NYSE Lists 5 New HealthShares<SUP>TM</SUP> ETFs - Organized Vertically By Therapeutic Categories Tracking Healthcare, Life Science And Biotechnology

NYSE Group, Inc. (NYSE: NYX) today announced that the first 5 HealthShares™ ETFs, created by XShares Advisors LLC, began trading on the New York Stock Exchange.   The initial 5 HealthShares™ ETFs are the first in a series of “verticals” representing specific areas of the healthcare sector, including life science, biotechnology and patient care. HealthShares™ family of funds tracks groups of large, mid and small cap companies concentrating on treatment innovations in cancer, infectious diseases and cardiology, among others.

“The Exchange is very proud to add the truly innovative family of HealthShares funds to our primary list of ETFs,” said NYSE Group, Inc. CEO, John A. Thain.   “As our first XShares listings, HealthShares mark the beginning of a strong partnership bringing some of the most uniquely conceived and designed funds to our markets, where we consistently set the industry standard in market quality.”

“These products represent a real breakthrough in fundamental design by offering investors the opportunity to discover and invest in baskets of stocks focused on pioneering the diagnosis, treatment and cure of many of the most well-known and debilitating diseases of our time,” said XShares Group Chairman and CEO, Bill Kridel.   “We are pleased to list these products on the NYSE and we look forward to introducing more product offerings in the future.”

Including today’s original listings, NYSE Group has 148 primary ETF listings and trades all other eligible ETFs on a UTP basis.   In 2006, NYSE Group handled over 43% of all ETF shares traded in the U.S. market.    As the largest exchange for ETF trading, NYSE Group is committed to offering investors the most innovative new investment options with superior pricing and market quality.

• The HealthShares™ Exchange Traded Funds includes a family of funds in addition to the 5 funds that are launching today. Additional funds are expected to be brought to market in the near future.

For more information and data on NYSE Group listed ETFs and other products, please visit: http://www.nyse.com/etfs.

About HealthShares™
XShares Advisors LLC, a financial services company based in New York , is the creator of the HealthSharesä family of Exchange Traded Funds (ETFs). HealthSharesäETFs are organized into therapeutic ‘Verticals’ and represent specific areas of the healthcare, life science and biotechnology industries.  Each Vertical addresses a distinct sub-segment of healthcare, such as the diagnosis and treatment of specific therapeutic areas (e.g. cardiology, cancer, infectious disease, etc.) and the development of medical devices (e.g. orthopedic repair, cardio devices, etc.). Each ETF tracks an index of 22-25 stocks and offers institutional and individual investors a more precise financial instrument that leverages the potential of healthcare investing while mitigating the risks of single stock picking. For more information, visit the company’s website at: www.healthsharesinc.com