| Symbol | Name | Country | Exchange |
|---|---|---|---|
| AMSSY | ams AG | US | OTC |
| AUKUF | ams AG | US | OTC |
| EDTXF | Spectral Diagnostics | US | OTC |
| FCCN | Spectral Capital Corporation | US | OTC |
| SCTQ | Spectra Sys Corp | US | OTC |
| SPKTF | Spectra Inc | US | OTC |
| SPVNF | Spectra7 Micro | US | OTC |
| KIAS | Keramika Indonesia Assosiasi | ID | JK |