Arch Capital Group (ACGLN) Stock Chart & Stock Price History $18.10 +0.05 (+0.25%) As of 10/3/2025 04:00 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisChartCompetitorsDividendFinancialsHeadlinesInsider TradesSEC FilingsShort InterestTrendsBuy This Stock Arch Capital Group Stock Price Performance The Arch Capital Group (ACGLN) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 12.58%, with a year-to-date return of 0.56%. In the past month, the stock has decreased 0.44%, reflecting recent market activity. As of the latest close, Arch Capital Group traded at $18.00 with a market cap of and volume of 14,115 shares. Receive ACGLN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Arch Capital Group and its competitors with MarketBeat's FREE daily newsletter. 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Read our full terms of service and privacy policy. 5 Day Performance-0.94%1 Month Performance-0.44%3 Month Performance+6.32%Year-To-Date Performance+0.56%1 Year Performance-12.58% ACGLN Stock Chart for Monday, October, 6, 2025 ACGLN Chart by TradingView Arch Capital 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 Capitalization10/03/2025$18.06$18.00-0.33%$18.20$18.0014,115 shs$0.0010/02/2025$18.17$18.06-0.61%$18.23$18.0129,979 shs$0.0010/01/2025$17.95$18.17+1.23%$18.19$17.9332,609 shs$0.0009/30/2025$17.96$17.95-0.06%$17.95$17.6945,338 shs$0.0009/29/2025$18.00$17.96-0.22%$18.05$17.9124,598 shs$0.0009/26/2025$18.00$18.00$18.03$17.9618,541 shs$0.0009/25/2025$18.21$18.00-1.15%$18.22$18.0025,802 shs$0.0009/24/2025$18.13$18.21+0.44%$18.22$18.0525,939 shs$0.0009/23/2025$18.24$18.13-0.60%$18.17$18.0823,721 shs$0.0009/22/2025$18.12$18.24+0.66%$18.25$18.0337,796 shs$0.00 Get the Latest News and Ratings for ACGLN and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Arch Capital Group and its competitors with MarketBeat's FREE daily newsletter. 09/19/2025$18.17$18.12-0.28%$18.19$18.0511,480 shs$0.0009/18/2025$18.09$18.17+0.44%$18.17$17.9630,111 shs$0.0009/17/2025$17.99$18.09+0.56%$18.15$17.9735,445 shs$0.0009/16/2025$17.96$17.99+0.17%$18.06$17.8226,947 shs$0.0009/15/2025$18.20$17.96-1.32%$18.09$17.9229,629 shs$0.0009/12/2025$18.26$18.20-0.33%$18.31$18.1726,617 shs$0.0009/11/2025$18.15$18.26+0.61%$18.34$18.1523,346 shs$0.0009/10/2025$18.15$18.15$18.26$18.1526,665 shs$0.0009/09/2025$18.23$18.15-0.44%$18.26$18.1017,409 shs$0.0009/08/2025$18.08$18.23+0.83%$18.31$18.1025,507 shs$0.0009/05/2025$17.89$18.08+1.06%$18.09$17.9718,492 shs$0.00 Related Companies Fifth Third Bancorp Stock Chart Arch Capital Group Stock Chart Brighthouse Financial Stock Chart Brighthouse Financial Stock Chart Brighthouse Financial Stock Chart Brighthouse Financial Stock Chart Cheche Group Stock Chart Conifer Stock Chart Flaherty & Crumrine Dynamic Preferred and Income Fund Stock Chart Flaherty & Crumrine Preferred Securities Income Fund Stock Chart Receive ACGLN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Arch Capital Group and its competitors with MarketBeat's FREE daily newsletter. 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