| Abbreviation | Definition |
|---|---|
| PETPB | Pacific Enterprises Preferred B |
| PETPC | Pacific Enterprises Preferred C |
| PETPD | Pacific Enterprises Preferred D |
| PEX | PetroCorp, Incorporated |
| PFC | PMCC Financial Corporation |
| PFI | Pelican Financial, Inc. |
| PGP | Pacific Gateway Properties, Inc., of Maryland |
| PH | Parallel Haskell |
| PHC | Peoples Holding Company |
| PHH | PHH Mortgage Corporation |
| PHX | PhotoElectron Corporation |
| PIX | Avenue Entertainment Group, Inc. |
| PLC | P L C Systems, Inc. |
| PLE | Pinnacle Bancshares, Inc. |
| PLM | P L M International, Inc. |
| PLRA | Plymouth Rubber, Inc. Class A |
| PLRB | Plymouth Rubber, Inc. Class B |
| PLX | Plains Resources, Inc. |
| PLY | Polyphase Corporation |
| PMC | PMC Capital, Inc. |