OMX - Interim report January-June 2007 OMX to combine with NASDAQ • Revenues during January-June increased by 24 percent to SEK 2,190 m (1,768) • Operating income rose by 19 percent to SEK 733 m (618) • Income after financial items rose by 20 percent to SEK 700 m (585) • Income after tax rose by 27 percent to SEK 564 m (444) • Earnings per share rose by 24 percent to SEK 4.64 (3.73) • Return on shareholders' equity rose to 22 percent (17) • High exchange activity • Continued sales growth for information services • Order intake in technology operations was SEK 559 m (553) during the quarter “The primary event during the quarter was, of course, the proposed combination of OMX and NASDAQ - the leading innovators in the exchange industry. The new company, which is to be named “The NASDAQ OMX Group,” will create the world's foremost exchange and trading technology company. The combination will generate significant advantages for customers, shareholders and other stakeholders. Issuers, members, information clients, investors and customers in our technology operations will all benefit from the formation of The NASDAQ OMX Group. I am also convinced that the combination will help solidify and strengthen the position of the financial markets in the Nordic countries. We are delighted to report operating income of SEK 384 m (284) for the quarter,” says Magnus Böcker, President and CEO of OMX. OMX's interim report for the period January-June 2007 is presented on the following pages. The report is also available at www.omxgroup.com. A press and analyst briefing will be held today at 10:00 a.m. CET at OMX's premises at Tullvaktsvägen 15, Stockholm. For anyone unable to attend, it is possible to participate via teleconference on the following numbers, Sweden: +46 (0) 850 520 270, UK: +44 (0) 208 817 9301, USA: +1 718 354 1226. The report will be presented by OMX's President and CEO Magnus Böcker and CFO Kristina Schauman. For further information, please contact: Jakob Håkanson, Vice President, Investor Relations +46 (0)8- 405 60 42 Heidi Wendt, Vice President, Media Relations +46 (0)8- 405 72 93 About OMX | OMX is a leading expert in the exchange industry. The common offering from OMX Nordic Exchange in Helsinki, Copenhagen, Stockholm, Iceland, Tallinn, Riga and Vilnius, comprises over 800 companies including its alternative market First North. OMX provides technology to over 60 exchanges, clearing organizations and central securities depositories in over 50 countries. OMX is a Nordic Large Cap company in the Financials sector on the OMX Nordic Exchange. For more information, please visit www.omxgroup.com. This information is disclosed according to applicable law and exchange rules Cautionary Note Regarding Forward-Looking Statements Information set forth in this filing contains forward-looking statements, which involve a number of risks and uncertainties. OMX cautions readers that any forward-looking information is not a guarantee of future performance and that actual results could differ materially from those contained in the forward-looking information. Such forward-looking statements include, but are not limited to, statements about the benefits of NASDAQ's offer, the proposed business combination transaction involving NASDAQ and OMX, including estimated revenue and cost synergies, the Combined Group's plans, objectives, expectations and intentions and other statements that are not historical facts. Additional risks and factors are identified in NASDAQ's filings with the U.S. Securities Exchange Commission (the “SEC”), including its Report on Form 10-K for the fiscal year ending December 31, 2006 which is available on NASDAQ's website at http://www.NASDAQ.com and the SEC's website at SEC's website at www.sec.gov. and in OMX's filings with the Swedish Financial Supervisory Authority (Sw. Finansinspektionen) (the “SFSA”) including its annual report for 2006, which is available on OMX's website at http://www.omxgroup.com. OMX undertakes no obligation to publicly update any forward-looking statement, whether as a result of new information, future events or otherwise. Notice to OMX shareholders While NASDAQ's offer is being made to all holders of OMX shares, this document does not constitute an offer to purchase, sell or exchange or the solicitation of an offer to purchase, sell or exchange any securities of OMX or an offer to purchase, sell or exchange or the solicitation of an offer to purchase, sell or exchange any securities of NASDAQ in any jurisdiction in which the making of the offer or the acceptance of any tender of shares therein would not be made in compliance with the laws of such jurisdiction. In particular, NASDAQ's offer is not being made, directly or indirectly, in or into Australia, Canada, Japan or South Africa. While NASDAQ reserves the right to make the offer in or into the United Kingdom or any other jurisdiction pursuant to applicable exceptions or following appropriate filings and prospectus or equivalent document publication by NASDAQ in such jurisdictions, pending such filings or publications and in the absence of any such exception NASDAQ's offer is not made in any such jurisdiction. Additional Information About this Transaction In connection with the proposed business combination transaction, OMX and NASDAQ expect that NASDAQ will file with the SEC a Registration Statement on Form S-4 that will include a proxy statement of NASDAQ that also constitutes a prospectus of NASDAQ. Investors and security holders are urged to read the proxy statement/prospectus and any amendments and other applicable documents regarding the proposed business combination transaction if and when they become available because they will contain important information. You may obtain a free copy of those documents (if and when available) and other related documents filed by NASDAQ with the SEC at the SEC's website at www.sec.gov. The proxy statement/prospectus (if and when it becomes available) and the other documents may also be obtained for free by accessing NASDAQ's website at http://www.nasdaq.com and OMX's website at http://www.omxgroup.com