Bill Ackman Adds over 2 million shares of Valeant PharmaPershing Square Holdings, Ltd. Increases Position In Valeant Pharmaceuticals International ____ October 21, 2015 07:35 PM Eastern Daylight Time ____ AMSTERDAM--(BUSINESS WIRE)--Pershing Square Holdings, Ltd. (ticker: PSH:NA) confirms media reports that Pershing Square Capital Management purchased, on behalf of the funds it manages, in excess of 2 million additional shares of Valeant Pharmaceuticals International, Inc. (ticker: NYSE: VRX) on 21 October 2015____ About Pershing Square Holdings, Ltd. ____ Pershing Square Holdings, Ltd. (PSH:NA) is an investment holding company structured as a closed end fund that makes concentrated investments principally in North American companies.