Acceleron, Celgene deal

Orphan disease company Acceleron disclosed in an SEC filing that partner Celgene is increasing its stake in Acceleron to about 14.8% from 11.3%. Celgene is purchasing 1.1 million Acceleron shares from five of Acceleron's backers - Advanced Technology Ventures, Flagship Ventures, Polaris Venture Partners, Venrock and Alkermes plc (NASDAQ:ALKS, Dublin, Ireland) - for $47.1 million. ...