PSEC – A Prospect Capital Fund

Prospect Capital Reports Sale of Wolf Energy Assets and Receipt of Net Profits Interest Cash Distribution for a Combined Gross $66 Million, Boosting Prospect’s Net Asset Value by Over $0.06 per Share and Reducing Prospect’s Non-Accrual Rate to 0.2%

May 21, 2013

NEW YORK, NY – (Marketwired) – 05/21/13 – Prospect Capital Corporation
(NASDAQ: PSEC) (“Prospect”) announced today that Prospect’s portfolio
company Wolf Energy Holdings, Inc. (“Wolf”) has sold its oil and gas
assets located …