v3.26.3
FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables)
9 Months Ended
Sep. 30, 2026
Fair Value Disclosures [Abstract]  
Schedule of Fair Value Measurements of Cash and Cash Equivalents and Investments
The following table presents fair value measurements of investments, unfunded revolving and delayed draw loan commitments and derivatives as of September 30, 2026:

Fair Value Measurements Using
Level 1Level 2Level 3Total
First lien senior secured loans$— $4,033,886 $12,229,754 $16,263,640 
Second lien senior secured loans— 190,643 158,538 349,181 
Senior subordinated loans— 1,929 1,313,879 1,315,808 
Corporate bonds— — 62,294 62,294 
Collateralized loan obligations— — 714,587 714,587 
Commercial mortgage-backed securities— — 109,642 109,642 
Private asset-backed investments— — 327,901 327,901 
Investments in joint ventures— — 1,003,200 1,003,200 
Preferred equity— 9,892 456,885 466,777 
Other equity— 1,957 635,526 637,483 
Investments not measured at net asset value $— $4,238,307 $17,012,206 $21,250,513 
Investments measured at net asset value(1)105,263 
Total investments $21,355,776 
Unfunded revolving and delayed draw loan commitments(2)$— $— $(35,634)$(35,634)
Derivatives:
  Foreign currency forward contracts$— $8,273 $— $8,273 
  Interest rate swaps$— $(193,333)$— $(193,333)
________________________________________

(1)Certain investments that are measured at fair value using the net asset value per share (or its equivalent) practical expedient have not been categorized in the fair value hierarchy. The fair value amounts presented in this table are intended to permit reconciliation of the fair value hierarchy to the amounts presented in the consolidated statements of assets and liabilities.

(2)The fair value of unfunded revolving and delayed draw loan commitments is included in “accounts payable and other liabilities” in the accompanying consolidated statements of assets and liabilities.
The following table presents fair value measurements of investments, unfunded revolving and delayed draw loan commitments and derivatives as of December 31, 2025:

Fair Value Measurements Using
Level 1Level 2Level 3Total
First lien senior secured loans$— $6,617,396 $10,542,870 $17,160,266 
Second lien senior secured loans— 287,211 141,949 429,160 
Senior subordinated loans— 5,086 1,063,756 1,068,842 
Corporate bonds— — 99,063 99,063 
Collateralized loan obligations— — 1,051,264 1,051,264 
Commercial mortgage-backed securities— — 99,962 99,962 
Private asset-backed investments— — 300,947 300,947 
Investments in joint ventures— — 391,000 391,000 
Preferred equity— — 317,476 317,476 
Other equity— — 489,521 489,521 
Investments not measured at net asset value$— $6,909,693 $14,497,808 $21,407,501 
Investments measured at net asset value(1)101,097 
Total investments$21,508,598 
Unfunded revolving and delayed draw loan commitments(2)$— $— $(10,885)$(10,885)
Derivatives:
Foreign currency forward contracts$— $(22,867)$— $(22,867)
Interest rate swaps$— $58,008 $— $58,008 
________________________________________

(1)Certain investments that are measured at fair value using the net asset value per share (or its equivalent) practical expedient have not been categorized in the fair value hierarchy. The fair value amounts presented in this table are intended to permit reconciliation of the fair value hierarchy to the amounts presented in the consolidated statements of assets and liabilities.
(2)The fair value of unfunded revolving and delayed draw loan commitments is included in “accounts payable and other liabilities” in the accompanying consolidated statements of assets and liabilities.
Schedule of Significant Unobservable Inputs used to Value Investments
The following tables summarize the significant unobservable inputs the Valuation Designee used to value the majority of the Fund’s investments categorized within Level 3 as of September 30, 2026 and December 31, 2025. The tables are not intended to be all-inclusive, but instead to capture the significant unobservable inputs relevant to the determination of fair values.

As of September 30, 2026
Unobservable Input
Asset CategoryFair ValuePrimary Valuation TechniquesInputEstimated RangeWeighted Average(1)
First lien senior secured loans$12,014,290 Yield analysis Market yield
6.0% - 19.5%
9.7%
215,464 Broker quotesN/AN/AN/A
Second lien senior secured loans158,538 Yield analysis Market yield
9.1% - 29.3%
18.3%
Senior subordinated loans1,313,879 Yield analysis Market yield
7.6% - 16.1%
10.6%
Corporate bonds62,294 Broker quotesN/AN/AN/A
Collateralized loan obligations714,587 Broker quotesN/AN/AN/A
Commercial mortgage-backed securities59,937 Broker quotesN/AN/AN/A
49,705 Discounted cash flowDiscount rate
7.2% - 15.2%
12.8%
Private asset-backed investments299,037 Yield analysisMarket yield
7.0% - 15.0%
11.1%
21,337 Discounted cash flowDiscount rate
4.8% - 16.7%
14.0%
7,527 Income (other)Constant default rate
2.0% - 7.0%
3.4%
Investments in joint ventures1,003,200 Net asset value analysisNet asset valueN/AN/A
Preferred equity379,998 Yield analysis Market yield
8.0% - 15.0%
12.6%
76,887 EV market multiple analysisEBITDA multiple
5.8x - 24.0x
10.1x
Other equity635,526 EV market multiple analysisEBITDA multiple
3.8x - 30.1x
15.0x
Total investments$17,012,206 
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(1)Unobservable inputs were weighted by the relative fair value of the investments.
As of December 31, 2025
Unobservable Input
Asset CategoryFair ValuePrimary Valuation TechniquesInputEstimated RangeWeighted Average(1)
First lien senior secured loans$10,364,836 Yield analysisMarket yield
5.5% - 19.1%
9.1%
167,884 Broker quotesN/AN/AN/A
10,150 Transaction costN/AN/AN/A
Second lien senior secured loans141,949 Yield analysisMarket yield
8.2% - 19.6%
12.9%
Senior subordinated loans1,032,512 Yield analysisMarket yield
7.0% - 24.7%
10.6%
31,244 Transaction costN/AN/AN/A
Corporate bonds99,063 Broker quotesN/AN/AN/A
Collateralized loan obligations1,047,274 Broker quotesN/AN/AN/A
3,990 Transaction costN/AN/AN/A
Commercial mortgage-backed securities99,962 Broker quotesN/AN/AN/A
Private asset-backed investments202,865 Yield analysisMarket yield
4.0% - 13.8%
8.7%
50,750 Broker quotesN/AN/AN/A
41,570 Transaction costN/AN/AN/A
5,762 Income (other)Constant default
rate
0.0% - 7.0%
1.7%
Investments in joint ventures391,000 Yield analysisMarket yield10.0%10.0%
Preferred equity165,475 EV market
multiple analysis
EBITDA multiple
7.1x - 22.5x
12.4x
152,001 Yield analysisMarket yield
9.8% - 15.0%
12.9%
Other equity489,521 EV market
multiple analysis
EBITDA multiple
7.2x - 33.0x
15.1x
Total investments$14,497,808 
____________________________________

(1)Unobservable inputs were weighted by the relative fair value of the investments.
Schedule of Changes in Investments using Level 3 Inputs
The following tables present changes in investments that use Level 3 inputs as of and for the three and nine months ended September 30, 2026:

As of and For the Three Months Ended September 30, 2026
Balance as of June 30, 2026$17,045,709 
Net realized gains9,923 
Net unrealized losses(28,346)
Purchases982,360 
Sales(432,146)
Repayments(633,895)
PIK interest and dividends35,466 
Net accretion of discount on investments9,771 
Transfers into Level 3142,080 
Transfers out of Level 3(118,716)
Balance as of September 30, 2026$17,012,206 

As of and For the Nine Months Ended September 30, 2026
Balance as of December 31, 2025$14,497,808 
Net realized gains21,819 
Net unrealized losses(175,727)
Purchases4,891,325 
Sales(1,120,052)
Repayments(1,305,866)
PIK interest and dividends102,679 
Net accretion of discount on investments29,443 
Transfers into Level 3378,558 
Transfers out of Level 3(307,781)
Balance as of September 30, 2026$17,012,206 
The following tables present changes in investments that use Level 3 inputs as of and for the three and nine months ended September 30, 2025:

