Another Win for Bill Ackman Actavis to Buy Allergan for $66 Billion (video) Botox Maker Allergan Agrees to Be Sold to Actavis No Allergan Deal, but a $2.6 Billion Profit for Ackman Agreement between Valeant and Pershing Square The Luck of a Loser, to the Tune of $2.2 Billion via N.Y. Times, Bloomberg 関連する記事（自動生成） アクティビスト株主が協力する企業買収とインサイダー取引 (2) Bill Ackman, CEO of Pershing Square Capital Management Bill Ackman, Warren Buffer, Charlie Munger and Index Funds William Ackman: Everything You Need to Know About Finance and Investing in Under an Hour