Hyperdynamics Corp. - 2011-03-28

The underwriter of its public offering of common stock has exercised its over-allotment option, which will result in the issuance of an additional 3.75 million common shares. The option was granted in connection with the public offering of 25 million common shares at a public offering price of $5 per share.

With the exercise of the full over-allotment option by the underwriter, Rodman & Renshaw LLC, a subsidiary of Rodman & Renshaw Capital Group Inc. (Nasdaq: RODM), the total size of the offering will be 28.75 million shares for gross proceeds of approximately $143.75 million.