Investment Technology Group, Inc. To Announce First Quarter 2004 Results

NEW YORK, NY, April 7, 2004 - Investment Technology Group, Inc. (NYSE: ITG) plans to announce its first quarter 2004 financial results on Thursday, April 29, 2004, in a press release that will be issued before the opening of the market. The press release will also be available on the firm's Web site at

Following the release of the financial results, a conference call to discuss the firm's results will be held at 11:00 AM ET on April 29, 2004. Those wishing to listen to the call should dial 1- 800-589-4298 at least 10 minutes prior to the start of the call to ensure connection. The conference call will also be accessible through ITG's web site at For those unable to listen to the live broadcast of the call, a week-long replay will be available by dialing 1-888-203-1112 and entering the pass code 463620, and a two-week-long replay will be available on ITG's web site, starting approximately two hours after the completion of the call.

About ITG

ITG is headquartered in New York with offices in Boston, Los Angeles, Dublin, Hong Kong, London, Melbourne, Sydney, Tel Aviv and Toronto. As a leading provider of technology-based equity-trading services and transaction research to institutional investors and brokers, ITG services help clients to access liquidity, execute trades more efficiently, and make better trading decisions. ITG generates superior trading results for its clients through three lines of business. POSIT®, the world's largest equity matching system, allows clients to trade confidentially. The Electronic Trading Desk is recognized as one of the leading program trading operations in the U.S. ITG's leading-edge Client Site Trading Products allow users to implement their own trading strategies by providing direct electronic access to most sources of market liquidity. For additional information, visit

Elise Wilkinson
Investor Relations
212 - 444-6245

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