Early Movers: DD, PFE, AET, TWTR, MSG, WMT & more By: CNBC.com News October 28, 2014 at 08:07 AM EDT These are the stocks posting the largest moves before the bell. Read More >> Related Stocks: Activision Blizzard Aetna Amgen AutoNation AutoZone Coach Crocs Inc Cummins DuPont USA Eli Lilly Kohl's Corp Laboratory Corp American Holdings Morgan Stanley Novartis Ag ADR Pfizer Sanofi-Aventis S.A. ADR Tesla, Inc. Twitter, Inc. Wal-Mart Stores, Inc. Whirlpool Corp