ISE Intl Secs Exchange Hldgs

The International Securities Exchange (NYSE: ISE) is pleased to announce that it is a co-sponsor of Derivatives 2007: New Ideas, New Instruments, New Markets. This important conference brings together leading academics and industry practitioners to examine the links between modern derivatives theory and market practice. The event will take place at the Stern School of Business at New York University (NYU) on Friday, May 18, 2007. Several notable academics and industry leaders will review the latest theoretical advances and innovations in derivatives trading as well as the future of the derivatives marketplace. The roster of renowned speakers includes Nobel Laureate Myron Scholes, Nobel Laureate Robert Engle and ISE President and CEO David Krell. Derivatives pioneer Myron Scholes will present the keynote speech at the conference. In addition, he and this extraordinary group of intellectual leaders in the field of derivatives will offer their views on critical issues facing the industry through a series of panel discussions. Topics will include an overview of new kinds of derivatives instruments, advances in trading and risk management strategies, and the technological evolution of the derivatives marketplace. For more information or to register for the conference, please visit http://w4.stern.nyu.edu/salomon/salomon.cfm?doc_id=6885. ISE Background International Securities Exchange Holdings, Inc. (NYSE: ISE), through its subsidiaries, operates a family of innovative securities markets. ISE is founded on the principle that technology and competition create better, more efficient markets for investors and consists of an options exchange, a stock exchange and an alternative markets platform. ISE continually enhances its trading systems and develops new products to provide investors with the best marketplace and investment tools to trade smarter. ISE developed a unique market structure for advanced screen-based trading systems and in May 2000 launched the first fully electronic US options exchange. Currently, ISE operates the largest U.S. equity options exchange and is among the leading options exchanges in the world. ISE offers index options, including a portfolio of proprietary index products, and enhanced market data products for sophisticated investors. ISE FX Options� launched in the second quarter of 2007. ISE Stock Exchange, launched in September 2006 with strategic partners, includes an innovative MidPoint Match� platform which offers investors continuous price improvement. MidPoint Match was integrated with a fully displayed Best Bid Offer market in the fourth quarter of 2006. ISE�s alternative markets business currently consists of an events market trading platform known as Longitude. Longitude�s patented and proprietary technology provides a unique parimutuel structure for derivatives auctions which results in greater trading and pricing flexibility for market participants. For more information about ISE and its options exchange, visit www.iseoptions.com and for more information about ISE Stock Exchange, visit www.isestock.com. Additionally, to learn more about ISE alternative markets technology, visit www.longitude.com.