Non-ownership Filings
| Total Voting Rights | May. 01, 2025 |
| Scrip Dividend Reference Price | Apr. 28, 2025 |
| Annual Financial Report | Apr. 08, 2025 |
| 2024 Annual Report and Accounts | Apr. 08, 2025 |
| Additional Listing | Apr. 02, 2025 |
| Costain awarded Urenco framework agreement | Mar. 20, 2025 |
| Costain FY 2024 | Mar. 11, 2025 |
Ownership Update Filings
| Holding(s) in Company | May. 07, 2025 |
| Holding(s) in Company | May. 06, 2025 |
| Holding(s) in Company | Apr. 25, 2025 |
| Holding(s) in Company | Apr. 22, 2025 |
| Director/PDMR Shareholding | Apr. 09, 2025 |
| Holding(s) in Company | Apr. 01, 2025 |
| Holding(s) in Company | Dec. 12, 2024 |