Invitation to press and analysts briefing

Press representatives and analysts are invited to a briefing held by OMX on Wednesday, July 19, 2006, in conjunction with the presentation of OMX’s interim report for January-June 2006. The report is scheduled for publication at 8:00 a.m. on the same date. Time of briefing: 10:00 a.m. Venue: OMX’s premises at Tullvaktsvägen 15, Stockholm The report will be presented by President and CEO Magnus Böcker and CFO Kristina Schauman. Coffee will be served following the presentation. The press and analysts briefing will be broadcast live at www.omxgroup.com. The OMX website will also include presentation material for downloading. If you are unable to attend in person, it is possible to participate in the presentation via teleconference on the following numbers: +46 (0) 8 505 202 66 (Sweden), +44 (0) 207 154 2638 (UK), +1 718 354 1226 (USA). A copy of the webcast will be available on www.omxgroup.com from July 19. Please register not later than 4:00 p.m. on July 18, 2006 by either (1) faxing this form to +46 (0)8-24 97 99, (2) sending an email to pia.grimberg@omxgroup.com or (3) contacting Pia Grimberg at +46 (0)8- 405 66 09 or Gustav Back at +46 (0)8- 405 64 82. ____ Yes, I will attend. ____ No, I am unable to attend. Name ……………………………………………Telephone………………………….………. Company ………………………………………………………………………………….…