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RNS Number : 5545R Costain Group PLC 18 July 2025
18(th) July 2025
Costain Group PLC
Transaction in own shares
Costain Group PLC ("Costain", "the Group" or "the Company") announces that, in
accordance with the terms of its share buyback programme (the "Buyback
Programme") announced on 16(th) June 2025, it has purchased the following
number of its ordinary shares of 1 pence each ("Ordinary Shares") on the
London Stock Exchange through Investec.
Date of Purchase 17(th) July 2025
Number of Ordinary Shares purchased 72,540
Weighted average price per day (pence) 153.8626
Highest price per share (pence) 154.80
Lowest price per share (pence) 153.00
The purchased Ordinary Shares will be cancelled. The Company does not hold any
Ordinary Shares in treasury.
Costain has now purchased 2,582,049 Ordinary Shares in aggregate for
cancellation under the Buyback Programme. Following settlement of the above
purchases and cancellation of the purchased Ordinary Shares, the Group's total
number of Ordinary Shares in issue will be 270,416,426 Ordinary Shares.
Details of Trades:
Aggregate information
Venue Volume-weighted average price (p) Aggregated volume Lowest price per share (p) Highest price per share (p)
XLON 153.8626 72,540 153.00 154.80
Individual Transactions
In accordance with Article 5(1)(b) of Regulation (EU) No 596/2014 as it
applies in the UK (the Market Abuse Regulation), the table below contains
detailed information of the individual trades made by Investec on behalf of
Costain as part of the Buyback Programme.
Date and time of each trade Number of shares purchased Price (pence per share) Trading Venue Transaction Reference Number
17 July 2025 11:05:11 46 153.00 XLON 00345021816TRLO1
17 July 2025 11:05:11 509 153.00 XLON 00345021817TRLO1
17 July 2025 11:05:11 453 153.00 XLON 00345021818TRLO1
17 July 2025 11:05:37 703 153.00 XLON 00345021825TRLO1
17 July 2025 12:14:33 98 153.20 XLON 00345024452TRLO1
17 July 2025 12:14:33 881 153.20 XLON 00345024451TRLO1
17 July 2025 12:14:34 74 153.20 XLON 00345024453TRLO1
17 July 2025 12:14:39 88 153.20 XLON 00345024456TRLO1
17 July 2025 12:37:42 57 153.00 XLON 00345025257TRLO1
17 July 2025 12:37:42 568 153.00 XLON 00345025255TRLO1
17 July 2025 12:37:42 625 153.00 XLON 00345025256TRLO1
17 July 2025 12:37:42 625 153.00 XLON 00345025254TRLO1
17 July 2025 12:37:42 625 153.00 XLON 00345025253TRLO1
17 July 2025 12:37:42 116 153.20 XLON 00345025259TRLO1
17 July 2025 12:37:42 281 153.20 XLON 00345025258TRLO1
17 July 2025 12:37:42 308 153.20 XLON 00345025261TRLO1
17 July 2025 12:37:42 630 153.20 XLON 00345025260TRLO1
17 July 2025 13:05:24 1,233 153.00 XLON 00345025998TRLO1
17 July 2025 13:19:52 1,620 153.40 XLON 00345026298TRLO1
17 July 2025 13:19:52 9,174 153.40 XLON 00345026297TRLO1
17 July 2025 13:19:54 2,441 153.60 XLON 00345026299TRLO1
17 July 2025 13:19:57 57 153.80 XLON 00345026301TRLO1
17 July 2025 13:19:57 342 153.80 XLON 00345026300TRLO1
17 July 2025 13:20:03 2,400 153.60 XLON 00345026305TRLO1
17 July 2025 13:20:07 2,445 153.40 XLON 00345026306TRLO1
17 July 2025 13:21:39 1,987 154.00 XLON 00345026328TRLO1
17 July 2025 13:23:11 1 154.80 XLON 00345026354TRLO1
17 July 2025 13:23:11 1,110 154.80 XLON 00345026353TRLO1
17 July 2025 13:23:11 1,912 154.60 XLON 00345026355TRLO1
17 July 2025 13:30:02 587 154.40 XLON 00345026556TRLO1
17 July 2025 13:30:02 155 154.40 XLON 00345026559TRLO1
17 July 2025 13:30:02 874 154.40 XLON 00345026557TRLO1
17 July 2025 13:30:02 917 154.40 XLON 00345026558TRLO1
