New York, March 6, 2008 -- The NASDAQ OMX Group, Inc. (NASDAQ:NDAQ) (NASDAQ OMX Group), today announced that it has initiated proceedings for compulsory purchase of the outstanding minority shares in OMX AB (publ), in accordance with the Swedish Companies Act. The NASDAQ OMX Group, Inc. is the world's largest exchange company. It delivers trading, exchange technology and public company services across six continents, and with over 3,900 companies, it is number one in worldwide listings among major markets. NASDAQ OMX offers multiple capital raising solutions to companies around the globe, including its U.S. listings market; the OMX Nordic Exchange, including First North; and the 144A PORTAL Market. The company offers trading across multiple asset classes including equities, derivatives, debt, commodities, structured products and ETFs. NASDAQ OMX technology supports the operations of over 60 exchanges, clearing organizations and central securities depositories in more than 50 countries. OMX Nordic Exchange is not a legal entity but describes the common offering from Nasdaq OMX exchanges in Helsinki, Copenhagen, Stockholm, Iceland, Tallinn, Riga, and Vilnius. For more information about NASDAQ OMX, visit www.nasdaqomx.com. Cautionary Note Regarding Forward-Looking Statements The matters described herein contain forward-looking statements that are made under the Safe Harbor provisions of the Private Securities Litigation Reform Act of 1995. These statements include, but are not limited to, statements about NASDAQ OMX's products and offerings. We caution that these statements are not guarantees of future performance. Actual results may differ materially from those expressed or implied in the forward-looking statements. Forward-looking statements involve a number of risks, uncertainties or other factors beyond NASDAQ OMX's control. These factors include, but are not limited to factors detailed in NASDAQ OMX's annual report on Form 10-K, and periodic reports filed with the U.S. Securities and Exchange Commission. We undertake no obligation to release any revisions to any forward-looking statements. - # - CONTACTS: The NASDAQ OMX Group, Inc. Media Contacts: Bethany Sherman (212) 401-8714 bethany.sherman@nasdaq.com Investor Contact: Vincent Palmiere (301) 978-5242 vincent.palmiere@nasdaq.com