BHP Billiton completes acquisition of Petrohawk

BHP Billiton completes acquisition of Petrohawk Energy BHP Billiton announced that it has completed its acquisition of Petrohawk Energy Corporation through a short-form merger under Delaware law of its wholly owned subsidiary with and into Petrohawk, with Petrohawk being the surviving corporation as a wholly owned subsidiary of BHP Billiton. The merger was the final step of the acquisition process and follows the previously announced completion of the tender offer by BHP Billiton to acquire all outstanding shares of common stock of Petrohawk. More »