News Releases

NYX Among the 1,679 Issues Trading in NYSE Hybrid MarketSM
-Underscores the Success and Reliability of the Hybrid Market System-

New York , Dec. 14, 2006 –NYSE Group, Inc. (NYSE: NYX) today announced that the common stock of the NYSE Group, Inc. began trading on the NYSE Hybrid MarketSM platform.   As part of the 354 issues added to the Hybrid Market on Thursday, Dec. 14, NYX is one of 1,679 NYSE listed securities currently trading in Phase III, which is expected to conclude in early Jan. 2007.

“The addition of NYSE Group, NYX, to the Hybrid Market further reflects our commitment to and confidence in our new system,” said John A. Thain, NYSE CEO.  “We look forward to adding all NYSE listed securities to the Hybrid Market platform and to continuing to provide investors and issuers with the highest levels of market quality.”

Combining the market quality benefits of specialist and floor broker expertise with the speed and certainty of electronic executions, the NYSE Hybrid Market offers customers a new level of choice combined with the NYSE’s established, proven market structure that provides the world’s largest and most liquid marketplace.

For a detailed list of current Hybrid Market features, status reports and previously implemented phases, visit: and


About NYSE Group, Inc.
NYSE Group, Inc. (NYSE:NYX) operates two securities exchanges: the New York Stock Exchange LLC (the “NYSE”) and NYSE Arca, Inc. (formerly known as the Pacific Exchange). NYSE Group is a leading provider of securities listing, trading and market data products and services. In the third quarter of 2006, on an average trading day, 2.2 billion shares, valued at $80.1 billion, were traded on the exchanges of the NYSE Group.

The NYSE is the world’s largest and most liquid cash equities exchange. The NYSE provides a reliable, orderly, liquid and efficient marketplace where investors buy and sell listed companies’ common stock and other securities.  On September 30, 2006 , the operating companies listed on the NYSE represented a total global market capitalization of $23.0 trillion.

NYSE Arca, Inc. operates the former ArcaEx®, the first open, all-electronic stock exchange in the United States , which has a leading position in trading exchange-traded funds and exchange-listed securities. NYSE Arca, Inc. is also an exchange for trading equity options.  NYSE Arca, Inc.’s trading platforms provide customers with fast electronic execution and open, direct and anonymous market access.

NYSE Regulation, an independent not-for-profit subsidiary, regulates member organizations through the enforcement of marketplace rules and federal securities laws. NYSE Regulation also ensures that companies listed on the NYSE and NYSE Arca meet their financial and corporate governance listing standards.

For more information on NYSE Group, go to:

Cautionary Note Regarding Forward-Looking Statements
Certain statements in this release may contain forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. These statements are based on NYSE Group’s current expectations and involve risks and uncertainties that could cause NYSE Group’s actual results to differ materially from those set forth in the statements. There can be no assurance that such expectations will prove to be correct. Actual results may differ materially from those expressed or implied in the forward-looking statements. Factors that could cause NYSE Group’s results to differ materially from current expectations include, but are not limited to:  NYSE Group’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 Group’s Annual Report on Form 10-K and other periodic reports filed with the U.S. Securities and Exchange Commission. 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 Group that the projections will prove to be correct. NYSE Group undertakes no obligation to release any revisions to any forward-looking statements.

Contact: Eric Ryan
Phone: 212.656.2411