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 4,580,678 equity and index contracts on Friday, January 20, 2006 surpassing the previous record of 3,385,677 contracts set on January 18, 2006. 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.