Actavis PLC (NYSE:ACT) agreed to pay about $66 billion for Allergan Inc., the maker of the antiwrinkle treatment Botox, in the year’s biggest pharmaceutical deal. The cash-and-stock purchase, in which Actavis will pay $219 a share, also puts an end to Valeant Pharmaceuticals International Inc.’s months-long hostile takeover fight for Allergan, a move backed by activist investor Bill Ackman. Actavis plc (NYSE:ACT) belongs to Healthcare … Continue reading Trending Tickers: Actavis plc (NYSE:ACT), AK Steel Holding Corporation (NYSE:AKS), Versar Inc. (NYSEMKT:VSR), Signal Genetics, Inc. (NASDAQ:SGNL), Allied Nevada Gold Corp. (NYSEMKT:ANV)