As of January 2026 Illinois Tool Works has a market cap of โน6.770 Trillion. This makes Illinois Tool Works the world's 310th 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 19th, 2026 the market cap of Illinois Tool Works was reported to be: