Quantum Biopharma (QNTM) Stock Chart & Stock Price History $12.30 +0.91 (+7.99%) Closing price 04:00 PM EasternExtended Trading$12.25 -0.05 (-0.41%) As of 07:59 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 AnalysisChartCompetitorsEarningsHeadlinesOwnershipSEC FilingsTrendsBuy This Stock Quantum Biopharma Stock Price Performance The Quantum Biopharma (QNTM) stock chart highlights key performance trends across multiple timeframes. Since the beginning of the year, the stock increased 234.24%. In the past month, the stock has increased 97.12%, reflecting recent market activity. As of the latest close, Quantum Biopharma traded at $11.39 with a market cap of $30.82 million and volume of 264,980 shares. 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Email Address 5 Day Performance+20.00%1 Month Performance+97.12%3 Month Performance+97.43%Year-To-Date Performance+234.24% QNTM Stock Chart for Wednesday, May, 21, 2025 QNTM Chart by TradingView Quantum Biopharma 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 Capitalization05/21/2025$11.39$12.30+7.99%$13.44$11.40430,952 shs$33.28 million05/20/2025$12.26$11.39-7.10%$12.37$10.77264,980 shs$30.82 million05/19/2025$10.25$12.26+19.61%$12.74$10.00598,016 shs$33.18 million05/16/2025$9.15$10.25+12.02%$10.37$9.24221,683 shs$27.74 million05/15/2025$8.22$9.15+11.31%$9.15$8.0688,508 shs$24.76 million05/14/2025$8.42$8.22-2.38%$8.57$7.9687,560 shs$22.24 million05/13/2025$9.12$8.42-7.68%$9.29$8.35116,321 shs$22.79 million05/12/2025$9.01$9.12+1.22%$9.39$8.8183,172 shs$24.68 million05/09/2025$8.70$9.01+3.53%$9.45$8.60189,084 shs$24.38 million05/08/2025$8.41$8.70+3.48%$8.80$8.0096,065 shs$23.55 million Get the Latest News and Ratings for QNTM and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Quantum Biopharma and its competitors with MarketBeat's FREE daily newsletter. 05/07/2025$9.18$8.41-8.39%$9.25$8.33161,000 shs$22.76 million05/06/2025$8.59$9.18+6.87%$9.26$8.26209,692 shs$24.84 million05/05/2025$7.75$8.59+10.84%$8.63$7.80156,516 shs$23.25 million05/02/2025$6.80$7.75+13.97%$7.89$6.89105,724 shs$20.97 million05/01/2025$6.51$6.80+4.45%$6.91$6.6042,866 shs$18.40 million04/30/2025$6.85$6.51-4.96%$6.89$6.4592,374 shs$17.62 million04/29/2025$6.94$6.85-1.30%$6.91$6.6535,092 shs$18.54 million04/28/2025$7.08$6.94-1.98%$7.23$6.76197,778 shs$18.78 million04/25/2025$6.91$7.08+2.46%$7.24$6.7749,757 shs$13.59 million04/24/2025$6.87$6.91+0.58%$7.20$6.6054,621 shs$13.26 million04/23/2025$6.28$6.87+9.39%$7.15$6.45104,479 shs$13.18 million04/22/2025$6.24$6.28+0.64%$6.61$6.0180,028 shs$12.05 million04/21/2025$6.30$6.24-0.95%$6.26$5.9128,295 shs$11.98 million Related Companies Protara Therapeutics Stock Price Chart Silence Therapeutics Stock Price Chart FitLife Brands Stock Price Chart RAPT Therapeutics Stock Price Chart Enanta Pharmaceuticals Stock Price Chart Atossa Therapeutics Stock Price Chart Alector Stock Price Chart Larimar Therapeutics Stock Price Chart Editas Medicine Stock Price Chart Exozymes Stock Price Chart Receive QNTM Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Quantum Biopharma and its competitors with MarketBeat's FREE daily newsletter. 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