Amgen, Onyx Pharmaceuticals Announce Early Termination of HSR Waiting Period for Amgen's Acquisition of Onyx

Amgen (NASDAQ: AMGN ) and Onyx Pharmaceuticals, Inc. (NASDAQ: ONXX ) today announced that the waiting period under the Hart-Scott-Rodino Antitrust Improvements Act of 1976, as amended (HSR), in connection with Amgen's proposed acquisition of Onyx, was terminated early on Sept. 18, 2013, by the United States Federal