Aptose Biosciences (APS) Stock Chart & Stock Price History C$1.40 +0.14 (+11.11%) As of 03:55 PM Eastern Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesBuy 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 95.87%, with a year-to-date return of -85.64%. In the past month, the stock has decreased 40.93%, reflecting recent market activity. As of the latest close, Aptose Biosciences traded at C$1.17 with a market cap of C$50.38 million and volume of 33,034 shares. Five years ago, the stock traded at a split-adjusted price of C$272.10, representing a 99.49% decrease over that period. At the time, it had a market cap of C$698.67 million and a volume of 1,592 shares. 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Email Address 5 Day Performance-41.18%1 Month Performance-40.93%3 Month Performance-75.27%Year-To-Date Performance-85.64%1 Year Performance-95.87%5 Year Performance-99.49% APS Stock Chart for Friday, June, 20, 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 Capitalization06/20/2025C$1.26C$1.40+11.11%C$1.47C$1.2829,080 shsC$60.28 million06/19/2025C$1.17C$1.26+7.69%C$1.40C$1.176,941 shsC$54.25 million06/18/2025C$1.79C$1.17-34.64%C$1.79C$1.0233,034 shsC$50.38 million06/17/2025C$2.38C$1.79-24.79%C$2.36C$1.7356,409 shsC$77.07 million06/16/2025C$2.38C$2.38C$2.48C$2.382,100 shsC$102.48 million06/13/2025C$2.37C$2.38+0.42%C$2.48C$2.382,100 shsC$102.48 million06/12/2025C$2.38C$2.37-0.42%C$2.57C$2.359,849 shsC$102.05 million06/11/2025C$2.42C$2.38-1.65%C$2.47C$2.362,110 shsC$102.48 million06/10/2025C$2.40C$2.42+0.83%C$2.47C$2.402,050 shsC$104.20 million06/09/2025C$2.45C$2.40-2.04%C$2.40C$2.35414 shsC$103.34 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. 06/06/2025C$2.33C$2.45+5.15%C$2.45C$2.451,000 shsC$105.49 million06/05/2025C$2.37C$2.33-1.69%C$2.47C$2.331,797 shsC$100.33 million06/04/2025C$2.38C$2.37-0.42%C$2.45C$2.371,500 shsC$102.05 million06/03/2025C$2.37C$2.38+0.42%C$2.46C$2.38202 shsC$102.48 million06/02/2025C$2.35C$2.37+0.85%C$2.43C$2.37909 shsC$102.05 million05/30/2025C$2.39C$2.35-1.67%C$2.46C$2.35840 shsC$101.19 million05/29/2025C$2.40C$2.39-0.42%C$2.47C$2.351,317 shsC$102.91 million05/28/2025C$2.40C$2.40C$2.40C$2.40100 shsC$103.34 million05/27/2025C$2.49C$2.40-3.61%C$2.47C$2.381,200 shsC$103.34 million05/26/2025C$2.36C$2.49+5.51%C$2.49C$2.49101 shsC$107.22 million05/23/2025C$2.45C$2.36-3.67%C$2.49C$2.361,715 shsC$101.62 million05/22/2025C$2.40C$2.45+2.08%C$2.48C$2.401,461 shsC$105.49 million05/21/2025C$2.37C$2.40+1.27%C$2.40C$2.40500 shsC$103.34 million05/20/2025C$2.36C$2.37+0.42%C$2.49C$2.364,705 shsC$102.05 million05/19/2025C$2.36C$2.36C$2.52C$2.364,755 shsC$101.62 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 HEM 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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