| Symbol | Name | Country | Exchange |
|---|---|---|---|
| AIL | Air Liquide SA | DE | F |
| CFJA | Ceres Power Holdings PLC | DE | F |
| FEY2 | FuelCell Energy Inc | DE | F |
| JMT2 | Johnson Matthey PLC | DE | F |
| 033530 | Sejong Industrial | KR | KO |
| 271940 | Iljin HySolus Co Ltd | KR | KO |
| 288620 | S-Fuelcell co. Ltd | KR | KQ |
| 336260 | Doosan Fuel Cell Co Ltd | KR | KO |
| 33626K | Doosan Fuel Cell Co. Ltd. Pfd. Series 1 | KR | KO |
| MOVE | PowerTap Hydrogen Capital Corp | CA | NEO |
| EFUEL | Everfuel AS | NO | OL |
| HPUR | Hexagon Purus As | NO | OL |
| HYN | Hynion AS | NO | OL |
| HYON | Hyon AS | NO | OL |
| HYPRO | HydrogenPro AS | NO | OL |
| SAGA | Saga Pure ASA | NO | OL |
| TECO | Teco 2030 Asa | NO | OL |
| ALGAU | Gaussin | FR | PA |
| ALHAF | Haffner Energy SA | FR | PA |
| ALHPI | Hopium SAS | FR | PA |