[Amazon Surpasses Walmart to Become the World's Highest Revenue Company] According to Golden Finance, Amazon (AMZN.O) has officially surpassed Walmart (WMT.N) to become the world's highest revenue company. Walmart had held the top spot for over a decade, with the company reporting $713.2 billion in sales for the 12 months ending January 31. Earlier this month, Amazon announced its 2025 sales at $717 billion.