Exhibit 99.1 Morgan Stanley Direct Lending Fund Announces June 30, 2025 Financial Results and Declares Third Quarter 2025 Regular Dividend of $0.50 per Share NEW YORK, NY, August 7, 2025 — Morgan Stanley Direct Lending Fund (NYSE: MSDL) ("MSDL" or the "Company"), a business development company externally managed by MS Capital Partners Adviser Inc. (the "Adviser"), today announced its financial results for the second quarter ended June 30, 2025. QUARTERLY HIGHLIGHTS SELECTED FINANCIAL HIGHLIGHTS | | For the ...