AMAG Pharmaceuticals, Inc. Investor MSMB Makes $378 Million Takeover Bid for Firm to Stop Merger With Allos Therapeutics, Inc.

MSMB Capital Management, a New York- based hedge fund, made an unsolicited, $378 million takeover bid for Amag Pharmaceuticals Inc. (AMAG) and said it will fire the drugmaker’s top management if successful.