UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): December 13, 2021 (December 10, 2021)

Oaktree Specialty Lending Corporation

(Exact name of registrant as specified in its charter)

Registrant’s telephone number, including area code: (213) 830-6300

Not Applicable

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

Securities registered pursuant to Section 12(b) of the Act:

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).

Emerging Growth Company  ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  ☐

Item 1.01. Entry into a Material Definitive Agreement.

On December 10, 2021, Oaktree Specialty Lending Corporation (the “Company”) entered into an incremental commitment and assumption agreement pursuant to which BNP Paribas became a lender and provided a commitment of $50 million under the Company’s senior secured revolving credit facility pursuant to a senior secured revolving credit agreement with 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.

The description above is only a summary of the material provisions of an incremental commitment agreement and is qualified in its entirety by reference to the incremental commitment agreement, which is filed as Exhibit 10.1 to this Current Report on Form 8-K.

Item 9.01. Financial Statements and Exhibits.

(d) Exhibits

SIGNATURE

Pursuant to the requirements of the Exchange Act, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Exhibit 10.1

EXECUTION VERSION

INCREMENTAL COMMITMENT AND ASSUMPTION AGREEMENT

dated as of December 10, 2021,

made by

OAKTREE SPECIALTY LENDING CORPORATION

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

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

INCREMENTAL COMMITMENT AND ASSUMPTION AGREEMENT, dated as of December 10, 2021 (this “Agreement”), among OAKTREE SPECIALTY LENDING CORPORATION, a Delaware corporation (the “Borrower”), OCSL SRNE, LLC, a Delaware limited liability company, FSFC Holdings, Inc., a Delaware corporation, ING CAPITAL LLC (“ING”), in its capacity as Administrative Agent and Issuing Bank, and the financial institution listed on Schedule 1 hereto, as assuming lender (the “Assuming Lender”), relating to the AMENDED AND RESTATED SENIOR SECURED REVOLVING CREDIT AGREEMENT, dated as of February 25, 2019 (as amended, restated, supplemented or otherwise modified from time to time, the “Credit Agreement”), among the Borrower, the Administrative Agent and the Lenders from time to time party thereto.

A. The Borrower has requested that the Assuming Lender become a Lender to the Credit Agreement and provide a Commitment Increase in an amount equal to the amount set forth opposite the Assuming Lender’s name on Schedule 1 hereto (the “Incremental Commitment”) pursuant to Section 2.07(e) of the Credit Agreement.

B. The Assuming Lender is willing to make the Incremental Commitment on and as of the Effective Date (as defined below) to the Borrower on the terms and subject to the conditions set forth herein and in the Credit Agreement.

Accordingly, in consideration of the mutual agreements herein contained and other good and valuable consideration, the sufficiency and receipt of which are hereby acknowledged, the parties hereto agree as follows:

SECTION 1. Defined Terms; Interpretation; Etc. Capitalized terms used and not defined herein shall have the meanings assigned to such terms in the Credit Agreement. The rules of construction set forth in Section 1.03 of the Credit Agreement shall apply equally to this Agreement. This Agreement shall be a “Loan Document” for all purposes of the Credit Agreement and the other Loan Documents.

SECTION 2. Incremental Commitment.

(a) Pursuant to Section 2.07(e) of the Credit Agreement and subject to the terms and conditions hereof, the Assuming Lender hereby agrees to make the Incremental Commitment to the Borrower effective on and as of the Effective Date. The Incremental Commitment of the Assuming Lender shall constitute an additional “Commitment” and a “Commitment Increase” for all purposes of the Credit Agreement and the other Loan Documents, and the Effective Date shall be the “Commitment Increase Date” of the Incremental Commitment for purposes of Section 2.07(e) of the Credit Agreement.

(b) The terms and provisions of the Incremental Commitment shall be identical to the terms and provisions of Loans issued by, and the Commitments of, the Lenders immediately prior to the Effective Date.

(c) On the Effective Date, in connection with the adjustments, if any, to any outstanding Loans and participation interests contemplated by Section 2.07(e)(iv) of the Credit Agreement, the Assuming Lender shall make a payment to the Administrative Agent for the account of the other Lenders, in an amount calculated by the Administrative Agent in accordance with such Section, so that after giving effect to such payment and to the distribution thereof to the other Lenders in accordance with such Section, the Loans are held ratably by the Lenders in accordance with the respective Commitments of such Lenders (after giving effect to the Incremental Commitment and any other Commitment Increases, if any, occurring on the Effective Date).

SECTION 3. Conditions Precedent to Incremental Commitment. This Agreement, and the obligations of the Assuming Lender to make the Incremental Commitment, shall become effective on and as of the Business Day (the “Effective Date”) on which the following conditions precedent have been satisfied (unless a condition shall have been waived in accordance with Section 9.02 of the Credit Agreement):

(a) the Administrative Agent shall have received counterparts of this Agreement that, when taken together, bear the signatures of the Borrower, each Subsidiary Guarantor, the Administrative Agent, the Issuing Bank and the Assuming Lender;

(b) on the Effective Date, each of the conditions set forth or referred to in Section 2.07(e)(i) of the Credit Agreement shall be satisfied, and pursuant to Section 2.07(e)(ii)(x) of the Credit Agreement, the Administrative Agent shall have received a certificate of a duly authorized officer of the Borrower dated the Effective Date certifying as to the foregoing;

(c) (i) the Assuming Lender shall have received all fees due to the Assuming Lender on the Effective Date pursuant to any outstanding fee letters or commitment letters by and between the Borrower, the Assuming Lender and/or ING, as applicable, including payment of any fees under any fee letters or commitment letters entered into on the Effective Date and (ii) ING, in its capacity as Joint Lead Arranger, shall have received all fees due to it on the Effective Date pursuant to any outstanding fee letters by and between the Borrower and ING, in its capacity as Joint Lead Arranger;

(d) the Borrower shall have paid, or substantially concurrently with the Effective Date is paying, Dechert LLP, counsel for the Administrative Agent, for its reasonable and documented fees, charges and disbursements to the extent invoiced on or prior to the Effective Date; and

(e) pursuant to Section 9.03 of the Credit Agreement, the Administrative Agent shall have received all other reasonable and documented out-of-pocket fees, costs and expenses related to this Agreement owing on the Effective Date.

SECTION 4. Representations and Warranties of the Borrower and each Subsidiary Guarantor. To induce the other parties hereto to enter into this Agreement, the Borrower and each Subsidiary Guarantor represents and warrants to the Administrative Agent and the Assuming Lender that, as of the date hereof and as of the Effective Date:

(a) This Agreement has been duly authorized, executed and delivered by the Borrower and each Subsidiary Guarantor, and constitutes a legal, valid and binding obligation of the Borrower and each Subsidiary Guarantor in accordance with its terms, except as enforceability may be limited by applicable bankruptcy, insolvency, reorganization, moratorium or similar laws affecting the enforcement of creditors’ rights generally and by general equitable principles (whether enforcement is sought by proceedings in equity or at law). The Credit Agreement, as modified by this Agreement, constitutes a legal, valid and binding obligation of the Borrower enforceable in accordance with its terms, except as enforceability may be limited by applicable bankruptcy, insolvency, reorganization, moratorium or similar laws affecting the enforcement of creditors’ rights generally and by general equitable principles (whether enforcement is sought by proceedings in equity or at law).

(b) The representations and warranties made by the Borrower and each Subsidiary Guarantor contained in the Credit Agreement and the other Loan Documents, as applicable, are true and correct in all material respects (other than any representation or warranty already qualified by materiality or Material Adverse Effect, which are true and correct in all respects) on and as of the Effective Date as if made on and as of such date (or, if any such representation or warranty is expressly stated to have been made as of a specific date, as of such specific date).

(c) No Default or Event of Default has occurred and is continuing on the date hereof or the Effective Date or shall result from the Incremental Commitment.

SECTION 5. Representations, Warranties and Covenants of the Assuming Lender. The Assuming Lender (a) represents and warrants that (i) it has full power and authority, and has taken all action necessary, to execute and deliver this Agreement and to consummate the transactions contemplated hereby and to become a Lender under the Credit Agreement, (ii) it satisfies the requirements, if any, specified in the Credit Agreement that are required to be satisfied by it in order to make the Incremental Commitment set forth opposite the Assuming Lender’s name on Schedule 1 hereto and become a Lender, (iii) from and after the Effective Date, it shall be bound by the provisions of the Credit Agreement as a Lender thereunder and, to the extent of the Incremental Commitment set forth opposite the Assuming Lender’s name on Schedule 1 hereto, shall have the obligations of a Lender thereunder, (iv) it has received a copy of the Credit Agreement, and has received or has been accorded the opportunity to receive copies of the most recent financial statements delivered pursuant to Section 5.01 thereof, as applicable, and such other documents and information as it deems appropriate to make its own credit analysis and decision to enter into this Agreement and to make the Incremental Commitment set forth opposite the Assuming Lender’s name on Schedule 1 hereto, (v) it has made such analysis and decision independently and without reliance on the Administrative Agent or any other Lender, (vi) if it is a Foreign Lender, it has delivered to the Administrative Agent any documentation required to be delivered by it pursuant to the terms of the Credit Agreement, duly completed and executed by the Assuming Lender and (vii) it is not a Disqualified Lender; and (b) agrees that (i) it will, independently and without reliance on the Administrative Agent, the Borrower or any other Lender, and based on such

documents and information as it shall from time to time deem appropriate, continue to make its own credit decisions in taking or not taking action under or based upon the Loan Documents or any related agreement or any document furnished thereunder, and (ii) it will perform in accordance with their terms all of the obligations which by the terms of the Loan Documents are required to be performed by it as a Lender.

SECTION 6. Consent and Reaffirmation.

(a) Each of the Subsidiary Guarantors hereby consents to this Agreement and the transactions contemplated hereby.

(b) The Borrower and each Subsidiary Guarantor (i) agrees that, notwithstanding the effectiveness of this Agreement, the Guarantee and Security Agreement, and each of the other Security Documents continue to be in full force and effect, (ii) acknowledges that the terms “Revolving Credit Agreement Obligations,” “Guaranteed Obligations” and “Secured Obligations” (each as defined in the Guarantee and Security Agreement) include any and all Loans made now or in the future by the Assuming Lender in respect of the Incremental Commitment and all interest and other amounts owing in respect thereof under the Loan Documents, (iii) confirms its grant of a security interest in its assets as Collateral for the Secured Obligations (as defined in the Guarantee and Security Agreement), all as provided in the Loan Documents as originally executed (and amended prior to the Effective Date and supplemented hereby), and (iv) confirms, as applicable, its guarantee of the Guaranteed Obligations.

(c) On the Effective Date, each reference in the Credit Agreement to “this Agreement,” “hereunder,” “hereof,” “herein” or words of similar import shall mean and be a reference to the Credit Agreement as modified by this Agreement and each reference in any other Loan Document shall mean the Credit Agreement as modified hereby.

SECTION 7. Notices. All notices hereunder shall be given in accordance with the provisions of Section 9.01 of the Credit Agreement.

SECTION 8. Expenses. Pursuant to Section 9.03 of the Credit Agreement, the Borrower agrees to pay all reasonable and documented out-of-pocket expenses incurred by the Administrative Agent in connection with this Agreement.

SECTION 9. Counterparts. This Agreement may be executed in any number of counterparts and by different parties hereto in separate counterparts, each of which when so executed and delivered shall be deemed an original, but all such counterparts together shall constitute but one and the same contract. Delivery of an executed counterpart of a signature page of this Agreement by facsimile or electronic transmission shall be as effective as delivery of a manually executed counterpart hereof.

SECTION 10. Governing Law; Jurisdiction; Etc. THIS AGREEMENT SHALL BE CONSTRUED IN ACCORDANCE WITH AND GOVERNED BY THE LAW OF THE STATE OF NEW YORK. THE PROVISIONS OF SECTION 9.09 OF THE CREDIT AGREEMENT (AND ALL OTHER APPLICABLE PROVISIONS OF ARTICLE IX OF THE CREDIT AGREEMENT) ARE HEREBY INCORPORATED BY REFERENCE.

SECTION 11. WAIVER OF JURY TRIAL. EACH PARTY HERETO HEREBY WAIVES, TO THE FULLEST EXTENT PERMITTED BY APPLICABLE LAW, ANY RIGHT IT MAY HAVE TO A TRIAL BY JURY IN ANY LEGAL PROCEEDING DIRECTLY OR INDIRECTLY ARISING OUT OF OR RELATING TO THIS AGREEMENT OR THE TRANSACTIONS CONTEMPLATED HEREBY (WHETHER BASED ON CONTRACT, TORT OR ANY OTHER THEORY). EACH PARTY HERETO (A) CERTIFIES THAT NO REPRESENTATIVE, AGENT OR ATTORNEY OF ANY OTHER PARTY HAS REPRESENTED, EXPRESSLY OR OTHERWISE, THAT SUCH OTHER PARTY WOULD NOT, IN THE EVENT OF LITIGATION, SEEK TO ENFORCE THE FOREGOING WAIVER AND (B) ACKNOWLEDGES THAT IT AND THE OTHER PARTIES HERETO HAVE BEEN INDUCED TO ENTER INTO THIS AGREEMENT BY, AMONG OTHER THINGS, THE MUTUAL WAIVERS AND CERTIFICATIONS IN THIS SECTION.

SECTION 12. Headings. The headings of this Agreement are for purposes of reference only and shall not limit or otherwise affect the meaning hereof.

SECTION 13. No Third Party Beneficiaries. This Agreement is intended to be solely for the benefit of the parties hereto and is not intended to confer any benefits upon, or create any rights in favor of, any other person or entity. No person or entity other than the parties hereto shall have any rights under or be entitled to rely upon this Agreement.

SECTION 14. Electronic Execution of Documents. The words “execution,” “execute”, “signed,” “signature,” and words of like import in or related to any document to be signed in connection with this Agreement and the transactions contemplated hereby shall be deemed to include electronic signatures, deliveries or the keeping of records in electronic form, each of which shall be of the same legal effect, validity or enforceability as a manually executed signature, physical delivery thereof or the use of a paper-based recordkeeping system, as the case may be, to the extent and as provided for in any applicable law, including the Federal Electronic Signatures in Global and National Commerce Act, the New York State Electronic Signatures and Records Act, or any other similar state laws based on the Uniform Electronic Transactions Act, and the parties hereto consent to conduct the transactions contemplated hereunder by electronic means.

SECTION 15. Acknowledgment and Consent. The Administrative Agent hereby acknowledges that it has received notice pursuant to Section 2.07(e)(i) of the Credit Agreement within the time period required thereunder. Pursuant to Section 2.07(e)(i)(C) of the Credit Agreement, each of the Administrative Agent, the Issuing Bank and the Borrower consents to the Assuming Lender becoming a Lender under the Credit Agreement and to the Incremental Commitment provided for herein. For the avoidance of doubt, pursuant to Section 2.07(e)(iv) of the Credit Agreement, the Borrower hereby acknowledges, and consents to the fact, that the Effective Date (and thereby the Commitment Increase Date with respect to the Incremental Commitment provided for herein) may occur on a day other than the last day of an Interest Period.

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IN WITNESS WHEREOF, the parties hereto have caused this Agreement to be duly executed and delivered by their proper and duly authorized representatives as of the day and year first above written.

SCHEDULE 1

ASSUMING LENDER