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NYSE Euronext Announces Trading Volumes for May 2011 Global Derivatives ADV Down Year‐Over‐Year Following 2010 Sovereign Debt Crisis; Strong Sequential Growth Across Most Trading Venues; NYSE Liffe U.S. Open Interest at 400,000 Contracts

June 8, 2011 – NYSE Euronext (NYX) today announced trading volumes for its global derivatives and cash equities exchanges for May 2011¹ . Global derivatives average daily volume ("ADV") of 10.6 million contracts in May 2011 decreased 20.6% versus the prior year, which benefited from unseasonally strong trading volumes due to heightened market volatility driven by the sovereign debt crisis in Europe. May 2010 was the highest level of derivatives monthly trading volume in 2010. When compared to the strong first quarter of 2011, global derivatives trading volumes quarter‐to‐date (ex. Bclear) are running approximately 13% below first quarter 2011 levels. Cash equities ADV declined in May 2011, with European cash ADV decreasing 22.0% and U.S. cash trading volumes decreasing 45.5% from May 2010 levels, but trading volumes at both venues increased when compared to April 2011.

Highlights

NYSE Euronext global derivatives ADV in May 2011 of 10.6 million contracts decreased 20.6% compared to May 2010, but increased 19.3% from April 2011 levels. When compared to the strong first quarter of 2011, global derivatives trading volumes quarter‐to‐date (ex. Bclear) are running approximately 13% below first quarter 2011 levels.
NYSE Euronext European derivatives products ADV in May 2011 of 6.4 million contracts decreased 23.8% compared to May 2010, but increased 36.6% from April 2011 levels. Total European fixed income products ADV in May 2011 of 2.3 million contracts decreased 31.8% compared to May 2010, but increased 20.1% from April 2011. Total equity products ADV of 4.1 million contracts in May 2011 decreased 19.2% compared to May 2010, but increased 49.2% from April 2011. Total commodities products ADV of 81,000 contracts in May 2011 increased 76.3% compared to May 2010 and increased 5.1% from April 2011.
NYSE Euronext U.S. equity options (NYSE Arca and NYSE Amex) ADV of 4.0 million contracts in May 2011 decreased 16.7% compared to May 2010 levels and

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

decreased 0.5% from April 2011. NYSE Euronext's U.S. options exchanges accounted for 25.1% of total U.S. consolidated equity options trading in May 2011, down from 26.0% in May 2010 and down from 25.7% recorded in April 2011.

NYSE Liffe U.S. ADV of approximately 93,600 contracts represented an increase of 345.8% compared to May 2010 and an increase of 2.1% compared to April 2011. The increase compared to both periods was driven by the launch of Eurodollar and U.S. Treasury futures on March 21 and March 28, respectively.
Open interest for NYSE Liffe U.S. is now over 400,000 contracts across all products. The growth in open interest is being driven by a growing customer base with new market participants added regularly, representing an increasingly diverse global user base. NYSE Liffe U.S. achieved the 5% market share milestone on two trading days during May 2011 in Eurodollar futures.
NYSE Euronext European cash products ADV of 1.6 million transactions in May 2011 decreased 22.0% compared to May 2010, but increased 4.0% from April 2011 levels.
NYSE Euronext U.S. cash products (NYSE, NYSE Arca and NYSE Amex) handled ADV of 2.1 billion shares in May 2011 decreased 45.5% compared to May 2010, but increased 5.1% compared to April 2011. NYSE Euronext's Tape A matched market share in May 2011 was 35.5%, down from 37.8% in May 2010, but up from 33.3% in April 2011.
There were a total of 22 trading days in Europe and 21 trading days in the U.S. in May 2011 compared to 21 trading days in Europe and 20 trading days in the U.S. in May 2010.

Derivatives Trading

European Derivatives

NYSE Euronext European derivatives products ADV in May 2011 was 6.4 million futures and options contracts, a decrease of 23.8% from May 2010, but an increase of 36.6% from April 2011. May 2010 benefited from a spike in trading volumes due to heightened market volatility driven by sovereign debt crisis in Europe. May 2010 was the highest level of derivatives monthly trading volume in 2010 when the crisis culminated with the creation of the European Financial Stability Facility.
The 6.4 million in European derivatives futures and options contracts ADV in May 2011 consisted of 3.3 million contracts executed through our full‐service LIFFE CONNECT trading platform and 3.1 million contracts, or 48.4%, executed through Bclear, NYSE Liffe's trade administration and clearing service for OTC products. Excluding Bclear, European derivatives products ADV decreased 32.4% compared to May 2010 and increased 15.6% from April 2011.
Year‐to‐date, European derivatives products ADV of 5.0 million contracts was 15.5% below prior year levels. The 5.0 million in futures and options contracts ADV year‐to‐date consisted of 3.6 million contracts executed through LIFFE CONNECT trading platform and 1.4 million contracts, or 29.0%, executed through Bclear.
Total fixed income products ADV of 2.3 million contracts in May 2011 decreased 31.8% from May 2010, but increased 20.1% from April 2011. Year‐to‐date, total fixed income products ADV of 2.5 million contracts was 13.2% below prior year levels.
Total equity products (including Bclear) ADV of 4.1 million contracts in May 2011 decreased 19.2% compared to May 2010, but increased 49.2% from April 2011. The 4.1 million contracts in equity products ADV consisted of 3.6 million contracts in individual equity products ADV and 0.5 million contracts in equity index products ADV. The 3.6 million contracts in individual equity products ADV consisted of 3.0 million in futures contracts, which represented an 8.6% decrease compared to May 2010 and 0.6 million in options contracts, which represented a 38.7% decrease compared to May 2010. The average net rate per contract for individual equity futures contracts is significantly lower than other products traded on NYSE Liffe. Year‐to‐date, total equity products ADV of 2.5 million contracts was 19.0% below prior year levels.
Total commodities products ADV of 81,000 contracts in May 2011 increased 76.3% compared to May 2010 and increased 5.1% compared to April 2011. Year‐to‐date, total commodities product ADV of 85,000 contracts was 63.3% above prior year levels.
U.S. Derivatives
NYSE Euronext U.S. equity options (NYSE Arca and NYSE Amex) ADV of 4.0 million contracts in May 2011 decreased 16.7% compared to May 2010 and decreased 0.5% compared to April 2011. Year‐to‐date, U.S. equity options ADV of 4.3 million contracts was 6.5% above prior year levels.
Total U.S. consolidated equity options ADV decreased 13.6% to 16.0 million contracts in May 2011 compared to May 2010, but increased 1.9% compared to April 2011. Year‐to‐date, U.S. consolidated equity options ADV of 16.7 million contracts was 9.6% above prior year levels.
NYSE Euronext's U.S. options exchanges accounted for 25.1% of the total U.S. consolidated equity options trading in May 2011, down from 26.0% in May 2010 and down from 25.7% in April 2011.
NYSE Liffe U.S. ADV of approximately 93,600 contracts represented an increase of 345.8% compared to May 2010 and an increase of 2.1% compared to April 2011. The increase compared to both periods was driven by the launch of Eurodollar and U.S. Treasury futures on March 21 and March 28, respectively.
Year‐to‐date, U.S. futures and futures options ADV of 50,000 contracts was 144.7% above prior year levels.
Open interest for NYSE Liffe U.S. is now over 400,000 contracts across all products. The growth in open interest is being driven by a growing customer base with new market participants added regularly, representing an increasingly diverse global user base. NYSE Liffe U.S. achieved the 5% market share milestone on two trading days during May 2011 in Eurodollar futures.

Cash Trading European Cash

NYSE Euronext European cash products ADV of 1.6 million transactions in May 2011 decreased 22.0% compared to May 2010, but increased 4.0% compared to April 2011.
Year‐to‐date, European cash products ADV of 1.7 million transactions was 10.6% above prior year levels.

U.S. Cash

NYSE Euronext U.S. cash products handled ADV in May 2011 decreased 45.5% to 2.1 billion shares compared to May 2010, but increased 5.1% from April 2011.
Year‐to‐date, U.S. cash products handled ADV was 2.2 billion shares, down 23.0% from prior year levels.
NYSE Euronext's Tape A matched market share in May 2011 was 35.5%, down from 37.8% in May 2010, but up from 33.3% in April 2011.

Exchange Traded Funds

NYSE Euronext U.S. matched exchange‐traded funds ADV (included in volumes for Tape B and Tape C) of 295 million shares in May 2011 decreased 46.8% compared to May 2010, but increased 22.1% compared to April 2011.
Year‐to‐date, NYSE Euronext U.S. matched exchange‐traded funds ADV of 278 million shares was 25.0% below prior year levels.

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, fixed‐income and exchange‐traded products. With approximately 8,000 listed issues (excluding European Structured Products), NYSE Euronext's equities markets – the New York Stock Exchange, NYSE Euronext, NYSE Amex, NYSE Alternext and NYSE Arca – represent one‐third of the world's equities trading, the most liquidity of any global exchange group. NYSE Euronext also operates NYSE Liffe, one of the leading European derivatives businesses 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 Fortune 500. For more information, please visit: http://www.nyx.com.

Disclaimer and 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 2010 ("document de référence") filed with the French Autorité des Marchés Financiers (Filed on April 19, 2011 under No. D.11‐ 0333), 2010 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.

	Average Daily Volume			Total Volume			Average Daily Volume		Total Volume
(Unaudited; contracts in thousands)	May-11	May-10	% Chg	May-11	May-10	% Chg	YTD 2011	% Chg vs. YTD 2010	YTD 2011	% Chg vs. YTD 2010
Number of Trading Days - European Markets Number of Trading Days - U.S. Markets	22 21	21 20		22 21	21 20		105 103		105 103
European Derivatives Products	6,448		8,461 -23.8%		141,867 177,677 -20.2%		5,029	-15.5%	528,094	-14.7%
of which Bclear	3,121		3,542 -11.9%	68,668	74,386	-7.7%	1,457	-21.3%	152,993	-20.6%
Total Fixed Income Products	2,318		3,400 -31.8%	50,989		71,398 -28.6%	2,480	-13.2%	260,440	-12.4%
Short Term Interest Rate Products Medium and Long Term Interest Rate Products 1	2,150 168	166	3,234 -33.5% 1.5%	47,291 3,699	3,479	67,919 -30.4% 6.3%	2,345 136	-14.3% 9.9%	246,178 14,262	-13.4% 11.0%
Total Equity Products 2	4,049		5,015 -19.2%		89,087 105,310 -15.4%		2,464	-19.0%	258,768	-18.2%
Individual Equity Products	3,559		4,196 -15.2%	78,293		88,111 -11.1%	1,925	-19.3%	202,132	-18.5%
Futures Options	2,995 563	3,276	-8.6% 919 -38.7%	65,901 12,392	68,803	-4.2% 19,307 -35.8%	1,296 629	-19.0% -20.1%	136,046 66,086	-18.2% -19.3%
Equity Index Products	491		819 -40.1%	10,794		17,199 -37.2%	539	-17.8%	56,636	-17.0%
of which Bclear	3,121		3,542 -11.9%	68,668	74,386	-7.7%	1,457	-21.3%	152,993	-20.6%
Individual Equity Products Futures	3,074 2,973	3,276	3,436 -10.5% -9.2%	67,634 65,414	72,163 68,787	-6.3% -4.9%	1,388 1,278	-20.3% -20.0%	145,700 134,170	-19.5% -19.3%
Options	101		161 -37.2%	2,220		3,376 -34.2%	110	-23.2%	11,530	-22.5%
Equity Index Products	47		106 -55.6%	1,034		2,223 -53.5%	69	-37.5%	7,293	-36.9%
Commodity Products	81	46	76.3%	1,790	969	84.7%	85	63.3%	8,887	64.8%
U.S. Derivatives Products
Equity Options 3
NYSE Euronext Options Contracts Total Consolidated Options Contracts	4,015 16,008		4,819 -16.7% 18,522 -13.6%	84,319 336,177 370,448		96,372 -12.5% -9.3%	4,257 16,730	6.5% 9.6%	438,437 1,723,240	7.5% 10.6%
NYSE Group Share of Total	25.1%	26.0%		25.1%	26.0%		25.4%	-0.8%	25.4%	-0.8%
NYSE Liffe U.S.
Futures and Futures Options Volume	93.6		21.0 345.8%	1,966		420 368.1%	50.0	144.7%	5,147.7	147.1%
European Cash Products (trades in thousands)	1,579	2,025	-22.0%	34,743	42,521	-18.3%	1,705	10.6%	178,980	11.6%
Equities	1,520		1,942 -21.7%	33,447		40,792 -18.0%	1,639	10.7%	172,045	11.8%
Exchange-Traded Funds	16		28 -43.1%	353		592 -40.4%	19	-0.8%	1,970	0.1%
Structured Products Bonds	38 5		48 -21.3% 6 -17.6%	835 108		1,012 -17.5% 125 -13.7%	42 5	13.5% -15.3%	4,406 559	14.6% -14.5%
U.S. Cash Products (shares in millions) 5	2,084	3,821	-45.5%	43,754 76,422		-42.7%	2,200	-23.0%	226,574	-22.3%
NYSE Listed (Tape A) Issues 4
Handled Volume 5	1,445	2,774	-47.9%	30,336	55,471	-45.3%	1,572	-24.2%	161,913	-23.4%
Matched Volume 6	1,367	2,607	-47.6%	28,704	52,138	-44.9%	1,487	-23.0%	153,120	-22.2%
Total NYSE Listed Consolidated Volume	3,851	6,900	-44.2%		80,867 138,004	-41.4%	4,310	-21.0%	443,981	-20.2%
Share of Total Consolidated Volume
Handled Volume 5 Matched Volume 6	37.5% 35.5%	40.2% 37.8%	-2.7% -2.3%	37.5% 35.5%	40.2% 37.8%	-2.7% -2.3%	36.5% 34.5%	-1.5% -0.9%	36.5% 34.5%	-1.5% -0.9%

NYSE Arca & Amex (Tape B) Listed Issues
Handled Volume 5 Matched Volume 6	352 317	629 561	-44.1% -43.6%	7,382 6,650	12,581 11,227	-41.3% -40.8%	338 303	-21.4% -20.7%	34,796 31,215	-20.6% -20.0%
Total NYSE Arca & Amex Listed Consolidated Volume	1,352	2,397	-43.6%	28,402	47,939	-40.8%	1,313	-20.7%	135,234	-19.9%
Share of Total Consolidated Volume
Handled Volume 5 Matched Volume 6	26.0%	26.2%	-0.2%	26.0%	26.2%	-0.2%	25.7%	-0.3%	25.7%	-0.3%
Nasdaq Listed (Tape C) Issues	23.4%	23.4%	0.0%	23.4%	23.4%	0.0%	23.1%	0.0%	23.1%	0.0%
Handled Volume 5	287	419	-31.3%	6,036	8,370	-27.9%	290	-18.4%	29,865	-17.6%
Matched Volume 6	244	357	-31.7%	5,120	7,136	-28.3%	246	-16.2%	25,364	-15.4%
Total Nasdaq Listed Consolidated Volume	2,034	2,826	-28.0%	42,720	56,514	-24.4%	2,024	-18.2%	208,442	-17.4%
Share of Total Consolidated Volume Handled Volume 5	14.1%	14.8%	-0.7%	14.1%	14.8%	-0.7%	14.3%	0.0%	14.3%	0.0%
Matched Volume 6	12.0%	12.6%	-0.6%	12.0%	12.6%	-0.6%	12.2%	0.3%	12.2%	0.3%
Exchange-Traded Funds 5,7
Handled Volume 5	328	620	-47.1%	6,896	12,404	-44.4%	309	-25.3%	31,866	-24.5%
Matched Volume 6	295	555	-46.8%	6,204	11,097	-44.1%	278	-25.0%	28,584	-24.2%
Total ETF Consolidated Volume	1,282	2,425	-47.1%	26,925	48,496	-44.5%	1,217	-25.5%	125,354	-24.8%
Share of Total Consolidated Volume Handled Volume 5	25.6%	25.6%	0.0%	25.6%	25.6%	0.0%	25.4%	0.1%	25.4%	0.1%
Matched Volume 6	23.0%	22.9%	0.1%	23.0%	22.9%	0.1%	22.8%	0.2%	22.8%	0.2%

7 Data included in previously identified categories.

Source: NYSE Euronext, Options Clearing Corporation and Consolidated Tape as reported for equity securities.

All trading activity is single-counted, except European cash trading which is double counted to include both buys and sells.

5 Represents the total number of shares of equity securities and ETFs internally matched on the NYSE Group's exchanges or routed to and executed at an external market center. NYSE Arca routing includes odd-lots.

4 Includes all volume executed in NYSE Group crossing sessions.

6 Represents the total number of shares of equity securities and ETFs executed on the NYSE Group's exchanges.

1 Data includes currency products.

2 Includes Bclear trading Includes all trading activities for Bclear, NYSE Liffe's clearing service for wholesale derivatives.

3 Includes trading in U.S. equity options contracts, not equity-index options.

NYSE Euronext Monthly Volume Summary

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3839_iss_2011-06-08_cc31a7f1-e5e3-448b-a4b0-78ed51485caf.pdf