17 July 2025 13:31:01 81 154.40 XLON 00345026615TRLO1
17 July 2025 13:31:01 1,139 154.40 XLON 00345026614TRLO1
17 July 2025 13:40:38 638 154.00 XLON 00345026941TRLO1
17 July 2025 13:40:38 1,277 154.00 XLON 00345026940TRLO1
17 July 2025 13:40:38 115 154.00 XLON 00345026942TRLO1
17 July 2025 13:40:38 564 154.40 XLON 00345026943TRLO1
17 July 2025 13:40:40 233 154.00 XLON 00345026944TRLO1
17 July 2025 13:56:11 1,194 154.00 XLON 00345027603TRLO1
17 July 2025 13:58:57 1,761 154.00 XLON 00345027714TRLO1
17 July 2025 13:58:57 646 154.00 XLON 00345027715TRLO1
17 July 2025 14:03:47 159 153.80 XLON 00345027874TRLO1
17 July 2025 14:03:47 487 153.80 XLON 00345027875TRLO1
17 July 2025 14:03:47 602 153.80 XLON 00345027876TRLO1
17 July 2025 14:03:47 15,000 154.00 XLON 00345027877TRLO1
17 July 2025 14:03:47 171 153.60 XLON 00345027878TRLO1
17 July 2025 14:03:53 406 154.20 XLON 00345027883TRLO1
17 July 2025 14:25:44 606 154.40 XLON 00345028797TRLO1
17 July 2025 14:50:13 82 154.60 XLON 00345030664TRLO1
17 July 2025 14:50:13 504 154.60 XLON 00345030663TRLO1
17 July 2025 14:50:46 621 154.40 XLON 00345030720TRLO1
17 July 2025 14:50:48 584 154.20 XLON 00345030730TRLO1
17 July 2025 14:50:49 64 154.40 XLON 00345030732TRLO1
17 July 2025 14:50:49 131 154.40 XLON 00345030731TRLO1
17 July 2025 14:50:51 269 154.20 XLON 00345030733TRLO1
17 July 2025 14:50:51 315 154.20 XLON 00345030734TRLO1
17 July 2025 14:50:53 104 154.20 XLON 00345030736TRLO1
17 July 2025 14:50:55 1,438 154.20 XLON 00345030737TRLO1
17 July 2025 14:50:59 157 154.20 XLON 00345030738TRLO1
17 July 2025 14:51:00 235 154.20 XLON 00345030739TRLO1
17 July 2025 14:51:04 72 154.20 XLON 00345030743TRLO1
17 July 2025 14:51:05 129 154.20 XLON 00345030744TRLO1
17 July 2025 14:51:09 81 154.20 XLON 00345030746TRLO1
17 July 2025 14:51:12 584 154.00 XLON 00345030748TRLO1
17 July 2025 14:51:17 72 154.20 XLON 00345030752TRLO1
17 July 2025 14:51:22 85 154.20 XLON 00345030753TRLO1
17 July 2025 14:55:11 383 154.60 XLON 00345031027TRLO1
17 July 2025 15:01:03 383 154.40 XLON 00345031370TRLO1
17 July 2025 15:01:03 842 154.40 XLON 00345031371TRLO1
17 July 2025 15:44:31 596 154.20 XLON 00345033751TRLO1
17 July 2025 15:53:19 616 154.00 XLON 00345034037TRLO1
17 July 2025 15:53:19 616 154.00 XLON 00345034036TRLO1
17 July 2025 15:53:20 683 153.80 XLON 00345034038TRLO1
17 July 2025 16:01:44 585 154.20 XLON 00345034894TRLO1
17 July 2025 16:01:44 1 154.40 XLON 00345034895TRLO1
17 July 2025 16:01:44 2 154.40 XLON 00345034896TRLO1
17 July 2025 16:01:44 65 154.40 XLON 00345034897TRLO1
17 July 2025 16:06:34 585 154.20 XLON 00345035216TRLO1
17 July 2025 16:06:34 585 154.20 XLON 00345035215TRLO1
17 July 2025 16:06:34 131 154.40 XLON 00345035217TRLO1
17 July 2025 16:06:34 262 154.40 XLON 00345035218TRLO1
17 July 2025 16:06:36 392 154.60 XLON 00345035219TRLO1
17 July 2025 16:06:36 550 154.60 XLON 00345035220TRLO1
17 July 2025 16:06:36 578 154.60 XLON 00345035221TRLO1
17 July 2025 16:10:04 62 154.80 XLON 00345035428TRLO1
17 July 2025 16:10:04 75 154.80 XLON 00345035429TRLO1
Enquiries:
Investors and analysts Matt.Jones@costain.com
Matt Jones, Costain +44 (0) 7860 922 341
Financial media - Headland costain@headlandconsultancy.com
Andy Rivett-Carnac +44 (0) 7968 997365
Charlie Twigg +44 (0) 7946 494568
Issuer name: Costain Group PLC
LEI: 213800PKIJBZ2EDTKC88
ISIN: GB00B64NSP76
Classification: 2.4. Acquisition or disposal of the issuer's own shares
Intermediary name: Investec
Intermediary Code: MIDLGB22XXX
Timezone: BST
Currency: GBp
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