b-a62c-7103da58f3cc" xlink:href="psec-20260630.xsd#psec_MembersOfRVIndustriesManagementMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_019f0237-60ed-7106-ac04-1366db081f68" xlink:to="loc_psec_MembersOfRVIndustriesManagementMember_019f0237-60ed-763b-a62c-7103da58f3cc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FinancingReceivableNameAxis_019f0237-60ed-7b16-be3e-e44457f0b3e0" xlink:href="psec-20260630.xsd#psec_FinancingReceivableNameAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-707d-8bc1-abd2aac0c738" xlink:to="loc_psec_FinancingReceivableNameAxis_019f0237-60ed-7b16-be3e-e44457f0b3e0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FinancingReceivableNameDomain_019f0237-60ed-777b-8fa8-bc4c44a41219" xlink:href="psec-20260630.xsd#psec_FinancingReceivableNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_FinancingReceivableNameAxis_019f0237-60ed-7b16-be3e-e44457f0b3e0" xlink:to="loc_psec_FinancingReceivableNameDomain_019f0237-60ed-777b-8fa8-bc4c44a41219" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeniorSubordinatedNotesMember_019f0237-60ed-73f6-9389-988bd6f9b7a3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SeniorSubordinatedNotesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_FinancingReceivableNameDomain_019f0237-60ed-777b-8fa8-bc4c44a41219" xlink:to="loc_us-gaap_SeniorSubordinatedNotesMember_019f0237-60ed-73f6-9389-988bd6f9b7a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FirstLienNoteMember_019f0237-60ed-77d0-af1c-0eccd6bff01c" xlink:href="psec-20260630.xsd#psec_FirstLienNoteMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_FinancingReceivableNameDomain_019f0237-60ed-777b-8fa8-bc4c44a41219" xlink:to="loc_psec_FirstLienNoteMember_019f0237-60ed-77d0-af1c-0eccd6bff01c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019f0237-60ed-7e9e-a6c3-edfcddb68e76" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-707d-8bc1-abd2aac0c738" xlink:to="loc_dei_LegalEntityAxis_019f0237-60ed-7e9e-a6c3-edfcddb68e76" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019f0237-60ed-737a-a47e-d6750acd3ec6" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019f0237-60ed-7e9e-a6c3-edfcddb68e76" xlink:to="loc_dei_EntityDomain_019f0237-60ed-737a-a47e-d6750acd3ec6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RVHoldingsOfDelawareLLCMember_019f6895-9b21-74bd-86bb-80d317bcab67" xlink:href="psec-20260630.xsd#psec_RVHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-737a-a47e-d6750acd3ec6" xlink:to="loc_psec_RVHoldingsOfDelawareLLCMember_019f6895-9b21-74bd-86bb-80d317bcab67" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RVIndustriesIncMember_019f0237-60ed-77f3-9fdc-1ddeef1632e3" xlink:href="psec-20260630.xsd#psec_RVIndustriesIncMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-737a-a47e-d6750acd3ec6" xlink:to="loc_psec_RVIndustriesIncMember_019f0237-60ed-77f3-9fdc-1ddeef1632e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019f0237-60ed-7d11-8384-581ed3c4e5af" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_CounterpartyNameAxis"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-707d-8bc1-abd2aac0c738" xlink:to="loc_srt_CounterpartyNameAxis_019f0237-60ed-7d11-8384-581ed3c4e5af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7dc5-b5af-cbb6a2b9902f" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_019f0237-60ed-7d11-8384-581ed3c4e5af" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7dc5-b5af-cbb6a2b9902f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectAdministrationMember_019f0237-60ed-775a-87e9-c5085da5768e" xlink:href="psec-20260630.xsd#psec_ProspectAdministrationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7dc5-b5af-cbb6a2b9902f" xlink:to="loc_psec_ProspectAdministrationMember_019f0237-60ed-775a-87e9-c5085da5768e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7a5c-8999-14288a0c27f2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-707d-8bc1-abd2aac0c738" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7a5c-8999-14288a0c27f2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-7d3d-acd0-9edecaebe3eb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7a5c-8999-14288a0c27f2" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-7d3d-acd0-9edecaebe3eb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyRecapitalizationEquitySecuritiesConverted_019f0237-60ed-7673-927d-b14309a25b2a" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyRecapitalizationEquitySecuritiesConverted"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7a5c-8999-14288a0c27f2" xlink:to="loc_psec_InvestmentCompanyRecapitalizationEquitySecuritiesConverted_019f0237-60ed-7673-927d-b14309a25b2a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedBalancePrincipalAmount_019f0237-60ed-7225-a0f3-7ea36ee22950" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedBalancePrincipalAmount"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7a5c-8999-14288a0c27f2" xlink:to="loc_us-gaap_InvestmentOwnedBalancePrincipalAmount_019f0237-60ed-7225-a0f3-7ea36ee22950" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7e96-955c-707e4e26b304" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7a5c-8999-14288a0c27f2" xlink:to="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7e96-955c-707e4e26b304" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendIncomeOperating_019f0237-60ed-7311-a13a-c1ced4e0ac78" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendIncomeOperating"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7a5c-8999-14288a0c27f2" xlink:to="loc_us-gaap_DividendIncomeOperating_019f0237-60ed-7311-a13a-c1ced4e0ac78" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019f0237-60ed-796c-876d-cd5c2af326e6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7a5c-8999-14288a0c27f2" xlink:to="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019f0237-60ed-796c-876d-cd5c2af326e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_019f0237-60ed-78cf-b4e7-90203906807d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherIncome"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7a5c-8999-14288a0c27f2" xlink:to="loc_us-gaap_OtherIncome_019f0237-60ed-78cf-b4e7-90203906807d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FeeIncome_019f0237-60ed-7b03-be6a-bd0461a39eba" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FeeIncome"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7a5c-8999-14288a0c27f2" xlink:to="loc_us-gaap_FeeIncome_019f0237-60ed-7b03-be6a-bd0461a39eba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-77cf-bfe2-dfbcded7b117" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyProfessionalFeeIncome"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7a5c-8999-14288a0c27f2" xlink:to="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-77cf-bfe2-dfbcded7b117" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-7a97-afa8-59d478952238" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyAdditionalInvestment"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7a5c-8999-14288a0c27f2" xlink:to="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-7a97-afa8-59d478952238" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_019f0237-60ed-7f94-a362-577bd4e92506" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestReceivable"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7a5c-8999-14288a0c27f2" xlink:to="loc_us-gaap_InterestReceivable_019f0237-60ed-7f94-a362-577bd4e92506" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019f0237-60ed-7761-903b-a4b0c0c844c5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7a5c-8999-14288a0c27f2" xlink:to="loc_us-gaap_OtherReceivables_019f0237-60ed-7761-903b-a4b0c0c844c5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesStrategicChemicalSolutionsCorpDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesStrategicChemicalSolutionsCorpDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesStrategicChemicalSolutionsCorpDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f026e-c865-7d3d-abdd-6d5218aa76ab" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f026e-c865-7419-b98a-9c2b60487bba" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f026e-c865-7d3d-abdd-6d5218aa76ab" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f026e-c865-7419-b98a-9c2b60487bba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FinancingReceivableNameAxis_019f026e-c865-7c50-85b9-e0c27ca6df8e" xlink:href="psec-20260630.xsd#psec_FinancingReceivableNameAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f026e-c865-7419-b98a-9c2b60487bba" xlink:to="loc_psec_FinancingReceivableNameAxis_019f026e-c865-7c50-85b9-e0c27ca6df8e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FinancingReceivableNameDomain_019f026e-c865-7eee-827b-aaf16ac1ae99" xlink:href="psec-20260630.xsd#psec_FinancingReceivableNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_FinancingReceivableNameAxis_019f026e-c865-7c50-85b9-e0c27ca6df8e" xlink:to="loc_psec_FinancingReceivableNameDomain_019f026e-c865-7eee-827b-aaf16ac1ae99" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TermLoanAMember_019f026e-c865-77c7-8ccf-4cd5c84b1bc0" xlink:href="psec-20260630.xsd#psec_TermLoanAMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_FinancingReceivableNameDomain_019f026e-c865-7eee-827b-aaf16ac1ae99" xlink:to="loc_psec_TermLoanAMember_019f026e-c865-77c7-8ccf-4cd5c84b1bc0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TermLoanBMember_019f026e-c865-76db-b95a-eb74472b8744" xlink:href="psec-20260630.xsd#psec_TermLoanBMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_FinancingReceivableNameDomain_019f026e-c865-7eee-827b-aaf16ac1ae99" xlink:to="loc_psec_TermLoanBMember_019f026e-c865-76db-b95a-eb74472b8744" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019f026e-c865-7226-b19c-66f057655c67" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_CounterpartyNameAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f026e-c865-7419-b98a-9c2b60487bba" xlink:to="loc_srt_CounterpartyNameAxis_019f026e-c865-7226-b19c-66f057655c67" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f026e-c865-7ace-9591-369defed2c99" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_019f026e-c865-7226-b19c-66f057655c67" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f026e-c865-7ace-9591-369defed2c99" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_StrategicChemicalSolutionsCorpMember_019f026e-c865-7bda-9206-bcab005b1b5f" xlink:href="psec-20260630.xsd#psec_StrategicChemicalSolutionsCorpMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f026e-c865-7ace-9591-369defed2c99" xlink:to="loc_psec_StrategicChemicalSolutionsCorpMember_019f026e-c865-7bda-9206-bcab005b1b5f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectAdministrationMember_019feec7-8d10-7bf2-a35f-c07129080448" xlink:href="psec-20260630.xsd#psec_ProspectAdministrationMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f026e-c865-7ace-9591-369defed2c99" xlink:to="loc_psec_ProspectAdministrationMember_019feec7-8d10-7bf2-a35f-c07129080448" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019f026e-c865-7549-a3f1-6d2eb9e7d26f" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f026e-c865-7419-b98a-9c2b60487bba" xlink:to="loc_srt_OwnershipAxis_019f026e-c865-7549-a3f1-6d2eb9e7d26f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019f026e-c865-7dbb-b848-ac33eef67c15" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019f026e-c865-7549-a3f1-6d2eb9e7d26f" xlink:to="loc_srt_OwnershipDomain_019f026e-c865-7dbb-b848-ac33eef67c15" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_StrategicChemicalSolutionsCorpMember_019f026e-c865-7291-aba2-5f656847d21f" xlink:href="psec-20260630.xsd#psec_StrategicChemicalSolutionsCorpMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f026e-c865-7dbb-b848-ac33eef67c15" xlink:to="loc_psec_StrategicChemicalSolutionsCorpMember_019f026e-c865-7291-aba2-5f656847d21f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019f026e-c865-738c-8e6e-2ea8d17848a2" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f026e-c865-7419-b98a-9c2b60487bba" xlink:to="loc_srt_ConsolidationItemsAxis_019f026e-c865-738c-8e6e-2ea8d17848a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019f026e-c865-7a0f-812c-dfa8f0e016c9" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019f026e-c865-738c-8e6e-2ea8d17848a2" xlink:to="loc_srt_ConsolidationItemsDomain_019f026e-c865-7a0f-812c-dfa8f0e016c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019f026e-c865-7835-a561-51cfd6017ce8" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019f026e-c865-7a0f-812c-dfa8f0e016c9" xlink:to="loc_srt_ReportableLegalEntitiesMember_019f026e-c865-7835-a561-51cfd6017ce8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019f026e-c865-711c-a4ad-0567bff8a048" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f026e-c865-7419-b98a-9c2b60487bba" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019f026e-c865-711c-a4ad-0567bff8a048" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019f026e-c865-7063-b105-f3fdb7e2ab56" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019f026e-c865-711c-a4ad-0567bff8a048" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019f026e-c865-7063-b105-f3fdb7e2ab56" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019f026e-c865-7091-8621-b3da00410572" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019f026e-c865-7063-b105-f3fdb7e2ab56" xlink:to="loc_srt_SubsidiariesMember_019f026e-c865-7091-8621-b3da00410572" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019f026e-c865-78a4-9655-6367b7dba67a" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f026e-c865-7419-b98a-9c2b60487bba" xlink:to="loc_dei_LegalEntityAxis_019f026e-c865-78a4-9655-6367b7dba67a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019f026e-c865-7007-9ea2-638026f0d8ae" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019f026e-c865-78a4-9655-6367b7dba67a" xlink:to="loc_dei_EntityDomain_019f026e-c865-7007-9ea2-638026f0d8ae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_StrategicChemicalSolutionsCorpMember_019f026e-c865-7243-a1cf-4e7dd72c3459" xlink:href="psec-20260630.xsd#psec_StrategicChemicalSolutionsCorpMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f026e-c865-7007-9ea2-638026f0d8ae" xlink:to="loc_psec_StrategicChemicalSolutionsCorpMember_019f026e-c865-7243-a1cf-4e7dd72c3459" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f026e-c865-79f7-926b-1a5b735192b8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