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NASDAQ Announces End-of-Month Open Short Interest Positions in NASDAQ Stocks as of Settlement Date January 31, 2011


NEW YORK, Feb. 9, 2011 (GLOBE NEWSWIRE) -- At the end of the settlement date of January 31, 2011, short interest in 2,356 NASDAQ Global MarketSM securities totaled 6,147,830,374 shares compared with 6,183,698,526 shares in 2,355 Global Market issues reported for the prior settlement date of January 14, 2011. The end-of-January short interest represents 2.94 days average daily NASDAQ Global Market share volume for the reporting period, compared with 4.21 days for the prior reporting period.

Short interest in 492 securities on The NASDAQ Capital MarketSM totaled 336,149,823 shares at the end of the settlement date of January 31, 2011 compared with 328,394,400 shares in 491 securities for the previous reporting period. This represents 3.63 days average daily volume, compared with the previous reporting period's figure of 3.14.

In summary, short interest in all 2,848 NASDAQ® securities totaled 6,483,980,197 shares at the January 31, 2011 settlement date, compared with 2,846 issues and 6,512,092,926 shares at the end of the previous reporting period. This is 2.97 days average daily volume, compared with an average of 4.14 days for the previous reporting period.

The open short interest positions reported for each NASDAQ security reflect the total number of shares sold short by all broker/dealers regardless of their exchange affiliations. A short sale is generally understood to mean the sale of a security that the seller does not own or any sale that is consummated by the delivery of a security borrowed by or for the account of the seller.

For more information on NASDAQ Short interest positions, including publication dates, visit or


The NASDAQ OMX Group, Inc. (Nasdaq:NDAQ) is the world's largest exchange company. It delivers trading, exchange technology and public company services across six continents, with approximately 3,600 listed companies. NASDAQ OMX offers multiple capital raising solutions to companies around the globe, including its U.S. listings market, NASDAQ OMX Nordic, NASDAQ OMX Baltic, NASDAQ OMX First North, and the U.S. 144A sector. The company offers trading across multiple asset classes including equities, derivatives, debt, commodities, structured products and exchange-traded funds. NASDAQ OMX technology supports the operations of over 70 exchanges, clearing organizations and central securities depositories in more than 50 countries.  NASDAQ OMX Nordic and NASDAQ OMX Baltic are not legal entities but describe the common offering from NASDAQ OMX exchanges in Helsinki, Copenhagen, Stockholm, Iceland, Tallinn, Riga, and Vilnius. For more information about NASDAQ OMX, visit Please follow NASDAQ OMX on Facebook ( and Twitter (


CONTACT: Media Contact: Wayne Lee +1.301.978.4875 Wayne.D.Lee@NASDAQOMX.Com

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