Algoma Steel Group (ASTL) Stock Chart & Stock Price History C$7.11 +0.25 (+3.64%) As of 09/5/2025 04:00 PM Eastern Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendHeadlinesInsider TradesBuy 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 49.00%, with a year-to-date return of -49.50%. In the past month, the stock has increased 9.72%, reflecting recent market activity. As of the latest close, Algoma Steel Group traded at C$7.11 with a market cap of C$746.08 million and volume of 741,205 shares. 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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Read our full terms of service and privacy policy. 5 Day Performance+6.76%1 Month Performance+9.72%3 Month Performance-11.46%Year-To-Date Performance-49.50%1 Year Performance-49.00% ASTL Stock Chart for Sunday, September, 7, 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 Capitalization09/05/2025C$6.86C$7.11+3.64%C$7.20C$6.88741,205 shsC$746.08 million09/04/2025C$6.63C$6.86+3.47%C$6.95C$6.45433,867 shsC$719.85 million09/03/2025C$6.66C$6.63-0.45%C$6.72C$6.47287,164 shsC$695.71 million09/02/2025C$6.68C$6.66-0.30%C$6.66C$6.42214,251 shsC$698.86 million09/01/2025C$6.68C$6.68C$6.99C$6.67296,222 shsC$700.96 million08/29/2025C$6.99C$6.68-4.43%C$6.99C$6.67296,222 shsC$700.96 million08/28/2025C$6.80C$6.99+2.79%C$7.02C$6.69379,297 shsC$726.05 million08/27/2025C$6.87C$6.80-1.02%C$6.87C$6.70280,184 shsC$706.32 million08/26/2025C$7.01C$6.87-2.00%C$7.17C$6.83349,922 shsC$713.59 million08/25/2025C$6.81C$7.01+2.94%C$7.11C$6.76371,234 shsC$728.13 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. 08/22/2025C$6.38C$6.81+6.74%C$6.87C$6.28491,289 shsC$707.36 million08/21/2025C$6.04C$6.38+5.63%C$6.42C$6.01352,697 shsC$662.69 million08/20/2025C$6.14C$6.04-1.63%C$6.20C$6.02317,932 shsC$627.38 million08/19/2025C$6.26C$6.14-1.92%C$6.30C$6.10366,405 shsC$637.76 million08/18/2025C$6.30C$6.26-0.63%C$6.41C$6.19287,006 shsC$650.23 million08/15/2025C$6.46C$6.30-2.48%C$6.53C$6.28238,502 shsC$654.38 million08/14/2025C$6.47C$6.46-0.15%C$6.51C$6.31605,032 shsC$671.00 million08/13/2025C$6.35C$6.47+1.89%C$6.50C$6.35353,981 shsC$672.04 million08/12/2025C$6.04C$6.35+5.13%C$6.36C$6.05774,581 shsC$659.58 million08/11/2025C$6.26C$6.04-3.51%C$6.30C$5.93530,684 shsC$627.38 million08/08/2025C$6.48C$6.26-3.40%C$6.52C$6.24369,578 shsC$650.23 million08/07/2025C$6.61C$6.48-1.97%C$6.70C$6.42388,356 shsC$673.08 million08/06/2025C$6.84C$6.61-3.36%C$6.88C$6.56376,544 shsC$686.58 million Related Companies Trifecta Gold Stock Chart Cielo Waste Solutions Stock Chart Altai Resources Stock Chart TMX Group Stock Chart Champion Iron Stock Chart Labrador Iron Ore Royalty Stock Chart Tree Island Steel Stock Chart Endeavour Silver Stock Chart Seabridge Gold Stock Chart Centerra Gold Stock 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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