THE PHILADELPHIA STOCK EXCHANGE ANNOUNCES
JULY VOLUME
“PHLX posts record volume for equity options in July”

PHILADELPHIA – August 6, 2007 - The Philadelphia Stock Exchange (PHLX) announced today that equity option volume in July reached a record high when 40,921,003 contracts traded. This represented a 117.55% increase compared to the same year-ago period when 18,810,223 contracts traded. Equity option volume in July increased 25.02% compared to the previous month when 32,731,306 contracts traded.

Average daily volume in July for equity options also reached an all-time high of 1,948,619 contracts.

Market share for equity options in July was 17.01 %. PHLX market share for equity options rose 4.68% from the previous month and 26.19% compared to the same year-ago period.

PHLX market share in July without ex-dividend volume was 15.67 % when 37,707,117 contracts traded.

Equity volume for July increased 107.01% when 125,884,015 shares traded compared to the same year-ago period when 60,809,343 shares traded. Equity volume for July decreased 9.59% compared the previous month when 139,242,825 shares traded.

Volume on the six newly traded World Currency Options (WCOs) rose 106.45% in July when 47,148 contracts traded compared to 22,148 contracts traded during the previous month.

WCOs ended July with an open interest of 75,105 contracts.

Trading volume in the customized and standardized currency options for July totaled 10,617 contracts, an increase of 113.36% compared to the previous month when 4,976 contracts traded. Volume in July decreased 6.33% compared to the same year-ago period when 11,335 contracts traded.

Sectors index options volume for July increased 18.22% when 659,268 contracts traded compared to the previous month when 557,674 contracts traded. Volume in sectors index options in July rose 11.58% compared to same year-ago period when 590,822 contracts traded

PHLX currently lists options on 19 sectors, among them are: KBW Bank Index (BKX^SM); KBW Mortgage Finance Index (MFX^SM); KBW Regional Banking Index (KRX^SM); PHLX Drug Sector^SM (RXS^SM); PHLX Gold/Silver Sector^SM (XAU^SM); PHLX Oil Service Sector^SM (OSX^SM); PHLX Defense Sector^SM (DFX^SM); TheStreet.com Internet Sector (DOT^SM); PHLX Semiconductor Sector^SM (SOX^SM); PHLX Utility Sector^SM (UTY^SM); PHLX Housing Sector^SM (HGX^SM); SIG Coal Producers Index™ (SCP^SM); SIG Oil & Exploration Index™ (EPX^SM); and the SIG Steel Producers Index™ (STQ^SM); and Hapoalim American Israeli Index™ (HAI).

The Philadelphia Stock Exchange was founded in 1790. The PHLX trades 7,000 stocks, 2,502 equity options, 19 sectors index options, and currency options and futures. For more information about the PHLX and its products, visit www.phlx.com.

SIG Investment Managers Index™ is a trademark of Susquehanna Indices, LLP.
SMQ^SM is a service mark of the Philadelphia Stock Exchange.

The PHLX trades iShares FTSE/Xinhua China 25 Index Fund (FXI^SM). This is the first time investors in the United States and abroad are able to track the performance of the largest and most widely traded Chinese stocks by mirroring the FTSE/Xinhua China 25 Index, which captures the top Chinese stocks available to international investors by total market capitalization.

SIG Casino Gaming Index™, SIG Semiconductor Capital Equipment Index™ and SIG Semiconductor Device™ Index are trademarks of SIG Indices, LLLP. SGV^SM, SEZ^SM and SDL^SM are service marks of the Philadelphia Stock Exchange, Inc