PSEC – A Prospect Capital Fund

Prospect Capital Provides $26.5 Million in Senior Secured Financing to Support Quilvest Private Equity and Malakand Capital’s Purchase of ST Products, Plus Invests Nearly $60 Million in Two Additional Transactions, Plus Reaps Significant Prince Monetization With More Than 100% IRR

June 17, 2011

NEW YORK, NY – (MARKET WIRE) – 06/17/11 – Prospect Capital Corporation
(NASDAQ: PSEC) (“Prospect”) announced today that Prospect has made a
senior secured debt investment of $26.5 million to support the
acquisition of ST Products, LLC (&quo…