Investment Technology Group, Inc. (NYSE: ITG), a leading provider of technology-based equity trading services and transaction research, today announced that its POSIT® crossing suite ranked first in the Best Crossing Network category in the fifth annual Waters Rankings by Waters Magazine.

?We are pleased to have received the top honors in the Crossing Network category,? said Chris Heckman, Managing Director at ITG. ?This recognition as the industry-leading crossing destination reflects ITG's commitment to providing clients with the most diverse crossing suite available.?

POSIT secured 40 percent of the votes in the Top Crossing Network category. ITG's Triton® platform ranked second in the Execution Management Systems category, and Macgregor XIP? was voted the third best portfolio management system. The winners will be featured in the July 2007 edition of Waters Magazine.

The Fifth Annual Waters Magazine Rankings recognizes technological excellence provided by vendors to end users at banks, brokerages and investment management firms worldwide. The voters included buy and sell side end users who voted in the twenty-two categories for which they have responsibility. Nearly 600 subscribers voted in this year's rankings.

About ITG

Investment Technology Group, Inc. (NYSE:ITG), is a specialized agency brokerage and technology firm that partners with clients globally to provide innovative solutions spanning the entire investment process. A pioneer in electronic trading, ITG has a unique approach that combines pre-trade analysis, order management, trade execution, and post-trade evaluation to provide clients with continuous improvements in trading and cost efficiency. The firm is headquartered in New York with offices in North America, Europe and the Asia Pacific regions. For more information on ITG, please visit www.itg.com.

About Waters

Each month, Waters reports and analyzes the practical implementation of financial technology in the wholesale banking and securities industry. Since its launch in 1993, financial IT professionals worldwide have relied on the magazine for its focused, in-depth coverage of financial market data and technology as well as the human issues of talent management, staff retention and compensation within the financial services community. With more than 10,000 subscribers, Waters readers enjoy the insights of CIOs and CTOs from the global capital markets. Waters is published by Incisive Media Plc. For more information, please visit our web site at www.watersonline.com and www.incisivemedia.com.

In addition to historical information, this press release may contain "forward-looking" statements, as defined in the Private Securities Litigation Reform Act of 1995, that reflect management's expectations for the future. A variety of important factors could cause results to differ materially from such statements. These factors include the company's ability to achieve expected future levels of sales; the actions of both current and potential new competitors; rapid changes in technology; financial market volatility; general economic conditions in the United States and elsewhere; evolving industry regulation; cash flows into or redemption from equity funds; effects of inflation; customer trading patterns; and new products and services. These and other risks are described in greater detail in the company's Annual Report on Form 10-K for the fiscal year ended December 31, 2006, and other documents filed with the Securities and Exchange Commission and available on the company's web site.

Investment Technology Group, Inc.
Alicia Curran, 212-444-6130