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Oaktree Specialty Lending Corp

For the period ended Sep 30, 2025. Filed Nov 18, 2025.

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A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2025 · Filed Nov 18, 2025

OCSL$12.52+0.2%Stored close · as of Nov 10, 2026

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Contents

Item 15. Exhibits and Financial Statement Schedules

PART IV

Item 15. Exhibits, Financial Statement Schedules

The following documents are filed or incorporated by reference as part of this Annual Report:

  1. Consolidated Financial Statements
Reports of Independent Registered Public Accounting Firm88
Consolidated Statements of Assets and Liabilities as of September 30, 2025 and 202491
Consolidated Statements of Operations for the Years Ended September 30, 2025, 2024 and 202392
Consolidated Statements of Changes in Net Assets for the Years Ended September 30, 2025, 2024 and 202393
Consolidated Statements of Cash Flows for the Years Ended September 30, 2025, 2024 and 202394
Consolidated Schedule of Investments as of September 30, 202595
Consolidated Schedule of Investments as of September 30, 2024107
Notes to Consolidated Financial Statements118
  1. Financial Statement Schedule

The following financial statement schedule is filed herewith:

Schedule 12-14 — Investments in and advances to affiliates172
  1. Exhibits required to be filed by Item 601 of Regulation S-K

The following exhibits are filed as part of this report or hereby incorporated by reference to exhibits previously filed with the SEC:

3.1Restated Certificate of Incorporation of the Registrant (Incorporated by reference to Exhibit 3.1 filed with Registrant’s Form 8-A (File No. 001-33901) filed on January 2, 2008).
3.2Certificate of Amendment to the Registrant’s Restated Certificate of Incorporation (Incorporated by reference to Exhibit (a)(2) filed with Registrant’s Registration Statement on Form N-2 (File No. 333-146743) filed on June 6, 2008).
3.3Certificate of Correction to the Certificate of Amendment to the Registrant’s Restated Certificate of Incorporation (Incorporated by reference to Exhibit (a)(3) filed with Registrant’s Registration Statement on Form N-2 (File No. 333-146743) filed on June 6, 2008).
3.4Certificate of Amendment to Registrant’s Restated Certificate of Incorporation (Incorporated by reference to Exhibit 3.1 filed with Registrant’s Quarterly Report on Form 10-Q (File No. 001-33901) filed on May 5, 2010).
3.5Certificate of Amendment to Registrant’s Certificate of Incorporation (Incorporated by reference to Exhibit (a)(5) filed with the Registrant’s Registration Statement on Form N-2 (File No. 333-180267) filed on April 2, 2013).
3.6Certificate of Amendment to the Restated Certificate of Incorporation of the Registrant, dated as of October 17, 2017 (Filed with the Registrant’s Form 8-K (File No. 814-00755) filed on October 17, 2017).
3.7Certificate of Amendment to the Restated Certificate of Incorporation of the Registrant, dated as of January 20, 2023 (Incorporated by reference to Exhibit 3.7 filed with the Registrant’s Form 8-K (File No. 814-00755) filed on January 20, 2023).
3.8Fourth Amended and Restated Bylaws of the Registrant (Incorporated by reference to Exhibit 3.1 filed with Registrant’s Form 8-K (File No. 814-00755) filed on January 29, 2018).
4.1Form of Common Stock Certificate (Incorporated by reference to Exhibit 4.1 filed with Registrant’s Form 8-A (File No. 001-33901) filed on January 2, 2008).
4.2*Description of Securities
4.3Indenture, dated April 30, 2012, between Registrant and Deutsche Bank Trust Company Americas, as trustee (Incorporated by reference to Exhibit (d)(4) filed with Registrant’s Registration Statement on Form N-2 (File No. 333-180267) filed on July 27, 2012).
4.4Fourth Supplemental Indenture, dated as of October 17, 2017, between Registrant and Deutsche Bank Trust Company Americas, as trustee (Incorporated by reference to Exhibit 4.1 filed with the Registrant’s Form 8-K (File No. 814-00755) filed on October 17, 2017).
4.5Sixth Supplemental Indenture, dated as of May 18, 2021, relating to the 2.700% Notes due 2027, between the Company and Deutsche Bank Trust Company Americas, as trustee (Incorporated by reference to Exhibit 4.1 filed with the Registrant’s Current Report on Form 8-K (File No. 814-00755) filed on May 18, 2021).
4.6Form of 2.700% Notes due 2027 (contained in the Sixth Supplemental Indenture filed as Exhibit 4.5 hereto).
4.7Seventh Supplemental Indenture, dated as of August 15, 2023, relating to the 7.100% Notes due 2029, between the Company and Deutsche Bank Trust Company Americas, as trustee (Incorporated by reference to Exhibit 4.1 filed with the Registrant’s Form 8-K (File No. 814-00755) filed on August 15, 2023).
4.8Form of 7.100% Notes due 2029 (contained in the Seventh Supplemental Indenture filed as Exhibit 4.7 hereto).
4.9Eighth Supplemental Indenture, dated as of February 27, 2025, relating to the 6.340% Notes due 2030, between the Registrant and Deutsche Bank Trust Company Americas, as trustee (Incorporated by reference to Exhibit 4.1 filed with the Registrant’s Form 8-K (File No. 814-00755) filed on February 27, 2025).
4.10Form of 6.340% Notes due 2030 (contained in the Eighth Supplemental Indenture filed as Exhibit 4.9 hereto)
10.1*Fourth Amended and Restated Investment Advisory Agreement, dated November 14, 2025, by and between the Registrant and Oaktree Fund Advisors, LLC
10.2Administration Agreement, dated as of September 30, 2019 between the Registrant and Oaktree Administrator (Incorporated by reference to Exhibit 10.2 filed with the Registrant’s Form 8-K (File No. 814-00755) filed on October 2, 2019).
10.3Amended and Restated Dividend Reinvestment Plan (Incorporated by reference to Exhibit 10.1 filed with Registrant’s Form 8-K (File No. 001-33901) filed on October 28, 2010).
10.4Amended and Restated Senior Secured Revolving Credit Agreement, dated as of February 25, 2019, among the Registrant, as Borrower, the lenders party thereto, ING Capital LLC, as administrative agent, ING Capital LLC, JPMorgan Chase Bank, N.A. and Merrill Lynch, Pierce, Fenner & Smith Incorporated as joint lead arrangers and joint bookrunners, and JPMorgan Chase Bank, N.A. and Bank of America, N.A., as syndication agents (Incorporated by reference to Exhibit 10.1 filed with the Registrant’s Current Report on Form 8-K (File No. 814-00755) filed on February 26, 2019).
10.5Amendment No. 1 to Amended and Restated Senior Secured Revolving Credit Agreement, dated as of December 13, 2019, among the Registrant, as Borrower, the lenders party thereto from time to time and ING Capital LLC, as administrative agent for the lenders thereunder (Incorporated by reference to Exhibit 10.1 filed with the Registrant’s Current Report on Form 8-K (File No. 814-00755) filed on December 17, 2019).
10.6Amendment No. 2 to Amended and Restated Senior Secured Revolving Credit Agreement, dated as of May 6, 2020, among the Registrant, as Borrower, the lenders party thereto from time to time and ING Capital LLC, as administrative agent for the lenders thereunder (Incorporated by reference to Exhibit 10.2 filed with the Registrant’s Form 10-Q (File No. 814-00755) filed on May 7, 2020).
10.7Incremental Commitment and Assumption Agreement, dated as of October 28, 2020, made by the Registrant, as Borrower, the assuming lender party hereto, as assuming lender, and ING Capital LLC, as administrative agent and issuing bank relating to the Amended and Restated Senior Secured Revolving Credit Agreement, dated as of February 25, 2019 among the Registrant, as Borrower, the lenders party thereto, ING Capital LLC, as administrative agent, ING Capital LLC, JPMorgan Chase Bank, N.A. and Merrill Lynch, Pierce, Fenner & Smith Incorporated as joint lead arrangers and joint bookrunners, and JPMorgan Chase Bank, N.A. and Bank of America, N.A., as syndication agents (Incorporated by reference to Exhibit 10.1 filed with the Registrant’s Current Report on Form 8-K (File No. 814-00755) filed on October 29, 2020).
10.8Amendment No. 3 to Amended and Restated Senior Secured Revolving Credit Agreement, dated as of December 10, 2020, among the Registrant, as Borrower, the lenders party thereto from time to time and ING Capital LLC, as administrative agent for the lenders thereunder (Incorporated by reference to Exhibit 10.1 filed with the Registrant’s Current Report on Form 8-K (File No. 814-00755) filed on December 14, 2020).
10.9Incremental Commitment Agreement, dated as of December 28, 2020, made by the Registrant, as Borrower, MUFG Union Bank, N.A., as increasing lender, and ING Capital LLC, as administrative agent and issuing bank relating to the Amended and Restated Senior Secured Revolving Credit Agreement, dated as of February 25, 2019 among the Registrant, as Borrower, the lenders party thereto, ING Capital LLC, as administrative agent, ING Capital LLC, JPMorgan Chase Bank, N.A. and Merrill Lynch, Pierce, Fenner & Smith Incorporated as joint lead arrangers and joint bookrunners, and JPMorgan Chase Bank, N.A. and Bank of America, N.A., as syndication agents (Incorporated by reference to Exhibit 10.1 filed with the Registrant’s Current Report on Form 8-K (File No. 814-00755) filed on December 29, 2020).
10.10Amendment No. 4 to Amended and Restated Senior Secured Revolving Credit Agreement and Amendment No. 1 to Amended and Restated Guarantee, Pledge and Security Agreement, dated May 4, 2021, among the Company, as borrower, OCSL SRNE, LLC, as subsidiary guarantor, FSFC Holdings, Inc., as subsidiary guarantor, the lenders party thereto, and ING Capital LLC, as administrative agent (Incorporated by reference to Exhibit 10.1 filed with the Registrant’s Form 10-Q (File No. 814-00755) filed on August 4, 2021).
10.11Incremental Commitment Agreement, dated as of December 10, 2021, made by Oaktree Specialty Lending Corporation, as Borrower, BNP Paribas, as assuming lender, and ING Capital LLC, as administrative agent and issuing bank relating to the Amended and Restated Senior Secured Revolving Credit Agreement, dated as of February 25, 2019 among Oaktree Specialty Lending Corporation, as Borrower, the lenders party thereto, ING Capital LLC, as administrative agent, ING Capital LLC, JPMorgan Chase Bank, N.A. and Merrill Lynch, Pierce, Fenner & Smith Incorporated as joint lead arrangers and joint bookrunners, and JPMorgan Chase Bank, N.A. and Bank of America, N.A., as syndication agents (Incorporated by reference to Exhibit 10.1 filed with the Registrant’s Current Report on Form 8-K (File No. 814-00755) filed on December 13, 2021).
10.12Amendment No. 5 to Amended and Restated Senior Secured Revolving Credit Agreement, dated as of March 7, 2023, among the Company, as borrower, the lenders party thereto, and ING Capital LLC, as administrative agent (Incorporated by reference to Exhibit 10.8 filed with the Registrant’s Form 10-Q (File No. 814-00755) filed on May 4, 2023).
10.13Amendment No. 6 to Amended and Restated Senior Secured Revolving Credit Agreement, dated as of June 23, 2023, by and among the Registrant, as borrower, the lenders party thereto and ING Capital LLC, as administrative agent (Incorporated by reference to Exhibit 10.1 filed with the Registrant’s Form 8-K (File No. 814-00755) filed on June 26, 2023).
10.14Amendment No. 7 and Limited Waiver to Amended and Restated Senior Secured Revolving Credit Agreement, dated as of April 8, 2025, by and among the Registrant, as borrower, the lenders party thereto and ING Capital LLC, as administrative agent (Incorporated by reference to Exhibit 10.1 filed with the Registrant’s Form 8-K (File No. 814-00755) filed on April 11, 2025).
10.15*Amendment No. 8 to Amended and Restated Senior Secured Revolving Credit Agreement, dated as of September 23, 2025, by and among the Registrant, as borrower, the lenders party thereto and ING Capital LLC, as administrative agent.
14.1*Joint Code of Ethics of the Registrant, Oaktree Strategic Credit Fund and Oaktree Gardens OLP, LLC.
14.2Code of Ethics of Oaktree Fund Advisors, LLC (Incorporated by reference to Exhibit 14.2 filed with the Registrant's Form 10-K (File No. 814-00755) filed on November 29, 2017).
19.1*Securities Trading Policy.
21Subsidiaries of Registrant and jurisdiction of incorporation/organizations:FSFC Holdings, Inc. — DelawareOCSL Senior Funding II LLC— DelawareOSI 2 Senior Lending SPV, LLC — Delaware
23.1*Consent of Registered Public Accounting Firm.
24Power of Attorney (included on the signature page hereto).
31.1*Certification of Chief Executive Officer Pursuant to Rule 13a-14(a) under the Securities Exchange Act of 1934.
31.2*Certification of Chief Financial Officer Pursuant to Rule 13a-14(a) under the Securities Exchange Act of 1934.
32.1*Certification of Chief Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (18 U.S.C. 1350).
32.2*Certification of Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (18 U.S.C. 1350).
97.1Clawback Policy (Incorporated by reference to Exhibit 97.1 filed with the Registrant's Form 10-K (File No. 814-00755) filed on November 14, 2023).
99.1Custody Agreement with the Bank of New York Mellon (Incorporated by reference to Exhibit 99.1 filed with the Registrant's Form 10-Q (File No. 814-00755) filed on August 5, 2025).
101.INS*Inline XBRL Instance Document - the instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document.
101.SCH*Inline XBRL Taxonomy Extension Schema Document.
101.DEF*Inline XBRL Taxonomy Extension Definition Linkbase Document.
101.LAB*Inline XBRL Taxonomy Extension Label Linkbase Document.
101.PRE*Inline XBRL Taxonomy Extension Presentation Linkbase Document.
104*Cover Page Interactive Data File (formatted as inline XBRL and contained in Exhibit 101)
*Filed herewith.
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