Interactive Brokers Group to Host Third Quarter Earnings Conference Call.

GREENWICH, Conn. -- Interactive Brokers Group, Inc. (NASDAQ GS: IBKR) plans to announce its third quarter 2009 financial results on Thursday, October 22, 2009, in a release that will be issued at approximately 4:00 pm (ET). The press release will also be available on the company's web site, www.interactivebrokers.com/ir.

A conference call to discuss the company's results will be held at 5:00 pm (ET) on that day, October 22. PLEASE NOTE: This is half an hour earlier than our prior calls.

Members of the public who would like to listen to the conference call should dial 800-750-4984 (U.S. domestic) and 913-312-4376 (international). The number should be dialed approximately ten minutes prior to the start of the conference call. The conference call will also be accessible as an audio webcast through the Investor Relations section of the Interactive Brokers web site, www.interactivebrokers.com/ir.

About Interactive Brokers Group:

Interactive Brokers Group, Inc., together with its subsidiaries, is an automated global electronic market maker and broker specializing in routing orders and executing and processing trades in securities, futures, foreign exchange instruments, bonds and funds on more than 80 electronic exchanges and trading venues around the world. As a market maker, we provide liquidity at these marketplaces and, as a broker, we provide professional traders and investors with electronic access to stocks, options, futures, forex, bonds and mutual funds from a single IB Universal Account(SM). Employing proprietary software on a global communications network, Interactive Brokers is continuously integrating its software with a growing number of exchanges and trading venues into one automatically functioning, computerized platform that requires minimal human intervention.