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NASDAQ Announces End-of-Month Open Short Interest Positions in NASDAQ Stocks as of Settlement Date February 28, 2013


NEW YORK, March 11, 2013 (GLOBE NEWSWIRE) -- At the end of the settlement date of February 28, 2013, short interest in 2,128 NASDAQ Global MarketSM securities totaled 7,110,471,305 shares compared with 6,962,737,646 shares in 2,134 Global Market issues reported for the prior settlement date of February 15, 2013. The end-of-February short interest represents 4.03 days average daily NASDAQ Global Market share volume for the reporting period, compared with 3.67 days for the prior reporting period.

Short interest in 517 securities on The NASDAQ Capital MarketSM totaled 363,956,947 shares at the end of the settlement date of February 28, 2013 compared with 362,778,827 shares in 517 securities for the previous reporting period. This represents 3.58 days average daily volume, compared with the previous reporting period's figure of 3.21.

In summary, short interest in all 2,645 NASDAQ® securities totaled 7,474,428,252 shares at the February 28, 2013 settlement date, compared with 2,651 issues and 7,325,516,473 shares at the end of the previous reporting period. This is 4.01 days average daily volume, compared with an average of 3.64 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

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 26 markets including 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-55 microsecond average speeds with 99.99% 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 3,300 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 Follow us on Facebook ( and Twitter ( (Symbol: NDAQ and member of S&P 500)


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

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