As of and For the Three Months Ended September 30, 2025
Balance as of June 30, 2025$9,302,895 
Net realized gains14,298 
Net unrealized gains17,865 
Purchases3,024,312 
Sales(78,686)
Repayments(296,134)
PIK interest and dividends21,329 
Net accretion of discount on investments6,983 
Transfers into Level 392,870 
Transfers out of Level 3(195,953)
Balance as of September 30, 2025$11,909,779 

As of and For the Nine Months Ended September 30, 2025
Balance as of December 31, 2024$5,935,498 
Net realized losses13,469 
Net unrealized gains145,148 
Purchases6,740,606 
Sales(168,434)
Repayments(576,028)
PIK interest and dividends53,153 
Net accretion of discount on investments17,329 
Transfers into Level 3292,648 
Transfers out of Level 3(543,610)
Balance as of September 30, 2025$11,909,779 
Schedule of Carrying Values and Estimated Fair Values of Debt Instruments
The following are the carrying and fair values of the Fund’s debt obligations as of September 30, 2026 and December 31, 2025.

As of
September 30, 2026December 31, 2025
Carrying Value(1)Fair Value(6)Carrying Value(1)Fair Value(6)
Revolving Credit Facility$2,101,059 $2,101,059 $2,525,642 $2,525,642 
SG Funding Facility 1,470,811 1,470,811 612,811 612,811 
SB Funding Facility650,000 650,000 400,000 400,000 
BNP Funding Facility568,000 568,000 900,000 900,000 
January 2037 CLO Secured Notes (principal amount outstanding of $476,000)(2)
473,501 (3)473,501 473,310 (3)473,310 
April 2038 CLO Secured Debt (principal amount outstanding of $350,000)(2)
348,312 (3)348,312 348,196 (3)348,196 
January 2039 CLO Secured Debt (principal amount outstanding of $532,000)(2)
530,259 (3)530,259 529,820 (3)529,820 
March 2028 Notes (principal amount outstanding of $1,000,000)
984,196 (3)(4)993,690 1,004,008 (3)(4)1,013,110 
September 2028 Notes (principal amount outstanding of $600,000)
582,416 (3)(4)592,182 597,103 (3)(4)604,992 
January 2029 Notes (principal amount outstanding of $600,000)
573,479 (3)(4)581,742 589,036 (3)(4)593,616 
August 2029 Notes (principal amount outstanding of $700,000)
677,992 (3)(4)696,129 705,261 (3)(4)717,759 
February 2030 Notes (principal amount outstanding of $750,000)
702,715 (3)(4)722,430 731,239 (3)(4)757,665 
September 2030 Notes (principal amount outstanding of $500,000)
472,698 (3)(4)479,845 496,117 (3)(4)505,680 
January 2031 Notes (principal amount outstanding of $500,000)
459,545 (3)(4)465,125 483,459 (3)(4)491,060 
April 2031 Notes (principal amount outstanding of $700,000 and $0, respectively)
654,482 (3)(4)658,028 — — 
March 2032 Notes (principal amount outstanding of $750,000)
717,245 (3)(4)717,000 764,594 (3)(4)770,467 
Total$11,966,710 (5)$12,048,113 $11,160,596 (5)$11,244,128 
____________________________________

(1)The Revolving Credit Facility, the SG Funding Facility, the SB Funding Facility and the BNP Funding Facility carrying values are the same as the principal amounts outstanding.

(2)Excludes the subordinated notes issued by certain of the Fund’s wholly owned, consolidated subsidiaries in connection with the Debt Securitizations, all of which were retained by the Fund and, as such, eliminated in consolidation. See Note 5 for more information on the Debt Securitizations.

(3)Represents the aggregate principal amount outstanding, less unamortized debt issuance costs and the unaccreted discount recorded upon issuance.

(4)The carrying value of the March 2028 Notes, the September 2028 Notes, the January 2029 Notes, the August 2029 Notes, the February 2030 Notes, the September 2030 Notes, the January 2031 Notes, the April 2031 Notes and the March 2032 Notes as of September 30, 2026 and December 31, 2025 includes adjustments as a result of effective hedge accounting relationships, as applicable. See Notes 5 and 6 for more information on the Unsecured Notes and the interest rate swaps.

(5)Total principal amount of outstanding debt totaled $12,251,407 and $11,194,548 as of September 30, 2026 and December 31, 2025, respectively.

(6)The fair value of the debt obligations would be categorized as Level 2 under ASC 820-10.