| 30/09/21 | 07:00:12 | 30 Sept 2021 | | Acquisition of Piksel Industry Solutions Limited | RNS |
| 29/09/21 | 07:00:09 | 29 Sept 2021 | | Exercise of Options | RNS |
| 09/09/21 | 16:11:28 | 9 Sept 2021 | | Result of AGM | RNS |
| 31/08/21 | 07:00:10 | 31 Aug 2021 | | Save As You Earn Share Option Scheme | RNS |
| 09/08/21 | 07:00:07 | 9 Aug 2021 | | Publication of Annual Report and Notice of AGM | RNS |
| 26/07/21 | 07:00:09 | 26 Jul 2021 | | Issue of Equity | RNS |
| 23/07/21 | 14:55:55 | 23 Jul 2021 | | Holding(s) in Company | RNS |
| 23/07/21 | 11:26:28 | 23 Jul 2021 | | Holding(s) in Company | RNS |
| 15/07/21 | 07:00:03 | 15 Jul 2021 | | Preliminary Results Announcement FY21 | RNS |
| 08/07/21 | 07:00:05 | 8 Jul 2021 | | Board Change | RNS |
| 07/07/21 | 07:00:01 | 7 Jul 2021 | | Holding(s) in Company | RNS |
| 15/06/21 | 07:00:09 | 15 Jun 2021 | | Delay of Full Year Results | RNS |
| 28/05/21 | 07:00:06 | 28 May 2021 | | Exercise of options | RNS |
| 14/05/21 | 07:00:02 | 14 May 2021 | | Issue of Equity | RNS |
| 28/04/21 | 07:00:05 | 28 Apr 2021 | | Directorate Change | RNS |
| 13/04/21 | 17:27:23 | 13 Apr 2021 | | Holding(s) in Company | RNS |
| 12/04/21 | 14:47:01 | 12 Apr 2021 | | Holding(s) in Company | RNS |
| 06/04/21 | 07:00:06 | 6 Apr 2021 | | Trading Statement | RNS |
| 01/04/21 | 07:00:08 | 1 Apr 2021 | | Exercise of Options | RNS |
| 09/03/21 | 17:00:07 | 9 Mar 2021 | | Director/PDMR Shareholding | RNS |
| 08/03/21 | 12:52:11 | 8 Mar 2021 | | Holding(s) in Company | RNS |
| 22/02/21 | 15:15:06 | 22 Feb 2021 | | Holding(s) in Company | RNS |
| 19/02/21 | 15:21:30 | 19 Feb 2021 | | Holding(s) in Company | RNS |
| 19/02/21 | 12:43:18 | 19 Feb 2021 | | Holding(s) in Company | RNS |
| 08/01/21 | 07:00:02 | 8 Jan 2021 | | Exercise of Options | RNS |
| 06/01/21 | 16:52:29 | 6 Jan 2021 | | Holding(s) in Company | RNS |
| 06/01/21 | 16:52:01 | 6 Jan 2021 | | Holding(s) in Company | RNS |
| 06/01/21 | 16:38:47 | 6 Jan 2021 | | Holding(s) in Company | RNS |
| 23/12/20 | 07:00:03 | 23 Dec 2020 | | Director/PDMR Shareholding | RNS |
| 22/12/20 | 17:13:38 | 22 Dec 2020 | | Holding(s) in Company | RNS |
| 22/12/20 | 15:28:18 | 22 Dec 2020 | | Holding(s) in Company | RNS |
| 21/12/20 | 17:18:45 | 21 Dec 2020 | | Holding(s) in Company | RNS |
| 09/12/20 | 07:01:02 | 9 Dec 2020 | | Issue of Options | RNS |
| 09/12/20 | 07:00:04 | 9 Dec 2020 | | Exercise of Options | RNS |
| 08/12/20 | 07:00:03 | 8 Dec 2020 | | Completion of Restitution Scheme | RNS |
| 30/11/20 | 07:00:06 | 30 Nov 2020 | | Restitution Scheme Update | RNS |
| 24/11/20 | 07:00:02 | 24 Nov 2020 | | Restitution Scheme Update | RNS |
| 23/11/20 | 07:00:08 | 23 Nov 2020 | | Director/PDMR Shareholding and Total Voting Rights | RNS |
| 12/11/20 | 07:01:07 | 12 Nov 2020 | | Half Year Results | RNS |
| 12/11/20 | 07:00:05 | 12 Nov 2020 | | End of formal sale process | RNS |
| 02/11/20 | 16:00:06 | 2 Nov 2020 | | Rule 2.9 Announcement | RNS |
| 02/11/20 | 16:00:06 | 2 Nov 2020 | | Restitution Scheme Update | RNS |
| 19/10/20 | 07:02:05 | 19 Oct 2020 | | Rule 2.9 Announcement | RNS |
| 19/10/20 | 07:01:07 | 19 Oct 2020 | | Restitution Scheme Update | RNS |
| 19/10/20 | 07:00:07 | 19 Oct 2020 | | Exercise of Options | RNS |
| 15/10/20 | 07:00:02 | 15 Oct 2020 | | Trading Update | RNS |
| 12/10/20 | 07:00:08 | 12 Oct 2020 | | Rule 2.9 Announcement | RNS |
| 12/10/20 | 07:00:07 | 12 Oct 2020 | | Restitution Scheme Update | RNS |
| 09/10/20 | 07:00:03 | 9 Oct 2020 | | Rule 2.9 Announcement | RNS |
| 09/10/20 | 07:00:02 | 9 Oct 2020 | | Exercise of Options | RNS |
