NASDAQ Announces End-Of-month Open Short Interest Positions In NASDAQ Stocks As Of Settlement Date July 29, 2011

At the end of the settlement date of July 29, 2011, short interest in 2,294 NASDAQ Global Market^SM securities totaled 6,640,112,203 shares compared with 6,731,359,242 shares in 2,297 Global Market issues reported for the prior settlement date of July 15, 2011. The end-of-July short interest represents 3.60 days average daily NASDAQ Global Market share volume for the reporting period, compared with 3.62 days for the prior reporting period.

Short interest in 492 securities on The NASDAQ Capital Market^SM totaled 354,638,318 shares at the end of the settlement date of July 29, 2011 compared with 357,956,669 shares in 493 securities for the previous reporting period. This represents 4.71 days average daily volume, compared with the previous reporting period's figure of 3.19.

In summary, short interest in all 2,786 NASDAQ® securities totaled 6,994,750,521 shares at the July 29, 2011 settlement date, compared with 2,790 issues and 7,089,315,911 shares at the end of the previous reporting period. This is 3.65 days average daily volume, compared with an average of 3.60 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://quotes.nasdaq.com/asp/MasterDataEntry.asp?page=ShortInterest or http://www.nasdaqtrader.com/asp/short_interest.asp.