Early movers: GM, CAT, AMZN, UPS, AAPL, FB & more By: CNBC.com News April 24, 2014 at 08:07 AM EDT These are the stocks posting the largest moves before the bell. Read More >> Related Stocks: 3M Co Aetna Amazon.com Apple Caterpillar Eli Lilly Facebook General Motors New York Times Company Stanley Black & Decker Time Warner Cable Under Armour United Parcel Service Verizon Communications Zimmer Holdings