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

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019fb8f8-623f-73a7-8aa3-9d27fd9f1215,g:7bdc22bc-f1d7-4a3a-8284-70e272455343-->
<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.xbrl.org/2009/role/negatedPeriodStartLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodStartLabel"/>
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/netLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd#netLabel"/>
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedNetLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedNetLabel"/>
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTerseLabel"/>
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodEndLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodEndLabel"/>
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel"/>
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTotalLabel"/>
  <link:labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended">
    <link:label id="lab_ck0001511699_C000099506Member_label_en-US" xlink:label="lab_ck0001511699_C000099506Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Nuance Concentrated Value Fund Institutional Class Shares</link:label>
    <link:label id="lab_ck0001511699_C000099506Member_documentation_en-US" xlink:label="lab_ck0001511699_C000099506Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">CIK 0001511699 Series S000031968 Nuance Concentrated Value Fund Class/Contract C000099506 Institutional Class Shares NCVLX Class/Contract C000115524 Investor Class NCAVX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_C000099506Member" xlink:href="ck0001511699-20260828.xsd#ck0001511699_C000099506Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_C000099506Member" xlink:to="lab_ck0001511699_C000099506Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_C000133589Member_label_en-US" xlink:label="lab_ck0001511699_C000133589Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Nuance Mid Cap Value Fund Institutional Class</link:label>
    <link:label id="lab_ck0001511699_C000133589Member_documentation_en-US" xlink:label="lab_ck0001511699_C000133589Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">CIK 0001511699 Series S000043170 Nuance Mid Cap Value Fund Class/Contract C000133589 Institutional Class NMVLX Class/Contract C000133590 Investor Class NMAVX Class/Contract C000186164 Z Class Shares NMVZX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_C000133589Member" xlink:href="ck0001511699-20260828.xsd#ck0001511699_C000133589Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_C000133589Member" xlink:to="lab_ck0001511699_C000133589Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_C000115524Member_label_en-US" xlink:label="lab_ck0001511699_C000115524Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Nuance Concentrated Value Fund Investor Class</link:label>
    <link:label id="lab_ck0001511699_C000115524Member_documentation_en-US" xlink:label="lab_ck0001511699_C000115524Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">CIK 0001511699 Series S000031968 Nuance Concentrated Value Fund Class/Contract C000099506 Institutional Class Shares NCVLX Class/Contract C000115524 Investor Class NCAVX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_C000115524Member" xlink:href="ck0001511699-20260828.xsd#ck0001511699_C000115524Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_C000115524Member" xlink:to="lab_ck0001511699_C000115524Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_SP500IndexReflectsNoDeductionForFeesExpensesOrTaxesIndexMember_label_en-US" xlink:label="lab_ck0001511699_SP500IndexReflectsNoDeductionForFeesExpensesOrTaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">S&amp;P 500 Index (reflects no deduction for fees, expenses or taxes)</link:label>
    <link:label id="lab_ck0001511699_SP500IndexReflectsNoDeductionForFeesExpensesOrTaxesIndexMember_documentation_en-US" xlink:label="lab_ck0001511699_SP500IndexReflectsNoDeductionForFeesExpensesOrTaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">S&amp;P 500 Index (reflects no deduction for fees, expenses or taxes)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_SP500IndexReflectsNoDeductionForFeesExpensesOrTaxesIndexMember" xlink:href="ck0001511699-20260828.xsd#ck0001511699_SP500IndexReflectsNoDeductionForFeesExpensesOrTaxesIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_SP500IndexReflectsNoDeductionForFeesExpensesOrTaxesIndexMember" xlink:to="lab_ck0001511699_SP500IndexReflectsNoDeductionForFeesExpensesOrTaxesIndexMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_CurrencyRiskMember_label_en-US" xlink:label="lab_ck0001511699_CurrencyRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Currency Risk Member</link:label>
    <link:label id="lab_ck0001511699_CurrencyRiskMember_documentation_en-US" xlink:label="lab_ck0001511699_CurrencyRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Currency Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_CurrencyRiskMember" xlink:href="ck0001511699-20260828.xsd#ck0001511699_CurrencyRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_CurrencyRiskMember" xlink:to="lab_ck0001511699_CurrencyRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_MidCapCompaniesRiskMember_label_en-US" xlink:label="lab_ck0001511699_MidCapCompaniesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Mid-Cap Companies Risk Member</link:label>
    <link:label id="lab_ck0001511699_MidCapCompaniesRiskMember_documentation_en-US" xlink:label="lab_ck0001511699_MidCapCompaniesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Mid-Cap Companies Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_MidCapCompaniesRiskMember" xlink:href="ck0001511699-20260828.xsd#ck0001511699_MidCapCompaniesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_MidCapCompaniesRiskMember" xlink:to="lab_ck0001511699_MidCapCompaniesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_C000133590Member_label_en-US" xlink:label="lab_ck0001511699_C000133590Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Nuance Mid Cap Value Fund Investor Class</link:label>
