Microsoft's stock soars after strong earnings, but it remains unlikely to be the largest company by market cap on August 31 at 0.2% YES.

Options imply a ~$190bn post-earnings swing for Microsoft, an unusually large move, as investors demand proof its heavy AI spending is paying off.

Microsoft’s Azure grew 43% and passed $100bn for the year, its backlog hit $678bn, and the stock rose 2%. But AI capital spending keeps climbing.