| 13/06/2023 | 07:06 | Director/PDMR Shareholding | |
| 12/06/2023 | 12:06 | Holding(s) in Company | |
| 19/05/2023 | 11:05 | Results of Annual General Meeting | |
| 28/04/2023 | 07:04 | Sale of ZDP shares from treasury | |
| 25/04/2023 | 17:04 | Annual Report, Financial Statement, Notice of AGM | |
| 31/03/2023 | 07:03 | Final Results for the year ended 31 December 2022 | |
| 15/03/2023 | 07:03 | Disposal | |
| 10/01/2023 | 07:01 | Company Update and Board Changes | |
| 03/01/2023 | 07:01 | Total Voting Rights | |
| 07/12/2022 | 07:12 | Result of Tender Offer |