| MTRN | Materion Corp. | | | |
| NAK | Northern Dynasty Minerals, Ltd. Common Stock | | | |
| NB | NioCorp Developments Ltd. | | | |
| NEXA | Nexa Resources S.A. | | | |
| NEXM | NexMetals Mining Corp. | | | |
| NMG | Nouveau Monde Graphite Inc. | | | |
| OMEX | Odyssey Marine Exploration, Inc. | | | |
| REA | Rare Earths Americas, Inc. Common Stock | | | |
| RIO | Rio Tinto Plc | | | |
| SBMT | Silver Bow Mining Corp. Common Shares | | | |
| SCZM | Santacruz Silver Mining Ltd. | | | |
| SGML | Sigma Lithium Corp. | | | |
| SKE | Skeena Resources Limited | | | |
| SLI | Standard Lithium Ltd. Common Shares | | | |
| TECK | Teck Resources Ltd | | | |
| TII | Titan Mining Corporation Common Shares | | | |
| TMC | TMC the metals company Inc. | | | |
| TMCR | The Metals Royalty Company Inc. | | | |
| TMQ | Trilogy Metals Inc. Common Stock | | | |
| UAMY | United States Antimony Corporation Common Stock | | | |