f026e-c865-7419-b98a-9c2b60487bba" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f026e-c865-79f7-926b-1a5b735192b8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f026e-c865-72f3-905e-0cd8b5242106" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f026e-c865-79f7-926b-1a5b735192b8" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f026e-c865-72f3-905e-0cd8b5242106" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentOwnedBalancePrincipalAmount_019f026e-c865-76f5-8822-afdcf71fa831" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentOwnedBalancePrincipalAmount"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f026e-c865-79f7-926b-1a5b735192b8" xlink:to="loc_us-gaap_InvestmentOwnedBalancePrincipalAmount_019f026e-c865-76f5-8822-afdcf71fa831" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealizedInvestmentGainsLosses_019f026e-c865-73da-b637-7dee1c0db163" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RealizedInvestmentGainsLosses"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f026e-c865-79f7-926b-1a5b735192b8" xlink:to="loc_us-gaap_RealizedInvestmentGainsLosses_019f026e-c865-73da-b637-7dee1c0db163" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019f026e-c865-7264-907d-35a3dbf6b1d1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f026e-c865-79f7-926b-1a5b735192b8" xlink:to="loc_us-gaap_InterestIncomeOperating_019f026e-c865-7264-907d-35a3dbf6b1d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AdministrativeAgentFees_019f026e-c865-7390-834f-20bd9703665c" xlink:href="psec-20260630.xsd#psec_AdministrativeAgentFees"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f026e-c865-79f7-926b-1a5b735192b8" xlink:to="loc_psec_AdministrativeAgentFees_019f026e-c865-7390-834f-20bd9703665c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_019f026e-c865-7292-8fcb-772fd8143e21" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherIncome"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f026e-c865-79f7-926b-1a5b735192b8" xlink:to="loc_us-gaap_OtherIncome_019f026e-c865-7292-8fcb-772fd8143e21" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019f026e-c865-79b4-b312-5070a6af3268" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtAndEquitySecuritiesRealizedGainLoss"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f026e-c865-79f7-926b-1a5b735192b8" xlink:to="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_019f026e-c865-79b4-b312-5070a6af3268" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f026e-c865-76fc-8ae9-27988350698b" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyProfessionalFeeIncome"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f026e-c865-79f7-926b-1a5b735192b8" xlink:to="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f026e-c865-76fc-8ae9-27988350698b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyAdditionalInvestment_019f026e-c865-75bb-a0fc-6cee737d8f52" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyAdditionalInvestment"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f026e-c865-79f7-926b-1a5b735192b8" xlink:to="loc_psec_InvestmentCompanyAdditionalInvestment_019f026e-c865-75bb-a0fc-6cee737d8f52" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestCostsCapitalized_019f026e-c865-761e-a503-c79a86a9ed45" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestCostsCapitalized"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f026e-c865-79f7-926b-1a5b735192b8" xlink:to="loc_us-gaap_InterestCostsCapitalized_019f026e-c865-761e-a503-c79a86a9ed45" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0271-e5b5-7bf3-a25c-b9114b972af7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromCollectionOfLoansReceivable"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f026e-c865-79f7-926b-1a5b735192b8" xlink:to="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0271-e5b5-7bf3-a25c-b9114b972af7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_019f026e-c865-7beb-b437-f71eadb55910" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestReceivable"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f026e-c865-79f7-926b-1a5b735192b8" xlink:to="loc_us-gaap_InterestReceivable_019f026e-c865-7beb-b437-f71eadb55910" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019f026e-c865-7ed3-9691-659a61f7084a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f026e-c865-79f7-926b-1a5b735192b8" xlink:to="loc_us-gaap_OtherReceivables_019f026e-c865-7ed3-9691-659a61f7084a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesUniversalTurbinePartsLLCDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesUniversalTurbinePartsLLCDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesUniversalTurbinePartsLLCDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-7b85-bf9a-5f0c30a46d8e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7039-972f-76a7d4409598" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-7b85-bf9a-5f0c30a46d8e" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7039-972f-76a7d4409598" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019f0237-60ed-763c-b7e3-d6cb78b2c8aa" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7039-972f-76a7d4409598" xlink:to="loc_dei_LegalEntityAxis_019f0237-60ed-763c-b7e3-d6cb78b2c8aa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019f0237-60ed-7d6b-9581-53fc9dfab311" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019f0237-60ed-763c-b7e3-d6cb78b2c8aa" xlink:to="loc_dei_EntityDomain_019f0237-60ed-7d6b-9581-53fc9dfab311" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_UniversalTurbinePartsLLCMember_019f0237-60ed-7e6a-a19e-3a3850a15a60" xlink:href="psec-20260630.xsd#psec_UniversalTurbinePartsLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-7d6b-9581-53fc9dfab311" xlink:to="loc_psec_UniversalTurbinePartsLLCMember_019f0237-60ed-7e6a-a19e-3a3850a15a60" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7088-a3af-447896e396ad" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7039-972f-76a7d4409598" xlink:to="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7088-a3af-447896e396ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019f0237-60ed-796c-b467-17398aec3bf5" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019f0237-60ed-7088-a3af-447896e396ad" xlink:to="loc_srt_ConsolidationItemsDomain_019f0237-60ed-796c-b467-17398aec3bf5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7818-8627-6960b0f00a03" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019f0237-60ed-796c-b467-17398aec3bf5" xlink:to="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7818-8627-6960b0f00a03" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-793d-823a-5dc31e82f379" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7039-972f-76a7d4409598" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-793d-823a-5dc31e82f379" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7e2f-a61e-ce39de1ee1e2" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-793d-823a-5dc31e82f379" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7e2f-a61e-ce39de1ee1e2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019f0237-60ed-7c13-9c2c-d4a0e8992209" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7e2f-a61e-ce39de1ee1e2" xlink:to="loc_srt_SubsidiariesMember_019f0237-60ed-7c13-9c2c-d4a0e8992209" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019f0237-60ed-7765-901f-047d8acf5452" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_CounterpartyNameAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7039-972f-76a7d4409598" xlink:to="loc_srt_CounterpartyNameAxis_019f0237-60ed-7765-901f-047d8acf5452" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7943-a6d5-95d4e213ad18" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_019f0237-60ed-7765-901f-047d8acf5452" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7943-a6d5-95d4e213ad18" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectAdministrationMember_019f0237-60ed-7ef8-9bd8-477f7f1a5d88" xlink:href="psec-20260630.xsd#psec_ProspectAdministrationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7943-a6d5-95d4e213ad18" xlink:to="loc_psec_ProspectAdministrationMember_019f0237-60ed-7ef8-9bd8-477f7f1a5d88" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7e4a-a989-ec64bfd1ecd2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-7039-972f-76a7d4409598" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7e4a-a989-ec64bfd1ecd2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_NumberOfBoardOfDirectorsAppointed_019f0237-60ed-748d-bf6d-027eb1626db3" xlink:href="psec-20260630.xsd#psec_NumberOfBoardOfDirectorsAppointed"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7e4a-a989-ec64bfd1ecd2" xlink:to="loc_psec_NumberOfBoardOfDirectorsAppointed_019f0237-60ed-748d-bf6d-027eb1626db3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7087-96a2-a391d256ee02" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7e4a-a989-ec64bfd1ecd2" xlink:to="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7087-96a2-a391d256ee02" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendIncomeOperating_019f0272-a469-7cda-9cdb-770ec784d331" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendIncomeOperating"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7e4a-a989-ec64bfd1ecd2" xlink:to="loc_us-gaap_DividendIncomeOperating_019f0272-a469-7cda-9cdb-770ec784d331" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019f0237-60ed-7642-a872-f12d7a632073" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7e4a-a989-ec64bfd1ecd2" xlink:to="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_019f0237-60ed-7642-a872-f12d7a632073" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_019f0237-60ed-7522-9005-834dc989a695" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherIncome"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7e4a-a989-ec64bfd1ecd2" xlink:to="loc_us-gaap_OtherIncome_019f0237-60ed-7522-9005-834dc989a695" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FeeIncome_019f0237-60ed-745a-b1b6-25cbee2dab8f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FeeIncome"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7e4a-a989-ec64bfd1ecd2" xlink:to="loc_us-gaap_FeeIncome_019f0237-60ed-745a-b1b6-25cbee2dab8f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-7ab3-9e4f-b2bb0052dd4c" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyProfessionalFeeIncome"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7e4a-a989-ec64bfd1ecd2" xlink:to="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-7ab3-9e4f-b2bb0052dd4c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-76ca-a155-2c940e36cfe2" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyAdditionalInvestment"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7e4a-a989-ec64bfd1ecd2" xlink:to="loc_psec_InvestmentCompanyAdditionalInvestment_019f0237-60ed-76ca-a155-2c940e36cfe2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestCostsCapitalized_019f0273-406d-73ba-87b3-5911f34bdce4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestCostsCapitalized"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7e4a-a989-ec64bfd1ecd2" xlink:to="loc_us-gaap_InterestCostsCapitalized_019f0273-406d-73ba-87b3-5911f34bdce4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0237-60ed-7c15-9d7f-25ae3eb5f574" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromCollectionOfLoansReceivable"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7e4a-a989-ec64bfd1ecd2" xlink:to="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0237-60ed-7c15-9d7f-25ae3eb5f574" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_019f0237-60ed-7f0f-9129-4a42cc1964da" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestReceivable"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7e4a-a989-ec64bfd1ecd2" xlink:to="loc_us-gaap_InterestReceivable_019f0237-60ed-7f0f-9129-4a42cc1964da" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019f0237-60ed-709d-b9e0-7f9aced23862" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7e4a-a989-ec64bfd1ecd2" xlink:to="loc_us-gaap_OtherReceivables_019f0237-60ed-709d-b9e0-7f9aced23862" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesValleyElectricCompanyIncDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesValleyElectricCompanyIncDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesValleyElectricCompanyIncDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-71bc-b751-076187a1b755" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-726b-a7c4-fe14ec7548bb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0237-60ed-71bc-b751-076187a1b755" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-726b-a7c4-fe14ec7548bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019f0237-60ed-73ee-8374-da6d87a4f3bd" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-726b-a7c4-fe14ec7548bb" xlink:to="loc_srt_ConsolidationItemsAxis_019f0237-60ed-73ee-8374-da6d87a4f3bd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019f0237-60ed-795e-960c-466bd30d040a" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019f0237-60ed-73ee-8374-da6d87a4f3bd" xlink:to="loc_srt_ConsolidationItemsDomain_019f0237-60ed-795e-960c-466bd30d040a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7ec0-acb2-873e10927cba" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019f0237-60ed-795e-960c-466bd30d040a" xlink:to="loc_srt_ReportableLegalEntitiesMember_019f0237-60ed-7ec0-acb2-873e10927cba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-76a2-8c6c-e32b11ab58c5" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-726b-a7c4-fe14ec7548bb" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-76a2-8c6c-e32b11ab58c5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7c9b-8311-1aeee876621e" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019f0237-60ed-76a2-8c6c-e32b11ab58c5" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7c9b-8311-1aeee876621e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019f0237-60ed-7d4e-acd7-f5e9c820004d" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019f0237-60ed-7c9b-8311-1aeee876621e" xlink:to="loc_srt_SubsidiariesMember_019f0237-60ed-7d4e-acd7-f5e9c820004d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019f0237-60ed-78e0-b348-78ff9b2ce465" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-726b-a7c4-fe14ec7548bb" xlink:to="loc_srt_OwnershipAxis_019f0237-60ed-78e0-b348-78ff9b2ce465" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019f0237-60ed-7b3f-8fc0-51f15c418014" