NASDAQ OMX Holds Third Quarter 2012 Investor Conference Call

ADVISORY, Oct. 3, 2012 (GLOBE NEWSWIRE) -- NASDAQ OMX (Nasdaq:NDAQ) has scheduled its Third Quarter 2012 results announcement for Wednesday, October 24, 2012.

Results Call: 8:00 a.m. Eastern Time. Senior management will be available for questions from shareholders following prepared remarks via the following telephone numbers:

All participants can access the conference via Internet webcast through the NASDAQ OMX Investor Relations website at http://ir.nasdaqomx.com/events.cfm.

An audio replay of the conference will be available after the call on the NASDAQ OMX Investor Relations website at http://ir.nasdaqomx.com/events.cfm or by dialing 855.859.2056 (U.S.) or 404.537.3406 (International); Passcode: 37350132

Note: The press release for the Third Quarter 2012 results will be posted on the NASDAQ OMX Investor Relations website at http://ir.nasdaqomx.com/events.cfm on Wednesday, October 24, 2012 at approximately 7:00 a.m. ET.

About NASDAQ OMX Group

The inventor of the electronic exchange, The NASDAQ OMX Group, Inc., fuels economies and provides transformative technologies for the entire lifecycle of a trade - from risk management to trade to surveillance to clearing. In the U.S. and Europe, we own and operate 24 markets, 3 clearinghouses and 5 central securities depositories supporting equities, options, fixed income, derivatives, commodities, futures and structured products. Able to process more than 1 million messages per second at sub-40 microsecond speeds with 99.999% uptime, our technology drives more than 70 marketplaces in 50 developed and emerging countries into the future, powering 1 in 10 of the world's securities transactions. Our award-winning data products and worldwide indexes are the benchmarks in the financial industry. Home to approximately 3,400 listed companies worth $6 trillion in market cap whose innovations shape our world, we give the ideas of tomorrow access to capital today. Welcome to where the world takes a big leap forward, daily. Welcome to the NASDAQ OMX Century. To learn more, visit www.nasdaqomx.com. Follow us on Facebook (http://www.facebook.com/NASDAQ) and Twitter (http://www.twitter.com/nasdaqomx). (Symbol: NDAQ and member of S&P 500)

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CONTACT: NASDAQ OMX Investor Relations Contact:

         John Sweeney

         +1.212.401.8737

         John.Sweeney@NASDAQOMX.Com



         NASDAQ OMX Media Contact:

         Joseph Christinat

         +1.212.441.5121

         Joseph.Christinat@NASDAQOMX.Com

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