The year’s best stocks may flop in 2011 By: MarketWatch December 08, 2010 at 00:01 AM EST Don’t pick stocks based on past performance, or your portfolio may end up feeling the pain, writes Jeff Reeves. Read More >> Related Stocks: 3M Co Alcoa American Express Caterpillar DuPont USA Exxon Mobil General Electric International Business Machines McDonald's Corp Microsoft Procter & Gamble Verizon Communications Wal-Mart Stores, Inc.