Stocks making the biggest move premarket: MU, MCD, T, TXN, WMT & more By: CNBC.com News September 21, 2018 at 07:45 AM EDT These are the stocks posting the largest moves before the bell. Read More >> Related Stocks: AT&T Inc Acuity Brands Inc Adobe Systems Alphabet-A American Airlines Gp Delta Air Lines Facebook Jetblue Airways Corp Mazor Robotics Ads McDonald's Corp Medtronic Micron Technology Steelcase Inc Tesla, Inc. Texas Instruments Twitter, Inc. Under Armour United Nat Foods Verizon Communications Wal-Mart Stores, Inc. Wells Fargo