| Abbreviation | Definition |
|---|---|
| PELRY | Pelwart Resources, N. L. |
| PELRY | Pelwart Resources, N. L. (de-listed) |
| PELRY | Pelwart Resources, N. L. (de-listed) |
| PELT | Princeton American Corporation |
| PELTP | Princeton American Corporation Preferred |
| PEMD | Zaklady Chemiczne Permedia SA |
| PENC | PEN, Incorporated (formerly Pennsylvania Interconnect, Incorporated) |
| PENC | PEN, Incorporated (formerly Pennsylvania Interconnect, Incorporated) |
| PENC | Pennsylvania Interconnect, Inc. |
| PENCW | Pennsylvania Interconnect, Inc. Warrants |
| PENCW | Pennsylvania Interconnect, Incorporated Warrants (de-listed) |
| PENCW | Pennsylvania Interconnect, Incorporated Warrants (de-listed) |
| PENG | Prima Energy Corporation |
| PENN | Penn National Gaming, Inc. |
| PENX | Penford Corporation |
| PENY | Combined Penny Stock Fund |
| PEPI | Piezo Electric Products, Inc. |
| PEQM | Process Equipment, Inc. |
| PERF | PerfectData Corporation |
| PERL | Perla Group International, Incorporated |