As of January 2026 3M has a market cap of โน8.179 Trillion. This makes 3M the world's 241th 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 Jan 14th, 2026 the market cap of 3M was reported to be: