| A-Power Energy Generation Systems, Ltd. (APWR) | Electric Utilities | N/A |
| AAR Corp. (AIR) | Aerospace/Defense Products & Services | N/A |
| Abaxis Inc. (ABAX) | Diagnostic Substances | N/A |
| ABB Ltd. (ABB) | Industrial Electrical Equipment | N/A |
| Abbott Laboratories (ABT) | Drug Manufacturers - Major | N/A |
| Abercrombie & Fitch Co. (ANF) | Apparel Stores | N/A |
| Abiomed Inc. (ABMD) | Medical Instruments & Supplies | N/A |
| Abraxis Bioscience, Inc. (ABII) | Biotechnology | N/A |
| ABX Air Inc. (ATSG) | Air Delivery & Freight Services | N/A |
| Acacia Research Corp. - Acacia Technologies (ACTG) | N/A | N/A |
| Acadia Pharmaceuticals Inc. (ACAD) | Biotechnology | N/A |
| Accenture Ltd. (ACN) | Management Services | N/A |
| Accuray Incorporated (ARAY) | Medical Appliances & Equipment | N/A |
| Acergy SA (ACGY) | N/A | N/A |
| Acme Packet, Inc. (APKT) | Communication Equipment | N/A |
| Acorda Therapeutics, Inc. (ACOR) | Biotechnology | N/A |
| Activision Inc. (ATVI) | Multimedia & Graphics Software | N/A |
| Actuant Corp. (ATU) | Diversified Machinery | N/A |
| Actuate Corp. (ACTU) | Application Software | N/A |
| Acuity Brands Inc. (AYI) | Home Furnishings & Fixtures | N/A |
| Acxiom Corp. (ACXM) | Information Technology Services | N/A |
| ADC Telecommunications Inc. (ADCT) | Communication Equipment | N/A |
| Adobe Systems Inc. (ADBE) | Application Software | N/A |
| ADTRAN Inc. (ADTN) | Communication Equipment | N/A |
| Advance America, Cash Advance Centers Inc. (AEA) | Credit Services | N/A |
| Advanced Medical Optics Inc. (EYE) | Medical Instruments & Supplies | N/A |
| Advanced Micro Devices Inc. (AMD) | Semiconductor - Broad Line | N/A |
| Advanced Semiconductor Engineering Inc. (ASX) | Semiconductor Equipment & Materials | N/A |
| AECOM TECHNOLOGY COR (ACM) | Technical Services | N/A |
| Aegean Marine Petroleum Network Inc (ANW) | Basic Materials Wholesale | N/A |
| Aeropostale Inc. (ARO) | Apparel Stores | N/A |
| AeroVironment, Inc. (AVAV) | Aerospace/Defense Products & Services | N/A |
| AES Corp. (AES) | Electric Utilities | N/A |
| Aetna Inc. (AET) | Health Care Plans | N/A |
| Affiliated Computer Services, Inc. (ACS) | Information Technology Services | N/A |
| AFLAC Inc. (AFL) | Accident & Health Insurance | N/A |
| AGCO Corp. (AG) | Farm & Construction Machinery | N/A |
| Agilent Technologies Inc. (A) | Scientific & Technical Instruments | N/A |
| Agnico-Eagle Mines Ltd. (AEM) | Gold | N/A |
| Agree Realty Corp. (ADC) | Property Management | N/A |
| Agrium Inc. (AGU) | Agricultural Chemicals | N/A |
| Air Products & Chemicals Inc. (APD) | Chemicals - Major Diversified | N/A |
| Aircastle LTD (AYR) | Rental & Leasing Services | N/A |
| Airgas Inc. (ARG) | Industrial Equipment Wholesale | N/A |
| AirMedia Group Inc. (AMCN) | Marketing Services | N/A |
| AirTran Holdings Inc. (AAI) | Regional Airlines | N/A |
| AK Steel Holding Corp. (AKS) | Steel & Iron | N/A |
| Akamai Technologies Inc. (AKAM) | Internet Information Providers | N/A |
| Akeena Solar, Inc. (AKNS) | Building Materials Wholesale | N/A |
| Alamo Group Inc. (ALG) | Farm & Construction Machinery | N/A |
| Alaska Air Group Inc. (ALK) | Regional Airlines | N/A |
| Alaska Communications Systems Group Inc. (ALSK) | Telecom Services - Domestic | N/A |
| Albany International Corp. (AIN) | Textile Industrial | N/A |
| Alberto-Culver Co. (ACV) | Personal Products | N/A |
| Alcatel-Lucent (ALU) | Communication Equipment | N/A |
| Alcoa Inc. (AA) | Aluminum | N/A |
| Alcon Inc. (ACL) | Medical Instruments & Supplies | N/A |
| Align Technology Inc. (ALGN) | Medical Appliances & Equipment | N/A |
| Alkermes Inc. (ALKS) | Drug Delivery | N/A |
| Allegheny Technologies Inc. (ATI) | Industrial Metals & Minerals | N/A |
| Allegiant Travel Company (ALGT) | Regional Airlines | N/A |
| Allergan Inc. (AGN) | Drug Manufacturers - Other | N/A |
| Alliance Data (ADS) | Credit Services | N/A |
| Alliance Resource Partners LP (ARLP) | Industrial Metals & Minerals | N/A |
| AllianceBernstein Holding L.P. (AB) | Asset Management | N/A |
| Alliant Energy Corp. (LNT) | Diversified Utilities | N/A |
| Alliant Techsystems Inc. (ATK) | Aerospace/Defense Products & Services | N/A |
| Allied Capital Corporation (ALD) | Closed-End Fund - Debt | N/A |
| Allied Waste Industries Inc. (AW) | Waste Management | N/A |
| Allied World Assurance Company Holdings Ltd. (AWH) | Property & Casualty Insurance | N/A |
| Allis-Chalmers Energy Inc. (ALY) | Oil & Gas Equipment & Services | N/A |
| Allos Therapeutics, Inc. (ALTH) | Drug Manufacturers - Other | N/A |
| Allscripts Healthcare Solutions Inc. (MDRX) | Business Services | N/A |
| Allstate Corp. (ALL) | Property & Casualty Insurance | N/A |
| Alon USA Energy Inc. (ALJ) | Oil & Gas Refining & Marketing | N/A |
| Alpha Natural Resources Inc. (ANR) | Industrial Metals & Minerals | N/A |
| Altera Corp. (ALTR) | Semiconductor - Specialized | N/A |
| Altria Group Inc. (MO) | Cigarettes | N/A |
| Aluminum Corp. of China Ltd. (ACH) | Aluminum | N/A |
| Alvarion Ltd. (ALVR) | Wireless Communications | N/A |
| Amazon.com Inc. (AMZN) | Catalog & Mail Order Houses | N/A |
| Ambac Financial Group, Inc. (ABK) | Surety & Title Insurance | N/A |
| Amcol International Corp. (ACO) | General Building Materials | N/A |
| Amedisys Inc. (AMED) | Home Health Care | N/A |
| Ameren Corporation (AEE) | Diversified Utilities | N/A |
| America Movil SA de CV (AMX) | Wireless Communications | N/A |
| AMERICAN APPAREL INC (APP) | Textile - Apparel Clothing | N/A |
| American Axle & Manufacturing Holdings In (AXL) | Auto Parts | N/A |
| American Capital Strategies, Ltd. (ACAS) | Closed-End Fund - Debt | N/A |
| AMERICAN EAGLE OUTFITTERS, INC (AEO) | Apparel Stores | N/A |
| American Ecology Corp. (ECOL) | Waste Management | N/A |
| American Electric Power Co. Inc. (AEP) | Electric Utilities | N/A |
| American Express Company (AXP) | Credit Services | N/A |
| American International Group Inc. (AIG) | Property & Casualty Insurance | N/A |
| American Oriental Bioengineering Inc. (AOB) | Biotechnology | N/A |
| American Railcar Industries (ARII) | Railroads | N/A |
| American Science & Engineering Inc. (ASEI) | Industrial Equipment & Components | N/A |
| American Software Inc. (AMSWA) | Application Software | N/A |
| American Superconductor Corporation (AMSC) | Diversified Electronics | N/A |
| American Tower Corp. (AMT) | Diversified Communication Services | N/A |
| American Woodmark Corp. (AMWD) | Lumber, Wood Production | N/A |
| Ameriprise Financial Inc. (AMP) | Asset Management | N/A |
| Amerisafe, Inc. (AMSF) | Property & Casualty Insurance | N/A |
| Amerisourcebergen Corp. (ABC) | Drugs Wholesale | N/A |
| Ametek Inc. (AME) | Industrial Electrical Equipment | N/A |
| Amgen Inc. (AMGN) | Biotechnology | N/A |
| Amkor Technology Inc. (AMKR) | Semiconductor - Integrated Circuits | N/A |
| AMN Healthcare Services Inc. (AHS) | Staffing & Outsourcing Services | N/A |
| Amphenol Corp. (APH) | Diversified Electronics | N/A |
| AMR Corp. (AMR) | Major Airlines | N/A |
| AMREP Corp. (AXR) | Real Estate Development | N/A |
| Amylin Pharmaceuticals Inc. (AMLN) | Biotechnology | N/A |
| Anadarko Petroleum Corp. (APC) | Independent Oil & Gas | N/A |
| Anadigics, Inc. (ANAD) | Semiconductor - Integrated Circuits | N/A |
| Analog Devices Inc. (ADI) | Semiconductor - Broad Line | N/A |
| Analogic Corporation (ALOG) | Scientific & Technical Instruments | N/A |
| Andersons Inc. (ANDE) | Farm Products | N/A |
| AngioDynamics Inc. (ANGO) | Medical Instruments & Supplies | N/A |
| ANGLO AM PLC ADR (AAUK) | N/A | N/A |
| Anheuser-Busch Companies Inc. (BUD) | Beverages - Brewers | N/A |
| Anixter International Inc. (AXE) | Electronics Wholesale | N/A |
| Annaly Capital Management, Inc. (NLY) | Mortgage Investment | N/A |
| AnnTaylor Stores Corp. (ANN) | Apparel Stores | N/A |
| Ansys, Inc. (ANSS) | Technical & System Software | N/A |
| Anthracite Capital Inc. (AHR) | REIT - Diversified | N/A |
| Apache Corp. (APA) | Independent Oil & Gas | N/A |
| Apex Silver Mines Ltd. (SIL) | Silver | N/A |
| Apogee Enterprises Inc. (APOG) | General Building Materials | N/A |
| Apollo Group Inc. (APOL) | Education & Training Services | N/A |
| Apollo Investment Corp. (AINV) | Closed-End Fund - Debt | N/A |
| Apple Computer Inc. (AAPL) | Personal Computers | N/A |
| Applied Materials Inc. (AMAT) | Semiconductor Equipment & Materials | N/A |
| Applied Micro Circuits Corp. (AMCC) | Semiconductor - Integrated Circuits | N/A |
| Aqua America Inc. (WTR) | Water Utilities | N/A |
| Arch Chemicals Inc. (ARJ) | Synthetics | N/A |
| Arch Coal Inc. (ACI) | Industrial Metals & Minerals | N/A |
| Archer-Daniels-Midland Co. (ADM) | Farm Products | N/A |
| Arena Pharmaceuticals Inc. (ARNA) | Drug Manufacturers - Other | N/A |
| Arena Resources Inc. (ARD) | Oil & Gas Drilling & Exploration | N/A |
| Ariba Inc. (ARBA) | Internet Software & Services | N/A |
| Arris Group Inc. (ARRS) | Communication Equipment | N/A |
| Art Technology Group Inc. (ARTG) | Internet Software & Services | N/A |
| Arthrocare Corp. (ARTC) | Medical Appliances & Equipment | N/A |
| Aruba Networks, Inc. (ARUN) | Computer Peripherals | N/A |
| Asbury Automotive Group Inc. (ABG) | Auto Dealerships | N/A |
| Ashland Inc. (ASH) | Chemicals - Major Diversified | N/A |
| AsiaInfo Holdings Inc. (ASIA) | Security Software & Services | N/A |
| Assurant Inc. (AIZ) | Accident & Health Insurance | N/A |
| Asta Funding Inc. (ASFI) | Conglomerates | N/A |
| AstraZeneca plc (AZN) | Drug Manufacturers - Major | N/A |
| AT&T Inc. (T) | Telecom Services - Domestic | N/A |
| Athenahealth, Inc. (ATHN) | Business Services | N/A |
| Atherogenics Inc. (AGIX) | Drug Manufacturers - Other | N/A |
| Atheros Communications Inc. (ATHR) | Semiconductor - Integrated Circuits | N/A |
| Atlas Energy Resources LLC (ATN) | Oil & Gas Drilling & Exploration | N/A |
| Atmel Corp. (ATML) | Semiconductor - Broad Line | N/A |
| ATMI Inc. (ATMI) | Semiconductor Equipment & Materials | N/A |
| Atmos Energy Corp. (ATO) | Gas Utilities | N/A |
| Atwood Oceanics Inc. (ATW) | Oil & Gas Drilling & Exploration | N/A |
| AU Optronics Corp. (AUO) | Computer Peripherals | N/A |
| AudioCodes Ltd. (AUDC) | Communication Equipment | N/A |
| Audiovox Corp. (VOXX) | Electronics Wholesale | N/A |
| Autodesk Inc. (ADSK) | Technical & System Software | N/A |
| Autoliv Inc. (ALV) | Auto Parts | N/A |
| Automatic Data Processing Inc. (ADP) | Business Software & Services | N/A |
| AutoNation Inc. (AN) | Auto Dealerships | N/A |
| AutoZone Inc. (AZO) | Auto Parts Stores | N/A |
| Avanex Corp. (AVNX) | Semiconductor - Integrated Circuits | N/A |
| Avanir Pharmaceuticals (AVNR) | Drug Manufacturers - Other | N/A |
| Aventine Renewable Energy Holdings, Inc (AVR) | Specialty Chemicals | N/A |
| Avery Dennison Corporation (AVY) | Paper & Paper Products | N/A |
| AVI Biopharma, Inc. (AVII) | Drug Manufacturers - Other | N/A |
| Avista Corp. (AVA) | Diversified Utilities | N/A |
| Avnet Inc. (AVT) | Electronics Wholesale | N/A |
| Avocent Corp. (AVCT) | Computer Peripherals | N/A |
| Avon Products Inc. (AVP) | Personal Products | N/A |
| AXA (AXA) | Life Insurance | N/A |
| Axcelis Technologies Inc. (ACLS) | Semiconductor Equipment & Materials | N/A |
| Axis Capital Holdings Ltd. (AXS) | Property & Casualty Insurance | N/A |
| Axsys Technologies Inc. (AXYS) | Scientific & Technical Instruments | N/A |
