Stocks making the biggest moves premarket: General Mills, Johnson & Johnson, Viacom, Sony & more By: CNBC.com News March 20, 2019 at 08:07 AM EDT These are the stocks posting the largest moves before the bell. Read More >> Related Stocks: AT&T Inc Alphabet-A Dollar Tree FedEx Corp Genl Mills Johnson & Johnson Monster Beverage Nexstar Media Group Inc Sage Therapeutic Com Sientra Inc Smartsheet Inc Cl A Sony Corp Steelcase Inc Tegna Inc Tencent Music Entertainment ADR Via Renewables Inc Cl A