| Appointment of Chief Executive Officer | 06:00:11 | 1 Jun 2023 | |
| Appointment of Chief Executive Officer | 06:00:04 | 26 May 2023 | |
| DEFRA Contract Extension | 06:00:04 | 25 May 2023 | |
| Share Scheme Directors Dealings Voting Rights | 06:00:11 | 3 May 2023 | |
| Directors / PDMR Dealings | 13:25:19 | 27 Apr 2023 | |
| Employee Shares Directors Dealings Voting Rights | 16:43:45 | 4 Apr 2023 | |
| Result of AGM | 13:54:43 | 28 Mar 2023 | |
| Second Price Monitoring Extn | 16:40:32 | 21 Mar 2023 | |
| Price Monitoring Extension | 16:35:29 | 21 Mar 2023 | |
| Significant UK Central Government Contract | 07:00:01 | 21 Mar 2023 | |
| Employee Share Scheme, Directors Dealings and TVR | 11:50:39 | 3 Mar 2023 | |
| Directorate Changes | 07:00:10 | 28 Feb 2023 | |
| Employee Share Scheme, Directors Dealings and TVR | 17:56:46 | 3 Feb 2023 | |
| Holding(s) in Company | 12:05:51 | 1 Feb 2023 | |
| Preliminary Results | 07:00:04 | 27 Jan 2023 | |
| Employee Share Scheme, Directors Dealings and TVR | 11:23:19 | 4 Jan 2023 | |
| Trading Statement | 07:00:02 | 15 Dec 2022 | |
| Total Voting Rights | 17:00:58 | 5 Dec 2022 | |
| Grant of Options | 07:00:04 | 5 Dec 2022 | |
| Director/PDMR Shareholding | 14:22:30 | 4 Nov 2022 |