Microsoft is expected to record the largest single-day increase in the market value of individual stocks in US stock history. Microsoft's biggest intraday increase was 17%. As of 12:55 p.m. New York time, the company's market capitalization had increased by $490 billion. According to the data, if this increase is maintained until the close, it will surpass the $44 billion market capitalization increase recorded by Nvidia after President Trump announced the suspension of tariffs for 90 days last year, setting a new historical record.

Microsoft is expected to record the largest single-day increase in the market value of individual stocks in US stock history. Microsoft's biggest intraday increase was 17%. As of 12:55 p.m. New York time, the company's market capitalization had increased by $490 billion. According to the data, if this increase is maintained until the close, it will surpass the $44 billion market capitalization increase recorded by Nvidia after President Trump announced the suspension of tariffs for 90 days last year, setting a new historical record.