PSEC – A Prospect Capital Fund

Press Release

Prospect Capital Announces 30% Year-Over-Year Increase in Net Investment Income for Fiscal Year Ended June 30, 2008

NEW YORK, NY — (MARKET WIRE) — 09/09/08 — Prospect Capital Corporation (NASDAQ: PSEC)(“Company” or “Prospect”) today announced financial results for its fourthfiscal quarter and fiscal year ended June 30,

Prospect Capital Makes Senior Secured Debt and Equity Investment in Great Point Partners Portfolio Company

NEW YORK, NY — (MARKET WIRE) — 08/26/08 — Prospect Capital Corporation (NASDAQ: PSEC)(“Prospect”) announced today that it led a senior secured debt financingand co-invested alongside Great Point Partners, LLC

Prospect Capital Provides $15 Million in Financing to Support Apax Acquisition of TriZetto

NEW YORK, NY — (MARKET WIRE) — 08/05/08 — Prospect Capital Corporation (NASDAQ: PSEC)(“Prospect”) announced today that it has provided $15 million in debtfinancing to support the take-private acquisition of

Prospect Capital Provides $7.4 Million in Financing for Palladium Equity Partners Portfolio Company

NEW YORK, NY — (MARKET WIRE) — 08/04/08 — Prospect Capital Corporation (NASDAQ: PSEC)(“Prospect”) announced today that it has provided $7.4 million in debtfinancing to Castro Cheese Company, Inc. (“Castro”

Prospect Capital Declares 15th Consecutive Quarterly Dividend Increase, Representing an 11.1% Current Dividend Yield

NEW YORK, NY — (MARKET WIRE) — 06/19/08 — Prospect Capital Corporation(NASDAQ: PSEC) (“Prospect” or “Company”) announced today that it hasdeclared a fourth fiscal quarter (for the fiscal year ending

Prospect Capital Announces an 83% Unrealized IRR and 29% Realized-to-Date Cash-on-Cash IRR Monetization of Deep Down, Inc.

NEW YORK, NY — (MARKET WIRE) — 06/10/08 — Prospect Capital Corporation (NASDAQ: PSEC)(“Prospect”) announced today that Deep Down, Inc. (“Deep Down”) has repaidProspect’s $12 million loan. Prospect has realized

Prospect Capital Corporation Announces Commencement of Public Offering of 3,000,000 Shares of Common Stock

NEW YORK, NY — (MARKET WIRE) — 05/27/08 — Prospect Capital Corporation (NASDAQ: PSEC)(“Prospect”) today announced the commencement of a public offering of3,000,000 shares of its common stock, par value

Prospect Capital Announces Record 50% Year-Over-Year Increase in Net Investment Income per Share to 54 Cents per Share for Third Fiscal Quarter Ended March 31, 2008

NEW YORK, NY — (MARKET WIRE) — 05/12/08 — Prospect Capital Corporation (NASDAQ: PSEC)(“Company” or “Prospect”) today announced financial results for its thirdfiscal quarter ended March 31, 2008. Our net

Prospect Capital Announces 31% IRR Monetization of Cougar Pressure Control

NEW YORK, NY — (MARKET WIRE) — 05/02/08 — Prospect Capital Corporation (NASDAQ: PSEC)(“Prospect”) announced today that Prospect has now fully exited itsinvestment in Arctic Acquisition Corp., dba Cougar Pressure

Prospect Capital Provides $20 Million in Financing for Peerless Mfg Co. Acquisition of Nitram Energy

NEW YORK, NY — (MARKET WIRE) — 05/01/08 — Prospect Capital Corporation (NASDAQ: PSEC)(“Prospect”) announced today that it has provided debt financing of $20million to support the acquisition by Peerless