- T. Rowe Price
- T. Rowe Price Group Incorporated
- Take-Two Interactive Software Inc.
- Talbots Incorporated
- Talisman Energy Incorporated
- Tampa Electric Company
- Target Corporation
- Tarrant Apparel Group
- TASER International Incorporated
- Tata Motors
- Taubman Centers Incorporated
- Taylor Capital Group Incorporated
- Team Incorporated
- Tech Data Corporation
- Technology Solutions Company
- TECO Energy Incorporated
- Tejon Ranch Corporation
- Telefonica SA
- Telephone and Data Systems Incorporated
- Tellabs Incorporated
- Telstra Corporation Limited
- Tenet Healthcare Corporation
- Tennant Company
- Tennessee Valley Authority
- Teradyne Incorporated
- Tesla Motors, Inc.
- Tetra Tech Incorporated
- Tetra Technologies Incorporated
- Teva Pharmaceutical Industries Limited
- Texas Industries Incorporated
- Texas Instruments Incorporated
- Texas Roadhouse Incorporated
- Textron Incorporated
- Thai One On Incorporated
- The Clorox Company
- The DIRECTV Group Incorporated
- The Goldman Sachs Group Incorporated
- The Goodyear Tire & Rubber Company
- The Hartford Financial Services Group Incorporated
- The Limited Incorporated
- The Marcus Corporation
- Thermo Electron Corporation
- TheStreet.com Incorporated
- Thomas Nelson Incorporated
- Thomson Corporation
- Thor Industries Incorporated
- Thorn EMI
- Thornburg Mortgage Incorporated
- THQ Inc.
- Tiffany & Company
- TII Network Technologies
- Tim Hortons Incorporated
- Timberland Company
- Time Warner Inc.
- TiVo Inc.
- TJX Companies Incorporated
- Today.Com Incorporated
- Todd Shipyards Corporation
- Toll Brothers Inc
- Tomkins Plc
- Tommy Hilfiger Corporation
- Tommy Hilfiger U.S.A. Incorporated
- Tootsie Roll Industries Incorporated
- Topps Company Incorporated
- Torchmark Corporation
- Toro Company
- Toronto-Dominion Bank
- Toshiba Corporation
- Total Film Group Incorporated
- Tower Energy Limited
- Tower Group Incorporated
- Town & Country Corporation
- TowneBank
- Tractor Supply Company
- Traffic.com Incorporated
- Trammell Crow Company
- Trans World Airlines Incorporated
- Trans World Entertainment Corporation
- Trans-Lux Corporation
- TransAlta Corporation
- Transatlantic Holdings Incorporated
- TransCanada Corporation
- Transmeta Corporation
- Travelers Property Casualty Corporation
- Travelzoo Incorporated
- Tredegar Corporation
- TreeHouse Foods Incorporated
- Trex Company Incorporated
- Tri-Valley Corporation
- Triarc Companies Incorporated
- Tribune Co.
- Trizec Properties Incorporated
- True Religion Apparel Incorporated
- Trump Entertainment Resorts Inc.
- Trustreet Properties Incorporated
- TSR Incorporated
- Tubby's Incorporated
- Tupperware Corporation
- TurboChef Technologies Incorporated
- Tweeter Home Entertainment Group Incorporated
- TXU Corporation
- Tyco International Limited
- Tyson Foods Incorporated