Harken Energy Completes Two Million Share Buyback of Common Stock

Harken Energy Corporation (AMEX: HEC) has completed the buyback of two million shares of its common stock. These shares were repurchased as part of the stock repurchase plan previously announced in May of 2005.

The Board of Directors of Harken Energy has authorized another stock repurchase program to buy back up to two million shares of its common stock. All repurchases will be made from time to time in the open market when opportunities to do so at favorable prices present themselves in compliance with all applicable laws and regulations, including the Securities and Exchange Commission rules.

Harken Energy Corporation is engaged in oil and gas exploration, development and production operations both domestically and internationally through its various subsidiaries.