Prospect Energy Corporation Prices Public Offering of Common Stock


NEW YORK, NY -- (MARKET WIRE) -- December 15, 2006 -- Prospect Energy Corporation (NASDAQ: PSEC) ("Prospect") announced that it has entered into an agreement to sell 6,000,000 shares of common stock at $17.70 per share, raising $106,200,000 in gross proceeds. Prospect expects to use the net proceeds of this offering to repay outstanding indebtedness, to fund investments in portfolio companies and for general corporate purposes. Morgan Keegan & Company, Inc. is acting as the underwriter.

The offering is subject to customary closing conditions and the shares are expected to be delivered on December 20, 2006. Prospect has also granted the underwriter an option to purchase up to an additional 900,000 shares of common stock to cover over-allotments, if any.

This press release does not constitute an offer to sell or the solicitation of an offer to buy nor will there be any sale of the shares referred to in this press release in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to the registration or qualification under the securities laws of such state or jurisdiction. A registration statement relating to these securities was filed and has been declared effective by the Securities and Exchange Commission.

The offering may be made only by means of a prospectus and a related prospectus supplement, copies of which may be obtained from Morgan Keegan & Company, Inc., 50 N. Front Street, 19th Floor, Memphis, Tennessee, 38103.

ABOUT PROSPECT ENERGY CORPORATION

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

Prospect Energy has elected to be treated as a business development company under the Investment Company Act of 1940 ("1940 Act"). We are required to comply with a series of regulatory requirements under the 1940 Act as well as applicable NASDAQ, federal and state laws and regulations. We have elected to be treated as a regulated investment company under the Internal Revenue Code of 1986. Failure to comply with any of the laws and regulations that apply to Prospect Energy could have a material adverse effect on Prospect Energy and its shareholders.

This press release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Any such statements, other than statements of historical fact, are likely to be affected by other unknowable future events and conditions, including elements of the future that are or are not under the Company's control, and that the Company may or may not have considered; accordingly, such statements cannot be guarantees or assurances of any aspect of future performance. Actual developments and results are highly likely to vary materially from these estimates and projections of the future. Such statements speak only as of the time when made, and the Company undertakes no obligation to update any such statement now or in the future.

Contact Information: Please send investment proposals to: Prospect Energy Corporation Grier Eliasek President and Chief Operating Officer grier@prospectstreet.com (212) 448-0702