Hyperdynamics to Begin Trading on the American Stock Exchange

Hyperdynamics Corp. (OTCBB: HYPD) announced that the American Stock Exchange will begin trading its securities on May 5, 2005. At the opening, the trading symbol will change to "HDY."

The company's listing application was approved last Thursday. The listing remains contingent upon the company being in compliance with all applicable listing standards on the date it begins trading on the exchange and may be rescinded if the company is not in compliance with such standards.

Cohen Specialists LLC has been chosen to represent the company on the floor of the exchange.