| OGD | Orbit Garant Drilling Inc | 1.330 | 1.300 | 1.310 | 13.6K | -0.040 | | 2.96 | |
| OILY | Evolve Canadian Energy Enhanced Yield IN | 9.860 | 9.790 | 9.790 | 2.3K | -0.070 | | 0.71 | |
| OLY | Olympia Financial Group Inc | 114.0 | 113.5 | 113.5 | 1.5K | -0.2 | | 0.17 | |
| OM | Osisko Metals Incorporated | 0.6100 | 0.5500 | 0.6000 | 1.89M | 0.0500 | | 9.09 | |
| ONEB | CI One North American Core Plus Bond ETF | 49.23 | 49.20 | 49.20 | 1.6K | -0.37 | | 0.75 | |
| OR | Osisko Gold Royalties Ltd | 48.18 | 46.89 | 46.96 | 281.9K | -0.82 | | 1.72 | |