PSEC – A Prospect Capital Fund

Prospect Capital Corporation Updates Guidance for the Quarter Ended March 31, 2011

April 4, 2011

NEW YORK, NY – (MARKET WIRE) – 04/04/11 – Prospect Capital Corporation
(NASDAQ: PSEC) (“Prospect”) today updated its estimate of net
investment income for the third fiscal quarter ended March 31, 2011 to
$0.25 to $0.27 per share. ABOUT PROS…