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“The NYSE is committed to providing a smooth transition experience for these listed issuers and the investment community.  We are pleased that Kellogg Specialist Group will be taking on these additional responsibilities and we welcome their efforts to expand their operations on the NYSE floor,” said Duncan Niederauer, President and co-Chief Operating Officer, NYSE Euronext. “I applaud SIG for their contributions to trading on the Exchange and for working with us to ensure a seamless transition.  We see this as the first phase of a larger, more extensive transition process where we expect to add new liquidity providers to our Specialist community, further enhancing market quality on the NYSE.”

“SIG thanks the NYSE for its cooperation during this transition in its NYSE-listed specialist business,” said Todd Abrahall, President of SIG Specialists.  “As one of the largest liquidity providers - electronic and otherwise - in equities and options in the U.S. today, the Susquehanna International Group of Companies has made the determination to concentrate its equity trading resources on its own institutional and electronic liquidity provision platforms.”

Kellogg Specialist Group handles 290 NYSE listed issues, or 10% of all issues listed on NYSE.  Kellogg's trading activity represents approximately 3% of NYSE volume.

In addition to SIG Index Specialists and Kellogg Specialist Group, current NYSE specialist firms include: Banc of America Specialist; Bear Wagner Specialists LLC; LaBranche & Co. LLC; Spear, Leeds & Kellogg Specialists LLC; Van der Moolen Specialists, USA LLC. 

For more information on specialists, go to: www.nyse.com/productservices/nyseequities/1167954368183.html.

About NYSE Euronext (NYSE: NYX)
NYSE Euronext, a holding company created by the combination of NYSE Group, Inc. and Euronext N.V., commenced trading on April 4, 2007 . NYSE Euronext (NYSE Euronext: NYX) operates the world’s largest and most liquid exchange group and offers the most diverse array of financial products and services.   NYSE Euronext, which brings together six cash equities exchanges in five countries and six derivatives exchanges in six countries, is a world leader for listings, trading in cash equities, equity and interest rate derivatives, bonds and the distribution of market data.  Representing a combined $30.3 trillion/€21.3 trillion total market capitalization of listed companies and average daily trading value of approximately $139 billion/€103 billion (as of September 30, 2007), NYSE Euronext seeks to provide the highest standards of market quality and integrity, innovative products and services to investors, issuers, and all users of its markets.

Cautionary Note Regarding Forward-Looking Statements
This press release may contain forward-looking statements, including forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Such forward-looking statements include, but are not limited to, statements concerning NYSE Euronext's plans, objectives, expectations and intentions and other statements that are not historical or current facts. Forward-looking statements are based on NYSE Euronext's current expectations and involve risks and uncertainties that could cause actual results to differ materially from those expressed or implied in such forward-looking statements. Factors that could cause NYSE Euronext's results to differ materially from current expectations include, but are not limited to: NYSE Euronext's ability to implement its strategic initiatives, economic, political and market conditions and fluctuations, government and industry regulation, interest rate risk and U.S. and global competition, and other factors detailed in NYSE Euronext’s reference document for 2006 ("document de référence") filed with the French Autorité des Marchés Financiers (Registered on June 6, 2007 under No. R.07-0089), 2006 Annual Report on Form 10-K, as amended, and other periodic reports filed with the U.S. Securities and Exchange Commission or the French Autorité des Marchés Financiers. In addition, these statements are based on a number of assumptions that are subject to change. Accordingly, actual results may be materially higher or lower than those projected. The inclusion of such projections herein should not be regarded as a representation by NYSE Euronext that the projections will prove to be correct. This press release speaks only as of this date. NYSE Euronext disclaims any duty to update the information herein.