NASDAQ Announces End-of-Month Open Short Interest Positions in NASDAQ Stocks as of Settlement Date July 31, 2013

At the end of the settlement date of July 31, 2013, short interest in 2,129 NASDAQ Global MarketSM securities totaled 6,947,861,179 shares compared with 7,118,249,964 shares in 2,129 Global Market issues reported for the prior settlement date of July 15, 2013. The end-of-July short interest represents 4.45 days average daily NASDAQ Global Market share volume for the reporting period, compared with 4.25 days for the prior reporting period. Short interest in 534 securities on The NASDAQ Capital MarketSM totaled 447,541,870 shares at the end of the settlement date of July 31, 2013 compared with 446,447,883 shares in 530 securities for the previous reporting period. This represents 5.72 days average daily volume, compared with the previous reporting period's figure of 4.69. In summary, short interest in all 2,663 NASDAQ® securities totaled 7,395,403,049 shares at the July 31, 2013 settlement date, compared with 2,659 issues and 7,564,697,847 shares at the end of the previous reporting period. This is 4.51 days average daily volume, compared with an average of 4.28 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 http://www.nasdaq.com/quotes/short-interest.aspx or http://www.nasdaqtrader.com/asp/short_interest.asp. 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 www.nasdaqomx.com. Follow us on Facebook (http://www.facebook.com/NASDAQ) and Twitter (http://www.twitter.com/nasdaqomx).