Euronext N.V.

Regulatory Filings • Feb 8, 2010

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NYSE Euronext Announces Trading Volumes for January 2010

Largest U.S. Equity Options Exchange with Market Share of 27.8% in January 2010; European Derivatives Trading Volumes Increase 32.4% on Stronger Interest Rate Product Activity; LIFFE CONNECT Average Daily Volume of 4.0 Million Contracts, Highest Level Since March

2008

February 8, 2010 – NYSE Euronext (NYX) today announced trading volumes for its global derivatives and cash equities exchanges for January 20101 . Derivatives trading volumes in January 2010 were stronger, with European derivatives volumes increasing 32.4% and U.S. options trading volumes increasing 102.4% versus prior year. Cash equities trading volumes were mixed in January 2010, with European cash transactions increasing 4.1% and U.S. cash equities trading volumes declining 23.7% from prior year levels, respectively. Both European and U.S. cash trading volumes, however, increased from fourth quarter 2009 levels.

Highlights

• NYSE Euronext European derivatives products average daily volume ("ADV") in January 2010 of 5.1 million contracts increased 32.4% compared to January 2009 and increased 26.2% from December 2009. Total European interest rate products ADV in January 2010 of 2.7 million contracts increased 37.8% compared to January 2009 and increased 50.5% from December 2009. Interest rate product ADV is at the highest level since March of 2008. Total equity products ADV of 2.3 million contracts in January 2010 increased 26.9% compared to January 2009 and increased 6.0% from December 2009.
• NYSE Group U.S. equity options (NYSE Arca and NYSE Amex) ADV of 4.2 million contracts in January 2010 increased 102.4% compared to January 2009 levels and increased 36.6% from December 2009. NYSE Group's U.S. options exchanges accounted for 27.8% of the total consolidated equity options trading in January 2010, up from 17.4% in Janaury 2009 and 24.9% in December 2009, making NYSE Euronext the largest U.S. equity options exchange group in the industry in January 2010.
• NYSE Euronext European cash products ADV of 1.4 million transactions in January 2010 increased 4.1% compared to January 2009, and increased 27.3% from December 2009. European cash estimated market share in terms of value traded was relatively stable.

¹ Euronext equities transactions count each buy and sell order as separate transactions, NYSE Group equities transactions count buy and sell orders together as a single transaction. All NYSE Euronext derivatives transactions count buy and sell orders together as a single transaction.

• NYSE Group (NYSE, NYSE Arca and NYSE Amex) U.S. cash products handled ADV of 2.7 billion shares in January 2010 decreased 23.7% compared to January 2009, but increased 16.5% compared to December 2009. NYSE Group matched share of all U.S. cash equity trading volume was 26.5% in January 2010. NYSE Group's Tape A matched market share in January 2010 was 34.3%, down from 36.5% in December 2009.
• There were a total of 20 trading days in Europe and 19 trading days in the U.S. in January 2010, compared to 21 trading days in Europe and 20 trading days in the U.S. in January 2009.

Derivatives Trading

European Derivatives

• NYSE Euronext European derivatives products ADV in January 2010 was 5.1 million futures and options contracts, an increase of 32.4% from January 2009, and an increase of 26.2% from December 2009. The 5.1 million in futures and options contracts ADV in January 2010 consisted of 4.0 million contracts executed through our full-service LIFFE CONNECT trading platform and 1.1 million, or 20.9%, executed through Bclear, NYSE Liffe's trade administration and clearing service for OTC products. The 4.0 million contracts in ADV executed over LIFFE CONNECT was the highest level recorded since March of 2008.
• Total interest rate products ADV of 2.7 million contracts in January 2010 increased 37.8% from January 2009, and increased 50.5% from December 2009. Total interest rate product ADV is at the highest level since March 2008.
• Total equity products (including Bclear) ADV of 2.3 million contracts in January 2010 increased 26.9% compared to January 2009 and increased 6.0% compared to December 2009.

U.S. Derivatives

• NYSE Group U.S. equity options (NYSE Arca and NYSE Amex) ADV of 4.2 million contracts in January 2010 increased 102.4% compared to January 2009, and increased 36.6% compared to December 2009.
• Total U.S. consolidated options ADV increased 27.0% to 15.2 million contracts in January 2010 compared to January 2009 and increased 22.3% compared to December 2009.
• NYSE Group's U.S. options exchanges accounted for 27.8% of the total consolidated equity options trading in January 2010, up from 17.4% in January 2009 and 24.9% in December 2009, making NYSE Euronext the largest U.S. equity options exchange group in January 2010.
• NYSE Euronext U.S. futures and futures options (NYSE Liffe U.S.) ADV in January 2010 was approximately 22,000 contracts compared to 20,000 contracts in December 2009.

Cash Trading

European Cash

• NYSE Euronext European cash products ADV of 1.4 million transactions in January 2010 increased 4.1%, compared to January 2009, and increased 27.3% compared to December 2009. European cash estimated market share in terms of value traded was relatively stable.

U.S. Cash

• NYSE Group U.S. cash products handled ADV in January 2010 decreased 23.7% to 2.7 billion shares compared to January 2009, but increased 16.5% from December 2009.
• NYSE Group's Tape A matched market share in January 2010 was 34.3%, down from 36.5% in December 2009.
• Designated Market Maker participation in January 2010 was 8.8%, compared to 8.3% in December 2009. Supplemental Liquidity Provider participation in January 2010 was 11.1%, compared to 10.3% in December 2009. DMM and SLP participation pertain only to trading on NYSE.

Exchange Traded Products

• NYSE Group matched exchange-traded products ADV (included in volumes for Tape B and Tape C) of 347 million shares in January 2010 decreased 35.2% compared to January 2009, but increased 38.8% compared to December 2009.

Please click here for the Monthly Transaction Activity Data Table.

About NYSE Euronext

NYSE Euronext (NYX) is a leading global operator of financial markets and provider of innovative trading technologies. The company's exchanges in Europe and the United States trade equities, futures, options, fixedincome and exchange-traded products. With more than 8,000 listed issues, NYSE Euronext's equities markets -- the New York Stock Exchange, Euronext, NYSE Arca and NYSE Amex -- represent nearly 40 percent of the world's equities trading, the most liquidity of any global exchange group. NYSE Euronext also operates NYSE Liffe, the leading European derivatives business and the world's second-largest derivatives business by value of trading. The company offers comprehensive commercial technology, connectivity and market data products and services through NYSE Technologies. NYSE Euronext is in the S&P 500 index, and is the only exchange operator in the S&P 100 index and Fortune 500. For more information, 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 2008 ("document de référence") filed with the French Autorité des Marchés Financiers (Registered on April 28, 2009 under No. R. 09-031), 2008 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.