| Symbol | Name | Country | Exchange |
|---|---|---|---|
| TOU | Tourmaline Oil Corp. | CA | TSX |
| VRY | Petro-Victory Energy Corp. | CA | TSXV |
| WIL | Wilton Resources Inc. | CA | TSXV |
| WRG | Western Energy Services Corp. | CA | TSX |
| SOUC | Southern Energy Corp | UK | LSE |
| ZEN | Zenith Energy Ltd. | UK | LSE |
| 1SD | Smart Sand Inc | DE | F |
| SQZ | Serica Energy PLC | DE | F |
| UI51 | Waste Connections Inc | DE | F |
| TOT | TotalEnergies SE | IT | MI |
| AZEV3 | Azevedo & Travassos S.A | BR | SA |
| 002207 | Xinjiang Zhundong Petroleum | CN | SHE |
| 300483 | Sino Prima Gas Technology Co Ltd | CN | SHE |