As of March 2025 Interactive Brokers has a market cap of £53.72 Billion. This makes Interactive Brokers the world's 276th 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 Mar 30th, 2025 the market cap of Interactive Brokers was reported to be: