NYFIX Appia Selected by Central Tanshi Securities to Distribute FIX Market Data and Execution Reports for Its JGB Trading System

New York, August 24, 2005: NYFIX, Inc. (NASDAQ: NYFX), worldwide provider of electronic trade infrastructure, today announced that the Central Tanshi Securities has selected the Appia™ FIX Engine as the FIX interface for its’ JGB Trading System. Central Tanshi Securities is a fixed income brokerage firm providing an electronic matching system for Japanese Government Bonds (JGBs), to facilitate the trading of JGBs among broker-dealers and banks. In the first phase of implementation, Central Tanshi Securities will distribute Market Data and Execution Reports via FIX 4.4. The first phase is expected to be in full production sometime this summer. Central Tanshi Securities is already in development for the second phase, where electronic submission of order/cancel/amend will be supported on a FIX interface.

Appia's mature FIX architecture provides streamlined connectivity to trading counterparties with stability, low latency, high throughput, high availability, and a flexible plug-in framework that allows users to extend core engine functionality to precisely suit their trading needs.

Pat Simonetti, General Manager of JGB division said "Central Tanshi Securities has selected NYFIX’s APPIA product not simply to offer advanced connectivity to their clients and the market as a whole, but also to maintain our commitment to be an innovator and market leader in Japan. Our goal is to continuously enhance our presence in the Japanese Government Bond inter-dealer market. We are a fully committed and dedicated team that can offer proactive support, by continually stretching the market place to meet customers' requirements. An important part of our assignment was to build a state-of-the-art electronic brokerage system for the JGB market, and the Appia FIX Engine’s interface has given us an advantage and outstanding performance to fit this requirement. Our sales force will now be able to offer both voice and electronic trading to our clients, keeping them better informed during the pre- and post-trade process, while allowing them to operate in the market with total confidence through our electronic trading platforms."

"Our client base in Japan has continued to expand on a yearly basis as we see the market recognizing that NYFIX is a global provider of advanced electronic trading and order routing solutions", commented Gen Utsumi, NYFIX Japan Country Manager. "We are delighted that Central Tanshi Securities, one of the leading market participants in Japan, has selected NYFIX’s Appia FIX Engine as their FIX interface."

Robert Rooks, Director of Sales for NYFIX Global FIX Technology commented: "We are continuing to invest in and expand our local business in Japan. Like Central Tanshi Securities, we consider it an essential part of our business to provide local proprietary support and maintenance services through our own dedicated support teams for all our products and services. We plan to continue to grow with our offices locally, regionally and globally."

The NYFIX suite of products provides a one-stop-shop for the worldwide financial community's FIX trading needs, as evidenced by its penetration of worldwide Exchanges, Brokers, Fund Managers, Transaction Networks, Software Vendors and other participants.

NYFIX, Inc, a Premier Member of the FIX Protocol Organization, is exhibiting at the FPL Electronic Trading Conference, November 1-2, 2005, in New York.

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