Coinspeaker WMT Stock Down 1% in Pre-market, Walmart Reports Q2 Earnings, E-Commerce Sales Jump 97%Walmart’s e-commerce sales in the U.S. shot up by 97%. The retailer’s U.S. same-store sales grew by 9.3% in the second quarter, fueled by purchases of food and general merchandise.WMT Stock Down 1% in Pre-market, Walmart Reports Q2 Earnings, E-Commerce Sales Jump 97%