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019f0237-60ed-78e0-b348-78ff9b2ce465" xlink:to="loc_srt_OwnershipDomain_019f0237-60ed-7b3f-8fc0-51f15c418014" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricHoldingsIIncMember_019f0237-60ed-75f0-a2aa-f73feb2342b6" xlink:href="psec-20260630.xsd#psec_ValleyElectricHoldingsIIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7b3f-8fc0-51f15c418014" xlink:to="loc_psec_ValleyElectricHoldingsIIncMember_019f0237-60ed-75f0-a2aa-f73feb2342b6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricHoldingsIIIncMember_019f0237-60ed-75ad-9cfb-d3aedc374a04" xlink:href="psec-20260630.xsd#psec_ValleyElectricHoldingsIIIncMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7b3f-8fc0-51f15c418014" xlink:to="loc_psec_ValleyElectricHoldingsIIIncMember_019f0237-60ed-75ad-9cfb-d3aedc374a04" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricCompanyIncMember_019f0237-60ed-727b-867f-ffe9a8f09f0a" xlink:href="psec-20260630.xsd#psec_ValleyElectricCompanyIncMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7b3f-8fc0-51f15c418014" xlink:to="loc_psec_ValleyElectricCompanyIncMember_019f0237-60ed-727b-867f-ffe9a8f09f0a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VECompanyIncMember_019f0237-60ed-781d-a5f0-d47044d9f842" xlink:href="psec-20260630.xsd#psec_VECompanyIncMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7b3f-8fc0-51f15c418014" xlink:to="loc_psec_VECompanyIncMember_019f0237-60ed-781d-a5f0-d47044d9f842" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricCoOfMtVernonIncMember_019f0237-60ed-7dca-bcca-3d3d53cb5154" xlink:href="psec-20260630.xsd#psec_ValleyElectricCoOfMtVernonIncMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0237-60ed-7b3f-8fc0-51f15c418014" xlink:to="loc_psec_ValleyElectricCoOfMtVernonIncMember_019f0237-60ed-7dca-bcca-3d3d53cb5154" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019f0237-60ed-7be4-b729-8885c1ecf6cd" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-726b-a7c4-fe14ec7548bb" xlink:to="loc_dei_LegalEntityAxis_019f0237-60ed-7be4-b729-8885c1ecf6cd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019f0237-60ed-77b3-ba34-4580f1b00a17" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019f0237-60ed-7be4-b729-8885c1ecf6cd" xlink:to="loc_dei_EntityDomain_019f0237-60ed-77b3-ba34-4580f1b00a17" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricHoldingsIIncMember_019f0237-60ed-735f-9df7-f9be631fc02a" xlink:href="psec-20260630.xsd#psec_ValleyElectricHoldingsIIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-77b3-ba34-4580f1b00a17" xlink:to="loc_psec_ValleyElectricHoldingsIIncMember_019f0237-60ed-735f-9df7-f9be631fc02a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricHoldingsIIIncMember_019f0237-60ed-780f-add5-6c2e2e72ce45" xlink:href="psec-20260630.xsd#psec_ValleyElectricHoldingsIIIncMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-77b3-ba34-4580f1b00a17" xlink:to="loc_psec_ValleyElectricHoldingsIIIncMember_019f0237-60ed-780f-add5-6c2e2e72ce45" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VECompanyIncMember_019f0237-60ed-7863-97fa-3371a7bafe1d" xlink:href="psec-20260630.xsd#psec_VECompanyIncMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-77b3-ba34-4580f1b00a17" xlink:to="loc_psec_VECompanyIncMember_019f0237-60ed-7863-97fa-3371a7bafe1d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricCompanyIncMember_019f0237-60ed-7689-b564-0ea4df7e7cf5" xlink:href="psec-20260630.xsd#psec_ValleyElectricCompanyIncMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0237-60ed-77b3-ba34-4580f1b00a17" xlink:to="loc_psec_ValleyElectricCompanyIncMember_019f0237-60ed-7689-b564-0ea4df7e7cf5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualAxis_019f0237-60ed-7a9a-9dde-d8367277469f" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_TitleOfIndividualAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-726b-a7c4-fe14ec7548bb" xlink:to="loc_srt_TitleOfIndividualAxis_019f0237-60ed-7a9a-9dde-d8367277469f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_019f0237-60ed-777f-a6f2-5b4c60643004" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_TitleOfIndividualWithRelationshipToEntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_TitleOfIndividualAxis_019f0237-60ed-7a9a-9dde-d8367277469f" xlink:to="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_019f0237-60ed-777f-a6f2-5b4c60643004" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_MembersOfValleyElectricCompanyIncMember_019f0237-60ed-750d-9c4a-5ecb9d6b351f" xlink:href="psec-20260630.xsd#psec_MembersOfValleyElectricCompanyIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_019f0237-60ed-777f-a6f2-5b4c60643004" xlink:to="loc_psec_MembersOfValleyElectricCompanyIncMember_019f0237-60ed-750d-9c4a-5ecb9d6b351f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019f0237-60ed-7417-bffe-c601ecc8901e" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_CounterpartyNameAxis"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-726b-a7c4-fe14ec7548bb" xlink:to="loc_srt_CounterpartyNameAxis_019f0237-60ed-7417-bffe-c601ecc8901e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7e4c-a7c0-e6812292653a" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_019f0237-60ed-7417-bffe-c601ecc8901e" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7e4c-a7c0-e6812292653a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectAdministrationMember_019f0237-60ed-787a-b0d2-b785b5be1a26" xlink:href="psec-20260630.xsd#psec_ProspectAdministrationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019f0237-60ed-7e4c-a7c0-e6812292653a" xlink:to="loc_psec_ProspectAdministrationMember_019f0237-60ed-787a-b0d2-b785b5be1a26" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c81-b607-f482a56c5efd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0237-60ed-726b-a7c4-fe14ec7548bb" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c81-b607-f482a56c5efd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-7f90-b809-ea38eaa927ef" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c81-b607-f482a56c5efd" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0237-60ed-7f90-b809-ea38eaa927ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7c8c-8130-2a787bb5941c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c81-b607-f482a56c5efd" xlink:to="loc_us-gaap_InterestIncomeOperating_019f0237-60ed-7c8c-8130-2a787bb5941c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendIncomeOperating_019f0237-60ed-7ebf-9786-3ee8202d9783" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendIncomeOperating"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c81-b607-f482a56c5efd" xlink:to="loc_us-gaap_DividendIncomeOperating_019f0237-60ed-7ebf-9786-3ee8202d9783" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ResidualProfitInterestOtherIncome_019f0237-60ed-7dd8-9550-445522554064" xlink:href="psec-20260630.xsd#psec_ResidualProfitInterestOtherIncome"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c81-b607-f482a56c5efd" xlink:to="loc_psec_ResidualProfitInterestOtherIncome_019f0237-60ed-7dd8-9550-445522554064" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_019f0237-60ed-71c2-98d9-2889d58f5cb2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherIncome"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c81-b607-f482a56c5efd" xlink:to="loc_us-gaap_OtherIncome_019f0237-60ed-71c2-98d9-2889d58f5cb2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FeeIncome_019f0237-60ed-7efb-8d66-b1478a152183" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FeeIncome"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c81-b607-f482a56c5efd" xlink:to="loc_us-gaap_FeeIncome_019f0237-60ed-7efb-8d66-b1478a152183" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-73f9-8f78-c28513b155a3" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyProfessionalFeeIncome"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c81-b607-f482a56c5efd" xlink:to="loc_psec_InvestmentCompanyProfessionalFeeIncome_019f0237-60ed-73f9-8f78-c28513b155a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestCostsCapitalized_019f0237-60ed-7d0d-88e3-f362f49b6e36" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestCostsCapitalized"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c81-b607-f482a56c5efd" xlink:to="loc_us-gaap_InterestCostsCapitalized_019f0237-60ed-7d0d-88e3-f362f49b6e36" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0237-60ed-72cb-9f70-8189f04f8bc2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromCollectionOfLoansReceivable"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c81-b607-f482a56c5efd" xlink:to="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0237-60ed-72cb-9f70-8189f04f8bc2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_019f0237-60ed-71a9-b3ac-846ab6e58e6b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestReceivable"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c81-b607-f482a56c5efd" xlink:to="loc_us-gaap_InterestReceivable_019f0237-60ed-71a9-b3ac-846ab6e58e6b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019f0237-60ed-7e03-9e1f-84ccf30df4dc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0237-60ed-7c81-b607-f482a56c5efd" xlink:to="loc_us-gaap_OtherReceivables_019f0237-60ed-7e03-9e1f-84ccf30df4dc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesVictorTechnologyLLCDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#TransactionswithControlledCompaniesVictorTechnologyLLCDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/TransactionswithControlledCompaniesVictorTechnologyLLCDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0275-9a0a-72e0-bc8e-97247ad23e91" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0275-9a0a-72c0-a3c7-10528a75ca01" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_019f0275-9a0a-72e0-bc8e-97247ad23e91" xlink:to="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0275-9a0a-72c0-a3c7-10528a75ca01" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019f0275-9a0a-7bb7-a1a1-78b5dfbd9af0" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0275-9a0a-72c0-a3c7-10528a75ca01" xlink:to="loc_srt_OwnershipAxis_019f0275-9a0a-7bb7-a1a1-78b5dfbd9af0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019f0275-9a0a-7027-b54c-693170e0be11" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_OwnershipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_019f0275-9a0a-7bb7-a1a1-78b5dfbd9af0" xlink:to="loc_srt_OwnershipDomain_019f0275-9a0a-7027-b54c-693170e0be11" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VictorHoldingsOfDelawareLLCMember_019f68ae-6e0d-79aa-b1f7-4e61d0adee25" xlink:href="psec-20260630.xsd#psec_VictorHoldingsOfDelawareLLCMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0275-9a0a-7027-b54c-693170e0be11" xlink:to="loc_psec_VictorHoldingsOfDelawareLLCMember_019f68ae-6e0d-79aa-b1f7-4e61d0adee25" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VTIAcquisitionIncMember_019f68ae-6e0d-7193-94c6-801c7ab08c6e" xlink:href="psec-20260630.xsd#psec_VTIAcquisitionIncMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0275-9a0a-7027-b54c-693170e0be11" xlink:to="loc_psec_VTIAcquisitionIncMember_019f68ae-6e0d-7193-94c6-801c7ab08c6e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VictorTechnologyLLCMember_019f0275-9a0a-735f-84f6-32c1a97b615d" xlink:href="psec-20260630.xsd#psec_VictorTechnologyLLCMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipDomain_019f0275-9a0a-7027-b54c-693170e0be11" xlink:to="loc_psec_VictorTechnologyLLCMember_019f0275-9a0a-735f-84f6-32c1a97b615d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019f0275-9a0a-7482-b576-42d1a795bad9" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0275-9a0a-72c0-a3c7-10528a75ca01" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019f0275-9a0a-7482-b576-42d1a795bad9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019f0275-9a0a-77b1-88a3-73e10195355d" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019f0275-9a0a-7482-b576-42d1a795bad9" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019f0275-9a0a-77b1-88a3-73e10195355d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_019f0275-9a0a-7679-aaf8-931c1c104731" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019f0275-9a0a-77b1-88a3-73e10195355d" xlink:to="loc_srt_SubsidiariesMember_019f0275-9a0a-7679-aaf8-931c1c104731" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019f0275-9a0a-7569-a2c2-e8fd23e4c103" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0275-9a0a-72c0-a3c7-10528a75ca01" xlink:to="loc_srt_ConsolidationItemsAxis_019f0275-9a0a-7569-a2c2-e8fd23e4c103" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019f0275-9a0a-7e43-9d58-f0a758c054db" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_019f0275-9a0a-7569-a2c2-e8fd23e4c103" xlink:to="loc_srt_ConsolidationItemsDomain_019f0275-9a0a-7e43-9d58-f0a758c054db" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ReportableLegalEntitiesMember_019f0275-9a0a-7152-b6eb-1e80e078d581" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ReportableLegalEntitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_019f0275-9a0a-7e43-9d58-f0a758c054db" xlink:to="loc_srt_ReportableLegalEntitiesMember_019f0275-9a0a-7152-b6eb-1e80e078d581" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019f0275-9a0a-7cfb-8592-b6a8477a6a43" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0275-9a0a-72c0-a3c7-10528a75ca01" xlink:to="loc_dei_LegalEntityAxis_019f0275-9a0a-7cfb-8592-b6a8477a6a43" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019f0275-9a0a-7d62-ba77-eb2e3da82301" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019f0275-9a0a-7cfb-8592-b6a8477a6a43" xlink:to="loc_dei_EntityDomain_019f0275-9a0a-7d62-ba77-eb2e3da82301" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VictorHoldingsMember_019f68ae-6e0d-7060-95dd-6946aaf3b115" xlink:href="psec-20260630.xsd#psec_VictorHoldingsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0275-9a0a-7d62-ba77-eb2e3da82301" xlink:to="loc_psec_VictorHoldingsMember_019f68ae-6e0d-7060-95dd-6946aaf3b115" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_VictorTechnologyLLCMember_019f0275-9a0a-72c5-a839-9233365d107a" xlink:href="psec-20260630.xsd#psec_VictorTechnologyLLCMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019f0275-9a0a-7d62-ba77-eb2e3da82301" xlink:to="loc_psec_VictorTechnologyLLCMember_019f0275-9a0a-72c5-a839-9233365d107a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0275-9a0a-7478-ad92-fdef9e85fc0f