UPDATE: Citigroup Initiates Coverage On Wal-Mart Stores, Inc. By: Benzinga via Benzinga September 15, 2014 at 09:22 AM EDT In a note released Monday morning, Citigroup analyst Oliver Chen initiated coverage of Wal-Mart Stores, Inc. (NYSE: WMT) with a ... Read More >> Related Stocks: Wal-Mart Stores, Inc.