10 biggest S&P 500 winners and losers for 2014 By: MarketWatch June 29, 2014 at 07:00 AM EDT Energy stocks lead the market, while retailers suffer the most, writes Phil van Doorn. Read More >> Related Stocks: Actavis Plc Amazon.com Bed Bath & Beyond Best Buy Coach Coca-Cola Company Discovery Communications Electronic Arts Exelon Corp Keurig Green Mountain Macy's Micron Technology Nabors Industries Newfield Exploration Pepco Holdings SanDisk Corp Staples TJX Companies Tractor Supply Valeant Pharmaceuticals International, Inc. Whole Foods Market Williams Companies Yahoo