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_019f0275-9a0a-72c0-a3c7-10528a75ca01" xlink:to="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0275-9a0a-7478-ad92-fdef9e85fc0f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0275-9a0a-784d-a68f-e19fa78ae2e4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0275-9a0a-7478-ad92-fdef9e85fc0f" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_019f0275-9a0a-784d-a68f-e19fa78ae2e4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeOperating_019f0275-9a0a-773b-8299-554b5b0ac322" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestIncomeOperating"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0275-9a0a-7478-ad92-fdef9e85fc0f" xlink:to="loc_us-gaap_InterestIncomeOperating_019f0275-9a0a-773b-8299-554b5b0ac322" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_AdministrativeAgentFees_019f0275-9a0a-7865-9b34-95c8533518fc" xlink:href="psec-20260630.xsd#psec_AdministrativeAgentFees"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0275-9a0a-7478-ad92-fdef9e85fc0f" xlink:to="loc_psec_AdministrativeAgentFees_019f0275-9a0a-7865-9b34-95c8533518fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_019f0275-9a0a-7321-8d2f-61318cb6688d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherIncome"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0275-9a0a-7478-ad92-fdef9e85fc0f" xlink:to="loc_us-gaap_OtherIncome_019f0275-9a0a-7321-8d2f-61318cb6688d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyAdditionalInvestment_019feec4-d94c-7790-9e5a-5677f5dfc0af" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyAdditionalInvestment"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0275-9a0a-7478-ad92-fdef9e85fc0f" xlink:to="loc_psec_InvestmentCompanyAdditionalInvestment_019feec4-d94c-7790-9e5a-5677f5dfc0af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0275-9a0a-7979-8973-777e51ed5690" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromCollectionOfLoansReceivable"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0275-9a0a-7478-ad92-fdef9e85fc0f" xlink:to="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019f0275-9a0a-7979-8973-777e51ed5690" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_019f0275-9a0a-7ba6-96c0-989c991a80db" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestReceivable"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0275-9a0a-7478-ad92-fdef9e85fc0f" xlink:to="loc_us-gaap_InterestReceivable_019f0275-9a0a-7ba6-96c0-989c991a80db" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019f0275-9a0a-75d7-ad0e-805c94a2be2b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_019f0275-9a0a-7478-ad92-fdef9e85fc0f" xlink:to="loc_us-gaap_OtherReceivables_019f0275-9a0a-75d7-ad0e-805c94a2be2b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/FinancialHighlightsDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#FinancialHighlightsDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/FinancialHighlightsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyAbstract_019e6f26-8361-7228-858f-33979215a9a7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyFinancialHighlightsTable_019e6f26-8361-708e-b1b1-476ec99ba242" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyFinancialHighlightsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyAbstract_019e6f26-8361-7228-858f-33979215a9a7" xlink:to="loc_us-gaap_InvestmentCompanyFinancialHighlightsTable_019e6f26-8361-708e-b1b1-476ec99ba242" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_019e6f26-8361-77cd-b818-9e9b3f7d976c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsTable_019e6f26-8361-708e-b1b1-476ec99ba242" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_019e6f26-8361-77cd-b818-9e9b3f7d976c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019e6f26-8361-796c-9864-bde8005a9c84" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquityComponentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_019e6f26-8361-77cd-b818-9e9b3f7d976c" xlink:to="loc_us-gaap_EquityComponentDomain_019e6f26-8361-796c-9864-bde8005a9c84" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockMember_019e6f26-8361-71e4-a925-93bbc525cfbd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_019e6f26-8361-796c-9864-bde8005a9c84" xlink:to="loc_us-gaap_PreferredStockMember_019e6f26-8361-71e4-a925-93bbc525cfbd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_019e6f26-8361-7724-a21f-edd1401074a6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_019e6f26-8361-796c-9864-bde8005a9c84" xlink:to="loc_us-gaap_CommonStockMember_019e6f26-8361-7724-a21f-edd1401074a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_019e6f26-8361-78cf-a296-2a7c4835ab30" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsTable_019e6f26-8361-708e-b1b1-476ec99ba242" xlink:to="loc_us-gaap_StatementClassOfStockAxis_019e6f26-8361-78cf-a296-2a7c4835ab30" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019e6f26-8361-7d8b-8bbd-6e01665699a5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019e6f26-8361-78cf-a296-2a7c4835ab30" xlink:to="loc_us-gaap_ClassOfStockDomain_019e6f26-8361-7d8b-8bbd-6e01665699a5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550PreferredStockMember_019e6f26-8361-7a47-99c0-1f7f354543b3" xlink:href="psec-20260630.xsd#psec_A550PreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019e6f26-8361-7d8b-8bbd-6e01665699a5" xlink:to="loc_psec_A550PreferredStockMember_019e6f26-8361-7a47-99c0-1f7f354543b3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650PreferredStockMember_019e6f26-8361-7e87-93bd-697535f3009f" xlink:href="psec-20260630.xsd#psec_A650PreferredStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019e6f26-8361-7d8b-8bbd-6e01665699a5" xlink:to="loc_psec_A650PreferredStockMember_019e6f26-8361-7e87-93bd-697535f3009f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyFinancialHighlightsLineItems_019e6f26-8361-7475-b8a3-aba3220541dc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyFinancialHighlightsLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsTable_019e6f26-8361-708e-b1b1-476ec99ba242" xlink:to="loc_us-gaap_InvestmentCompanyFinancialHighlightsLineItems_019e6f26-8361-7475-b8a3-aba3220541dc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyPerShareDataAbstract_019e6f26-8361-749b-a3ea-9bf996f27c7c" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyPerShareDataAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsLineItems_019e6f26-8361-7475-b8a3-aba3220541dc" xlink:to="loc_psec_InvestmentCompanyPerShareDataAbstract_019e6f26-8361-749b-a3ea-9bf996f27c7c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyFinancialHighlightsRollForward_019e6f26-8361-7d8b-8b2f-6597fa29496a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyFinancialHighlightsRollForward"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_InvestmentCompanyPerShareDataAbstract_019e6f26-8361-749b-a3ea-9bf996f27c7c" xlink:to="loc_us-gaap_InvestmentCompanyFinancialHighlightsRollForward_019e6f26-8361-7d8b-8b2f-6597fa29496a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetAssetValuePerShare_019e6f26-8361-72e2-88c7-c80af9a331e0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetAssetValuePerShare"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsRollForward_019e6f26-8361-7d8b-8b2f-6597fa29496a" xlink:to="loc_us-gaap_NetAssetValuePerShare_019e6f26-8361-72e2-88c7-c80af9a331e0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyInvestmentIncomeLossPerShare_019e6f26-8361-7527-afd8-c04f3e1e066b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyInvestmentIncomeLossPerShare"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsRollForward_019e6f26-8361-7d8b-8b2f-6597fa29496a" xlink:to="loc_us-gaap_InvestmentCompanyInvestmentIncomeLossPerShare_019e6f26-8361-7527-afd8-c04f3e1e066b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyGainLossOnInvestmentPerShare_019e6f26-8361-7308-a864-e4dd627edeb4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyGainLossOnInvestmentPerShare"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsRollForward_019e6f26-8361-7d8b-8b2f-6597fa29496a" xlink:to="loc_us-gaap_InvestmentCompanyGainLossOnInvestmentPerShare_019e6f26-8361-7308-a864-e4dd627edeb4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyInvestmentIncomeLossFromOperationsPerShare_019e6f26-8361-752d-a184-e716dee4e16e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyInvestmentIncomeLossFromOperationsPerShare"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsRollForward_019e6f26-8361-7d8b-8b2f-6597fa29496a" xlink:to="loc_us-gaap_InvestmentCompanyInvestmentIncomeLossFromOperationsPerShare_019e6f26-8361-752d-a184-e716dee4e16e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyDistributionOfNetInvestmentIncomeToShareholdersPerShare_019e6f26-8361-73e1-b876-830a9f17788a" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyDistributionOfNetInvestmentIncomeToShareholdersPerShare"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsRollForward_019e6f26-8361-7d8b-8b2f-6597fa29496a" xlink:to="loc_psec_InvestmentCompanyDistributionOfNetInvestmentIncomeToShareholdersPerShare_019e6f26-8361-73e1-b876-830a9f17788a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyDistributionOfCapitalGainsToShareholdersPerShare_019eff3e-86e3-70c7-b60d-2d60aa980a8d" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyDistributionOfCapitalGainsToShareholdersPerShare"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsRollForward_019e6f26-8361-7d8b-8b2f-6597fa29496a" xlink:to="loc_psec_InvestmentCompanyDistributionOfCapitalGainsToShareholdersPerShare_019eff3e-86e3-70c7-b60d-2d60aa980a8d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyDistributionToShareholdersPerShare_019e6f26-8361-750f-bd28-05425c49ee73" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyDistributionToShareholdersPerShare"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsRollForward_019e6f26-8361-7d8b-8b2f-6597fa29496a" xlink:to="loc_us-gaap_InvestmentCompanyDistributionToShareholdersPerShare_019e6f26-8361-750f-bd28-05425c49ee73" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTotalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyInvestmentIncomeLossFromOperationsNetOfDistributionsToPreferredStockholdersPerShare_019e6f26-8361-7f9b-97f1-d8b8bdb29787" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyInvestmentIncomeLossFromOperationsNetOfDistributionsToPreferredStockholdersPerShare"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsRollForward_019e6f26-8361-7d8b-8b2f-6597fa29496a" xlink:to="loc_psec_InvestmentCompanyInvestmentIncomeLossFromOperationsNetOfDistributionsToPreferredStockholdersPerShare_019e6f26-8361-7f9b-97f1-d8b8bdb29787" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyReturnOfCapitalPerShare_019e6f26-8361-7b9d-bb9e-d66e8b8c890e" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyReturnOfCapitalPerShare"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsRollForward_019e6f26-8361-7d8b-8b2f-6597fa29496a" xlink:to="loc_psec_InvestmentCompanyReturnOfCapitalPerShare_019e6f26-8361-7b9d-bb9e-d66e8b8c890e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyEffectOfOtherComprehensiveIncome_019feed2-239b-7390-a007-4ecae1cb470f" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyEffectOfOtherComprehensiveIncome"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsRollForward_019e6f26-8361-7d8b-8b2f-6597fa29496a" xlink:to="loc_psec_InvestmentCompanyEffectOfOtherComprehensiveIncome_019feed2-239b-7390-a007-4ecae1cb470f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyCommonStockTransactionsPerShare_019e6f26-8361-7b79-8cd4-f4c746502985" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyCommonStockTransactionsPerShare"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsRollForward_019e6f26-8361-7d8b-8b2f-6597fa29496a" xlink:to="loc_psec_InvestmentCompanyCommonStockTransactionsPerShare_019e6f26-8361-7b79-8cd4-f4c746502985" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyOfferingCostsFromIssuanceOfPreferredStockPerShare_019eff3e-a49c-744a-a9df-9cee7977d29b" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyOfferingCostsFromIssuanceOfPreferredStockPerShare"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsRollForward_019e6f26-8361-7d8b-8b2f-6597fa29496a" xlink:to="loc_psec_InvestmentCompanyOfferingCostsFromIssuanceOfPreferredStockPerShare_019eff3e-a49c-744a-a9df-9cee7977d29b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyReclassificationOfPreferredStockIssuanceCostsPerShare_019eff3e-a49c-7199-a6ed-f07cc25ff62e" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyReclassificationOfPreferredStockIssuanceCostsPerShare"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsRollForward_019e6f26-8361-7d8b-8b2f-6597fa29496a" xlink:to="loc_psec_InvestmentCompanyReclassificationOfPreferredStockIssuanceCostsPerShare_019eff3e-a49c-7199-a6ed-f07cc25ff62e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetAssetValuePerShare_019e6f26-8361-7af9-a63f-11a66e73cd4c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetAssetValuePerShare"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsRollForward_019e6f26-8361-7d8b-8b2f-6597fa29496a" xlink:to="loc_us-gaap_NetAssetValuePerShare_019e6f26-8361-7af9-a63f-11a66e73cd4c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyMarketValuePerShare_019e6f26-8361-7fbc-8466-27893a69d6c3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyMarketValuePerShare"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_InvestmentCompanyPerShareDataAbstract_019e6f26-8361-749b-a3ea-9bf996f27c7c" xlink:to="loc_us-gaap_InvestmentCompanyMarketValuePerShare_019e6f26-8361-7fbc-8466-27893a69d6c3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyTotalReturnMarketValue_019e6f26-8361-7f67-aa95-c944161d191e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyTotalReturnMarketValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsLineItems_019e6f26-8361-7475-b8a3-aba3220541dc" xlink:to="loc_us-gaap_InvestmentCompanyTotalReturnMarketValue_019e6f26-8361-7f67-aa95-c944161d191e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyTotalReturn_019e6f26-8361-7b89-9843-3cc9cf8fef5b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyTotalReturn"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsLineItems_019e6f26-8361-7475-b8a3-aba3220541dc" xlink:to="loc_us-gaap_InvestmentCompanyTotalReturn_019e6f26-8361-7b89-9843-3cc9cf8fef5b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_019e6f26-8361-7aed-898a-6be1c1f