| Symbol | Name | Country | Exchange |
|---|---|---|---|
| LGNXZ | Ligand Pharma | US | OTC |
| LGNYZ | Ligand Pharma | US | OTC |
| LGNZZ | Ligand Pharma | US | OTC |
| LIFS | Life Stem Genetics Inc | US | OTC |
| LVCLF | Living Cell Technologies Ltd | US | OTC |
| LVCLY | Living Cell Tech ADR | US | OTC |
| LXXGF | Lexagene Holdings | US | OTC |
| MBXBF | Microbix Biosystems | US | OTC |
| MCRPF | Microport Scientific | US | OTC |
| MDIT | Medite Cancer Diagnostics Inc | US | OTC |
| MEOBF | Mesoblast Ltd | US | OTC |
| NHNKF | Nihon Kohden Ord | US | OTC |
| NREG | Newregen Inc | US | OTC |
| NUFMF | Nufarm Ltd | US | OTC |
| NVYTF | Novacyt | US | OTC |
| OXBDF | Oxford Biomedical Lt | US | OTC |
| PBIO | Pressure Biosciences | US | OTC |
| PHGUF | Pharming Grp Nv Leid | US | OTC |
| PMCB | Pharmacyte Biotech Inc | US | OTC |
| PTCHF | PureTech Health plc | US | OTC |