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Microsoft's stock closed up 15.5% on Thursday, adding ~$450B to its market capitalization, the largest single-day market value increase in stock market history (Subrat Patnaik/Bloomberg)

Techmeme 30 July 2026 6h ago
Microsoft's stock closed up 15.5% on Thursday, adding ~$450B to its market capitalization, the largest single-day market value increase in stock market history (Subrat Patnaik/Bloomberg)
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Subrat Patnaik / Bloomberg : Microsoft's stock closed up 15.5% on Thursday, adding ~$450B to its market capitalization, the largest single-day market value increase in stock market history — Microsoft Corp. made market history on Thursday, adding nearly half a trillion dollars to its value, the most by any stock in a single day.
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