Press Release

11/4/2008

CHX SETS SECOND CONSECUTIVE MONTH OF SHARE AND TRADE COUNT HIGHS

Chicago, November 4th, 2008 - CHX today announced that during October the Exchange established several new post Regulation NMS implementation volume records. The Exchange established a new daily trade high on October 8th with 138,395 trades while processing over two million transactions for the month, also an Exchange record. New daily share records were also reached as over 80 million shares traded on October 28th and over 1.2 billion shares were cleared through the Exchange facilities over the course of the month.

About CHX

CHX is an integral part of the National Market System offering competition to all U.S. equity markets. With a robust matching engine and its CHXConnect routing network, CHX customers can choose immediate display, execution or cancellation of orders and/or order-routing to FINRA Market-Makers and CHX Institutional Brokers who are able to provide customized order handling solutions. Orders executed on the CHX enjoy the benefits of an exchange print with full exposure to all National Market System participants.
For additional information, please visit www.chx.com


Media Contacts
Drew Mauck
312-346-2005
dmauck@strategicsinc.com
Strategics, Inc.