48351" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsLineItems_019e6f26-8361-7475-b8a3-aba3220541dc" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_019e6f26-8361-7aed-898a-6be1c1f48351" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019e6f26-8361-7764-a9bd-aefc02804340" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsLineItems_019e6f26-8361-7475-b8a3-aba3220541dc" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019e6f26-8361-7764-a9bd-aefc02804340" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RatiosAndSupplementalDataAbstract_019e6f26-8361-7a25-ba87-2ea9a00047ed" xlink:href="psec-20260630.xsd#psec_RatiosAndSupplementalDataAbstract"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsLineItems_019e6f26-8361-7475-b8a3-aba3220541dc" xlink:to="loc_psec_RatiosAndSupplementalDataAbstract_019e6f26-8361-7a25-ba87-2ea9a00047ed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019e6f26-8361-7139-b517-ab651d13cb00" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquity"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_RatiosAndSupplementalDataAbstract_019e6f26-8361-7a25-ba87-2ea9a00047ed" xlink:to="loc_us-gaap_StockholdersEquity_019e6f26-8361-7139-b517-ab651d13cb00" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyPortfolioTurnover_019e6f26-8361-7c5f-91f5-f5a0ee871244" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyPortfolioTurnover"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_RatiosAndSupplementalDataAbstract_019e6f26-8361-7a25-ba87-2ea9a00047ed" xlink:to="loc_us-gaap_InvestmentCompanyPortfolioTurnover_019e6f26-8361-7c5f-91f5-f5a0ee871244" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyExpenseRatioBeforeIncentiveAllocation_019e6f26-8361-7435-a107-24a8d3dfc976" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyExpenseRatioBeforeIncentiveAllocation"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_RatiosAndSupplementalDataAbstract_019e6f26-8361-7a25-ba87-2ea9a00047ed" xlink:to="loc_us-gaap_InvestmentCompanyExpenseRatioBeforeIncentiveAllocation_019e6f26-8361-7435-a107-24a8d3dfc976" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyInvestmentIncomeLossRatio_019e6f26-8361-7db2-831b-c43cac7bd2f0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyInvestmentIncomeLossRatio"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_psec_RatiosAndSupplementalDataAbstract_019e6f26-8361-7a25-ba87-2ea9a00047ed" xlink:to="loc_us-gaap_InvestmentCompanyInvestmentIncomeLossRatio_019e6f26-8361-7db2-831b-c43cac7bd2f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityDividendRatePercentage_019e6f26-8361-7e8b-8888-a16940f6fc32" xlink:href="psec-20260630.xsd#psec_TemporaryEquityDividendRatePercentage"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsLineItems_019e6f26-8361-7475-b8a3-aba3220541dc" xlink:to="loc_psec_TemporaryEquityDividendRatePercentage_019e6f26-8361-7e8b-8888-a16940f6fc32" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_InvestmentCompanyExpenseRatioOfOperatingExpensesToAverageNetAssets_01a01421-a096-7258-9fde-98ab95fefc93" xlink:href="psec-20260630.xsd#psec_InvestmentCompanyExpenseRatioOfOperatingExpensesToAverageNetAssets"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentCompanyFinancialHighlightsLineItems_019e6f26-8361-7475-b8a3-aba3220541dc" xlink:to="loc_psec_InvestmentCompanyExpenseRatioOfOperatingExpensesToAverageNetAssets_01a01421-a096-7258-9fde-98ab95fefc93" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/SegmentReportingDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#SegmentReportingDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/SegmentReportingDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_019e6f26-8361-79c1-b2e3-11e6ab705b84" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SegmentReportingAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfOperatingSegments_019e6f26-8361-738b-b54e-493bd424428e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NumberOfOperatingSegments"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_019e6f26-8361-79c1-b2e3-11e6ab705b84" xlink:to="loc_us-gaap_NumberOfOperatingSegments_019e6f26-8361-738b-b54e-493bd424428e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfReportableSegments_019e6f26-8361-7ba9-a272-0d8f97282210" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NumberOfReportableSegments"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_019e6f26-8361-79c1-b2e3-11e6ab705b84" xlink:to="loc_us-gaap_NumberOfReportableSegments_019e6f26-8361-7ba9-a272-0d8f97282210" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.prospectstreet.com/role/SubsequentEventsDetails" xlink:type="simple" xlink:href="psec-20260630.xsd#SubsequentEventsDetails"/>
  <link:presentationLink xlink:role="http://www.prospectstreet.com/role/SubsequentEventsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventsAbstract_019e6f26-8361-7994-9ee1-d374770b828f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsequentEventsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTable_019e6f26-8361-78c2-899f-fa8cad00a78e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsequentEventTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventsAbstract_019e6f26-8361-7994-9ee1-d374770b828f" xlink:to="loc_us-gaap_SubsequentEventTable_019e6f26-8361-78c2-899f-fa8cad00a78e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_019e6f26-8361-7a1a-a329-a85537232319" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTable_019e6f26-8361-78c2-899f-fa8cad00a78e" xlink:to="loc_us-gaap_StatementClassOfStockAxis_019e6f26-8361-7a1a-a329-a85537232319" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019e6f26-8361-7ea5-9c9a-4e35a0021683" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019e6f26-8361-7a1a-a329-a85537232319" xlink:to="loc_us-gaap_ClassOfStockDomain_019e6f26-8361-7ea5-9c9a-4e35a0021683" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A7.50PreferredStockMember_019e6f26-8361-76ee-9475-486eb22a6b8b" xlink:href="psec-20260630.xsd#psec_A7.50PreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019e6f26-8361-7ea5-9c9a-4e35a0021683" xlink:to="loc_psec_A7.50PreferredStockMember_019e6f26-8361-76ee-9475-486eb22a6b8b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FloatingRatePreferredStockMember_019e6f26-8361-750d-a601-17fdde198cb1" xlink:href="psec-20260630.xsd#psec_FloatingRatePreferredStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019e6f26-8361-7ea5-9c9a-4e35a0021683" xlink:to="loc_psec_FloatingRatePreferredStockMember_019e6f26-8361-750d-a601-17fdde198cb1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550PreferredStockMember_019e6f26-8361-70ae-bb16-fe5ba81c0005" xlink:href="psec-20260630.xsd#psec_A550PreferredStockMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019e6f26-8361-7ea5-9c9a-4e35a0021683" xlink:to="loc_psec_A550PreferredStockMember_019e6f26-8361-70ae-bb16-fe5ba81c0005" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650PreferredStockMember_019e6f26-8361-77aa-b184-5cefb4008f71" xlink:href="psec-20260630.xsd#psec_A650PreferredStockMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019e6f26-8361-7ea5-9c9a-4e35a0021683" xlink:to="loc_psec_A650PreferredStockMember_019e6f26-8361-77aa-b184-5cefb4008f71" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A535PreferredStockMember_019e6f26-8361-7e3f-8b09-d203a847471f" xlink:href="psec-20260630.xsd#psec_A535PreferredStockMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_019e6f26-8361-7ea5-9c9a-4e35a0021683" xlink:to="loc_psec_A535PreferredStockMember_019e6f26-8361-7e3f-8b09-d203a847471f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_019e6f26-8361-7908-8077-614efeae9946" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTable_019e6f26-8361-78c2-899f-fa8cad00a78e" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_019e6f26-8361-7908-8077-614efeae9946" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019e6f26-8361-7b2a-80da-548f3e84493e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquityComponentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_019e6f26-8361-7908-8077-614efeae9946" xlink:to="loc_us-gaap_EquityComponentDomain_019e6f26-8361-7b2a-80da-548f3e84493e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockMember_019e6f26-8361-747e-8988-2e4e27fc3095" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_019e6f26-8361-7b2a-80da-548f3e84493e" xlink:to="loc_us-gaap_PreferredStockMember_019e6f26-8361-747e-8988-2e4e27fc3095" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsAxis_019e6f26-8361-7d63-ba23-8f49ec9ba159" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendsAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTable_019e6f26-8361-78c2-899f-fa8cad00a78e" xlink:to="loc_us-gaap_DividendsAxis_019e6f26-8361-7d63-ba23-8f49ec9ba159" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsDomain_019e6f26-8361-7d23-8b7f-52ced049e19c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsAxis_019e6f26-8361-7d63-ba23-8f49ec9ba159" xlink:to="loc_us-gaap_DividendsDomain_019e6f26-8361-7d23-8b7f-52ced049e19c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2027M3DividendsMember_019f1c8b-72c1-72ca-9ffc-af9efa04c957" xlink:href="psec-20260630.xsd#psec_O2027M3DividendsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019e6f26-8361-7d23-8b7f-52ced049e19c" xlink:to="loc_psec_O2027M3DividendsMember_019f1c8b-72c1-72ca-9ffc-af9efa04c957" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2027M4DividendsMember_019f1c8b-f523-7837-8e5b-85d97d1c03f7" xlink:href="psec-20260630.xsd#psec_O2027M4DividendsMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019e6f26-8361-7d23-8b7f-52ced049e19c" xlink:to="loc_psec_O2027M4DividendsMember_019f1c8b-f523-7837-8e5b-85d97d1c03f7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_O2027M5DividendsMember_019f1c8c-94d8-72d7-97f7-69267585a0b5" xlink:href="psec-20260630.xsd#psec_O2027M5DividendsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_019e6f26-8361-7d23-8b7f-52ced049e19c" xlink:to="loc_psec_O2027M5DividendsMember_019f1c8c-94d8-72d7-97f7-69267585a0b5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_019e6f26-8361-759f-8ac0-c59d915f02e7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsequentEventTypeAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTable_019e6f26-8361-78c2-899f-fa8cad00a78e" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_019e6f26-8361-759f-8ac0-c59d915f02e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_019e6f26-8361-755e-a11f-793f189b3ce8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_019e6f26-8361-759f-8ac0-c59d915f02e7" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_019e6f26-8361-755e-a11f-793f189b3ce8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember_019e6f26-8361-702c-bb56-10607025d14b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsequentEventMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_019e6f26-8361-755e-a11f-793f189b3ce8" xlink:to="loc_us-gaap_SubsequentEventMember_019e6f26-8361-702c-bb56-10607025d14b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_019fefa5-3e19-7250-b97e-bd0169be8a74" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTable_019e6f26-8361-78c2-899f-fa8cad00a78e" xlink:to="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_019fefa5-3e19-7250-b97e-bd0169be8a74" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_019fefa5-3e19-77e0-a86a-3bacc9b62b66" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_EquityMethodInvesteeNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_019fefa5-3e19-7250-b97e-bd0169be8a74" xlink:to="loc_srt_EquityMethodInvesteeNameDomain_019fefa5-3e19-77e0-a86a-3bacc9b62b66" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ValleyElectricCompanyIncMember_019fefa5-3e19-7d20-b764-568eb1b3e138" xlink:href="psec-20260630.xsd#psec_ValleyElectricCompanyIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_EquityMethodInvesteeNameDomain_019fefa5-3e19-77e0-a86a-3bacc9b62b66" xlink:to="loc_psec_ValleyElectricCompanyIncMember_019fefa5-3e19-7d20-b764-568eb1b3e138" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_019fefa5-3e19-73c3-a03a-50215b95b9c9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTable_019e6f26-8361-78c2-899f-fa8cad00a78e" xlink:to="loc_us-gaap_FinancialInstrumentAxis_019fefa5-3e19-73c3-a03a-50215b95b9c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019fefa5-3e19-7d1c-8481-54851c766520" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_019fefa5-3e19-73c3-a03a-50215b95b9c9" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019fefa5-3e19-7d1c-8481-54851c766520" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FirstLienTermLoanMember_019fefa5-3e19-7d4b-a3b0-f7ae4a31c3f8" xlink:href="psec-20260630.xsd#psec_FirstLienTermLoanMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019fefa5-3e19-7d1c-8481-54851c766520" xlink:to="loc_psec_FirstLienTermLoanMember_019fefa5-3e19-7d4b-a3b0-f7ae4a31c3f8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FirstLienTermBMember_019fefa5-3e19-7516-b050-a9d5eadb9cbb" xlink:href="psec-20260630.xsd#psec_FirstLienTermBMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019fefa5-3e19-7d1c-8481-54851c766520" xlink:to="loc_psec_FirstLienTermBMember_019fefa5-3e19-7516-b050-a9d5eadb9cbb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventLineItems_019e6f26-8361-7240-bc9f-69e2571c7664" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SubsequentEventLineItems"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTable_019e6f26-8361-78c2-899f-fa8cad00a78e" xlink:to="loc_us-gaap_SubsequentEventLineItems_019e6f26-8361-7240-bc9f-69e2571c7664" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityDividendRatePercentage_019e6f26-8361-7fee-b459-35f7d1ec30cc" xlink:href="psec-20260630.xsd#psec_TemporaryEquityDividendRatePercentage"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_019e6f26-8361-7240-bc9f-69e2571c7664" xlink:to="loc_psec_TemporaryEquityDividendRatePercentage_019e6f26-8361-7fee-b459-35f7d1ec30cc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityLiquidationPreferencePerShare_019e6f26-8361-7324-a343-b9d9d4dbd085" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TemporaryEquityLiquidationPreferencePerShare"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_019e6f26-8361-7240-bc9f-69e2571c7664" xlink:to="loc_us-gaap_TemporaryEquityLiquidationPreferencePerShare_019e6f26-8361-7324-a343-b9d9d4dbd085" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_TemporaryEquityDividendsPerShareDeclared_019