Amazon is bigger. But not in the way you think.

In a slow-motion race of two retail behemoths, Amazon's trump card was its lucrative cloud-computing business.

The shuffle underscores the rivalry between the two retailers, particularly as Walmart expands its advertising and ...

Walmart had held the title as the biggest company by annual revenue since 2009.

Amazon has surpassed Walmart as the world’s largest company, measured by sales, breaking Walmart’s 13-year streak at the top of the list.

Amazon appears poised to take the top spot on the Fortune 500, edging out Walmart for the first time in more than a decade.

Most companies that have reached a $1 trillion market capitalization have been tech companies like Microsoft and Apple.

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Here is a look at Monday’s business headlines with Jane King, who has the latest on Amazon dethroning Walmart as the biggest global company and Gen Z’s drinking trends. Amazon is now the biggest ...

The e-commerce giant posted $717 billion in sales versus Walmart's $713 billion, breaking the retailer's 24-year reign.

Amazon.com Inc. has officially dethroned Walmart Inc. as the biggest global company by revenue, a milestone attesting to the ...