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Costain Group (COST) Share Price

Price 184.80p on 21-04-2026 at 18:50:06
Change -1.60p -0.86%
Buy 185.60p
Sell 184.80p
Last Trade: Buy 4,302.00 at 185.748p
Day's Volume: 441,391
Last Close: 184.80p
Open: 195.60p
ISIN: GB00B64NSP76
Day's Range 184.20p - 195.60p
52wk Range: 103.80p - 203.50p
Market Capitalisation: £496.45m
VWAP: 185.74453p
Shares in Issue: 268.64m

Costain Group (COST) Latest Trades

Buy/Sell Volume Trade Prc Trade Type Trade Time
Buy* 4,302 185.748p SI Trade
Negotiated Trade
16:47:04 - 21-Apr-26
Buy* 40,000 185.1506p Ordinary
16:37:25 - 21-Apr-26
Sell* 123,691 184.80p Uncrossing Trade
16:35:15 - 21-Apr-26
Buy* 703 185.20p SI Trade
16:29:28 - 21-Apr-26
Sell* 803 184.80p Automatic Execution
16:28:16 - 21-Apr-26
Sell* 725 184.80p Automatic Execution
16:27:45 - 21-Apr-26
Sell* 134 184.80p Automatic Execution
16:27:45 - 21-Apr-26
Sell* 723 185.00p Automatic Execution
16:26:26 - 21-Apr-26
Sell* 321 185.00p Automatic Execution
16:26:26 - 21-Apr-26
Sell* 897 185.00p Automatic Execution
16:26:26 - 21-Apr-26
See more Costain Group trades

Costain Group (COST) Share Price History

Time period:
to
Date Open High Low Close Volume
21st Apr 2026 (Tue) 195.60 195.60 184.20 184.80 441,391
20th Apr 2026 (Mon) 187.40 189.40 186.00 186.40 456,745
17th Apr 2026 (Fri) 189.80 191.20 185.40 191.20 1,222,625
16th Apr 2026 (Thu) 198.40 198.40 187.60 189.00 1,167,538
15th Apr 2026 (Wed) 196.80 200.00 192.00 193.20 491,624
14th Apr 2026 (Tue) 190.00 199.00 190.00 198.20 972,859
13th Apr 2026 (Mon) 198.20 198.80 195.40 195.60 454,458
10th Apr 2026 (Fri) 196.20 203.50 196.20 199.60 986,020
9th Apr 2026 (Thu) 198.00 198.00 192.40 197.00 2,507,182
8th Apr 2026 (Wed) 197.40 199.40 195.00 195.00 4,716,889
7th Apr 2026 (Tue) 193.00 193.00 187.00 188.40 1,331,454
6th Apr 2026 (Mon) 189.60 189.60 189.60 189.60 0
3rd Apr 2026 (Fri) 189.60 189.60 189.60 189.60 0
2nd Apr 2026 (Thu) 190.00 192.00 184.80 189.60 624,892
1st Apr 2026 (Wed) 184.80 190.00 184.80 189.80 2,078,379
31st Mar 2026 (Tue) 175.80 183.20 175.80 181.40 3,849,725
30th Mar 2026 (Mon) 183.60 183.80 179.60 180.80 548,105
27th Mar 2026 (Fri) 192.60 192.60 182.80 184.00 570,561
26th Mar 2026 (Thu) 186.00 193.80 186.00 192.60 779,109
25th Mar 2026 (Wed) 189.40 192.80 188.80 191.40 668,116
24th Mar 2026 (Tue) 186.20 188.60 181.40 186.40 555,566
23rd Mar 2026 (Mon) 186.00 190.40 174.60 186.40 931,529
See more Costain Group price history

Costain Group (COST) Regulatory News

Date Source Headline
21st Apr 2026 5:15 pm RNS Holding(s) in Company
16th Apr 2026 4:59 pm RNS Holding(s) in Company
15th Apr 2026 3:16 pm RNS Transaction in Own Shares
15th Apr 2026 3:05 pm RNS Director/PDMR Shareholding
14th Apr 2026 3:29 pm RNS Director Declaration
13th Apr 2026 11:20 am RNS Director/PDMR Shareholding
8th Apr 2026 10:30 am RNS Transaction in Own Shares
2nd Apr 2026 11:19 am RNS Annual Financial Report
1st Apr 2026 10:30 am RNS Transaction in Own Shares
1st Apr 2026 9:30 am RNS Director/PDMR Shareholding
See more Costain Group regulatory news

Costain Group (COST) Share News

TRADING UPDATES: SRT Marine upsizes retail offer after strong demand

15th Apr 2026 21:42

(Alliance News) - The following is a round-up of updates by London-listed companies, issued on Wednesday and not separately reported by Alliance News: Read More

UPDATE: Intertek launches strategic review, names Mogford new chair

14th Apr 2026 12:18

(Alliance News) - Intertek Group PLC on Tuesday said that its Chair Andrew Martin will step down next month, amid a strategic review process. Read More

UK dividends calendar - next 7 days

9th Apr 2026 12:11

Read More

IN BRIEF: Costain wins GBP45 million Severn Trent contract

18th Mar 2026 11:53

Costain Group PLC - Maidenhead, England-based construction and engineering company - Severn Trent PLC has selected Costain to deliver "critical infrastructure upgrades" at its Rugby Newbold Sewage Treatment Works, in a programme valued at around GBP45 million and set to run until 2028. Costain says it will be the principal designer and contractor, "designing and building new facilities and upgrading systems to improve operational resilience and increase the site's feed and storm capacity." Notes that the contract builds on the firms' existing partnership which started with a 2010 AMP5 framework contract. This "has since been extended through the AMP6, AMP7 and AMP8 regulatory cycles, taking the partnership to at least 2030." Read More

LONDON BROKER RATINGS: Barclays cuts Unite Group to 'equal weight'

17th Mar 2026 09:38

(Alliance News) - The following London-listed shares received analyst recommendations Tuesday morning and on Monday: Read More

See more Costain Group news
FTSE 100 Latest
Value10,498.09
Change-110.99

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