| Abbreviation | Definition |
|---|---|
| FCF | First Commonwealth Financial Corporation of Pennsylvania |
| FCH | Felcor Lodging Trust, Inc. |
| FCHPA | Felcor Lodging Trust, Inc. Preferred A |
| FCHPB | Felcor Lodging Trust, Inc. Preferred B |
| FCL | Foundation Coal Holdings, Inc. |
| FCO | First Commonwealth Fund, Inc. |
| FCP | Falcon Products, Inc. |
| FCS | Fairchild Semiconductor International |
| FCX | Freeport McMoran Copper & Gold |
| FCXA | Freeport McMoran Copper & Gold |
| FCXPA | Freeport McMoran Copper & Gold Preferred A |
| FCXPB | Freeport McMoran Copper & Gold Preferred B |
| FCXPC | Freeport McMoran Copper & Gold Preferred C |
| FCXPD | Freeport McMoran Copper & Gold Preferred D |
| FCY | Furon Company |
| FD | Federated Department Stores, Inc., of Delaware |
| FD | Federated Department Stores, Incorporated, of Delaware |
| FDC | First Data Corporation |
| FDD | Cit Group, Inc. (formerly CIT) |
| FDD | Federated Department Stores, Inc., of Delaware (delisted) |