As of September 2026 ICON plc has a market cap of โน1.215 Trillion. This makes ICON plc the world's 1726th 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 Aug 31st, 2026 the market cap of ICON plc was reported to be: