| Symbol | Name | Country | Exchange |
|---|---|---|---|
| GHM | Graham Corporation | US | NYSE |
| PFFVF | Pfeiffer Vacuum Technology Ag | US | OTC |
| SMCAY | Smc Corporation | US | OTC |
| SMECF | SMC Corporation | US | OTC |
| PFV | Pfeiffer Vacuum Technology AG | DE | F |
| IFCN | Inficon Holding | CH | SW |
| 6208 | Highlight Tech | TW | TWO |