| Symbol | Name | Country | Exchange |
|---|---|---|---|
| 4568 | Koge Micro Tech Co Ltd | TW | TWO |
| 2360 | Chroma ATE Inc | TW | TW |
| APE | APS Energia S.A. | PL | WAR |
| F3C | SFC Energy AG | DE | XETRA |
| PLUN | Plug Power Inc | DE | XETRA |
| SGL | SGL Carbon SE | DE | XETRA |
| EGKLF | Elringklinger Ag | US | OTC |
| NRTZF | Noritz Corp | US | OTC |
| TMGY | Terminus Energy Inc | US | OTC |