| Appointment of PR and IR Adviser | 26-Apr-2022 | 07:00 | RNS |
| Acquisition of a 28.8% interest in Igraine plc | 30-Mar-2022 | 13:15 | RNS |
| Update re. St George Street Capital COVID-19 trial | 07-Mar-2022 | 07:15 | RNS |
| TR-1:Notification of major holdings | 08-Feb-2022 | 13:30 | RNS |
| Quarterly Investment Update | 07-Feb-2022 | 07:00 | RNS |