    <link:label id="lab_ck0001511699_C000133590Member_documentation_en-US" xlink:label="lab_ck0001511699_C000133590Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">CIK 0001511699 Series S000043170 Nuance Mid Cap Value Fund Class/Contract C000133589 Institutional Class NMVLX Class/Contract C000133590 Investor Class NMAVX Class/Contract C000186164 Z Class Shares NMVZX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_C000133590Member" xlink:href="ck0001511699-20260828.xsd#ck0001511699_C000133590Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_C000133590Member" xlink:to="lab_ck0001511699_C000133590Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_PortfolioTurnoverRiskMember_label_en-US" xlink:label="lab_ck0001511699_PortfolioTurnoverRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Portfolio Turnover Risk Member</link:label>
    <link:label id="lab_ck0001511699_PortfolioTurnoverRiskMember_documentation_en-US" xlink:label="lab_ck0001511699_PortfolioTurnoverRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Portfolio Turnover Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_PortfolioTurnoverRiskMember" xlink:href="ck0001511699-20260828.xsd#ck0001511699_PortfolioTurnoverRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_PortfolioTurnoverRiskMember" xlink:to="lab_ck0001511699_PortfolioTurnoverRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_ForeignSecuritiesRiskMember_label_en-US" xlink:label="lab_ck0001511699_ForeignSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Securities Risk Member</link:label>
    <link:label id="lab_ck0001511699_ForeignSecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001511699_ForeignSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Foreign Securities Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_ForeignSecuritiesRiskMember" xlink:href="ck0001511699-20260828.xsd#ck0001511699_ForeignSecuritiesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_ForeignSecuritiesRiskMember" xlink:to="lab_ck0001511699_ForeignSecuritiesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_S000031968Member_label_en-US" xlink:label="lab_ck0001511699_S000031968Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Nuance Concentrated Value Fund</link:label>
    <link:label id="lab_ck0001511699_S000031968Member_documentation_en-US" xlink:label="lab_ck0001511699_S000031968Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">CIK 0001511699 Series S000031968 Nuance Concentrated Value Fund Class/Contract C000099506 Institutional Class Shares NCVLX Class/Contract C000115524 Investor Class NCAVX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_S000031968Member" xlink:href="ck0001511699-20260828.xsd#ck0001511699_S000031968Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_S000031968Member" xlink:to="lab_ck0001511699_S000031968Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_ValueStyleInvestingRiskMember_label_en-US" xlink:label="lab_ck0001511699_ValueStyleInvestingRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Value-Style Investing Risk Member</link:label>
    <link:label id="lab_ck0001511699_ValueStyleInvestingRiskMember_documentation_en-US" xlink:label="lab_ck0001511699_ValueStyleInvestingRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Value-Style Investing Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_ValueStyleInvestingRiskMember" xlink:href="ck0001511699-20260828.xsd#ck0001511699_ValueStyleInvestingRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_ValueStyleInvestingRiskMember" xlink:to="lab_ck0001511699_ValueStyleInvestingRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_SectorEmphasisRiskMember_label_en-US" xlink:label="lab_ck0001511699_SectorEmphasisRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sector Emphasis Risk Member</link:label>
    <link:label id="lab_ck0001511699_SectorEmphasisRiskMember_documentation_en-US" xlink:label="lab_ck0001511699_SectorEmphasisRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Sector Emphasis Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_SectorEmphasisRiskMember" xlink:href="ck0001511699-20260828.xsd#ck0001511699_SectorEmphasisRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_SectorEmphasisRiskMember" xlink:to="lab_ck0001511699_SectorEmphasisRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_S000043170Member_label_en-US" xlink:label="lab_ck0001511699_S000043170Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Nuance Mid Cap Value Fund</link:label>
    <link:label id="lab_ck0001511699_S000043170Member_documentation_en-US" xlink:label="lab_ck0001511699_S000043170Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">CIK 0001511699 Series S000043170 Nuance Mid Cap Value Fund Class/Contract C000133589 Institutional Class NMVLX Class/Contract C000133590 Investor Class NMAVX Class/Contract C000186164 Z Class Shares NMVZX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_S000043170Member" xlink:href="ck0001511699-20260828.xsd#ck0001511699_S000043170Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_S000043170Member" xlink:to="lab_ck0001511699_S000043170Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_GeneralMarketRiskMember_label_en-US" xlink:label="lab_ck0001511699_GeneralMarketRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">General Market Risk Member</link:label>
    <link:label id="lab_ck0001511699_GeneralMarketRiskMember_documentation_en-US" xlink:label="lab_ck0001511699_GeneralMarketRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">General Market Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_GeneralMarketRiskMember" xlink:href="ck0001511699-20260828.xsd#ck0001511699_GeneralMarketRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_GeneralMarketRiskMember" xlink:to="lab_ck0001511699_GeneralMarketRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_EquitySecuritiesRiskMember_label_en-US" xlink:label="lab_ck0001511699_EquitySecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Securities Risk Member</link:label>
