NYSE Euronext Business Summary for August 2008

NYSE Euronext (NYX) reported transaction volumes for its global cash equities and derivatives exchanges for August 2008. Despite a decline in year-over-year volume from August 2007, which was the most active August in NYSE Euronext history due to extraordinary market conditions, year-to-date volumes in 2008 remained strong with double-digit growth across all of NYSE Euronext’s products and exchanges.

Global Cash Equities:

• NYSE Euronext’s five European cash equity exchanges traded an average daily volume of 1.2 million transactions in August 2008, down 14.4% compared to August 2007. Total monthly cash volume decreased 21.8% with 26.0 million transactions compared to August 2007’s record number of 33.3 million transactions. This year-over-year decrease can be attributed to market conditions that resulted in record trading activity in NYSE Euronext markets in August 2007.
• Year-to-date, total cash volume on Euronext has increased 20.1% compared to the same period in 2007. Additionally, Euronext registered a year-to-date increase of 30.0% in ETF transactions compared to the same period in 2007.
• In August 2008, NYSE Euronext’s two U.S. cash exchanges reported average daily volume of 2.8 billion shares per day, down 23.3% from August 2007. Total monthly cash volume decreased 30.0% with 58.0 million shares traded compared to the same period last year. Year-to-date, total cash volumes have increased 9.9% compared to the same period in 2007.
• NYSE Euronext’s U.S. exchanges total matched average daily trading volume for NYSE Arca and Amex-listed (Tape B) issues increased 5.9% for August while NYSE-listed (Tape A) issues decreased 29.5%, Nasdaq-listed (Tape C) issues decreased 16.5% and ETFs decreased 17.6%. NYSE’s matched share of Nasdaq-listed volume increased to almost 17.0% this August. Additionally, year-to-date ETF transactions registered an increase of 44.1% versus the same period in 2007.

Global Derivatives:

• NYSE Euronext’s European derivatives trading operations on Liffe traded 63.5 million futures and options contracts during the month of August representing a decrease of 38.9% versus August 2007. Year-to-date, Liffe traded more than 708.0 million contracts, up 12.6% for the same period in 2007.
• Bclear processed a new annual record of 123.3 million equity derivative contracts year-to-date, an increase of 64.1% versus the same period last year. During the month of August, Bclear processed more than 8.6 million contracts with an increase of 93.4%, nearly double the number in August 2007.
• NYSE Arca Options registered an average daily volume increase of 1.1% during the month of August 2008 versus the same period last year, which can be partially attributed to fewer trading days in the month. Total equity options volume on NYSE Arca decreased by 7.7% in August compared to the August 2007. Year-to-date, total NYSE Arca options volume increased 45% compared to the same period last year.
• For equity options trading in the SEC Penny Pilot program, NYSE Arca Options executed 14.1% of all eligible issues in August 2008 and 15.0% year-to-date.

Global Listings:

• In August, NYSE Euronext’s markets added 17 new corporate listings, including three IPOs in the U.S. and one in Europe. Total IPO proceeds raised during the month of August were $386.6/ € 262.17 million.
• NYSE Euronext’s U.S. markets had 13 new listings, of which three were IPOs, raising approximately $379/ €257 million in connection with listing.
• NYSE Euronext’s European markets had four new listings in August, of which one was an IPO representing $7.6/ € 5.12 million raised. China Photovoltaic Group joined Alternext as the ninth new listing in 2008, and Thenergo dual-listed on Euronext Paris and Brussels.
• NYSE listed three structured products while NYSE Arca listed four Exchange Traded Products, bringing the total number of Exchange Traded Products listed on all NYSE Euronext markets to 694.

Please click here for the Monthly Transaction Activity Data Table.

About NYSE Euronext

NYSE Euronext (NYX) operates the world’s leading and most liquid exchange group, and seeks to provide the highest levels of quality, customer choice and innovation. Its family of exchanges, located in six countries, includes the New York Stock Exchange, the world's largest cash equities market; Euronext, the Eurozone's largest cash equities market; Liffe, Europe's leading derivatives exchange by value of trading; and NYSE Arca Options, one of the fastest growing U.S. options trading platforms. NYSE Euronext offers a diverse array of financial products and services for issuers, investors and financial institutions in cash equities, options and derivatives, ETFs, bonds, market data, and commercial technology solutions. As the world’s largest exchange group by number of listings and market capitalization, NYSE Euronext is home to over 6,400 listed issues representing a combined $26.7 / 17.1€ trillion (as of June 30, 2008) in total global market capitalization, more than four times that of any other exchange group. NYSE Euronext's equity exchanges transact an average daily trading value of approximately $157.0 /102.7€ billion (as of June 30, 2008), which represents more than one-third of the world's cash equities trading. NYSE Euronext is part of the S&P 500 index and the only exchange operator in the S&P 100 index. For more information and free real-time stock prices for all NYSE-listed securities, please visit www.nyx.com.

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 2007 ("document de référence”) filed with the French Autorité des Marchés Financiers (Registered on May 15, 2008 under No. R. 08-054), 2007 Annual Report on Form 10-K 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.