PSEC – A Prospect Capital Fund

Prospect Energy Corporation Announces Dismissal of All Dallas Gas Partners Claims

February 21, 2006

NEW YORK, NY — (MARKET WIRE) — 02/21/06 — Prospect Energy Corporation (NASDAQ: PSEC)announced today that the United States District Judge for the United StatesDistrict Court for the Southern District of Texas, Galveston Division, hasissued an order granting Prospect’s Motion for Summary Judgment dismissingall claims by Dallas Gas Partners, L.P., against Prospect EnergyCorporation. The judge’s ruling is available from the federal courtsystem’s website, Public Access to Court Electronic Records, located athttps://ecf.txsd.uscourts.gov/cgi-bin/login.pl.

ABOUT PROSPECT ENERGY CORPORATION

Prospect Energy Corporation (www.prospectenergy.com) is a closed-endinvestment company that lends to and invests in energy-related businesses.Prospect Energy’s investment objective is to generate both current incomeand long-term capital appreciation through debt and equity investments.

Prospect Energy has elected to be treated as a business development companyunder the Investment Company Act of 1940 (“1940 Act”). We are required tocomply with a series of regulatory requirements under the 1940 Act as wellas applicable NASDAQ, federal and state rules and regulations. We haveelected to be treated as a regulated investment company under the InternalRevenue Code of 1986. Failure to comply with any of the laws andregulations that apply to Prospect Energy could have an adverse effect onProspect Energy and its shareholders.

This press release contains forward-looking statements within the meaningof the Private Securities Litigation Reform Act of 1995. Any suchstatements, other than statements of historical fact, are highly likely tobe affected by other unknowable future events and conditions, includingelements of the future that are or are not under the Company’s control, andthat the Company may or may not have considered; accordingly, suchstatements cannot be guarantees or assurances of any aspect of futureperformance. Actual developments and results are highly likely to varymaterially from these estimates and projections of the future. Suchstatements speak only as of the time when made, and the Company undertakesno obligation to update any such statement now or in the future.

Please send investment proposals to:Prospect Energy CorporationJohn BarryChairman and Chief Executive Officerjbarry@prospectstreet.comGrier EliasekPresident and Chief Operating Officergrier@prospectstreet.com(212) 448-0702