| Abbreviation | Definition |
|---|---|
| PRRO | PRRO |
| PRT | Prime Television Ltd |
| PRU | Perseus Mining Ltd |
| PRUKOA | Perseus Mining Limited |
| PRUKOP | Perseus Mining Limited |
| PRUKRA | Perseus Mining Limited |
| PRUKRC | Perseus Mining Limited |
| PRUKRD | Perseus Mining Limited |
| PRV | Premium Investors Ltd |
| PRW | Proto Resources & Investments Ltd |
| PRWOA | Proto Resources & Investments Ltd |
| PRWOB | Proto Resources & Investments Ltd |
| PRY | Primary Healthcare Ltd |
| PRYHA | Primary Health Care Limited |
| PRYKRB | Primary Health Care Limited |
| PRYKRC | Primary Health Care Limited |
| PRYKRQ | Primary Health Care Limited |
| PSA | Petsec Energy, LTD. |
| PSF | Pacific Ore Ltd |
| PSFO | Pacific Ore Limited |