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FTSE Mondo Visione Exchanges Index:

The Philadelphia Stock Exchange To Begin Trading Sixteen New Options On Monday, August 20

Date 17/08/2007

The Philadelphia Stock Exchange (PHLX) announced today that it will begin to trade sixteen new options on August 20, 2007. All of the following options were allocated to Citadel Derivatives Trading Group, LLC:

Consolidated Communications Holdings, Inc. (option/stock symbol: HQD/CNSL) will trade on the January expiration cycle with initial expiration months of September, October and January. Position and exercise limits have been set at 50,000 contracts.

Ceragon Networks, Ltd. (option/stock symbol: QMC/CRNT) will trade on the March expiration cycle with initial expiration months of September, December and March. Position and exercise limits have been set at 75,000 contracts.

Cal Dive International, Inc. (option/stock symbol: DVR) will trade on the January expiration cycle with initial expiration months of September, October and January. Position and exercise limits have been set at 75,000 contracts.

Kaiser Aluminum Corporation (option/stock symbol: QMK/KALU) will trade on the March expiration cycle with initial expiration months of September, December and March. Position and exercise limits have been set at 50,000 contracts.

LDK Solar Company Ltd. (option/stock symbol: LDK) will trade on the March expiration cycle with initial expiration months of September, December and March. Position and exercise limits have been set at 75,000 contracts.

Limelight Networks Inc. (option/stock symbol: QMZ/LLNW) will trade on the March expiration cycle with initial expiration months of September, December and March. Position and exercise limits have been set at 50,000 contracts.

Maguire Properties, Inc. (option/stock symbol: MPG) will trade on the January expiration cycle with initial expiration months of September, October and January. Position and exercise limits have been set at 75,000 contracts.

Omniture, Inc. (option/stock symbol: MOQ/OMTR) will trade on the March expiration cycle with initial expiration months of September, December and March. Position and exercise limits have been set at 200,000 contracts.

Perini Corporation (option/stock symbol: PCR) will trade on the January expiration cycle with initial expiration months of September, October and January. Position and exercise limits have been set at 75,000 contracts.

Rosetta Resources, Inc. (option/stock symbol: RSE/ROSE) will trade on the January expiration cycle with initial expiration months of September, October and January. Position and exercise limits have been set at 75,000 contracts.

Synchronoss Technologies, Inc. (option/stock symbol: QQR/SNCR) will trade on the March expiration cycle with initial expiration months of September, December and March. Position and exercise limits have been set at 75,000 contracts.

Uranium Resources, Inc. (option/stock symbol: UEQ/URRE) will trade on the March expiration cycle with initial expiration months of September, December and March. Position and exercise limits have been set at 250,000 contracts.

URS Corporation (option/stock symbol: URS) will trade on the January expiration cycle with initial expiration months of September, October and January. Position and exercise limits have been set at 75,000 contracts.

Lululemon Athletica Inc. (option/stock symbol: QLN/LULU) will trade on the March expiration cycle with initial expiration months of September, October, December and March. Position and exercise limits have been set at 50,000 contracts.

Triumph Group, Inc. (option/stock symbol: TGI) will trade on the March expiration cycle with initial expiration months of September, October, December and March. Position and exercise limits have been set at 50,000 contracts.

Valmont Industries, Inc. (option/stock symbol: VMI) will trade on the March expiration cycle with initial expiration months of September, October, December and March. Position and exercise limits have been set at 50,000 contracts.

The Philadelphia Stock Exchange was founded in 1790. The PHLX trades over 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.