As of February 2026 Gartner has a market cap of โน1.005 Trillion. This makes Gartner the world's 1899th 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 Feb 22nd, 2026 the market cap of Gartner was reported to be: