Oncolytics Biotech (ONC) Stock Chart & Stock Price History C$14.90 -0.20 (-1.32%) As of 09/3/2025 Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesBuy This Stock Oncolytics Biotech Stock Price Performance The Oncolytics Biotech (ONC) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 1,055.04%, with a year-to-date return of 1,020.30%. In the past month, the stock has increased 987.59%, reflecting recent market activity. As of the latest close, Oncolytics Biotech traded at C$14.90 with a market cap of C$1.50 billion and volume of 280 shares. Five years ago, the stock traded at C$2.51, representing a 493.63% increase over that period. At the time, it had a market cap of C$104.56 million and a volume of 117,138 shares. 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Read our full terms of service and privacy policy. 5 Day Performance0.00%1 Month Performance+987.59%3 Month Performance+1,375.25%Year-To-Date Performance+1,020.30%1 Year Performance+1,055.04%5 Year Performance+493.63% ONC Stock Chart for Friday, September, 19, 2025 ONC Chart by TradingView Oncolytics Biotech 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 Capitalization09/18/2025C$14.90C$14.90C$14.90C$14.90280 shsC$1.50 billion09/17/2025C$14.90C$14.90C$14.90C$14.90280 shsC$1.50 billion09/16/2025C$14.90C$14.90C$14.90C$14.90280 shsC$1.50 billion09/15/2025C$14.90C$14.90C$14.90C$14.90280 shsC$1.50 billion09/12/2025C$14.90C$14.90C$14.90C$14.90280 shsC$1.50 billion09/11/2025C$14.90C$14.90C$14.90C$14.90280 shsC$1.50 billion09/10/2025C$14.90C$14.90C$14.90C$14.90280 shsC$1.50 billion09/09/2025C$14.90C$14.90C$14.90C$14.90280 shsC$1.50 billion09/08/2025C$14.90C$14.90C$14.90C$14.90280 shsC$1.50 billion09/05/2025C$14.90C$14.90C$14.90C$14.90280 shsC$1.50 billion Get the Latest News and Ratings for ONC and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Oncolytics Biotech and its competitors with MarketBeat's FREE daily newsletter. 09/04/2025C$15.10C$14.90-1.32%C$14.90C$14.90280 shsC$1.50 billion09/03/2025C$16.90C$15.10-10.65%C$15.50C$15.1058 shsC$1.52 billion09/02/2025C$17.40C$16.90-2.87%C$16.90C$16.90300 shsC$1.70 billion09/01/2025C$17.40C$17.40C$17.40C$17.402 shsC$1.75 billion08/29/2025C$18.60C$18.00-3.23%C$18.00C$18.002 shsC$1.39 billion08/28/2025C$18.60C$18.60C$18.60C$18.601 shsC$1.43 billion08/27/2025N/AC$18.60C$18.60C$18.601 shsC$1.43 billion08/25/2025C$1.42C$1.42C$1.44C$1.39109,627 shsC$109.45 million08/22/2025C$1.39C$1.42+2.16%C$1.44C$1.39109,627 shsC$109.45 million08/21/2025C$1.40C$1.39-0.71%C$1.43C$1.36175,816 shsC$107.13 million08/20/2025C$1.37C$1.40+2.19%C$1.40C$1.3374,186 shsC$107.90 million08/19/2025C$1.42C$1.37-3.52%C$1.42C$1.35117,472 shsC$105.59 million08/18/2025C$1.49C$1.42-4.70%C$1.48C$1.40245,821 shsC$109.45 million Related Companies Fennec Pharmaceuticals Stock Price Chart Theratechnologies Stock Price Chart Helix BioPharma Stock Price Chart Medicenna Therapeutics Stock Price Chart Covalon Technologies Stock Price Chart Sernova Stock Price Chart Microbix Biosystems Stock Price Chart Resverlogix Stock Price Chart Devonian Health Group Stock Price Chart Hemostemix Stock Price Chart Receive ONC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Oncolytics Biotech and its competitors with MarketBeat's FREE daily newsletter. 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