| 1 | PLUG | Plug Power Inc. | 11.81% |
| 2 | KRX: 336260 | Doosan Fuel Cell Co., Ltd. | 11.42% |
| 3 | BE | Bloom Energy Corporation | 10.81% |
| 4 | TSX: BLDP | Ballard Power Systems Inc. | 7.52% |
| 5 | KOSDAQ: 126340 | VINA TECH Co.,Ltd. | 4.91% |
| 6 | ITM.L | ITM Power PLC | 4.77% |
| 7 | FCEL | FuelCell Energy, Inc. | 4.61% |
| 8 | LON: CWR | Ceres Power Holdings plc | 4.51% |
| 9 | OSL: NEL | Nel ASA | 4.47% |
| 10 | HKG: 2582 | Jiangsu Guofu Hydrogen Energy Equipment Co., Ltd. | 4.33% |
| 11 | ETR: F3C | SFC Energy AG | 4.25% |
| 12 | STO: PCELL | PowerCell Sweden AB (publ) | 4.16% |
| 13 | AFC.L | AFC Energy PLC | 2.85% |
| 14 | KRX: 271940 | Iljin Hysolus Co., Ltd. | 2.51% |
| 15 | CMI | Cummins Inc. | 2.38% |
| 16 | HKG: 2570 | Shanghai REFIRE Group Limited | 2.36% |
| 17 | APD | Air Products and Chemicals, Inc. | 2.22% |
| 18 | LON: JMAT | Johnson Matthey Plc | 2.13% |
| 19 | TYO: 7203 | Toyota Motor Corporation | 2.11% |
| 20 | HKG: 2402 | Beijing SinoHytec Co., Ltd. | 2.05% |
| 21 | KOSDAQ: 382900 | Bumhan Fuel Cell Co., Ltd. | 1.53% |
| 22 | HY | Hyster-Yale, Inc. | 1.15% |
| 23 | KOSDAQ: 059090 | MiCo Ltd. | 0.72% |
| 24 | KOSDAQ: 288620 | S-Fuelcell co., Ltd. | 0.64% |
| 25 | SGX: MZH | Nanofilm Technologies International Limited | 0.43% |
| View HYDR holdings |