Revealing a significant insider sell on September 10, ALICE WALTON, 10% Owner at Walmart (NYSE:WMT), as per the latest SEC filing. What Happened: WALTON’s recent Form 4 filing with the U.S. Securities and Exchange Commission on Tuesday unveiled the sale of 5,746,226 shares of Walmart. The total transaction value is $442,774,830. As of Wednesday morning, Walmart shares are down by 1.36%, currently priced at $77.73. All You Need to Know About WalmartWalmart serves as the preeminent retailer in the United States, with its strategy predicated on superior operating efficiency and offering the lowes…