Interactive Brokers Group, Inc. operates as an automated electronic broker worldwide. The company engages in the execution, clearance, and settlement of trades in stocks, options, futures, foreign exchange instruments, bonds, mutual funds, exchange traded funds (ETFs), precious metals, and cryptocurrencies. It also custodies and services accounts for hedge and mutual funds, ETFs, registered investment advisors, proprietary trading groups, introducing brokers, and individual investors. In addition, the company offers custody, prime brokerage, securities, and margin lending services. It serves institutional and individual customers through electronic exchanges and market centers. The company was founded in 1977 and is headquartered in Greenwich, Connecticut.