{"url_path":"/sec/tslx/8-k/2026-05-14/item-1-01","section_key":"item-1-01","section_title":"Item 1.01 Entry into a Material Definitive Agreement","topic":"sec","document":{"doc_type":"8-K","doc_date":"2026-05-14","source_url":"https://www.sec.gov/Archives/edgar/data/1508655/0001193125-26-224000-index.html","accession_number":"0001193125-26-224000","cik":"0001508655","ticker":"TSLX","issuer_name":"Sixth Street Specialty Lending, Inc.","edgar_url":"https://www.sec.gov/Archives/edgar/data/1508655/0001193125-26-224000-index.html","primary_entity_key":"0001508655","primary_entity_name":"Sixth Street Specialty Lending, Inc."},"word_count":476,"has_tables":true,"body_markdown":"Item 1.01 - Entry into a Material Definitive Agreement\n\nOn May 14, 2026, Sixth Street Specialty Lending, Inc. (the “Company”) and U.S. Bank Trust Company, National Association (the “Trustee”), entered into a Third Supplemental Indenture (the “Third Supplemental Indenture”) to the Indenture, dated as of January 16, 2024, between the Company and the Trustee (the “Base Indenture”; and together with the Third Supplemental Indenture, the “Indenture”), relating to the Company’s issuance, offer and sale of $300,000,000 aggregate principal amount of its 5.650% notes due 2031 (the “Notes”).\n\nThe Notes will mature on August 15, 2031 and may be redeemed in whole or in part at the Company’s option at any time at the redemption prices set forth in the Third Supplemental Indenture. The Notes bear interest at a rate of 5.650% per year payable semiannually on February 15 and August 15 of each year, commencing on February 15, 2027. The Notes are direct unsecured obligations of the Company.\n\nThe Company expects to use the net proceeds of this offering to pay down debt under its revolving credit facility and for general corporate purposes, including making new investments in accordance with the Company’s investment objective and strategies. The Indenture contains certain covenants including covenants requiring the Company to comply with Section 18(a)(1)(A) as modified by Section 61(a) of the Investment Company Act of 1940, as amended, or any successor provisions, but giving effect, in either case, to any exemptive relief granted to the Company by the SEC, and to provide financial information to the holders of the Notes and the Trustee if the Company should no longer be subject to the reporting requirements under the Securities Exchange Act of 1934. These covenants are subject to important limitations and exceptions that are described in the Indenture.\n\nIn addition, upon the occurrence of a change of control repurchase event (which involves the occurrence of both a change of control and a below investment grade rating of the Notes by Fitch Ratings, Inc., Moody’s Investor Service and S&P Global Ratings), the Company will be required to make an offer to purchase the Notes at a price equal to 100% of the principal amount plus accrued and unpaid interest to the date of purchase.\n\nThe Notes were offered and sold pursuant to the Registration Statement on Form\nN-2\n(File\nNo. 333-276252),\nthe preliminary prospectus supplement filed with the Securities and Exchange Commission on May 7, 2026 and the pricing term sheet filed with the Securities and Exchange Commission on May 7, 2026. The transaction closed on May 14, 2026.\n\nThe foregoing descriptions of the Base Indenture, Third Supplemental Indenture and the Notes do not purport to be complete and are qualified in their entirety by reference to the full text of the Base Indenture, Third Supplemental Indenture and the Notes, respectively, each filed as exhibits hereto and incorporated by reference herein."}