e6f26-8361-708a-87c6-58c9bcbd9fd9" xlink:href="psec-20260630.xsd#psec_TemporaryEquityDividendsPerShareDeclared"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_019e6f26-8361-7240-bc9f-69e2571c7664" xlink:to="loc_psec_TemporaryEquityDividendsPerShareDeclared_019e6f26-8361-708a-87c6-58c9bcbd9fd9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockDividendsPerShareDeclared_019e6f26-8361-7366-a4c4-a835915a7f46" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockDividendsPerShareDeclared"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_019e6f26-8361-7240-bc9f-69e2571c7664" xlink:to="loc_us-gaap_CommonStockDividendsPerShareDeclared_019e6f26-8361-7366-a4c4-a835915a7f46" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_LimitedLiabilityCompanyOrLimitedPartnershipMembersOrLimitedPartnersOwnershipInterestDisposed_019ff3a1-a65d-70f0-92a4-34d80099c8f8" xlink:href="psec-20260630.xsd#psec_LimitedLiabilityCompanyOrLimitedPartnershipMembersOrLimitedPartnersOwnershipInterestDisposed"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_019e6f26-8361-7240-bc9f-69e2571c7664" xlink:to="loc_psec_LimitedLiabilityCompanyOrLimitedPartnershipMembersOrLimitedPartnersOwnershipInterestDisposed_019ff3a1-a65d-70f0-92a4-34d80099c8f8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProceedsFromSaleOfEquityInvestmentsGross_019ff0b8-c6c8-7fb0-b142-fa325d8c8ce6" xlink:href="psec-20260630.xsd#psec_ProceedsFromSaleOfEquityInvestmentsGross"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_019e6f26-8361-7240-bc9f-69e2571c7664" xlink:to="loc_psec_ProceedsFromSaleOfEquityInvestmentsGross_019ff0b8-c6c8-7fb0-b142-fa325d8c8ce6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentCompanyDebtInstrumentAmountRepaidToPrincipalExcessLess_019fefa5-3e19-7c36-9c10-7542f3ef0949" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentCompanyDebtInstrumentAmountRepaidToPrincipalExcessLess"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_019e6f26-8361-7240-bc9f-69e2571c7664" xlink:to="loc_us-gaap_InvestmentCompanyDebtInstrumentAmountRepaidToPrincipalExcessLess_019fefa5-3e19-7c36-9c10-7542f3ef0949" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019fefa5-3e19-7e43-8f1c-3b3183ea6f68" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromCollectionOfLoansReceivable"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_019e6f26-8361-7240-bc9f-69e2571c7664" xlink:to="loc_us-gaap_ProceedsFromCollectionOfLoansReceivable_019fefa5-3e19-7e43-8f1c-3b3183ea6f68" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentIncreaseAccruedInterest_019ff026-c053-78d4-b3b4-dbeaad0c2dea" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentIncreaseAccruedInterest"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_019e6f26-8361-7240-bc9f-69e2571c7664" xlink:to="loc_us-gaap_DebtInstrumentIncreaseAccruedInterest_019ff026-c053-78d4-b3b4-dbeaad0c2dea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarlyRepaymentOfSubordinatedDebt_019ff025-b845-7c32-99b8-b5379760bf1e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EarlyRepaymentOfSubordinatedDebt"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_019e6f26-8361-7240-bc9f-69e2571c7664" xlink:to="loc_us-gaap_EarlyRepaymentOfSubordinatedDebt_019ff025-b845-7c32-99b8-b5379760bf1e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoninterestExpenseInvestmentAdvisoryFees_019fefa5-3e19-7b38-9d86-50cd5090f3ad" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NoninterestExpenseInvestmentAdvisoryFees"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_019e6f26-8361-7240-bc9f-69e2571c7664" xlink:to="loc_us-gaap_NoninterestExpenseInvestmentAdvisoryFees_019fefa5-3e19-7b38-9d86-50cd5090f3ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfEquityMethodInvestments_019fefa5-3e19-7afd-b21a-60b9b09a8dbc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromSaleOfEquityMethodInvestments"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_019e6f26-8361-7240-bc9f-69e2571c7664" xlink:to="loc_us-gaap_ProceedsFromSaleOfEquityMethodInvestments_019fefa5-3e19-7afd-b21a-60b9b09a8dbc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestmentRealizedGainLossOnDisposal_019fefa5-3e19-72b5-9d31-bbe5ab7b45d3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquityMethodInvestmentRealizedGainLossOnDisposal"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_019e6f26-8361-7240-bc9f-69e2571c7664" xlink:to="loc_us-gaap_EquityMethodInvestmentRealizedGainLossOnDisposal_019fefa5-3e19-72b5-9d31-bbe5ab7b45d3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_EquityMethodInvestmentEscrowDeposits_019fefa5-3e19-7228-9929-e4336be6fce2" xlink:href="psec-20260630.xsd#psec_EquityMethodInvestmentEscrowDeposits"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_019e6f26-8361-7240-bc9f-69e2571c7664" xlink:to="loc_psec_EquityMethodInvestmentEscrowDeposits_019fefa5-3e19-7228-9929-e4336be6fce2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_01a0144b-d582-71db-91cd-3b8f4364e3b0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockSharesAuthorized"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_019e6f26-8361-7240-bc9f-69e2571c7664" xlink:to="loc_us-gaap_CommonStockSharesAuthorized_01a0144b-d582-71db-91cd-3b8f4364e3b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#AwardTimingDisclosure"/>
  <link:presentationLink xlink:role="http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AwardTmgDiscLineItems" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AwardTmgDiscLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AwardTmgMnpiDiscTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AwardTmgMnpiDiscTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AwardTmgDiscLineItems" xlink:to="loc_ecd_AwardTmgMnpiDiscTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AwardTmgMethodTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AwardTmgMethodTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AwardTmgDiscLineItems" xlink:to="loc_ecd_AwardTmgMethodTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AwardTmgPredtrmndFlag" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AwardTmgPredtrmndFlag"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AwardTmgDiscLineItems" xlink:to="loc_ecd_AwardTmgPredtrmndFlag" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AwardTmgMnpiCnsdrdFlag" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AwardTmgMnpiCnsdrdFlag"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AwardTmgDiscLineItems" xlink:to="loc_ecd_AwardTmgMnpiCnsdrdFlag" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AwardTmgHowMnpiCnsdrdTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AwardTmgHowMnpiCnsdrdTextBlock"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AwardTmgDiscLineItems" xlink:to="loc_ecd_AwardTmgHowMnpiCnsdrdTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_MnpiDiscTimedForCompValFlag" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_MnpiDiscTimedForCompValFlag"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AwardTmgDiscLineItems" xlink:to="loc_ecd_MnpiDiscTimedForCompValFlag" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AwardsCloseToMnpiDiscTableTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AwardsCloseToMnpiDiscTableTextBlock"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AwardTmgDiscLineItems" xlink:to="loc_ecd_AwardsCloseToMnpiDiscTableTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AwardsCloseToMnpiDiscTable" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AwardsCloseToMnpiDiscTable"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AwardTmgDiscLineItems" xlink:to="loc_ecd_AwardsCloseToMnpiDiscTable" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_IndividualAxis" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_IndividualAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AwardsCloseToMnpiDiscTable" xlink:to="loc_ecd_IndividualAxis" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AllIndividualsMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AllIndividualsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_IndividualAxis" xlink:to="loc_ecd_AllIndividualsMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AwardTypeAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AwardsCloseToMnpiDiscTable" xlink:to="loc_us-gaap_AwardTypeAxis" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardTypeAxis" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockOptionMember" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EmployeeStockOptionMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="loc_us-gaap_EmployeeStockOptionMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockAppreciationRightsSARSMember" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockAppreciationRightsSARSMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="loc_us-gaap_StockAppreciationRightsSARSMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AwardsCloseToMnpiDiscIndName" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AwardsCloseToMnpiDiscIndName"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AwardTmgDiscLineItems" xlink:to="loc_ecd_AwardsCloseToMnpiDiscIndName" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AwardUndrlygSecuritiesAmt" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AwardUndrlygSecuritiesAmt"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AwardTmgDiscLineItems" xlink:to="loc_ecd_AwardUndrlygSecuritiesAmt" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AwardExrcPrice" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AwardExrcPrice"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AwardTmgDiscLineItems" xlink:to="loc_ecd_AwardExrcPrice" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AwardGrantDateFairValue" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AwardGrantDateFairValue"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AwardTmgDiscLineItems" xlink:to="loc_ecd_AwardGrantDateFairValue" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_UndrlygSecurityMktPriceChngPct" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_UndrlygSecurityMktPriceChngPct"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AwardTmgDiscLineItems" xlink:to="loc_ecd_UndrlygSecurityMktPriceChngPct" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ErrCompDisclosure"/>
  <link:presentationLink xlink:role="http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_ecd_RecoveryOfErrCompDisclosureLineItems" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_RecoveryOfErrCompDisclosureLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_ErrCompRecoveryTable" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_ErrCompRecoveryTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_RecoveryOfErrCompDisclosureLineItems" xlink:to="loc_ecd_ErrCompRecoveryTable" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_RestatementDateAxis" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_RestatementDateAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_ErrCompRecoveryTable" xlink:to="loc_ecd_RestatementDateAxis" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_IndividualAxis" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_IndividualAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_ErrCompRecoveryTable" xlink:to="loc_ecd_IndividualAxis" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AllIndividualsMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AllIndividualsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_IndividualAxis" xlink:to="loc_ecd_AllIndividualsMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_NonNeosMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_NonNeosMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AllIndividualsMember" xlink:to="loc_ecd_NonNeosMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_RestatementDeterminationDate" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_RestatementDeterminationDate"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_RecoveryOfErrCompDisclosureLineItems" xlink:to="loc_ecd_RestatementDeterminationDate" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AggtErrCompAmt" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AggtErrCompAmt"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_RecoveryOfErrCompDisclosureLineItems" xlink:to="loc_ecd_AggtErrCompAmt" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_ErrCompAnalysisTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_ErrCompAnalysisTextBlock"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_RecoveryOfErrCompDisclosureLineItems" xlink:to="loc_ecd_ErrCompAnalysisTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_StkPrcOrTsrEstimationMethodTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_StkPrcOrTsrEstimationMethodTextBlock"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_RecoveryOfErrCompDisclosureLineItems" xlink:to="loc_ecd_StkPrcOrTsrEstimationMethodTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_OutstandingAggtErrCompAmt" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_OutstandingAggtErrCompAmt"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_RecoveryOfErrCompDisclosureLineItems" xlink:to="loc_ecd_OutstandingAggtErrCompAmt" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AggtErrCompNotYetDeterminedTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AggtErrCompNotYetDeterminedTextBlock"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_RecoveryOfErrCompDisclosureLineItems" xlink:to="loc_ecd_AggtErrCompNotYetDeterminedTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_ForgoneRecoveryIndName" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_ForgoneRecoveryIndName"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_RecoveryOfErrCompDisclosureLineItems" xlink:to="loc_ecd_ForgoneRecoveryIndName" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_ForgoneRecoveryDueToExpenseOfEnforcementAmt" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_ForgoneRecoveryDueToExpenseOfEnforcementAmt"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_RecoveryOfErrCompDisclosureLineItems" xlink:to="loc_ecd_ForgoneRecoveryDueToExpenseOfEnforcementAmt" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_ForgoneRecoveryDueToViolationOfHomeCountryLawAmt" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_ForgoneRecoveryDueToViolationOfHomeCountryLawAmt"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_RecoveryOfErrCompDisclosureLineItems" xlink:to="loc_ecd_ForgoneRecoveryDueToViolationOfHomeCountryLawAmt" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_ForgoneRecoveryDueToDisqualificationOfTaxBenefitsAmt" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_ForgoneRecoveryDueToDisqualificationOfTaxBenefitsAmt"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_RecoveryOfErrCompDisclosureLineItems" xlink:to="loc_ecd_ForgoneRecoveryDueToDisqualificationOfTaxBenefitsAmt" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_ForgoneRecoveryExplanationOfImpracticabilityTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_ForgoneRecoveryExplanationOfImpracticabilityTextBlock"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_RecoveryOfErrCompDisclosureLineItems" xlink:to="loc_ecd_ForgoneRecoveryExplanationOfImpracticabilityTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_OutstandingRecoveryIndName" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_OutstandingRecoveryIndName"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_RecoveryOfErrCompDisclosureLineItems" xlink:to="loc_ecd_OutstandingRecoveryIndName" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_OutstandingRecoveryCompAmt" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_OutstandingRecoveryCompAmt"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_RecoveryOfErrCompDisclosureLineItems" xlink:to="loc_ecd_OutstandingRecoveryCompAmt" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_RestatementDoesNotRequireRecoveryTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_RestatementDoesNotRequireRecoveryTextBlock"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_RecoveryOfErrCompDisclosureLineItems" xlink:to="loc_ecd_RestatementDoesNotRequireRecoveryTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://xbrl.sec.gov/ecd/role/PvpDisclosure" xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#PvpDisclosure"/>
