Stocks making the biggest moves premarket: Comcast, Walmart, IBM & more By: CNBC.com News January 23, 2019 at 07:54 AM EST These are the stocks posting the largest moves before the bell. Read More >> Related Stocks: Amtd Idea Group Apollo Asset Management Inc Asml Holdings NY Reg ADR Capital One Financial Comcast Corp International Business Machines Johnson & Johnson Merck & Co Pfizer Procter & Gamble Synchrony Financial United Technologies Via Renewables Inc Viacom Wal-Mart Stores, Inc. Walgreens Boots Alliance