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UBS Group AG-Investment Bank & Global Wealth Management, acting through UBS AG, notified Costain Group PLC of an acquisition of voting rights. The notification, dated 16 December 2025, stated that on 12 December 2025, their total voting rights in Costain Group PLC reached 7.720744% (20,592,374 voting rights), up from a previously notified position of 5.900334%.
| Date | 16 Dec 2025 |
| Time | 15:40:32 |
| Category | Holding(s) in company |
| ID | 8182L |
TR-1: Standard form for notification of major holdings
1. Issuer Details
ISIN
GB00B64NSP76
Issuer Name
COSTAIN GROUP PLC
UK or Non-UK Issuer
UK
2. Reason for Notification
An acquisition or disposal of voting rights
3. Details of person subject to the notification obligation
Name
UBS Group AG-Investment Bank & Global Wealth Management
City of registered office (if applicable)
London
Country of registered office (if applicable)
United Kingdom
4. Details of the shareholder
|
Name |
City of registered office |
Country of registered office |
|
UBS AG |
London |
United Kingdom |
5. Date on which the threshold was crossed or reached
12-Dec-2025
6. Date on which Issuer notified
16-Dec-2025
7. Total positions of person(s) subject to the notification obligation
|
% of voting rights attached to shares (total of 8.A) |
% of voting rights through financial instruments (total of 8.B 1 + 8.B 2) |
Total of both in % (8.A + 8.B) |
Total number of voting rights held in issuer |
|
|
Resulting situation on the date on which threshold was crossed or reached |
7.720744 |
0.000000 |
7.720744 |
20592374 |
|
Position of previous notification (if applicable) |
5.900334 |
0.000000 |
5.900334 |
|
8. Notified details of the resulting situation on the date on which the threshold was crossed or reached
8A. Voting rights attached to shares
|
Class/Type of shares ISIN code(if possible) |
Number of direct voting rights (DTR5.1) |
Number of indirect voting rights (DTR5.2.1) |
% of direct voting rights (DTR5.1) |
% of indirect voting rights (DTR5.2.1) |
|
GB00B64NSP76 |
|
20592374 |
|
7.720744 |
|
Sub Total 8.A |
20592374 |
7.720744% |
||
8B1. Financial Instruments according to (DTR5.3.1R.(1) (a))
|
Type of financial instrument |
Expiration date |
Exercise/conversion period |
Number of voting rights that may be acquired if the instrument is exercised/converted |
% of voting rights |
|
|
|
|
|
|
|
Sub Total 8.B1 |
|
|
|
|
8B2. Financial Instruments with similar economic effect according to (DTR5.3.1R.(1) (b))
|
Type of financial instrument |
Expiration date |
Exercise/conversion period |
Physical or cash settlement |
Number of voting rights |
% of voting rights |
|
|
|
|
|
|
|
|
Sub Total 8.B2 |
|
|
|
||
9. Information in relation to the person subject to the notification obligation
2. Full chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held starting with the ultimate controlling natural person or legal entities (please add additional rows as necessary)
|
Ultimate controlling person |
Name of controlled undertaking |
% of voting rights if it equals or is higher than the notifiable threshold |
% of voting rights through financial instruments if it equals or is higher than the notifiable threshold |
Total of both if it equals or is higher than the notifiable threshold |
|
UBS Group AG (Chain 1) |
|
|
|
|
|
UBS Group AG (Chain 1) |
UBS AG |
7.720744 |
|
7.720744% |
10. In case of proxy voting
Name of the proxy holder
The number and % of voting rights held
The date until which the voting rights will be held
11. Additional Information
12. Date of Completion
16-Dec-2025
13. Place Of Completion
Zurich, Switzerland