Microsoft reclaims $4 trillion market cap Microsoft Chairman and CEO Satya Nadella speaks at the Microsoft Build 2025, conference in Seattle, Washington on May 19, 2025. (Photo by Jason Redmond / AFP) (Photo by JASON REDMOND/AFP via Getty Images) · Yahoo Finance · JASON REDMOND via Getty Images Daniel Howley · Technology Editor Mon, October 12, 2026 at 10:22 AM EDT MSFT +0.96% Trade MSFT on Coinbase Trading disclosure Trading disclosure The above button links to Coinbase. Yahoo Finance is not a broker-dealer or investment adviser and does not offer securities or cryptocurrencies for sale or facilitate trading. Coinbase pays us for certain activity generated through this link. Prices displayed are informational.
Microsoft (MSFT) stock climbed higher in early morning trading Monday, helping to propel the company's market capitalization above the $4 trillion mark.
The company first reached the milestone in July 2025 but fell below it over the last year amid concerns about the hyperscaler's AI spending and whether it will see a return on its investments, dampening investor enthusiasm.
Those fears have continued to die down as Microsoft and its rivals post strong quarterly earnings results.
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