| 19/12/22 | 10:51:19 | 19 Dec 2022 | | Director/PDMR Shareholding | RNS |
| 13/12/22 | 07:00:03 | 13 Dec 2022 | | Transaction in Own Shares | RNS |
| 06/12/22 | 07:00:04 | 6 Dec 2022 | | Interim Results, Analyst Briefing & Investor Pres | RNS |
| 01/12/22 | 07:00:06 | 1 Dec 2022 | | Notice of Results, Analyst Call & Investor Pres | RNS |
| 22/11/22 | 07:00:05 | 22 Nov 2022 | | £9.8m Follow-On Defence Contract with NATO | RNS |
| 14/11/22 | 07:00:07 | 14 Nov 2022 | | £7.3m Defence Contract with NATO | RNS |
| 26/10/22 | 07:00:05 | 26 Oct 2022 | | Trading Update | RNS |
| 07/09/22 | 13:01:43 | 7 Sept 2022 | | Result of AGM | RNS |
| 07/09/22 | 07:00:02 | 7 Sept 2022 | | AGM Statement | RNS |
| 08/08/22 | 07:00:06 | 8 Aug 2022 | | Completion of Acquisition of Custom Power LLC. | RNS |
| 04/08/22 | 08:30:07 | 4 Aug 2022 | | Holding(s) in Company | RNS |
| 02/08/22 | 17:29:34 | 2 Aug 2022 | | Holding(s) in Company | RNS |
| 02/08/22 | 15:58:06 | 2 Aug 2022 | | Holding(s) in Company | RNS |
| 02/08/22 | 08:10:30 | 2 Aug 2022 | | Director Dealing | RNS |
| 29/07/22 | 11:31:36 | 29 Jul 2022 | | Result of GM & Open Offer & Total Voting Rights | RNS |
| 27/07/22 | 15:00:13 | 27 Jul 2022 | | Directors’ Subscriptions | RNS |
| 27/07/22 | 07:00:10 | 27 Jul 2022 | | Final Results, Analyst Briefing & Investor Pres | RNS |
| 20/07/22 | 16:56:12 | 20 Jul 2022 | | Holding(s) in Company | RNS |
| 13/07/22 | 16:35:48 | 13 Jul 2022 | | Price Monitoring Extension | RNS |
| 13/07/22 | 14:06:02 | 13 Jul 2022 | | Second Price Monitoring Extn | RNS |
| 13/07/22 | 14:00:30 | 13 Jul 2022 | | Price Monitoring Extension | RNS |
| 13/07/22 | 11:06:00 | 13 Jul 2022 | | Second Price Monitoring Extn | RNS |
| 13/07/22 | 11:01:01 | 13 Jul 2022 | | Price Monitoring Extension | RNS |
| 13/07/22 | 07:00:06 | 13 Jul 2022 | | Result of Placing, Notice of GM & Circular | RNS |
| 12/07/22 | 16:35:04 | 12 Jul 2022 | | Acquisition, Placing to raise c.£25m & Open Offer | RNS |
| 20/06/22 | 07:00:06 | 20 Jun 2022 | | Solid State awarded Transport for London contract | RNS |
| 17/05/22 | 07:00:10 | 17 May 2022 | | Solid State Awarded Power Design Appointment | RNS |
| 04/05/22 | 07:00:05 | 4 May 2022 | | Components - innovative pollination contract | RNS |
| 21/04/22 | 07:00:05 | 21 Apr 2022 | | Trading Update | RNS |
| 10/02/22 | 07:00:02 | 10 Feb 2022 | | Trading Update | RNS |
| 03/02/22 | 07:00:04 | 3 Feb 2022 | | £ Multi-million contract with BAE Systems | RNS |
| 27/01/22 | 07:00:13 | 27 Jan 2022 | | International $2.1m IoT Components Order | RNS |
| 12/01/22 | 10:49:36 | 12 Jan 2022 | | Director/PDMR Shareholding | RNS |
| 07/12/21 | 07:00:02 | 7 Dec 2021 | | Interim Results & Investor Presentation | RNS |
| 08/11/21 | 07:00:08 | 8 Nov 2021 | | Transaction in Own Shares | RNS |
| 21/10/21 | 07:00:03 | 21 Oct 2021 | | Trading Update, Notice of Results & Investor Pres | RNS |
| 08/09/21 | 14:10:16 | 8 Sept 2021 | | Result of AGM | RNS |
| 08/09/21 | 07:00:05 | 8 Sept 2021 | | AGM Statement | RNS |
| 09/08/21 | 16:40:31 | 9 Aug 2021 | | Second Price Monitoring Extn | RNS |
| 09/08/21 | 16:35:23 | 9 Aug 2021 | | Price Monitoring Extension | RNS |
| 13/07/21 | 07:00:03 | 13 Jul 2021 | | Final Results & Investor Presentation | RNS |
| 14/06/21 | 07:00:08 | 14 Jun 2021 | | Notice of Results, Analyst Call & Investor Pres | RNS |
| 17/05/21 | 07:00:15 | 17 May 2021 | | Three Year $4.56m Defence Contract | RNS |
| 22/04/21 | 07:00:03 | 22 Apr 2021 | | Trading Update | RNS |
| 14/04/21 | 13:58:49 | 14 Apr 2021 | | Holding(s) in Company | RNS |
| 14/04/21 | 13:57:12 | 14 Apr 2021 | | Holding(s) in Company | RNS |
| 12/04/21 | 10:39:36 | 12 Apr 2021 | | Total Voting Rights | RNS |
| 22/03/21 | 07:00:08 | 22 Mar 2021 | | Director/PDMR Dealing | RNS |
| 16/03/21 | 16:37:24 | 16 Mar 2021 | | Director/PDMR Shareholding | RNS |
| 03/03/21 | 07:00:07 | 3 Mar 2021 | | Acquisition of Int'l Electro-Mechanical Business | RNS |
