THE PHILADELPHIA STOCK EXCHANGE TO BEGIN TRADING 25 NEW OPTIONS ON TUESDAY, NOVEMBER 22
All Options Allocated to Citadel Derivatives Trading Group LLC

For more information, contact Barbara Sorid at 215-496-5200 or by e-mail

PHILADELPHIA — November 21, 2005 -The Philadelphia Stock Exchange (PHLX) announced today that it will begin trading 25 new options beginning November 22. The options were allocated to Citadel Derivatives Trading Group LLC.

Abraxas Petroleum Corporation (option/stock symbol: ABP)

Alliance Resource Partners, LP (AFV/ARLP)(option/stock symbol: AFV)

American Science and Engineering, Inc. (KBU/ASEI)(option/stock symbol: KBU)

Click Commerce, Inc. (QCP/CKCM)(option/stock symbol: QCP)

CNS, Inc. (CQZ/CNXS)(option/stock symbol: CQZ)

Convera Corporation (XQA/CNVR)(option/stock symbol: XQA)

Del Monte Foods Company (option/stock symbol: DLM)

FileNet Corporation (ILQ/FILE)(option/stock symbol: ILQ)

Four Seasons Hotel, Inc. (option/stock symbol: FS)

Genuine Parts Company (option/stock symbol: GPC)

Giant Industries, Inc. (option/stock symbol: GI)

Informica Corporation (UYF/INFA)(option/stock symbol: UYF)

Ingram Micro, Inc. (option/stock symbol: IM)

IntraLase Corporation (USL/ILSE)(option/stock symbol: USL)

Jos. A. Bank Clothiers, Inc. (QZS/JOSB)(option/stock symbol: QZS)

KEMET Corporation (option/stock symbol: KEM)

Longs Drug Stores Corporation (option/stock symbol: LDG)

McMoRan Exploration Company (option/stock symbol: MMR)

Nutri Systems, Inc. (NSI/NTRI)(option/stock symbol: NSI)

Olympic Steel, Inc. (SBQ/ZEUS)(option/stock symbol: SBQ)

Palomar Medical Technologies, Inc. (HKQ/PMTI)(option/stock symbol: HKQ)

Petrohawk Energy Corporation (PQM/HAWK)(option/stock symbol: PQM)

Pioneer Drilling Company (option/stock symbol: PDC)

Principal Financial Group (option/stock symbol: PFG)

Scotts Miracle-Gro Company (option/stock symbol: SMG)

The Philadelphia Stock Exchange was founded in 1790. The PHLX trades 1,976 stocks, 1,823 equity options, 26 sectors index options and currency options and futures. For more information about the PHLX and its products, visit www.phlx.com.

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