| AFMD | Affimed |
| AKTX | Akari Therapeutics |
| ALRN | Aileron Therapeutics |
| CRVS | Corvus Pharmaceuticals |
| FRTX | Fresh Tracks Therapeutics |
| FWBI | Entero Therapeutics |
| GOVX | GeoVax Labs |
| MGTA | Dianthus Therapeutics |
| MREO | Mereo BioPharma Group |
| NTRB | Nutriband |
| PIRS | Pieris Pharmaceuticals |
| SABS | SAB Biotherapeutics |
| VCNX | Vaccinex |