NASDAQ To Host Analyst & Press Calls Following Announcement Of Proposed Combination With OMX

 Who:    Bob Greifeld, President and Chief Executive Officer, The
         Nasdaq Stock Market, Inc. (Nasdaq:NDAQ) and; Magnus Bocker,
         Chief Executive Officer of OMX AB (OMX)

 What:   To discuss today's deal announcement and the outlook for the
         combined exchange.

 When:   Friday, May 25th
         8:00 a.m. ET -- Analyst/Investor Call
         9:00 a.m. ET -- Press Conference Call

 Where:  Via Teleconference

         Dial-in Details for Analyst/Investor Call:
         Title:                 NASDAQ Conference Call
         Start Time:            8:00 am ET / 7:00 am CT / 6:00 am MT /
                                5:00 a.m. PT
         Domestic dial-in:      (866) 765-6327
         International dial-in: (913) 312-6621

         Dial-in Details for Press Call:
         Title:                 NASDAQ Conference Call
         Start Time:            9:00 am ET / 8:00 am CT / 7:00 am MT /
                                6:00 a.m. PT
         Domestic dial-in:      (800) 810-0924
         International dial-in: (913) 981-4900

 Analyst Call Replay:
 A replay of the analyst call will be available from 11:00 AM ET
 through midnight Monday, May 28th.

 Replay telephone numbers: (719) 457-0820 or (888) 203-1112
 Replay Passcode: 8639449

 Press Call Replay:
 A replay of the press call will be available from 12:00 noon ET
 through midnight Monday, May 28th.

 Replay telephone numbers: (719) 457-0820 or (888) 203-1112
 Replay Passcode: 1034899

 Webcast link:

 All participants can access the analyst and press conference via
 Internet web cast through the NASDAQ Investor Relations website at
 http://ir.nasdaq.com/.

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visit the NASDAQ Web site at www.nasdaq.com or the NASDAQ Newsroom at
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