As of December 2025 Interactive Brokers has a market cap of โฌ96.19 Billion. This makes Interactive Brokers the world's 184th 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 4th, 2025 the market cap of Interactive Brokers was reported to be: