Sixth Street Specialty Lending, Inc. Reports Third Quarter 2025 Earnings Results; Declares a Fourth Quarter Base Dividend Per Share of $0.46, and a Third Quarter Supplemental Dividend Per Share of $0.

NEW YORK--(BUSINESS WIRE)--Nov 4, 2025--

Sixth Street Specialty Lending, Inc. (NYSE: TSLX, or the “Company”) today reported financial results for the third quarter ended September 30, 2025. Please view a printable version of the 2025 Third Quarter Results .

Conference Call Information:

A conference call to discuss the Company’s financial results will be held at 8:30 a.m. Eastern Time on November 5, 2025. The conference call will be broadcast live in listen-only mode on the Investor Resources section of TSLX’s website at https://sixthstreetspecialtylending.gcs-web.com/events-and-presentations . The Events & Presentations page of the Investor Resources section of TSLX’s website also includes a slide presentation that complements the Earnings Conference Call. Please visit the websit