News Releases

-2nd-Busiest Week Ever in US Cash Equities-

-Liffe Recorded Its Busiest Week Ever In Futures and Options- 

Aug. 17, 2007 – NYSE Euronext (NYSE Euronext: NYX), the world's largest and most liquid exchange group, today reported record transaction[1] volumes in its European cash equities trading operations during the week ended Aug. 17, 2007. During the week, new daily records were set for its European (Aug. 17) and US (Aug. 16) cash equities trading.

In its European cash equitiestrading operations, NYSE Euronext registered its busiest day ever on Aug. 17, when more than 2.4 million transactions took place, as compared to its previous Aug. 9 record of 2.3 million transactions.

NYSE Euronext’s U.S. cash equities trading operations, the New York Stock Exchange and NYSE Arca, reported a combined volume of over 20.3 billion[2] shares traded during the week-ended Aug. 17, the second-highest ever for NYSE Group.   On Aug. 16, NYSE Group reported its highest-ever transaction volume in its U.S. cash equities trading operations on NYSE Group exchanges, with 5.79 billion shares traded.

Liffe, NYSE Euronext’s leading futures and options business, recorded its busiest week ever with more than 30 million futures and options contracts traded in the week ending Aug. 17. Liffe’s previous weekly record was 28.5 in the week ending June 8, 2007. Short term interest rate products have traded their busiest week ever with over 18 million contracts traded in the week ending Aug. 17. The previous record was 13 million for the week ending August 10, 2007 .

Please click here for a link to the NYSE Group Factbook - Top 10 Volume Days

Please click here for a link to the Euronext Statistics Archive

About NYSE Euronext
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 $30.8 trillion/€22.8 trillion total market capitalization of listed companies and average daily trading value of approximately $127.0 billion/€94.0 billion (as of June 29, 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.