| Symbol | Name | Country | Exchange |
|---|---|---|---|
| FSXXF | First Sensor Ag | US | OTC |
| 080520 | ODTech Co. Ltd | KR | KQ |
| 600703 | Sanan Optoelectronics Co Ltd | CN | SHG |
| 3234 | TrueLight | TW | TWO |
| 2340 | Optotech Corp | TW | TW |
| SIS | First Sensor AG | DE | XETRA |
| AMSSD | AMSSD | US | US |
| DQW1 | ams AG | DE | F |
| JEN | Jenoptik AG | DE | F |
| XFAB | X Fab Silicon Foundries EV | FR | PA |
| 0QWC | Ams AG | GB | LSE |
| 0ZPV | Jenoptik AG | GB | LSE |