Rackspace Hosting, Inc. Celebrates IPO on the NYSE

Rackspace Hosting, Inc., a recognized leader in the hosting market headquartered in San Antonio, Texas, opened for trading today on the New York Stock Exchange under the ticker symbol “RAX” after its successful initial public offering in which it raised $187.5 million.

“We are pleased to welcome Rackspace Hosting to our family of NYSE-listed companies,” said Catherine R. Kinney, NYSE Euronext Group Executive Vice President and Head of Global Listings. “NYSE Euronext looks forward to providing Rackspace Hosting and its shareholders with the superior services and global brand visibility associated with listing on NYSE Euronext markets.”

“Going public on the New York Stock Exchange is a major milestone for our company and will help us achieve our goal of changing the way businesses buy IT services,” said Lanham Napier, President and CEO, Rackspace Hosting. “Our IPO and NYSE listing will enable us to continue our mission to be one of the world’s greatest service companies and deliver our brand of customer service, known as Fanatical Support, to businesses worldwide.”

To celebrate the occasion, Rackspace Hosting President and CEO Lanham Napier, accompanied by company executives, rang The Opening BellSM at the New York Stock Exchange joined by Duncan L. Niederauer, NYSE Euronext CEO.

NYSE Euronext and Technology Companies
Of the 64 technology IPOs that listed on NYSE or NASDAQ in 2007, 14 out of 16 of those qualifying for the NYSE selected the Exchange as their IPO venue. A total of 18 new technology companies joined NYSE Group markets as new listings in 2007.
In 2007, Technology issuers raised in excess of $5.4 billion on NYSE Group markets, more than IPO proceeds raised by technology companies on Nasdaq OMX markets.

A registration statement relating to the securities has been filed with and declared effective by the Securities and Exchange Commission. This press release shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of the securities in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction.

About Rackspace Hosting, Inc. (NYSE: RAX)

Rackspace® Hosting, Inc. provides IT systems and computing as a service to more than 33,000 customers worldwide. Rackspace Hosting’s offerings include managed hosting, email hosting, cloud hosting and platform hosting.

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 nearly 4,700 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.

Contacts

NYSE Euronext
Judy Shaw, 212-656-4290
jshaw {at} nyx(.)com