| RCN | Radiant Communications Corp. | TSX Venture | Active |
| RDT | Radiant Energy Corporation | TSX Venture | Active |
| RDS | Radisson Mining Resources Inc. | TSX Venture | Active |
| RDU | Radius Gold Inc. | TSX Venture | Active |
| RMT | Raimount Energy Inc. | TSX Venture | Active |
| RNK | Rainmaker Entrnmnt | TSX | Active |
| RMG | Rainmaker Mining Corp | TSX Venture | Active |
| RAN.P | Rain Resources Inc | TSX Venture | Delisted |
| RAN.H | Rain Resources Inc. | TSX Venture | Suspended |
| RMO | Rainy Mountain Royalty Corp. | TSX Venture | Active |
| RR | Rainy River Resources Ltd. | TSX Venture | Active |
| RAB | Rambler Metals and Mining Plc | TSX Venture | Active |
| RPG | Ram Power, Corp. J | TSX | Active |
| RNZ | Ranaz Corporation | TSX Venture | Active |
| RGZ | Randsburg International Gold Corp. | TSX Venture | Active |
| RCC.P | Range Capital Corp | TSX Venture | Suspended |
| RGG | Ranger Energy Ltd | TSX Venture | Active |
| RGG.H | Ranger Energy Ltd. | TSX Venture | Delisted |
| RAP.H | RAP Acquisition Corp. | TSX Venture | Active |
| RAP | Rapid Brands Inc | TSX Venture | Delisted |
| RPD | Rapid Solutions Corporation | TSX Venture | Delisted |
| RTX.P | Rara Terra Capital Corp | TSX Venture | Active |
| RA | Rare Earth Metals Inc | TSX Venture | Active |
| RES | Rare Element Resources Ltd. | TSX Venture | Active |
| RAM | Rare Method Interactive Corp | TSX Venture | Active |
| RTL | Ratel Gold Limited J | TSX | Active |
| RVI.P | Rattlesnake Ventures Inc | TSX Venture | Suspended |
| RAV.UN | Ravensource Fund Un | TSX | Active |
| RDN | Raydan Manufacturing Inc. | TSX Venture | Active |
| RYA.H | Raystar Capital Ltd. | TSX Venture | Active |
| RYT.NT.M | RBC Cap TruCS 2010 | TSX | Delisted |
| RYT.NT.P | RBC Cap TruCS 2011 | TSX | Active |
| RCG.P | RCG Capital Inc | TSX Venture | Active |
| RC | RDM Corporation J | TSX | Active |
| RLX | Realex Properties Corp | TSX Venture | Delisted |
| RP | Realex Properties Corp | TSX Venture | Active |
| RLX.A | Realex Properties Corp nv A | TSX Venture | Delisted |
| RLM | Realm Energy International Corporation | TSX Venture | Active |
| RTY | Real Time Measurements Inc. | TSX Venture | Suspended |
| REC | Rec Minerals Corp | TSX Venture | Active |
| REC.WT | Rec Minerals Corp wt ex 30nov2011 | TSX Venture | Active |
| RGI | Reco International Group Inc. | TSX Venture | Active |
| RBI | Red Back Mining J | TSX | Active |
| RXP.A | Redcliffe Exploration Inc cl A | TSX Venture | Delisted |
| RDK | Redhawk Resources Inc. | TSX Venture | Active |