
Based in Connecticut, Interactive Brokers Group, Inc. (IBKR) is a global electronic brokerage firm known for its low-cost, high-speed trading infrastructure and deep multi-asset market access. The platform serves active traders, hedge funds, proprietary trading firms, financial advisors, and sophisticated retail investors across more than 150 markets worldwide. The company is currently valued at $113.1 billion by market cap.
Companies worth $10 billion or more are generally described as “large-cap stocks,” and IBKR fits right into that category, signifying its substantial size, stability, and dominance in the capital market industry. Its value proposition centers on advanced execution technology, tight spreads, automated risk controls, and a highly scalable, capital-efficient business model.