Aptose Biosciences (APS) Stock Chart & Stock Price History C$1.72 0.00 (0.00%) As of 08/15/2025 03:57 PM Eastern Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsFDA EventsHeadlinesBuy This Stock Aptose Biosciences Stock Price Performance The Aptose Biosciences (APS) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 90.44%, with a year-to-date return of -82.36%. In the past month, the stock has decreased 24.89%, reflecting recent market activity. As of the latest close, Aptose Biosciences traded at C$1.72 with a market cap of C$74.06 million and volume of 452 shares. Five years ago, the stock traded at a split-adjusted price of C$204.00, representing a 99.16% decrease over that period. At the time, it had a market cap of C$623.76 million and a volume of 528 shares. 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Email Address 5 Day Performance0.00%1 Month Performance-24.89%3 Month Performance-27.12%Year-To-Date Performance-82.36%1 Year Performance-90.44%5 Year Performance-99.16% APS Stock Chart for Saturday, August, 16, 2025 APS Chart by TradingView Aptose Biosciences 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 Capitalization08/15/2025C$1.72C$1.72C$1.72C$1.62452 shsC$74.06 million08/14/2025C$1.72C$1.72C$1.84C$1.622,989 shsC$74.06 million08/13/2025C$1.71C$1.72+0.58%C$1.84C$1.622,989 shsC$74.06 million08/12/2025C$1.72C$1.71-0.58%C$1.71C$1.70531 shsC$73.63 million08/11/2025C$1.71C$1.72+0.58%C$1.96C$1.705,792 shsC$74.06 million08/08/2025C$1.70C$1.71+0.59%C$1.79C$1.71807 shsC$73.63 million08/07/2025C$1.73C$1.70-1.73%C$1.86C$1.705,095 shsC$73.20 million08/06/2025C$1.71C$1.73+1.17%C$1.74C$1.73608 shsC$74.49 million08/05/2025C$1.68C$1.71+1.79%C$1.88C$1.712,500 shsC$73.63 million08/04/2025C$1.68C$1.68C$1.82C$1.623,909 shsC$72.34 million Get the Latest News and Ratings for APS and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Aptose Biosciences and its competitors with MarketBeat's FREE daily newsletter. 08/01/2025C$1.70C$1.68-1.18%C$1.82C$1.623,909 shsC$72.34 million07/31/2025C$1.77C$1.70-3.95%C$1.85C$1.70609 shsC$73.20 million07/30/2025C$2.05C$1.77-13.66%C$1.97C$1.5318,592 shsC$76.21 million07/29/2025C$2.15C$2.05-4.65%C$2.19C$1.9210,614 shsC$88.27 million07/28/2025C$2.27C$2.15-5.29%C$2.29C$2.038,299 shsC$92.58 million07/25/2025C$2.34C$2.27-2.99%C$2.37C$2.271,500 shsC$97.74 million07/24/2025C$2.38C$2.34-1.68%C$2.46C$2.266,221 shsC$100.76 million07/23/2025C$2.27C$2.38+4.85%C$2.41C$2.38900 shsC$102.48 million07/22/2025C$2.26C$2.27+0.44%C$2.48C$2.226,502 shsC$97.74 million07/21/2025C$2.22C$2.26+1.80%C$2.35C$2.262,000 shsC$97.31 million07/18/2025C$2.24C$2.22-0.89%C$2.39C$2.221,800 shsC$95.59 million07/17/2025C$2.29C$2.24-2.18%C$2.30C$2.113,445 shsC$96.45 million07/16/2025C$2.12C$2.29+8.02%C$2.29C$2.28900 shsC$98.60 million07/15/2025C$2.24C$2.12-5.36%C$2.31C$2.127,419 shsC$91.28 million Related Companies FRX Stock Chart TH Stock Chart ONC Stock Chart MDNA Stock Chart COV Stock Chart SVA Stock Chart HBP Stock Chart MBX Stock Chart GSD Stock Chart RVX Stock Chart Receive APS Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Aptose Biosciences and its competitors with MarketBeat's FREE daily newsletter. 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