As of May 2026 Gartner has a market cap of โน999.17 Billion. This makes Gartner the world's 1961th 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 May 19th, 2026 the market cap of Gartner was reported to be: