Costain Group (COST) Stock Chart & Stock Price History GBX 158 +1.60 (+1.02%) As of 07/25/2025 11:50 AM Eastern Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsHeadlinesInsider TradesBuy This Stock Costain Group Stock Price Performance The Costain Group (COST) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 77.53%, with a year-to-date return of 49.06%. In the past month, the stock has increased 8.37%, reflecting recent market activity. As of the latest close, Costain Group traded at GBX 158 with a market cap of £423.20 million and volume of 1.56 million shares. Five years ago, the stock traded at GBX 57.80, representing a 173.36% increase over that period. At the time, it had a market cap of £158.92 million and a volume of 327,857 shares. 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Email Address 5 Day Performance-0.84%1 Month Performance+8.37%3 Month Performance+48.50%Year-To-Date Performance+49.06%1 Year Performance+77.53%5 Year Performance+173.36% COST Stock Chart for Saturday, July, 26, 2025 COST Chart by TradingView Costain Group Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization07/25/2025GBX 158.16GBX 158-0.10%GBX 158.40GBX 1561.56 million shs£423.20 million07/24/2025GBX 157.20GBX 158.16+0.61%GBX 159GBX 153.80968,257 shs£423.62 million07/23/2025GBX 154.97GBX 157.20+1.44%GBX 158GBX 155.80865,575 shs£421.06 million07/22/2025GBX 159.34GBX 154.97-2.74%GBX 157.20GBX 154.461.34 million shs£415.07 million07/21/2025GBX 156.40GBX 159.34+1.88%GBX 159.80GBX 156.201.03 million shs£426.78 million07/18/2025GBX 154.40GBX 156.40+1.30%GBX 157.60GBX 1501.30 million shs£418.92 million07/17/2025GBX 152.60GBX 154.40+1.18%GBX 155GBX 152.80836,786 shs£413.56 million07/16/2025GBX 152GBX 152.60+0.39%GBX 153.04GBX 151.802.21 million shs£408.74 million07/15/2025GBX 151GBX 152+0.66%GBX 153.20GBX 150.201.05 million shs£407.13 million07/14/2025GBX 148.36GBX 151+1.78%GBX 151.60GBX 149.50506,495 shs£404.45 million Get the Latest News and Ratings for COST and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Costain Group and its competitors with MarketBeat's FREE daily newsletter. 07/11/2025GBX 149GBX 148.36-0.43%GBX 149.80GBX 147.60660,299 shs£397.38 million07/10/2025GBX 146.60GBX 149+1.64%GBX 149.40GBX 145.80954,264 shs£399.09 million07/09/2025GBX 147.20GBX 146.60-0.41%GBX 149GBX 146.403.72 million shs£392.67 million07/08/2025GBX 148GBX 147.20-0.54%GBX 148.20GBX 143.60814,600 shs£394.27 million07/07/2025GBX 145.80GBX 148+1.51%GBX 148.40GBX 145.60762,402 shs£396.42 million07/04/2025GBX 146.09GBX 146.09GBX 146.60GBX 142.401.06 million shs£391.29 million07/03/2025GBX 142.20GBX 146.09+2.73%GBX 146.60GBX 142.401.06 million shs£391.29 million07/02/2025GBX 148.34GBX 142.20-4.14%GBX 148.20GBX 1421.10 million shs£380.88 million07/01/2025GBX 148.36GBX 148.34-0.01%GBX 151.40GBX 147767,301 shs£397.33 million06/30/2025GBX 147.88GBX 148.36+0.32%GBX 149.80GBX 146.801.36 million shs£397.37 million06/27/2025GBX 145.80GBX 147.88+1.43%GBX 150.40GBX 145.401.98 million shs£396.11 million06/26/2025GBX 144.20GBX 145.80+1.11%GBX 147.20GBX 144.201.72 million shs£390.52 million06/25/2025GBX 145.07GBX 144.20-0.60%GBX 145GBX 1421.10 million shs£386.24 million Related Companies PETS Stock Price Chart BOOT Stock Price Chart BIG Stock Price Chart HVT Stock Price Chart AEO Stock Price Chart DSG Stock Price Chart TSCO Stock Price Chart JD Stock Price Chart BBY Stock Price Chart RS1 Stock Price Chart Receive COST Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Costain Group and its competitors with MarketBeat's FREE daily newsletter. 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