ABB Ltd. ADS AGL Resources, Inc. AMAG Pharmaceuticals, Inc. AMN Healthcare Services, Inc. APPLIED MICRO ASM INTL NY REG AXT, Inc. Accuray Incorporated Acme Packet, Inc. Acme United Corp. Actuate Corp. Aetna, Inc. Agree Realty Corp. Airgas, Inc. Allergan, Inc. AllianceBernstein Holding L.P. American Electric Power Co., Inc. American Superconductor Corp Amicus Therapeutics, Inc. Anaren, Inc. Apache Corp. Arctic Cat, Inc. Asbury Automotive Group, Inc. AsiaInfo-Linkage, Inc. AstraZeneca PLC ADS Athenahealth, Inc. Atlantic Tele-Network, Inc. AutoNation, Inc. Avnet, Inc. Avon Products, Inc. BRF S.A. Balchem Corporation Ball Corp. Bally Technologies Barrick Gold Corp. Bel Fuse, Inc. Black Hills Corp. Brinks Co. Brookfield Office Properties Bruker Corporation Brunswick Corp. Build-A-Bear Workshop CBIZ CDI Corp. CEC Entertainment, Inc. CME Group, Inc. COMSCORE, Inc. Callaway Golf Co. Camden Property Trust Carbo Ceramics, Inc. Cardica, Inc. Cerus Corp Chart Industries, Inc. Cincinnati Financial Corp Clearwater Paper Cliffs Natural Resources Colgate-Palmolive Co. Colonial Properties Trust, Columbia Banking Systems, Inc. Commercial Vehicle Group, Inc. CompX International Compania de Minas Buenaventura S.A. ADS Corinthian Colleges, Inc. Cott Corp. Cray, Inc. Curis, Inc. Curtiss-Wright Corp. DCT Industrial Trust DENNY'S CORP DepoMed, Inc. Deutsche Bank AG Digital Realty Trust, Inc. Dime Community Bancshares Double Eagle Petroleum Co Dover Downs Gaming & Entertainment Durect Corp Dynamic Materials Corp EMCOR Group, Inc. EQT Corporation EZchip Semiconductor Ltd El Paso Electric Co. Elizabeth Arden, Inc. EnPro Industries, Inc. Enbridge Energy Management L.L.C. Endo Pharmaceuticals Holdings Endurance Specialty Holdings Ltd. Energen Corp. Erie Indemnity Co Ethan Allen Interiors, Inc. Exar Corp Exelixis, Inc. Exxon Mobil Federal-Mogul Corporation First Community Bancshares, Inc. First Niagara Financial Group First Potomac Realty Trust Forrester Research, Inc. France Telecom ADS GSI Technology Gentiva Health Services, Inc. Genworth Financial Inc. Cl A Geron Corp Glimcher Realty Trust Gold Fields Ltd. ADS GrafTech International Ltd. Great Plains Energy Harman International Industries, Inc. Harris Interactive, Inc. Harsco Corp. Hertz Global Holdings IDACORP, Inc. IXYS Corp Idenix Pharmaceuticals, Inc. Immunogen, Inc. Ingram Micro Inc. Cl A Innospec, Inc. Integrated Silicon Solutions I Intermec Investment Technology Group, Inc. Iron Mountain, Inc. KB Financial Group Inc. ADS KBR Kansas City Southern Kaydon Corp. Kellogg Co. Kennametal, Inc. Key Energy Svcs Kla-Tencor Corp LIN TV LKQ Corporation Lancaster Colony Corp Las Vegas Sands Lithia Motors Inc. Cl A Littelfuse, Inc. Luxottica Group S.p.A. ADS M/I Homes MDC Partners Inc. Class A MIPS Technologies, Inc. Mack-Cali Realty Corp. Manitowoc Co. Maxim Integrated Products Medifast, Inc. Meredith Corp. Merge Healthcare, Inc. MetLife, Inc. MetroCorp Bancshares, Inc. Mettler-Toledo International, Inc. Micros Systems, Inc. Mine Safety Appliances Co. Mohawk Industries, Inc. Monster Worldwide, Inc. Moodys Corp. Morningstar, Inc. Mylan, Inc. NRG Energy, Inc. Nanometrics, Inc. National Penn Bancshares, Inc. Navarre Corp Navigant Consulting, Inc. Navios Maritime Holdings, Inc. Newmont Mining Corp. Newpark Resources, Inc. Ninetowns Internet Technology Group Company Limited Noble Energy, Inc. NorthWestern Corp. Novatel Wireless, Inc. Novo Nordisk A/S ADS Nu Skin Enterprises Inc. Cl A OPENTABLE Office Depot, Inc. OfficeMax, Inc. Olympic Steel, Inc. Omega Healthcare Investors Oplink Communications, Inc. Orthofix International NV PC Connection, Inc. PC-Tel, Inc. PG&E Corp. PNM Resources, Inc. PPL Corp. Palomar Medical Technologies I Patterson-UTI Energy, Inc. Pepco Holdings, Inc. PerkinElmer, Inc. PharMerica Pinnacle Entertainment, Inc. Pinnacle West Capital Corp. Portfolio Recovery Associates Portland General Electric Procter & Gamble Co. Provident Financial Hldgs RIT Technologies Ltd Regal Entertainment Group Cl A Regis Corp. Reliv International, Inc. Revlon Inc. Cl A SBA Communications Corp SK Telecom Co. ADS SOURCEFIRE, Inc. Seacoast Banking Corp of Flori Shaw Group, Inc. Silicon Motion Technology Corporation Simpson Manufacturing Co. Snap-On, Inc. Southwestern Energy Co. Sprint Nextel Standard Pacific Corp. Startek, Inc. Stewart Information Services Corp. Stoneridge, Inc. Strategic Diagnostics, Inc. Strayer Education, Inc. Syntel, Inc. Synthesis Energy Systems, Inc. Taiwan Semiconductor Manufacturing Co. Ltd. ADS Telecommunication Systems, Inc. Tenneco Tessera Technologies, Inc. Tidewater, Inc. Timken Co. TranS1, Inc. U.S. Auto Parts Network, Inc. Ultralife Corporation United Stationers, Inc. United Therapeutics Corp Universal Health Services Inc. Cl B VISTAPRINT Valassis Communications, Inc. Varian Medical Systems, Inc. Vectren Corp. Ventas, Inc. Waste Management, Inc. Wayside Technology Group, Inc. Websense, Inc. West Bancorporation West Marine, Inc. Westar Energy, Inc. Williams Cos. Williams Partners L.P. Units Wisconsin Energy Corp. Woori Finance Holdings Co. Ltd. ADS Wright Medical Group, Inc. Xcel Energy, Inc. Zale Corp. Zygo Corporation