Algoma Steel Group (ASTL) Stock Chart & Stock Price History $6.23 +0.22 (+3.66%) Closing price 04:00 PM EasternExtended Trading$6.11 -0.12 (-1.93%) As of 05:39 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Algoma Steel Group Stock Price Performance The Algoma Steel Group (ASTL) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 27.81%, with a year-to-date return of -36.30%. In the past month, the stock has decreased 6.88%, reflecting recent market activity. As of the latest close, Algoma Steel Group traded at $6.01 with a market cap of $630.63 million and volume of 1.75 million shares. 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Email Address 5 Day Performance-11.25%1 Month Performance-6.88%3 Month Performance+21.44%Year-To-Date Performance-36.30%1 Year Performance-27.81% ASTL Stock Chart for Friday, July, 25, 2025 ASTL Chart by TradingView Algoma Steel 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 Capitalization07/25/2025$6.01$6.23+3.66%$6.23$5.911.10 million shs$653.71 million07/24/2025$6.77$6.01-11.23%$6.72$5.971.75 million shs$630.63 million07/23/2025$6.92$6.77-2.17%$6.97$6.631.13 million shs$710.40 million07/22/2025$6.93$6.92-0.14%$7.07$6.88471,037 shs$726.12 million07/21/2025$7.02$6.93-1.28%$7.19$6.90573,692 shs$727.17 million07/18/2025$6.90$7.02+1.74%$7.24$6.92857,879 shs$736.61 million07/17/2025$6.96$6.90-0.86%$7.03$6.721.18 million shs$724.05 million07/16/2025$6.63$6.96+4.98%$7.03$6.591.27 million shs$730.31 million07/15/2025$6.70$6.63-1.04%$6.84$6.62556,889 shs$695.71 million07/14/2025$6.98$6.70-4.01%$6.98$6.69516,493 shs$703.06 million Get the Latest News and Ratings for ASTL and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Algoma Steel Group and its competitors with MarketBeat's FREE daily newsletter. 07/11/2025$6.99$6.98-0.14%$7.00$6.78513,603 shs$732.44 million07/10/2025$6.94$6.99+0.72%$7.14$6.97539,615 shs$733.46 million07/09/2025$7.01$6.94-1.00%$7.07$6.88421,863 shs$728.21 million07/08/2025$6.99$7.01+0.29%$7.11$6.99733,148 shs$735.59 million07/07/2025$7.07$6.99-1.15%$7.03$6.85815,281 shs$733.46 million07/04/2025$7.07$7.07$7.17$6.97303,199 shs$741.99 million07/03/2025$7.11$7.07-0.55%$7.17$6.97303,199 shs$741.96 million07/02/2025$6.91$7.11+2.89%$7.25$6.95720,945 shs$746.05 million07/01/2025$6.89$6.91+0.29%$6.99$6.71284,222 shs$725.07 million06/30/2025$6.67$6.89+3.30%$6.98$6.521.02 million shs$722.97 million06/27/2025$6.88$6.67-3.05%$6.91$6.392.26 million shs$699.88 million06/26/2025$6.69$6.88+2.84%$7.01$6.741.05 million shs$721.92 million06/25/2025$6.89$6.69-2.90%$7.01$6.68725,028 shs$702.01 million06/24/2025$6.87$6.89+0.29%$7.03$6.891.05 million shs$722.97 million Related Companies Constellium Stock Price Chart National Steel Stock Price Chart Worthington Steel Stock Price Chart Steel Partners Stock Price Chart Insteel Industries Stock Price Chart Metallus Stock Price Chart United States Antimony Stock Price Chart Luda Technology Group Stock Price Chart HUHUTECH International Group Stock Price Chart Ascent Industries Stock Price Chart Receive ASTL Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Algoma Steel Group and its competitors with MarketBeat's FREE daily newsletter. 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