| AAN |
Aaron's Inc. |
| AAP |
Advance Auto Parts Inc. |
| AAPL |
Apple Inc. |
| ABC |
AmerisourceBergen Corp. |
| ABT |
Abbott Laboratories |
| ABVT |
AboveNet Inc. |
| ADP |
Automatic Data Processing Inc. |
| AFAM |
Almost Family Inc. |
| AFG |
American Financial Group Inc. |
| AFSI |
AmTrust Financial Services Inc. |
| AGL |
AGL Resources Inc. |
| AGN |
Allergan Inc. |
| AGP |
AMERIGROUP Corp. |
| AHL |
Aspen Insurance Holdings Ltd. |
| AIRM |
Air Methods Corp. |
| ALGT |
Allegiant Travel Co. |
| ALTR |
Altera Corp. |
| ALXN |
Alexion Pharmaceuticals Inc. |
| AMD |
Advanced Micro Devices Inc. |
| AMED |
Amedisys Inc. |
| AMGN |
Amgen Inc. |
| AMKR |
Amkor Technology Inc. |
| AMMD |
American Medical Systems Holdings Inc. |
| AMSG |
Amsurg Corp. |
| AMZN |
Amazon.com Inc. |
| ANGO |
AngioDynamics Inc. |
| APEI |
American Public Education Inc. |
| APKT |
Acme Packet Inc. |
| APOG |
Apogee Enterprises Inc. |
| APOL |
Apollo Group Inc. |
| ARO |
Aeropostale Inc. |
| ARST |
ArcSight Inc. |
| ASEI |
American Science & Engineering Inc. |
| ATHN |
athenahealth Inc. |
| ATNI |
Atlantic Tele-Network Inc. |
| ATW |
Atwood Oceanics Inc. |
| AVP |
Avon Products Inc. |
| AWH |
Allied World Assurance Co. Holdings Ltd. |
| AYR |
Aircastle Ltd. |
| AZZ |
AZZ Inc. |
| BAX |
Baxter International Inc. |
| BBBY |
Bed Bath & Beyond Inc. |
| BBY |
Best Buy Co. Inc. |
| BCO |
Brink's Co. |
| BCPC |
Balchem Corp. |
| BCR |
C.R. Bard Inc. |
| BDX |
Becton Dickinson & Co. |
| BIIB |
Biogen Idec Inc. |
| BKC |
Burger King Holdings Inc. |
| BKE |
Buckle Inc. |
| BKI |
Buckeye Technologies Inc. |
| BLL |
Ball Corp. |
| BLUD |
Immucor Inc. |
| BMC |
BMC Software Inc. |
| BMI |
Badger Meter Inc. |
| BMY |
Bristol-Myers Squibb Co. |
| BOH |
Bank of Hawaii Corp. |
| BPI |
Bridgepoint Education Inc. |
| BPO |
Brookfield Properties Corp. |
| BR |
Broadridge Financial Solutions Inc. |
| BRKR |
Bruker Corp. |
| BRLI |
Bio-Reference Laboratories Inc. |
| BUCY |
Bucyrus International Inc. |
| BWLD |
Buffalo Wild Wings Inc. |
| BYI |
Bally Technologies Inc. |
| CA |
CA Inc. |
| CAG |
ConAgra Foods Inc. |
| CBRL |
Cracker Barrel Old Country Store Inc. |
| CBST |
Cubist Pharmaceuticals Inc. |
| CCC |
Calgon Carbon Corp. |
| CCK |
Crown Holdings Inc. |
| CEC |
CEC Entertainment Inc. |
| CECO |
Career Education Corp. |
| CEPH |
Cephalon Inc. |
| CF |
CF Industries Holdings Inc. |
| CFN |
CareFusion Corp. |
| CHCO |
City Holding Co. |
| CHD |
Church & Dwight Co. |
| CHE |
Chemed Corp. |
| CL |
Colgate-Palmolive Co. |
| CLW |
Clearwater Paper Corp. |
| CLX |
Clorox Co. |
| CMCSA |
Comcast Corp. |
| CMG |
Chipotle Mexican Grill Inc. |
| CMN |
Cantel Medical Corp. |
| CMP |
Compass Minerals International Inc. |
| CNC |
Centene Corp. |
| CNX |
Consol Energy Inc. |
| COCO |
Corinthian Colleges Inc. |
| COH |
Coach Inc. |
| COL |
Rockwell Collins Inc. |
| COO |
Cooper Cos. |
| CPLA |
Capella Education Co. |
| CPWR |
Compuware Corp. |
| CRI |
Carters Inc. |
| CRM |
Salesforce.com Inc. |
| CSC |
Computer Sciences Corp. |
| CSGS |
CSG Systems International Inc. |
| CSH |
Cash America International Inc. |
| CTSH |
Cognizant Technology Solutions Corp. |
| CUB |
Cubic Corp. |
| CVS |
CVS Caremark Corp. |
| CYBX |
Cyberonics Inc. |
| CYH |
Community Health Systems Inc. |
| D |
Dominion Resources Inc. (Virginia) |
| DECK |
Deckers Outdoor Corp. |
| DGIT |
DG FastChannel Inc. |
| DGX |
Quest Diagnostics Inc. |
| DLB |
Dolby Laboratories Inc. |
| DLM |
Del Monte Foods Co. |
| DLTR |
Dollar Tree Inc. |
| DLX |
Deluxe Corp. |
| DM |
The Dolan Co. |
| DNEX |
Dionex Corp. |
| DO |
Diamond Offshore Drilling Inc. |
| DPL |
DPL Inc. |
| DRC |
Dresser-Rand Group Inc. |
| DV |
DeVry Inc. |
| DVA |
DaVita Inc. |
| EBAY |
eBay Inc. |
| ECPG |
Encore Capital Group Inc. |
| EGOV |
NIC Inc. |
| EHTH |
eHealth Inc. |
| ELNK |
EarthLink Inc. |
| EME |
EMCOR Group Inc. |
| EMR |
Emerson Electric Co. |
| ENDP |
Endo Pharmaceuticals Holdings Inc. |
| EQIX |
Equinix Inc. |
| ESI |
ITT Educational Services Inc. |
| ETR |
Entergy Corp. |
| EW |
Edwards Lifesciences Corp. |
| EXC |
Exelon Corp. |
| EZPW |
Ezcorp Inc |
| FCFS |
First Cash Financial Services Inc. |
| FCN |
FTI Consulting Inc. |
| FCX |
Freeport-McMoRan Copper & Gold Inc. |
| FDO |
Family Dollar Stores Inc. |
| FDS |
FactSet Research Systems Inc. |
| FFBC |
First Financial Bancorp (Ohio) |
| FFIN |
First Financial Bankshares Inc. |
| FFIV |
F5 Networks Inc. |
| FLIR |
Flir Systems Inc. |
| FLO |
Flowers Foods Inc. |
| FLR |
Fluor Corp. |
| FLS |
Flowserve Corp. |
| FMC |
FMC Corp. |
| FNF |
Fidelity National Financial Inc. |
| FRX |
Forest Laboratories Inc. |
| FSLR |
First Solar Inc. |
| FSYS |
Fuel Systems Solutions Inc. |
| FTI |
FMC Technologies Inc. |
| GEO |
Geo Group Inc. |
| GES |
Guess? Inc. |
| GILD |
Gilead Sciences Inc. |
| GIS |
General Mills Inc. |
| GLCH |
Gleacher & Co. Inc. |
| GLRE |
Greenlight Capital Re Ltd. Cl A |
| GLT |
Glatfelter |
| GMCR |
Green Mountain Coffee Roasters Inc. |
| GME |
GameStop Corp. Cl A |
| GOOG |
Google Inc. |
| GPS |
Gap Inc. |
| GR |
Goodrich Corp. |
| GRMN |
Garmin Ltd. |
| GS |
Goldman Sachs Group Inc. |
| GTLS |
Chart Industries Inc. |
| GXDX |
Genoptix Inc. |
| HA |
Hawaiian Holdings Inc. |
| HAE |
Haemonetics Corp. |
| HANS |
Hansen Natural Corp. |
| HAS |
Hasbro Inc. |
| HCBK |
Hudson City Bancorp Inc. |
| HEW |
Hewitt Associates Inc. Cl A |
| HGR |
Hanger Orthopedic Group Inc. |
| HI |
Hillenbrand Inc. |
| HLF |
Herbalife Ltd. |
| HMSY |
HMS Holdings Corp. |
| HOMB |
Home BancShares Inc. |
| HPQ |
Hewlett-Packard Co. |
| HRB |
H&R Block Inc. |
| HS |
HealthSpring Inc. |
| HSP |
Hospira Inc. |
| HSY |
Hershey Co. |
| HUM |
Humana Inc. |
| IBKC |
IBERIABANK Corp. |
| IBM |
International Business Machines Corp. |
| ICE |
IntercontinentalExchange Inc. |
| ICUI |
ICU Medical Inc. |
| IDCC |
InterDigital Inc. |
| IDXX |
IDEXX Laboratories Inc. |
| IHS |
IHS Inc. Cl A |
| IMMU |
Immunomedics Inc. |
| INSP |
InfoSpace Inc. |
| INSU |
Insituform Technologies Inc. Cl A |
| INTC |
Intel Corp. |
| IPCM |
IPC The Hospitalist Co. Inc. |
| IPHS |
Innophos Holdings Inc. |
| IPXL |
Impax Laboratories Inc. |
| ISRG |
Intuitive Surgical Inc. |
| ITC |
ITC Holdings Corp. |
| JCG |
J. Crew Group Inc. |
| JCOM |
j2 Global Communications Inc. |
| JEF |
Jefferies Group Inc. |
| JJSF |
J&J Snack Foods Corp. |
| JKHY |
Jack Henry & Associates Inc. |
| JNJ |
Johnson & Johnson |
| JOSB |
Jos. A. Bank Clothiers Inc. |
| JOYG |
Joy Global Inc. |
| JRCC |
James River Coal Co. |
| KCG |
Knight Capital Group Inc. Cl A |
| KCI |
Kinetic Concepts Inc. |
| KMB |
Kimberly-Clark Corp. |
| KO |
Coca-Cola Co. |
| KS |
KapStone Paper & Packaging Corp. |
| LANC |
Lancaster Colony Corp. |
| LDR |
Landauer Inc. |
| LH |
Laboratory Corp. of America Holdings |
| LHCG |
LHC Group |
| LL |
Lumber Liquidators Holdings Inc. |
| LMNX |
Luminex Corp. |
| LMT |
Lockheed Martin Corp. |
| LNCE |
Lance Inc. |
| LO |
Lorillard Inc. |
| LOGM |
LogMeIn Inc. |
| LOPE |
Grand Canyon Education Inc. |
| LPS |
Lender Processing Services Inc. |
| LRN |
K12 Inc. |
| LZ |
Lubrizol Corp. |
| MA |
MasterCard Inc. Cl A |
| MANT |
ManTech International Corp. |
| MAT |
Mattel Inc. |
| MCD |
McDonald's Corp. |
| MCF |
Contango Oil & Gas Co. |
| MCK |
McKesson Corp. |
| MCY |
Mercury General Corp. |
| MD |
Mednax Inc. |
| MED |
Medifast Inc. |
| MEND |
Micrus Endovascular Corp. |
| MFW |
M&F Worldwide Corp. |
| MHS |
Medco Health Solutions Inc. |
| MIDD |
Middleby Corp. |
| MIR |
Mirant Corp. |
| MKC |
McCormick & Co. Inc. |
| MMS |
Maximus Inc. |
| MMSI |
Merit Medical Systems Inc. |
| MNRO |
Monro Muffler Brake Inc. |
| MON |
Monsanto Co. |
| MRH |
Montpelier Re Holdings Ltd. |
| MRX |
Medicis Pharmaceutical Corp. |
| MSFT |
Microsoft Corp. |
| MSTR |
MicroStrategy Inc. |
| MTD |
Mettler-Toledo International Inc. |
| MYGN |
Myriad Genetics Inc. |
| NDN |
99 Cents Only Stores |
| NEE |
NextEra Energy Inc. |
| NEM |
Newmont Mining Corp. |
| NEU |
NewMarket Corp. |
| NFLX |
Netflix Inc. |
| NOV |
National Oilwell Varco Inc. |
| NPK |
National Presto Industries Inc. |
| NRG |
NRG Energy Inc. |
| NSR |
NeuStar Inc. Cl A |
| NST |
NSTAR |
| NTLS |
NTELOS Holdings Corp. |
| NTY |
NBTY Inc. |
| NUS |
Nu Skin Enterprises Inc. Cl A |
| OII |
Oceaneering International Inc. |
| OLN |
Olin Corp. |
| OMI |
Owens & Minor Inc. |
| OMN |
OMNOVA Solutions Inc. |
| ORCL |
Oracle Corp. |
| ORLY |
O'Reilly Automotive Inc. |
| ORN |
Orion Marine Group Inc. |
| OZRK |
Bank of The Ozarks Inc. |
| PCG |
PG&E Corp. |
| PCLN |
priceline.com Inc. |
| PEET |
Peet's Coffee & Tea Inc. |
| PEG |
Public Service Enterprise Group Inc. |
| PEGA |
Pegasystems Inc. |
| PEP |
PepsiCo Inc. |
| PETS |
PetMed Express Inc. |
| PG |
Procter & Gamble Co. |
| PGN |
Progress Energy Inc. |
| PII |
Polaris Industries Inc. |
| PKG |
Packaging Corp. of America |
| PLL |
Pall Corp. |
| PM |
Philip Morris International Inc. |
| PMCS |
PMC-Sierra Inc. |
| PNRA |
Panera Bread Co. Cl A |
| PPD |
Pre-Paid Legal Services Inc. |
| PRA |
ProAssurance Corp. |
| PRE |
PartnerRe Ltd. |
| PRGO |
Perrigo Co. |
| PRK |
Park National Corp. |
| PRSP |
Prosperity Bancshares Inc. |
| PRX |
Par Pharmaceutical Cos. Inc. |
| PTV |
Pactiv Corp. |
| PX |
Praxair Inc. |
| PZZA |
Papa John's International Inc. |
| QCOR |
Questcor Pharmaceuticals Inc. |
| QDEL |
Quidel Corp. |
| QSII |
Quality Systems Inc. |
| RAH |
Ralcorp Holdings Inc. |
| RAX |
Rackspace Hosting Inc. |
| RCII |
Rent-A-Center Inc. |
| RDC |
Rowan Cos. Inc. |
| RGA |
Reinsurance Group of America Inc. |
| RGLD |
Royal Gold Inc. |
| RHB |
RehabCare Group Inc. |
| RKT |
Rock-Tenn Co. Cl A |
| RMD |
ResMed Inc. |
| RNR |
RenaissanceRe Holdings Ltd. |
| ROL |
Rollins Inc. |
| RTN |
Raytheon Co. |
| SAFM |
Sanderson Farms Inc. |
| SAI |
SAIC Inc. |
| SAM |
Boston Beer Co. Cl A |
| SAPE |
Sapient Corp. |
| SCG |
Scana Corp. |
| SCL |
Stepan Co. |
| SF |
Stifel Financial Corp. |
| SHOO |
Steven Madden Ltd. |
| SIAL |
Sigma-Aldrich Corp. |
| SIRO |
Sirona Dental Systems Inc. |
| SJM |
J.M. Smucker Co. |
| SLAB |
Silicon Laboratories Inc. |
| SLE |
Sara Lee Corp. |
| SLGN |
Silgan Holdings Inc. |
| SLH |
Solera Holdings Inc. |
| SMG |
Scotts Miracle-Gro Co. |
| SNDK |
SanDisk Corp. |
| SNPS |
Synopsys Inc. |
| SONE |
S1 Corp. |
| SRCL |
Stericycle Inc. |
| SRDX |
SurModics Inc. |
| SRE |
Sempra Energy |
| STE |
Steris Corp. |
| STEC |
STEC Inc. |
| STRA |
Strayer Education Inc. |
| STRL |
Sterling Construction Co. Inc. |
| SUNH |
Sun Healthcare Group Inc. |
| SWHC |
Smith & Wesson Holding Corp. |
| SWI |
SolarWinds Inc. |
| SWM |
Schweitzer-Mauduit International Inc. |
| SYK |
Stryker Corp. |
| SYKE |
Sykes Enterprises Inc. |
| SYNA |
Synaptics Inc. |
| SYNT |
Syntel Inc. |
| SYY |
Sysco Corp. |
| TDC |
Teradata Corp. |
| TECH |
Techne Corp. |
| TGI |
Triumph Group Inc. |
| TGT |
Target Corp. |
| THOR |
Thoratec Corp. |
| TJX |
TJX Cos. |
| TKLC |
Tekelec |
| TLCR |
Talecris Biotherapeutics Holdings Corp. |
| TMO |
Thermo Fisher Scientific Inc. |
| TNDM |
Neutral Tandem Inc. |
| TRLG |
True Religion Apparel Inc. |
| TSCO |
Tractor Supply Co. |
| TSRA |
Tessera Technologies Inc. |
| TSYS |
TeleCommunication Systems Inc. |
| TTEK |
Tetra Tech Inc. |
| TUP |
Tupperware Brands Corp. |
| TWGP |
Tower Group Inc. |
| TXN |
Texas Instruments Inc. |
| TXRH |
Texas Roadhouse Inc. |
| TYL |
Tyler Technologies Inc. |
| UGI |
UGI Corp. |
| UNF |
UniFirst Corp. |
| UNH |
UnitedHealth Group Inc. |
| UNS |
UniSource Energy Corp. |
| UPS |
United Parcel Service Inc. Cl B |
| UTI |
Universal Technical Institute Inc. |
| V |
VISA Inc. Cl A |
| VAR |
Varian Medical Systems Inc. |
| VIVO |
Meridian Bioscience Inc. |
| VLTR |
Volterra Semiconductor Corp. |
| VMI |
Valmont Industries Inc. |
| VR |
Validus Holdings Ltd. |
| VRSN |
VeriSign Inc. |
| WABC |
Westamerica Bancorp |
| WAT |
Waters Corp. |
| WDC |
Western Digital Corp. |
| WLP |
WellPoint Inc. |
| WLT |
Walter Energy Inc. |
| WMS |
WMS Industries Inc. |
| WMT |
Wal-Mart Stores Inc. |
| WRLD |
World Acceptance Corp. |
| WXS |
Wright Express Corp. |
| YUM |
Yum! Brands Inc. |
