| Director/PDMR Shareholding | 20/12/21 | 15:45 | RNS |
| Director/PDMR Shareholding | 17/12/21 | 15:45 | RNS |
| IQGeo Selected by Major US Electrical Utility Firm | 16/12/21 | 10:30 | RNS |
| Holding(s) in Company | 13/12/21 | 16:30 | RNS |
| Director/PDMR Shareholding | 13/12/21 | 16:15 | RNS |
| Exercise of Options and Total Voting Rights | 13/12/21 | 07:00 | RNS |
| Director/PDMR Shareholding | 06/12/21 | 07:00 | RNS |
| Director/PDMR Shareholding | 29/11/21 | 15:30 | RNS |
| Director/PDMR Shareholding | 15/11/21 | 12:15 | RNS |
| Director/PDMR Shareholding | 08/11/21 | 12:31 | RNS |
| Director/PDMR Shareholding | 11/10/21 | 09:15 | RNS |
| Director/PDMR Shareholding | 27/09/21 | 11:45 | RNS |
| Director/PDMR Shareholding | 20/09/21 | 12:00 | RNS |
| Holding(s) in Company | 13/09/21 | 13:30 | RNS |
| Half-year Report | 13/09/21 | 07:00 | RNS |