| Abbreviation | Definition |
|---|---|
| RGD | Real Good Food |
| RGI | R.g.i. Intl |
| RGM | Regency Mines, P.L.C. |
| RGO | 2 Ergo Group, P.L.C. |
| RGP | Ross Group |
| RGP | Ross Grp. |
| RGS | Regenersis |
| RGU | Regus |
| RHL | Redhall Group |
| RHM | Redhot Med |
| RIC | Richoux |
| RICA | Ruffer Inv. Co. |
| RICO | Ricoh Ord |
| RIFA | Reliance Inf A |
| RIFS | Reliance Inf S |
| RIG | Cqs Rig |
| RIGD | Reliance Gdr |
| RIIC | Rights &Iss.cap |
| RIIG | Resources In |
| RIII | Rights &Iss.inc |