ISE Intl Secs Exchange Hldgs

The International Securities Exchange (NYSE: ISE), the world's largest equity options exchange, today announced that it set a record for daily trading volume of 3,385,677 equity and index contracts on Wednesday, January 18, 2006 surpassing the previous record of 3,240,012 contracts set on April 15, 2005. ISE Background The International Securities Exchange, the world's largest equity options exchange, was founded on the principle that technology fosters and infuses new efficiencies and operational innovations into securities trading. After developing an innovative market structure that integrated auction market principles into an advanced screen-based trading system, ISE launched the first fully electronic US options exchange in May 2000. ISE continually enhances its trading systems to provide investors with the best marketplace to execute their options orders. For more information about ISE, its products and its technology, visit www.iseoptions.com.