Early Movers: WMT, PCS, AXP & More By: CNBC.com News April 01, 2013 at 07:42 AM EDT These are the stocks posting the largest moves before the bell. Read More >> Related Stocks: American Express Apple Biogen Idec Blackstone Inc Chesapeake Energy Cisco Systems Evercore Partners Inc Novartis Ag ADR Tesla, Inc. Wal-Mart Stores, Inc. eBay