Exhibit 99.1 Prospect Capital Announces Financial Results for September 2025 NEW YORK, November 6, 2025 (GLOBE NEWSWIRE) – Prospect Capital Corporation (NASDAQ: PSEC) ("Prospect", "our", or "we") today announced financial results for our fiscal quarter ended September 30, 2025. | FINANCIAL RESULTS | | | | | --- | --- | --- | --- | | All amounts in $000's except | Quarter Ended | Quarter Ended | Quarter Ended | | per share amounts (on weighted average | | | | | basis for period numbers) | September 30, 2025 ...