| Code | Name | High | Low | Close | Volume | Change | |
|---|
| OAM | Overactive Media Corp | 0.2200 | 0.1850 | 0.2200 | 183,680 | -0.0050 |  | 2.22 |   |
| OC | Olive Resource Capital Inc | 0.0350 | 0.0300 | 0.0350 | 192,040 | 0.0050 |  | 16.67 | |
| OCAP.P | Ocean Shore Capital Corp | 0.3000 | 0.3000 | 0.3000 | 500 | 0.0000 |  | 0.00 | |
| OCG | Outcrop Silver & Gold Corp | 0.3650 | 0.3350 | 0.3350 | 161,858 | -0.0250 | | 6.94 | |
| OCO | Oroco Resource Corp | 1.080 | 1.020 | 1.060 | 6,993 | 0.040 | | 3.92 | |
| ODD | Odd Burger Corp | 0.2700 | 0.2600 | 0.2650 | 62,883 | -0.0150 | | 5.36 | |
| ODV | Osisko Development Corp | 6.310 | 6.150 | 6.200 | 13,400 | -0.180 | | 2.82 | |
| ODV.WT | Osisko Development Corp Wts | 0.1500 | 0.1500 | 0.1500 | 6,250 | 0.0100 | | 7.14 | |
| ODX.H | Odyssey Resources Ltd | 0.0300 | 0.0300 | 0.0300 | 3,000 | 0.0000 | | 0.00 | |
| OEC.H | Oracle Energy Corp | 0.0550 | 0.0550 | 0.0550 | 50,000 | -0.0050 | | 8.33 | |
| OEE | Memex Inc | 0.0100 | 0.0100 | 0.0100 | 25,000 | 0.0000 | | 0.00 | |
| OEG.H | Onenergy Inc | 0.1050 | 0.1050 | 0.1050 | 15,200 | -0.0500 | | 32.26 | |
| OG | Oragin Foods Inc | 0.0550 | 0.0500 | 0.0500 | 14,394 | -0.0050 | | 9.09 | |
| OGN | Orogen Royalties Inc | 0.4100 | 0.4050 | 0.4050 | 45,000 | -0.0050 | | 1.22 | |
| OGO | Organto Foods Inc | 0.0800 | 0.0700 | 0.0750 | 3,299,964 | -0.0050 | | 6.25 | |
| OIII | O3 Mining Inc | 1.700 | 1.430 | 1.430 | 128,990 | -0.070 | | 4.67 | |
| OLV | Olivut Resources Ltd | 0.0300 | 0.0250 | 0.0250 | 13,275 | -0.0050 | | 16.67 | |
| OM | Osisko Metals Incorporated | 0.2200 | 0.2000 | 0.2050 | 197,005 | -0.0200 | | 8.89 | |
| OMG | Omai Gold Mines Corp | 0.0500 | 0.0500 | 0.0500 | 1,505 | -0.0050 | | 9.09 | |
| OMI | Orosur Mining Inc | 0.1550 | 0.1550 | 0.1550 | 7,819 | -0.0100 | | 6.06 | |
| OML | Omni-Lite Industries Canada Inc | 0.8200 | 0.7100 | 0.7100 | 15,247 | -0.1000 | | 12.35 | |
| OMM | Omineca Mining and Metals Ltd | 0.0850 | 0.0850 | 0.0850 | 24,700 | 0.0000 | | 0.00 | |
| ONE | 01 Communique Laboratory Inc | 0.1300 | 0.1000 | 0.1200 | 26,025 | 0.0200 | | 20.00 | |
| ONV.H | Oronova Energy Inc | 0.0200 | 0.0200 | 0.0200 | 20,000 | 0.0000 | | 0.00 | |
| OOOO | Entertainment Commerce Ltd | 0.0500 | 0.0450 | 0.0450 | 126,183 | 0.0000 | | 0.00 | |
| OOR | Opus One Gold Corp | 0.0150 | 0.0150 | 0.0150 | 4,013 | 0.0000 | | 0.00 | |
| OPEN.P | Opensesame Acquisition Corp | 0.1100 | 0.1100 | 0.1100 | 800 | 0.0100 | | 10.00 | |
| OPHR | Ophir Gold Corp | 0.0800 | 0.0650 | 0.0750 | 87,000 | 0.0050 | | 7.14 | |
| OPV | Optimum Ventures Ltd | 0.2800 | 0.2500 | 0.2500 | 15,900 | 0.0000 | | 0.00 | |
| OPW | Opawica Explorations Inc | 0.0350 | 0.0250 | 0.0250 | 101,099 | 0.0000 | | 0.00 | |
| ORC.B | Orca Energy Group Inc Cl B | 4.900 | 4.840 | 4.840 | 7,004 | -0.060 | | 1.22 | |
| ORM | Orford Mining Corp | 0.0700 | 0.0700 | 0.0700 | 20,000 | 0.0000 | | 0.00 | |
| ORS | Orestone Mining Corp | 0.0300 | 0.0250 | 0.0300 | 206,000 | 0.0050 | | 20.00 | |
| ORX | Orefinders Resources Inc | 0.0450 | 0.0450 | 0.0450 | 250,200 | 0.0000 | | 0.00 | |
| OSI | Osino Resources Corp | 0.9800 | 0.8800 | 0.9000 | 178,055 | 0.0000 | | 0.00 | |
| OSS | Onesoft Solutions Inc | 0.4000 | 0.3800 | 0.4000 | 27,671 | 0.0100 | | 2.56 | |
| OTC | Ocumetics Technology Corp | 0.4100 | 0.4000 | 0.4100 | 17,161 | 0.0100 | | 2.50 | |
| OTGO.H | O2Gold Inc | 0.1650 | 0.1650 | 0.1650 | 2,000 | 0.0450 | | 37.50 | |
| OVT | Oculus Visiontech Inc | 0.1850 | 0.1700 | 0.1850 | 65,001 | 0.0100 | | 5.71 | |
| OWN | Rex Resources Corp | 0.0600 | 0.0600 | 0.0600 | 60,000 | 0.0000 | | 0.00 | |
| OYL | Cgx Energy Inc | 1.0000 | 0.9700 | 0.9700 | 19,000 | 0.0000 | | 0.00 | |
| OZ | Outback Goldfields Corp | 0.0600 | 0.0600 | 0.0600 | 66,000 | 0.0000 | | 0.00 | |
| OZAU | Queensland Gold Hills Corp | 0.3300 | 0.1700 | 0.3050 | 2,075,570 | 0.1800 | | 144.00 | |