关于 INTERACTIVE BROKERS GROUP INC
Interactive Brokers Group, Inc. (IBG, Inc.) is a holding company. The Company is an automated global electronic broker and market maker specializing in routing orders and executing and processing trades in securities, futures, foreign exchange instruments, bonds and mutual funds on more than 100 electronic exchanges and trading venues worldwide. In the United States, it conducts its business in Greenwich, Connecticut, Chicago, Illinois and Jersey City, New Jersey. Abroad, the Company conducts business through offices located in Canada, England, Switzerland, Hong Kong, India, Australia and Japan. It operates in two segments: electronic brokerage and market making. As of December 31, 2011, the Company owned 11.5% in IBG LLC, the holding company for its businesses. The Company is the sole managing member of IBG LLC.