As of April 2025 Interactive Brokers has a market cap of £50.30 Billion. This makes Interactive Brokers the world's 279th 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 Apr 20th, 2025 the market cap of Interactive Brokers was reported to be: