As of November 2026 ICON plc has a market cap of โน1.460 Trillion. This makes ICON plc the world's 1430th 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 Nov 9th, 2026 the market cap of ICON plc was reported to be: