According to CoinMeta, Microsoft ( MSFT ) closed up 15.5% on U.S. stocks on Thursday, setting a new record for the fourth-largest single-day increase in the company's history and achieving the largest single-day increase in market value among U.S. stocks. Its market value increased by $450 billion, surpassing NVIDIA's record of $440 billion on April 9, 2025, to become the largest single-day increase in market value in the history of U.S. stocks. Investors welcomed its strong financial report, which broke the generally sluggish market sentiment among artificial intelligence-related companies recently. The stock's cumulative decline since the beginning of this year has narrowed from about 19.3% at the close on Wednesday to 5.8%.