| MCA.H | Milner Consolidated Silver Mines Ltd. | 0.0350 | 0.0300 | 0.0300 | 20.0K | -0.0050 | | 14.29 | |
| MCC | Morocco Strategic Minerals Corp | 0.0950 | 0.0900 | 0.0950 | 21.0K | 0.0050 | | 5.56 | |
| MEK | Metals Creek Resources Corp | 0.0300 | 0.0300 | 0.0300 | 65.0K | 0.0050 | | 20.00 | |
| MHI | Mineral Hill Industries Ltd | 0.0800 | 0.0750 | 0.0750 | 4.0K | 0.0050 | | 7.14 | |
| MINK | Mink Ventures Corporation | 0.1200 | 0.1200 | 0.1200 | 3.5K | -0.0100 | | 7.69 | |
| MON | Montero Mining and Exploration Ltd | 0.4350 | 0.4200 | 0.4200 | 4.2K | -0.0050 | | 1.18 | |
| MONT.PR.A | Timia Capital Corp Pref A | 0.3000 | 0.2300 | 0.3000 | 7.5K | 0.0600 | | 25.00 | |
| MSG | Mithril Silver and Gold Limited | 0.4600 | 0.4600 | 0.4600 | 555 | -0.0200 | | 4.17 | |
| MTA | Metalla Royalty & Streaming Ltd | 9.050 | 8.700 | 9.010 | 35.7K | 0.160 | | 1.81 | |
| MTLO | Martello Technologies Group Inc | 0.0100 | 0.0050 | 0.0050 | 156.5K | -0.0050 | | 50.00 | |