Early movers: CMCSA, NFLX, GM, PFE, NVS & more By: CNBC.com News April 22, 2014 at 07:43 AM EDT These are the stocks posting the largest moves before the bell. Read More >> Related Stocks: Caterpillar Comcast Corp Eli Lilly General Motors Gsk Plc ADR Harley-Davidson Netflix Novartis Ag ADR Pfizer TravelersCompanies United Technologies Valeant Pharmaceuticals International, Inc. Xerox Corp