Microsoft lost $357 billion in market cap as stock plunged most since 2020

As investors sold shares of Microsoft on Thursday, the $3.22 trillion company dragged down the software complex and the S&P 500 index.

# Microsoft lost $357 billion in market cap as stock plunged most since 2020 As investors sold shares of Microsoft on Thursday, the $3.22 trillion company dragged down the software complex and the S&P 500 index. **Read the full article:** [CNBC](https://www.cnbc.com/2026/01/29/microsoft-market-cap-earnings.html) *This article was originally published by CNBC. MoneyWiseInc provides expert curation of the best financial content from trusted sources.*