  <link:presentationLink xlink:role="http://xbrl.sec.gov/ecd/role/PvpDisclosure" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_PayVsPerformanceDisclosureLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_PvpTable" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_PvpTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_PvpTable" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_ExecutiveCategoryAxis" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_ExecutiveCategoryAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PvpTable" xlink:to="loc_ecd_ExecutiveCategoryAxis" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AllExecutiveCategoriesMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AllExecutiveCategoriesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_ExecutiveCategoryAxis" xlink:to="loc_ecd_AllExecutiveCategoriesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_PeoMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_PeoMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AllExecutiveCategoriesMember" xlink:to="loc_ecd_PeoMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_NonPeoNeoMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_NonPeoNeoMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AllExecutiveCategoriesMember" xlink:to="loc_ecd_NonPeoNeoMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_IndividualAxis" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_IndividualAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PvpTable" xlink:to="loc_ecd_IndividualAxis" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AllIndividualsMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AllIndividualsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_IndividualAxis" xlink:to="loc_ecd_AllIndividualsMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AdjToCompAxis" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AdjToCompAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PvpTable" xlink:to="loc_ecd_AdjToCompAxis" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AllAdjToCompMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AllAdjToCompMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AdjToCompAxis" xlink:to="loc_ecd_AllAdjToCompMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AggtChngPnsnValInSummryCompstnTblForAplblYrMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AggtChngPnsnValInSummryCompstnTblForAplblYrMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AllAdjToCompMember" xlink:to="loc_ecd_AggtChngPnsnValInSummryCompstnTblForAplblYrMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AggtPnsnAdjsSvcCstMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AggtPnsnAdjsSvcCstMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AllAdjToCompMember" xlink:to="loc_ecd_AggtPnsnAdjsSvcCstMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_PnsnAdjsSvcCstMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_PnsnAdjsSvcCstMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AggtPnsnAdjsSvcCstMember" xlink:to="loc_ecd_PnsnAdjsSvcCstMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_PnsnAdjsPrrSvcCstMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_PnsnAdjsPrrSvcCstMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AggtPnsnAdjsSvcCstMember" xlink:to="loc_ecd_PnsnAdjsPrrSvcCstMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_EqtyAwrdsAdjsMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_EqtyAwrdsAdjsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_AllAdjToCompMember" xlink:to="loc_ecd_EqtyAwrdsAdjsMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_EqtyAwrdsInSummryCompstnTblForAplblYrMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_EqtyAwrdsInSummryCompstnTblForAplblYrMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_EqtyAwrdsAdjsMember" xlink:to="loc_ecd_EqtyAwrdsInSummryCompstnTblForAplblYrMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_EqtyAwrdsAdjsExclgValRprtdInSummryCompstnTblMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_EqtyAwrdsAdjsExclgValRprtdInSummryCompstnTblMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_EqtyAwrdsAdjsMember" xlink:to="loc_ecd_EqtyAwrdsAdjsExclgValRprtdInSummryCompstnTblMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_YrEndFrValOfEqtyAwrdsGrntdInCvrdYrOutsdngAndUnvstdMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_YrEndFrValOfEqtyAwrdsGrntdInCvrdYrOutsdngAndUnvstdMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_EqtyAwrdsAdjsExclgValRprtdInSummryCompstnTblMember" xlink:to="loc_ecd_YrEndFrValOfEqtyAwrdsGrntdInCvrdYrOutsdngAndUnvstdMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_ChngInFrValOfOutsdngAndUnvstdEqtyAwrdsGrntdInPrrYrsMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_ChngInFrValOfOutsdngAndUnvstdEqtyAwrdsGrntdInPrrYrsMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_EqtyAwrdsAdjsExclgValRprtdInSummryCompstnTblMember" xlink:to="loc_ecd_ChngInFrValOfOutsdngAndUnvstdEqtyAwrdsGrntdInPrrYrsMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_VstngDtFrValOfEqtyAwrdsGrntdAndVstdInCvrdYrMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_VstngDtFrValOfEqtyAwrdsGrntdAndVstdInCvrdYrMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_EqtyAwrdsAdjsExclgValRprtdInSummryCompstnTblMember" xlink:to="loc_ecd_VstngDtFrValOfEqtyAwrdsGrntdAndVstdInCvrdYrMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_ChngInFrValAsOfVstngDtOfPrrYrEqtyAwrdsVstdInCvrdYrMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_ChngInFrValAsOfVstngDtOfPrrYrEqtyAwrdsVstdInCvrdYrMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_EqtyAwrdsAdjsExclgValRprtdInSummryCompstnTblMember" xlink:to="loc_ecd_ChngInFrValAsOfVstngDtOfPrrYrEqtyAwrdsVstdInCvrdYrMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_FrValAsOfPrrYrEndOfEqtyAwrdsGrntdInPrrYrsFldVstngCondsDrngCvrdYrMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_FrValAsOfPrrYrEndOfEqtyAwrdsGrntdInPrrYrsFldVstngCondsDrngCvrdYrMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_EqtyAwrdsAdjsExclgValRprtdInSummryCompstnTblMember" xlink:to="loc_ecd_FrValAsOfPrrYrEndOfEqtyAwrdsGrntdInPrrYrsFldVstngCondsDrngCvrdYrMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_DvddsOrOthrErngsPdOnEqtyAwrdsNtOthrwsRflctdInTtlCompForCvrdYrMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_DvddsOrOthrErngsPdOnEqtyAwrdsNtOthrwsRflctdInTtlCompForCvrdYrMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_EqtyAwrdsAdjsExclgValRprtdInSummryCompstnTblMember" xlink:to="loc_ecd_DvddsOrOthrErngsPdOnEqtyAwrdsNtOthrwsRflctdInTtlCompForCvrdYrMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_MeasureAxis" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_MeasureAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PvpTable" xlink:to="loc_ecd_MeasureAxis" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_PvpTableTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_PvpTableTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_PvpTableTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_CoSelectedMeasureName" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_CoSelectedMeasureName"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_CoSelectedMeasureName" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_NamedExecutiveOfficersFnTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_NamedExecutiveOfficersFnTextBlock"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_NamedExecutiveOfficersFnTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_PeerGroupIssuersFnTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_PeerGroupIssuersFnTextBlock"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_PeerGroupIssuersFnTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_ChangedPeerGroupFnTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_ChangedPeerGroupFnTextBlock"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_ChangedPeerGroupFnTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_PeoTotalCompAmt" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_PeoTotalCompAmt"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_PeoTotalCompAmt" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_PeoActuallyPaidCompAmt" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_PeoActuallyPaidCompAmt"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_PeoActuallyPaidCompAmt" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AdjToPeoCompFnTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AdjToPeoCompFnTextBlock"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_AdjToPeoCompFnTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_NonPeoNeoAvgTotalCompAmt" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_NonPeoNeoAvgTotalCompAmt"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_NonPeoNeoAvgTotalCompAmt" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_NonPeoNeoAvgCompActuallyPaidAmt" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_NonPeoNeoAvgCompActuallyPaidAmt"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_NonPeoNeoAvgCompActuallyPaidAmt" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AdjToNonPeoNeoCompFnTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AdjToNonPeoNeoCompFnTextBlock"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_AdjToNonPeoNeoCompFnTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_EquityValuationAssumptionDifferenceFnTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_EquityValuationAssumptionDifferenceFnTextBlock"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_EquityValuationAssumptionDifferenceFnTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_CompActuallyPaidVsTotalShareholderRtnTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_CompActuallyPaidVsTotalShareholderRtnTextBlock"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_CompActuallyPaidVsTotalShareholderRtnTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_CompActuallyPaidVsNetIncomeTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_CompActuallyPaidVsNetIncomeTextBlock"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_CompActuallyPaidVsNetIncomeTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_CompActuallyPaidVsCoSelectedMeasureTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_CompActuallyPaidVsCoSelectedMeasureTextBlock"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_CompActuallyPaidVsCoSelectedMeasureTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_TotalShareholderRtnVsPeerGroupTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_TotalShareholderRtnVsPeerGroupTextBlock"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_TotalShareholderRtnVsPeerGroupTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_CompActuallyPaidVsOtherMeasureTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_CompActuallyPaidVsOtherMeasureTextBlock"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_CompActuallyPaidVsOtherMeasureTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_TabularListTableTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_TabularListTableTextBlock"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_TabularListTableTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_TotalShareholderRtnAmt" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_TotalShareholderRtnAmt"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_TotalShareholderRtnAmt" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_PeerGroupTotalShareholderRtnAmt" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_PeerGroupTotalShareholderRtnAmt"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_PeerGroupTotalShareholderRtnAmt" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_CoSelectedMeasureAmt" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_CoSelectedMeasureAmt"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_CoSelectedMeasureAmt" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_OtherPerfMeasureAmt" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_OtherPerfMeasureAmt"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_OtherPerfMeasureAmt" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AdjToCompAmt" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AdjToCompAmt"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_AdjToCompAmt" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_PeoName" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_PeoName"/>
    <link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_PeoName" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_MeasureName" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_MeasureName"/>
