Bill Ackman's Biggest Winners And Losers Of 2014 By: TalkMarkets January 31, 2015 at 15:48 PM EST Of all the prominent hedge funds, Ackman's Pershing Square was the best performing in 2014. Read More >> Related Stocks: Air Products & Chemicals Canadian Pacific Railway Limited Herbalife Ltd Howard Hughes Corp Platform Specialty Products Corp Procter & Gamble Valeant Pharmaceuticals International, Inc. Zoetis