As of December 2025 STMicroelectronics has a market cap of S$29.94 Billion. This makes STMicroelectronics the world's 990th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.
On Dec 5th, 2025 the market cap of STMicroelectronics was reported to be: