| 19/08/26 | 07:00:04 | 19 Aug 2026 | | Open Letter to Shareholders | RNS |
| 25/06/26 | 16:35:00 | 25 Jun 2026 | | Proposed Fundraising to raise up to £4m | RNS |
| 18/06/26 | 07:00:07 | 18 Jun 2026 | | Meridian: Accelerator Identity & Platform Launch | RNS |
| 05/02/26 | 08:13:45 | 5 Feb 2026 | | Appointment of CEO, update on ATM, and PDMR | RNS |
| 01/10/25 | 07:00:09 | 1 Oct 2025 | | Second Classified AI Product Build | RNS |
| 26/09/25 | 07:00:08 | 26 Sept 2025 | | Live Broadcast of Interview with Lord Houghton | RNS |
| 24/09/25 | 07:00:13 | 24 Sept 2025 | | Exercise of Warrants | RNS |
| 18/09/25 | 12:30:00 | 18 Sept 2025 | | Notice of Annual General Meeting | RNS |
| 18/09/25 | 07:00:13 | 18 Sept 2025 | | Defence Holdings to Host Broadcast with SLT | RNS |
| 11/09/25 | 07:00:16 | 11 Sept 2025 | | First AI Product Build in Information Operations | RNS |
| 09/09/25 | 16:30:00 | 9 Sept 2025 | | Exercise of Warrants | RNS |
| 09/09/25 | 07:00:04 | 9 Sept 2025 | | Vice Chairman Appointed to NATO NIAG CoW | RNS |
| 08/09/25 | 07:00:10 | 8 Sept 2025 | | Appointment of Non-Executive Chairman | RNS |
| 04/09/25 | 07:00:10 | 4 Sept 2025 | | Unveiling of First Classified AI Product | RNS |
| 02/09/25 | 07:00:09 | 2 Sept 2025 | | Update on Strategic Partnership with Whitespace | RNS |
| 27/08/25 | 07:00:09 | 27 Aug 2025 | | Appointment of Vice President | RNS |
| 26/08/25 | 17:43:15 | 26 Aug 2025 | | TR-1: Standard notification of major holdings | RNS |
| 21/08/25 | 10:38:16 | 21 Aug 2025 | | Broadcast Live Management Update | RNS |
| 19/08/25 | 07:00:06 | 19 Aug 2025 | | Completion of Partnership with Whitespace | RNS |
| 18/08/25 | 07:00:05 | 18 Aug 2025 | | Appointment of Chief Technology Officer | RNS |
| 14/08/25 | 07:00:03 | 14 Aug 2025 | | Defence Holdings and Whitespace Sign LOI | RNS |
| 13/08/25 | 14:00:01 | 13 Aug 2025 | | Operational Update | RNS |
| 13/08/25 | 10:51:45 | 13 Aug 2025 | | Operational Update | RNS |
| 29/07/25 | 11:52:03 | 29 Jul 2025 | | Director/PDMR Shareholding | RNS |
| 28/07/25 | 12:54:46 | 28 Jul 2025 | | Publication of Prospectus | RNS |
| 21/07/25 | 07:00:08 | 21 Jul 2025 | | Annual results | RNS |
| 09/07/25 | 13:37:59 | 9 Jul 2025 | | Results of General Meeting | RNS |
| 01/07/25 | 13:37:37 | 1 Jul 2025 | | Notice of General Meeting | RNS |
| 16/06/25 | 08:35:44 | 16 Jun 2025 | | Interim results | RNS |
| 10/06/25 | 07:00:13 | 10 Jun 2025 | | Proposed Board Appointment and Operational Update | RNS |
| 05/06/25 | 07:00:19 | 5 Jun 2025 | | Key Themes from the UK Strategic Defence Review | RNS |
| 30/05/25 | 08:30:32 | 30 May 2025 | | Closing of Broker Option and Final Allocation | RNS |
| 29/05/25 | 18:19:29 | 29 May 2025 | | Placing, Conditional Placing & Subscription | RNS |
| 29/05/25 | 16:47:09 | 29 May 2025 | | Proposed Board Appointment and Operational Update | RNS |
| 27/05/25 | 07:00:14 | 27 May 2025 | | Five Year Strategic Plan and Investor Call | RNS |
| 23/05/25 | 07:00:08 | 23 May 2025 | | Proposed Board Appointment | RNS |
| 22/05/25 | 07:00:09 | 22 May 2025 | | Proposed Board Appointment | RNS |
| 21/05/25 | 07:00:10 | 21 May 2025 | | Rebrand to Defence Holdings PLC (ALRT) | RNS |