    <link:label id="lab_ck0001511699_EquitySecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001511699_EquitySecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Equity Securities Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_EquitySecuritiesRiskMember" xlink:href="ck0001511699-20260828.xsd#ck0001511699_EquitySecuritiesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_EquitySecuritiesRiskMember" xlink:to="lab_ck0001511699_EquitySecuritiesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_PreferredSecuritiesRiskMember_label_en-US" xlink:label="lab_ck0001511699_PreferredSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Preferred Securities Risk Member</link:label>
    <link:label id="lab_ck0001511699_PreferredSecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001511699_PreferredSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Preferred Securities Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_PreferredSecuritiesRiskMember" xlink:href="ck0001511699-20260828.xsd#ck0001511699_PreferredSecuritiesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_PreferredSecuritiesRiskMember" xlink:to="lab_ck0001511699_PreferredSecuritiesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_C000186164Member_label_en-US" xlink:label="lab_ck0001511699_C000186164Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Nuance Mid Cap Value Fund Z Class Shares</link:label>
    <link:label id="lab_ck0001511699_C000186164Member_documentation_en-US" xlink:label="lab_ck0001511699_C000186164Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">CIK 0001511699 Series S000043170 Nuance Mid Cap Value Fund Class/Contract C000133589 Institutional Class NMVLX Class/Contract C000133590 Investor Class NMAVX Class/Contract C000186164 Z Class Shares NMVZX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_C000186164Member" xlink:href="ck0001511699-20260828.xsd#ck0001511699_C000186164Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_C000186164Member" xlink:to="lab_ck0001511699_C000186164Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_ManagementRiskMember_label_en-US" xlink:label="lab_ck0001511699_ManagementRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Management Risk Member</link:label>
    <link:label id="lab_ck0001511699_ManagementRiskMember_documentation_en-US" xlink:label="lab_ck0001511699_ManagementRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Management Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_ManagementRiskMember" xlink:href="ck0001511699-20260828.xsd#ck0001511699_ManagementRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_ManagementRiskMember" xlink:to="lab_ck0001511699_ManagementRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_RussellMidcapValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember_label_en-US" xlink:label="lab_ck0001511699_RussellMidcapValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Russell Midcap Value Index (reflects no deduction for fees, expenses or taxes)</link:label>
    <link:label id="lab_ck0001511699_RussellMidcapValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember_documentation_en-US" xlink:label="lab_ck0001511699_RussellMidcapValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Russell Midcap Value Index (reflects no deduction for fees, expenses or taxes)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_RussellMidcapValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:href="ck0001511699-20260828.xsd#ck0001511699_RussellMidcapValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_RussellMidcapValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:to="lab_ck0001511699_RussellMidcapValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_ConvertibleSecuritiesRiskMember_label_en-US" xlink:label="lab_ck0001511699_ConvertibleSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Convertible Securities Risk Member</link:label>
    <link:label id="lab_ck0001511699_ConvertibleSecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001511699_ConvertibleSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Convertible Securities Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_ConvertibleSecuritiesRiskMember" xlink:href="ck0001511699-20260828.xsd#ck0001511699_ConvertibleSecuritiesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_ConvertibleSecuritiesRiskMember" xlink:to="lab_ck0001511699_ConvertibleSecuritiesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_LargeCapMidCapAndSmallCapCompaniesRiskMember_label_en-US" xlink:label="lab_ck0001511699_LargeCapMidCapAndSmallCapCompaniesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Large-Cap, Mid-Cap And Small-Cap Companies Risk Member</link:label>
    <link:label id="lab_ck0001511699_LargeCapMidCapAndSmallCapCompaniesRiskMember_documentation_en-US" xlink:label="lab_ck0001511699_LargeCapMidCapAndSmallCapCompaniesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Large-Cap, Mid-Cap And Small-Cap Companies Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_LargeCapMidCapAndSmallCapCompaniesRiskMember" xlink:href="ck0001511699-20260828.xsd#ck0001511699_LargeCapMidCapAndSmallCapCompaniesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_LargeCapMidCapAndSmallCapCompaniesRiskMember" xlink:to="lab_ck0001511699_LargeCapMidCapAndSmallCapCompaniesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001511699_Russell3000ValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember_label_en-US" xlink:label="lab_ck0001511699_Russell3000ValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Russell 3000 Value Index (reflects no deduction for fees, expenses or taxes)</link:label>
    <link:label id="lab_ck0001511699_Russell3000ValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember_documentation_en-US" xlink:label="lab_ck0001511699_Russell3000ValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Russell 3000 Value Index (reflects no deduction for fees, expenses or taxes)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001511699_Russell3000ValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:href="ck0001511699-20260828.xsd#ck0001511699_Russell3000ValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001511699_Russell3000ValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:to="lab_ck0001511699_Russell3000ValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:type="arc" order="1"/>
  </link:labelLink>
</link:linkbase>
