As of December 2025 StoneX Group has a market cap of โน447.39 Billion. This makes StoneX Group the world's 3058th 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 Dec 9th, 2025 the market cap of StoneX Group was reported to be: