| Abbreviation | Definition |
|---|---|
| TCT | Town & Country Trust |
| TD | Toronto Dominion Bank of Ontario |
| TDF | Templeton Dragon Fund, Inc. |
| TDI | Twin Disc, Inc. |
| TDK | TDK (Tokyo Denki Kagaku) Corporation |
| TDP | Telefonica Del Peru S. A. |
| TDR | Tricom, S A |
| TDT | TCW / DW Term Trust 2000 |
| TDW | Tidewater, Inc. |
| TDY | Teledyne Technologies, Inc. |
| TE | TECO Energy, Inc. |
| TEA | Templeton Emerging Markets Appreciation Fund |
| TEC | Commercial Intertech Corporation |
| TEDPA | Toledo Edison Company Preferred A |
| TEDPB | Toledo Edison Company Preferred B |
| TEDPC | Toledo Edison Company Preferred C |
| TEDPD | Toledo Edison Company Preferred D |
| TEDPE | Toledo Edison Company Preferred E |
| TEDPF | Toledo Edison Company Preferred F |
| TEDPK | Toledo Edison Company Preferred K |