Oncolytics Biotech (ONCY) Stock Chart & Stock Price History $0.86 -0.06 (-6.20%) Closing price 08/8/2025 04:00 PM EasternExtended Trading$0.84 -0.02 (-2.14%) As of 08/8/2025 07:38 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 AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsHeadlinesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Oncolytics Biotech Stock Price Performance The Oncolytics Biotech (ONCY) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 12.41%, with a year-to-date return of -6.06%. In the past month, the stock has decreased 23.01%, reflecting recent market activity. As of the latest close, Oncolytics Biotech traded at $0.86 with a market cap of $83.62 million and volume of 987,393 shares. Five years ago, the stock traded at $1.92, representing a 55.29% decrease over that period. At the time, it had a market cap of $77.52 million and a volume of 473,107 shares. Receive ONCY 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. Email Address 5 Day Performance-9.64%1 Month Performance-23.01%3 Month Performance+65.33%Year-To-Date Performance-6.06%1 Year Performance-12.41%5 Year Performance-55.29% ONCY Stock Chart for Sunday, August, 10, 2025 ONCY 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 Capitalization08/08/2025$0.92$0.86-6.20%$0.95$0.83987,393 shs$83.62 million08/07/2025$0.93$0.92-1.60%$0.99$0.88548,254 shs$89.14 million08/06/2025$0.95$0.93-2.11%$0.98$0.89334,187 shs$90.59 million08/05/2025$0.88$0.95+7.58%$1.01$0.861.14 million shs$92.54 million08/04/2025$0.99$0.88-10.80%$0.99$0.801.10 million shs$86.02 million08/01/2025$1.02$0.99-2.94%$1.04$0.95537,614 shs$96.44 million07/31/2025$1.04$1.02-1.92%$1.07$1.00365,091 shs$99.36 million07/30/2025$1.02$1.04+1.96%$1.09$1.00692,503 shs$98.05 million07/29/2025$1.09$1.02-6.42%$1.11$1.002.36 million shs$96.17 million07/28/2025$1.05$1.09+3.81%$1.10$1.06537,272 shs$102.77 million Get the Latest News and Ratings for ONCY 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. 07/25/2025$1.14$1.05-7.89%$1.14$1.001.70 million shs$99.00 million07/24/2025$1.19$1.14-4.20%$1.18$1.12866,625 shs$107.48 million07/23/2025$1.24$1.19-4.03%$1.24$1.12964,243 shs$112.19 million07/22/2025$1.21$1.24+2.48%$1.25$1.19567,846 shs$116.91 million07/21/2025$1.27$1.21-4.72%$1.30$1.18885,416 shs$114.08 million07/18/2025$1.32$1.27-3.79%$1.33$1.241.19 million shs$119.74 million07/17/2025$1.25$1.32+5.60%$1.35$1.251.24 million shs$124.45 million07/16/2025$1.13$1.25+10.62%$1.27$1.141.76 million shs$117.86 million07/15/2025$1.20$1.13-5.83%$1.20$1.11649,669 shs$106.54 million07/14/2025$1.18$1.20+1.69%$1.23$1.13696,322 shs$113.14 million07/11/2025$1.12$1.18+5.83%$1.19$1.041.06 million shs$111.25 million07/10/2025$1.20$1.12-7.08%$1.18$1.051.80 million shs$105.13 million07/09/2025$1.25$1.20-4.00%$1.31$1.102.49 million shs$113.14 million Related Companies Vigil Neuroscience Stock Chart Aquestive Therapeutics Stock Chart Eton Pharmaceuticals Stock Chart Astria Therapeutics Stock Chart Fulcrum Therapeutics Stock Chart Prothena Stock Chart Olema Pharmaceuticals Stock Chart CryoPort Stock Chart Capricor Therapeutics Stock Chart Humacyte Stock Chart Receive ONCY 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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