Microsoft becomes a $4 trillion company once again a year later
MSFT•Microsoft shares rose 1% to $540.50, taking its market valuation above $4 trillion for the first time in about a year. The company announced its Maia 300 AI chip and plans to roll out multi-gigawatt deployments next year.
1. Valuation tops $4 trillion
Microsoft shares rose 1% to $540.50, lifting the company’s market valuation above $4 trillion for the first time in about a year.
2. Maia 300 plans
Microsoft announced its next-generation Maia 300 custom AI chip, designed for AI data-crunching such as coding and carrying out complex business tasks on a user's behalf. The company said the chips will deliver about 40% more useful computing per megawatt than “leading GPU-based systems,” without naming the systems used for comparison. It plans multi-gigawatt deployments next year.
3. Shares and year-to-date gains
Including Monday’s move, Microsoft shares were up 11.6% year to date, compared with a 14% gain in the S&P 500. The stock had fallen as much as 27% earlier this year amid broader weakness.




