| 14/02/24 | 15:10:19 | 14 Feb 2024 | | Notification of PDMR Transactions |
| 07/02/24 | 14:25:03 | 7 Feb 2024 | | TR-1 |
| 19/01/24 | 12:59:12 | 19 Jan 2024 | | Result of AGM |
| 19/01/24 | 07:00:02 | 19 Jan 2024 | | AGM Statement |
| 08/01/24 | 16:36:37 | 8 Jan 2024 | | TR-1 |
| 02/01/24 | 07:00:06 | 2 Jan 2024 | | PHIL DUDDERIDGE AWARDED OBE |
| 19/12/23 | 07:00:11 | 19 Dec 2023 | | Acquisition of Sheriff Technology Limited |
| 07/12/23 | 15:58:54 | 7 Dec 2023 | | TR-1 |
| 05/12/23 | 14:02:29 | 5 Dec 2023 | | Grant of Share Options to PDMRs |
| 05/12/23 | 13:54:21 | 5 Dec 2023 | | Director Share Dealings |
| 29/11/23 | 16:51:53 | 29 Nov 2023 | | TR-1 |
| 28/11/23 | 07:00:15 | 28 Nov 2023 | | Final Results |
| 17/11/23 | 10:27:30 | 17 Nov 2023 | | TR-1 |
| 17/11/23 | 07:00:05 | 17 Nov 2023 | | TR-1 |
| 07/11/23 | 07:00:16 | 7 Nov 2023 | | TR-1 |
| 31/10/23 | 07:00:15 | 31 Oct 2023 | | Notice of Final Results |
| 14/09/23 | 07:00:03 | 14 Sept 2023 | | Trading Update for the year ended 31 August 2023 |
| 09/06/23 | 10:54:23 | 9 Jun 2023 | | Notification of PDMR Transactions |
| 16/05/23 | 07:20:34 | 16 May 2023 | | Change of Registered Office |
| 03/05/23 | 07:00:11 | 3 May 2023 | | PDMR Dealings |
| 26/04/23 | 14:39:37 | 26 Apr 2023 | | Interim Dividend Timetable Correction |
| 25/04/23 | 07:00:08 | 25 Apr 2023 | | Half year results |
| 11/04/23 | 13:28:28 | 11 Apr 2023 | | Notice of Interim Results |
| 14/03/23 | 07:00:06 | 14 Mar 2023 | | Trading Update |
| 22/02/23 | 09:25:51 | 22 Feb 2023 | | Notification of PDMR Transactions |
| 07/02/23 | 09:51:09 | 7 Feb 2023 | | PDMR Dealings |
| 03/02/23 | 12:49:21 | 3 Feb 2023 | | Result of AGM |
| 03/02/23 | 07:00:03 | 3 Feb 2023 | | AGM Statement and Update on Trading |
| 18/01/23 | 07:00:06 | 18 Jan 2023 | | Settlement of Share Options |
| 18/01/23 | 07:00:06 | 18 Jan 2023 | | Notification of PDMR Transaction |
| 16/01/23 | 11:43:35 | 16 Jan 2023 | | Settlement of Share Options |
| 22/12/22 | 11:49:49 | 22 Dec 2022 | | Grant of Share Options to PDMRs |
| 20/12/22 | 07:00:10 | 20 Dec 2022 | | Acquisition of Sonnox Limited |
| 14/12/22 | 07:00:04 | 14 Dec 2022 | | PDMR |
| 08/12/22 | 09:05:52 | 8 Dec 2022 | | Second Price Monitoring Extn |
| 08/12/22 | 09:00:28 | 8 Dec 2022 | | Price Monitoring Extension |
| 08/12/22 | 07:00:06 | 8 Dec 2022 | | Final Results |
| 07/12/22 | 11:12:09 | 7 Dec 2022 | | Share issuance to Employee Benefit Trust |
| 21/11/22 | 07:00:09 | 21 Nov 2022 | | Change to Final Results announcement date |
| 07/11/22 | 07:00:10 | 7 Nov 2022 | | Notice of Final Results |
| 27/10/22 | 13:37:48 | 27 Oct 2022 | | Holding(s) in Company |
| 03/10/22 | 18:12:41 | 3 Oct 2022 | | PDMR Dealings - amendment |
| 29/09/22 | 13:10:35 | 29 Sept 2022 | | TR-1 |
| 14/09/22 | 07:00:09 | 14 Sept 2022 | | Trading Update for the year ended 31 August 2022 |
| 11/07/22 | 08:00:04 | 11 Jul 2022 | | Issue of Management Options - Replacement |
| 22/06/22 | 07:00:07 | 22 Jun 2022 | | Issue of Management Shares |
| 14/06/22 | 17:13:36 | 14 Jun 2022 | | TR-1 |
| 14/06/22 | 17:06:55 | 14 Jun 2022 | | TR-1 |
| 13/06/22 | 17:36:15 | 13 Jun 2022 | | TR-1 |
| 06/06/22 | 07:00:09 | 6 Jun 2022 | | Launch of new audio interface product: Vocaster |
