| 17/03/22 | 07:00:04 | 17 Mar 2022 | | Additional Work Package for European Customer | RNS |
| 15/03/22 | 07:00:07 | 15 Mar 2022 | | Notice of Interim Results | RNS |
| 04/02/22 | 15:14:11 | 4 Feb 2022 | | Holding(s) in Company | RNS |
| 31/01/22 | 07:00:06 | 31 Jan 2022 | | Total Voting Rights | RNS |
| 09/12/21 | 07:00:07 | 9 Dec 2021 | | Block listing Six-Monthly Return | RNS |
| 02/12/21 | 07:18:04 | 2 Dec 2021 | | Block Listing Application | RNS |
| 01/12/21 | 12:30:49 | 1 Dec 2021 | | Director/PDMR Shareholding | RNS |
| 01/12/21 | 12:28:35 | 1 Dec 2021 | | Annual General Meeting – Voting Results | RNS |
| 30/11/21 | 07:00:02 | 30 Nov 2021 | | AGM Statement | RNS |
| 18/11/21 | 13:13:18 | 18 Nov 2021 | | Director/PDMR Shareholding | RNS |
| 09/11/21 | 07:11:34 | 9 Nov 2021 | | Director/PDMR Shareholding | RNS |
| 08/11/21 | 07:00:09 | 8 Nov 2021 | | Director Appointment | RNS |
| 05/11/21 | 11:25:36 | 5 Nov 2021 | | Additional Work Package for European Customer | RNS |
| 04/11/21 | 18:20:03 | 4 Nov 2021 | | Notice of AGM | RNS |
| 03/11/21 | 07:00:06 | 3 Nov 2021 | | Preliminary Results | RNS |
| 18/10/21 | 18:10:06 | 18 Oct 2021 | | Change to final results announcement date | RNS |
| 13/10/21 | 09:30:01 | 13 Oct 2021 | | Presentation via Investor Meet Company | RNS |
| 08/10/21 | 13:48:23 | 8 Oct 2021 | | Notice of Results | RNS |
| 19/08/21 | 07:00:07 | 19 Aug 2021 | | Non-Executive Director Appointment | RNS |
| 16/07/21 | 16:41:12 | 16 Jul 2021 | | Second Price Monitoring Extn | RNS |
| 16/07/21 | 16:35:36 | 16 Jul 2021 | | Price Monitoring Extension | RNS |
| 15/07/21 | 07:00:03 | 15 Jul 2021 | | Non-dilutive loan note subscription | RNS |
| 05/07/21 | 07:30:05 | 5 Jul 2021 | | Development Agreement | RNS |
| 28/06/21 | 07:00:12 | 28 Jun 2021 | | Litigation update and non-dilutive debt facility | RNS |
| 10/06/21 | 11:33:45 | 10 Jun 2021 | | Blocklisting Six-Monthly Return | RNS |
| 24/05/21 | 12:20:31 | 24 May 2021 | | Holding(s) in Company | RNS |
| 20/05/21 | 07:00:10 | 20 May 2021 | | Litigation Update | RNS |
| 13/05/21 | 07:00:06 | 13 May 2021 | | Project Extension | RNS |
| 12/05/21 | 07:00:03 | 12 May 2021 | | Litigation Update | RNS |
| 06/05/21 | 15:28:09 | 6 May 2021 | | Holding(s) in Company | RNS |
| 30/03/21 | 07:00:07 | 30 Mar 2021 | | Interim Results | RNS |
| 29/03/21 | 07:00:09 | 29 Mar 2021 | | Litigation Update | RNS |
| 26/03/21 | 16:41:16 | 26 Mar 2021 | | Second Price Monitoring Extn | RNS |
| 26/03/21 | 16:36:04 | 26 Mar 2021 | | Price Monitoring Extension | RNS |
| 24/03/21 | 15:36:24 | 24 Mar 2021 | | Amendment to Executive Director Service Terms | RNS |
| 16/03/21 | 14:30:07 | 16 Mar 2021 | | Notice of Results | RNS |
| 10/02/21 | 16:40:49 | 10 Feb 2021 | | Second Price Monitoring Extn | RNS |
| 10/02/21 | 16:35:58 | 10 Feb 2021 | | Price Monitoring Extension | RNS |
| 25/01/21 | 16:41:00 | 25 Jan 2021 | | Second Price Monitoring Extn | RNS |
| 25/01/21 | 16:35:48 | 25 Jan 2021 | | Price Monitoring Extension | RNS |
| 29/12/20 | 16:41:37 | 29 Dec 2020 | | Second Price Monitoring Extn | RNS |
| 29/12/20 | 16:36:50 | 29 Dec 2020 | | Price Monitoring Extension | RNS |
| 21/12/20 | 07:00:07 | 21 Dec 2020 | | Director/PDMR Shareholding | RNS |
| 11/12/20 | 11:40:01 | 11 Dec 2020 | | Blocklisting Six-Monthly Return | RNS |
| 03/12/20 | 12:10:01 | 3 Dec 2020 | | Result of AGM | RNS |
| 03/12/20 | 07:00:05 | 3 Dec 2020 | | AGM Statement | RNS |
| 25/11/20 | 07:00:08 | 25 Nov 2020 | | Grant Funding Award for Life Sciences Project | RNS |
| 17/11/20 | 17:50:06 | 17 Nov 2020 | | 2020 Annual Report and Notice of AGM | RNS |
| 22/10/20 | 16:40:49 | 22 Oct 2020 | | Second Price Monitoring Extn | RNS |
| 22/10/20 | 16:35:45 | 22 Oct 2020 | | Price Monitoring Extension | RNS |
