| OGD | Orbit Garant Drilling Inc | 1.330 | 1.300 | 1.330 | 23.5K | 0.050 | | 3.91 | |
| OILY | Evolve Canadian Energy Enhanced Yield IN | 9.550 | 9.490 | 9.530 | 16.7K | -0.050 | | 0.52 | |
| OLY | Olympia Financial Group Inc | 114.0 | 112.0 | 112.2 | 2.0K | -0.9 | | 0.77 | |
| OM | Osisko Metals Incorporated | 0.6000 | 0.5700 | 0.5800 | 612.1K | -0.0100 | | 1.69 | |
| ONEB | CI One North American Core Plus Bond ETF | 49.21 | 49.18 | 49.18 | 600 | -0.06 | | 0.12 | |
| ONEC | Accelerate Onechoice Alt Multi-Asset | 25.37 | 25.28 | 25.28 | 1.3K | -0.11 | | 0.43 | |
| OR | Osisko Gold Royalties Ltd | 49.09 | 47.36 | 48.64 | 404.1K | 0.56 | | 1.16 | |