    <link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_MeasureName" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_NonGaapMeasureDescriptionTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_NonGaapMeasureDescriptionTextBlock"/>
    <link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_NonGaapMeasureDescriptionTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_Additional402vDisclosureTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_Additional402vDisclosureTextBlock"/>
    <link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_Additional402vDisclosureTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_PnsnBnftsAdjFnTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_PnsnBnftsAdjFnTextBlock"/>
    <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_PnsnBnftsAdjFnTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_EqtyAwrdsAdjFnTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_EqtyAwrdsAdjFnTextBlock"/>
    <link:presentationArc order="31" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_PayVsPerformanceDisclosureLineItems" xlink:to="loc_ecd_EqtyAwrdsAdjFnTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements" xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#InsiderTradingArrangements"/>
  <link:presentationLink xlink:role="http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_ecd_InsiderTradingArrLineItems" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_InsiderTradingArrLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_TradingArrByIndTable" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_TradingArrByIndTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_InsiderTradingArrLineItems" xlink:to="loc_ecd_TradingArrByIndTable" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_TradingArrAxis" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_TradingArrAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_TradingArrByIndTable" xlink:to="loc_ecd_TradingArrAxis" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AllTradingArrangementsMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AllTradingArrangementsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_TradingArrAxis" xlink:to="loc_ecd_AllTradingArrangementsMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_IndividualAxis" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_IndividualAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_TradingArrByIndTable" xlink:to="loc_ecd_IndividualAxis" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AllIndividualsMember" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_AllIndividualsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_IndividualAxis" xlink:to="loc_ecd_AllIndividualsMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_MtrlTermsOfTrdArrTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_MtrlTermsOfTrdArrTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_InsiderTradingArrLineItems" xlink:to="loc_ecd_MtrlTermsOfTrdArrTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_TrdArrIndName" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_TrdArrIndName"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_InsiderTradingArrLineItems" xlink:to="loc_ecd_TrdArrIndName" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_TrdArrIndTitle" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_TrdArrIndTitle"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_InsiderTradingArrLineItems" xlink:to="loc_ecd_TrdArrIndTitle" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_Rule10b51ArrAdoptedFlag" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_Rule10b51ArrAdoptedFlag"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_InsiderTradingArrLineItems" xlink:to="loc_ecd_Rule10b51ArrAdoptedFlag" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_NonRule10b51ArrAdoptedFlag" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_NonRule10b51ArrAdoptedFlag"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_InsiderTradingArrLineItems" xlink:to="loc_ecd_NonRule10b51ArrAdoptedFlag" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_TrdArrAdoptionDate" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_TrdArrAdoptionDate"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_InsiderTradingArrLineItems" xlink:to="loc_ecd_TrdArrAdoptionDate" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_Rule10b51ArrTrmntdFlag" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_Rule10b51ArrTrmntdFlag"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_InsiderTradingArrLineItems" xlink:to="loc_ecd_Rule10b51ArrTrmntdFlag" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_NonRule10b51ArrTrmntdFlag" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_NonRule10b51ArrTrmntdFlag"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_InsiderTradingArrLineItems" xlink:to="loc_ecd_NonRule10b51ArrTrmntdFlag" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_TrdArrTerminationDate" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_TrdArrTerminationDate"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_InsiderTradingArrLineItems" xlink:to="loc_ecd_TrdArrTerminationDate" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_TrdArrExpirationDate" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_TrdArrExpirationDate"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_InsiderTradingArrLineItems" xlink:to="loc_ecd_TrdArrExpirationDate" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_TrdArrDuration" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_TrdArrDuration"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_InsiderTradingArrLineItems" xlink:to="loc_ecd_TrdArrDuration" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_TrdArrSecuritiesAggAvailAmt" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_TrdArrSecuritiesAggAvailAmt"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_InsiderTradingArrLineItems" xlink:to="loc_ecd_TrdArrSecuritiesAggAvailAmt" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc" xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#InsiderTradingPoliciesProc"/>
  <link:presentationLink xlink:role="http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_ecd_InsiderTradingPoliciesProcLineItems" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_InsiderTradingPoliciesProcLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_InsiderTrdPoliciesProcAdoptedFlag" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_InsiderTrdPoliciesProcAdoptedFlag"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_InsiderTradingPoliciesProcLineItems" xlink:to="loc_ecd_InsiderTrdPoliciesProcAdoptedFlag" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ecd_InsiderTrdPoliciesProcNotAdoptedTextBlock" xlink:href="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd#ecd_InsiderTrdPoliciesProcNotAdoptedTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecd_InsiderTradingPoliciesProcLineItems" xlink:to="loc_ecd_InsiderTrdPoliciesProcNotAdoptedTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://xbrl.sec.gov/cef/role/N2" xlink:type="simple" xlink:href="https://xbrl.sec.gov/cef/2026/cef-2026.xsd#N2"/>
  <link:presentationLink xlink:role="http://xbrl.sec.gov/cef/role/N2" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_cef_AllRisksMember" xlink:href="https://xbrl.sec.gov/cef/2026/cef-2026.xsd#cef_AllRisksMember"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RisksRelatingToOurBusinessMember" xlink:href="psec-20260630.xsd#psec_RisksRelatingToOurBusinessMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cef_AllRisksMember" xlink:to="loc_psec_RisksRelatingToOurBusinessMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RisksRelatingToOurOperationAsABusinessDevelopmentCompanyMember" xlink:href="psec-20260630.xsd#psec_RisksRelatingToOurOperationAsABusinessDevelopmentCompanyMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cef_AllRisksMember" xlink:to="loc_psec_RisksRelatingToOurOperationAsABusinessDevelopmentCompanyMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RisksRelatingToOurInvestmentsMember" xlink:href="psec-20260630.xsd#psec_RisksRelatingToOurInvestmentsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cef_AllRisksMember" xlink:to="loc_psec_RisksRelatingToOurInvestmentsMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_RisksRelatingToOurSecuritiesMember" xlink:href="psec-20260630.xsd#psec_RisksRelatingToOurSecuritiesMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cef_AllRisksMember" xlink:to="loc_psec_RisksRelatingToOurSecuritiesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_GeneralRiskFactorsMember" xlink:href="psec-20260630.xsd#psec_GeneralRiskFactorsMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cef_AllRisksMember" xlink:to="loc_psec_GeneralRiskFactorsMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockDomain"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_FloatingRatePreferredStockMember" xlink:href="psec-20260630.xsd#psec_FloatingRatePreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain" xlink:to="loc_psec_FloatingRatePreferredStockMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A7.50PreferredStockMember" xlink:href="psec-20260630.xsd#psec_A7.50PreferredStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain" xlink:to="loc_psec_A7.50PreferredStockMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A650PreferredStockMember" xlink:href="psec-20260630.xsd#psec_A650PreferredStockMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain" xlink:to="loc_psec_A650PreferredStockMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A550PreferredStockMember" xlink:href="psec-20260630.xsd#psec_A550PreferredStockMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain" xlink:to="loc_psec_A550PreferredStockMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A535PreferredStockMember" xlink:href="psec-20260630.xsd#psec_A535PreferredStockMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain" xlink:to="loc_psec_A535PreferredStockMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain" xlink:to="loc_us-gaap_CommonStockMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockMember" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain" xlink:to="loc_us-gaap_PreferredStockMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_CreditFacilityMember" xlink:href="psec-20260630.xsd#psec_CreditFacilityMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="loc_psec_CreditFacilityMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A33642026NotesMember" xlink:href="psec-20260630.xsd#psec_A33642026NotesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="loc_psec_A33642026NotesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A34372028NotesMember" xlink:href="psec-20260630.xsd#psec_A34372028NotesMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="loc_psec_A34372028NotesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A5.502030NotesMember" xlink:href="psec-20260630.xsd#psec_A5.502030NotesMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="loc_psec_A5.502030NotesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_PublicNotesMember" xlink:href="psec-20260630.xsd#psec_PublicNotesMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="loc_psec_PublicNotesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_ProspectCapitalInterNotesMember" xlink:href="psec-20260630.xsd#psec_ProspectCapitalInterNotesMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="loc_psec_ProspectCapitalInterNotesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2025NotesMember" xlink:href="psec-20260630.xsd#psec_A2025NotesMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="loc_psec_A2025NotesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2026NotesMember" xlink:href="psec-20260630.xsd#psec_A2026NotesMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="loc_psec_A2026NotesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2016NotesMember" xlink:href="psec-20260630.xsd#psec_A2016NotesMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="loc_psec_A2016NotesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2017NotesMember" xlink:href="psec-20260630.xsd#psec_A2017NotesMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="loc_psec_A2017NotesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2018NotesMember" xlink:href="psec-20260630.xsd#psec_A2018NotesMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="loc_psec_A2018NotesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2019NotesMember" xlink:href="psec-20260630.xsd#psec_A2019NotesMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="loc_psec_A2019NotesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A5002019NotesMember" xlink:href="psec-20260630.xsd#psec_A5002019NotesMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="loc_psec_A5002019NotesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2020NotesMember" xlink:href="psec-20260630.xsd#psec_A2020NotesMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="loc_psec_A2020NotesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2022NotesMember" xlink:href="psec-20260630.xsd#psec_A2022NotesMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="loc_psec_A2022NotesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2023NotesMember" xlink:href="psec-20260630.xsd#psec_A2023NotesMember"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="loc_psec_A2023NotesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2024NotesMember" xlink:href="psec-20260630.xsd#psec_A2024NotesMember"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="loc_psec_A2024NotesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A63752024NotesMember" xlink:href="psec-20260630.xsd#psec_A63752024NotesMember"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="loc_psec_A63752024NotesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2028NotesMember" xlink:href="psec-20260630.xsd#psec_A2028NotesMember"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="loc_psec_A2028NotesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_psec_A2029NotesMember" xlink:href="psec-20260630.xsd#psec_A2029NotesMember"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="loc_psec_A2029NotesMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
  </link:presentationLink>
</link:linkbase>
