| 30/07/26 | 13:18:15 | 30 Jul 2026 | | Holding(s) in Company | RNS |
| 28/07/26 | 07:00:06 | 28 Jul 2026 | | Board Changes and Reconfirmation of FY26 Outlook | RNS |
| 20/05/26 | 07:00:03 | 20 May 2026 | | 2026 Interim Results | RNS |
| 08/05/26 | 07:00:05 | 8 May 2026 | | Investor Presentation via Investor Meet Company | RNS |
| 06/05/26 | 07:00:06 | 6 May 2026 | | Property Lease Renewal | RNS |
| 30/04/26 | 07:00:03 | 30 Apr 2026 | | FY26 Trading Update & Notice of Interim Results | RNS |
| 02/03/26 | 07:36:24 | 2 Mar 2026 | | Holding(s) in Company | RNS |
| 03/02/26 | 11:35:25 | 3 Feb 2026 | | Result of 2026 AGM | RNS |
| 03/02/26 | 07:00:02 | 3 Feb 2026 | | 2026 Annual General Meeting & Trading Update | RNS |
| 08/01/26 | 17:00:00 | 8 Jan 2026 | | Notice of 2026 Annual General Meeting | RNS |
| 18/12/25 | 07:00:03 | 18 Dec 2025 | | 2025 Final Results | RNS |
| 10/12/25 | 07:00:09 | 10 Dec 2025 | | Notice of Results and Investor Presentation | RNS |
| 21/10/25 | 07:00:08 | 21 Oct 2025 | | Trading Update & Notice of FY25 Results | RNS |
| 03/06/25 | 07:00:04 | 3 Jun 2025 | | 2025 Interim Results | RNS |
| 23/05/25 | 07:00:09 | 23 May 2025 | | Notice of Results and Investor Presentation | RNS |
| 22/05/25 | 08:30:00 | 22 May 2025 | | Holding(s) in Company | RNS |
| 21/03/25 | 10:12:21 | 21 Mar 2025 | | Change of Name Effective | RNS |
| 21/03/25 | 07:00:10 | 21 Mar 2025 | | Change of Name Effective | RNS |
| 20/03/25 | 12:02:58 | 20 Mar 2025 | | Results of 2025 Annual General Meeting | RNS |
| 20/03/25 | 07:00:07 | 20 Mar 2025 | | 2025 Annual General Meeting & Trading Update | RNS |
| 19/03/25 | 07:00:05 | 19 Mar 2025 | | Hydrogen Storage Contract Placement | RNS |
| 05/03/25 | 14:30:00 | 5 Mar 2025 | | Holding(s) in Company | RNS |
| 25/02/25 | 07:00:10 | 25 Feb 2025 | | Notice of Annual General Meeting | RNS |
| 05/02/25 | 07:20:52 | 5 Feb 2025 | | 2024 Full-Year Results | RNS |
| 05/02/25 | 07:00:07 | 5 Feb 2025 | | Proposed Change of Name and TIDM | RNS |
| 28/01/25 | 07:00:08 | 28 Jan 2025 | | Notice of Results and Investor Presentation | RNS |
| 28/01/25 | 07:00:06 | 28 Jan 2025 | | Defence Contract Placement | RNS |
| 01/11/24 | 12:00:00 | 1 Nov 2024 | | Board Change | RNS |
| 01/11/24 | 10:38:47 | 1 Nov 2024 | | PDMR / PCA Shareholding | RNS |
| 24/10/24 | 07:00:04 | 24 Oct 2024 | | Major Contract Placement | RNS |
| 18/10/24 | 14:03:53 | 18 Oct 2024 | | PDMR/PCA Shareholding | RNS |
| 09/10/24 | 07:00:05 | 9 Oct 2024 | | Completion of Sale of PMC Division | RNS |
| 27/09/24 | 15:40:00 | 27 Sept 2024 | | Sale of PMC and Board Changes | RNS |
| 20/09/24 | 07:00:02 | 20 Sept 2024 | | Update on Sale of PMC Division & Trading | RNS |
| 25/06/24 | 07:00:04 | 25 Jun 2024 | | 2024 Interim Results | RNS |
| 21/03/24 | 12:10:03 | 21 Mar 2024 | | Results of 2024 Annual General Meeting | RNS |
| 14/03/24 | 07:00:06 | 14 Mar 2024 | | Contract Placements and Update on Sale of PMC | RNS |
| 14/02/24 | 07:00:06 | 14 Feb 2024 | | Notice of 2024 Annual General Meeting | RNS |
| 30/01/24 | 07:00:07 | 30 Jan 2024 | | 2023 Full-Year Results | RNS |
| 16/11/23 | 07:00:13 | 16 Nov 2023 | | Debt Refinancing and Grant of Warrants | RNS |
| 24/10/23 | 07:00:08 | 24 Oct 2023 | | Debt Refinancing - Agreement in Principle | RNS |
| 09/10/23 | 09:28:40 | 9 Oct 2023 | | Holding(s) in Company | RNS |
| 05/10/23 | 15:56:03 | 5 Oct 2023 | | Holding(s) in Company | RNS |
| 05/10/23 | 15:52:27 | 5 Oct 2023 | | Holding(s) in Company | RNS |
| 05/10/23 | 14:38:08 | 5 Oct 2023 | | Holding(s) in Company | RNS |
| 04/10/23 | 15:10:07 | 4 Oct 2023 | | Holding(s) in Company | RNS |
| 03/10/23 | 07:00:05 | 3 Oct 2023 | | Post-Close Update | RNS |
| 11/08/23 | 14:24:46 | 11 Aug 2023 | | Holding(s) in Company | RNS |
| 27/06/23 | 07:00:03 | 27 Jun 2023 | | 2023 Interim Results | RNS |
| 13/06/23 | 11:40:49 | 13 Jun 2023 | | Result of General Meeting | RNS |
