SunOpta (STKL) Stock Chart & Stock Price History $6.18 -0.09 (-1.44%) Closing price 04:00 PM EasternExtended Trading$6.22 +0.04 (+0.58%) As of 06:50 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 ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock SunOpta Stock Price Performance The SunOpta (STKL) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 7.48%, with a year-to-date return of -19.74%. In the past month, the stock has increased 8.42%, reflecting recent market activity. As of the latest close, SunOpta traded at $6.27 with a market cap of $736.99 million and volume of 414,324 shares. Five years ago, the stock traded at $7.27, representing a 14.99% decrease over that period. At the time, it had a market cap of $607.94 million and a volume of 627,582 shares. Receive STKL Stock News and Ratings via EmailSign-up to receive the latest news and ratings for SunOpta and its competitors with MarketBeat's FREE daily newsletter. Subscribe Now View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. 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Read our full terms of service and privacy policy. 5 Day Performance-2.52%1 Month Performance+8.42%3 Month Performance0.00%Year-To-Date Performance-19.74%1 Year Performance+7.48%5 Year Performance-14.99% STKL Stock Chart for Tuesday, September, 2, 2025 STKL Chart by TradingView SunOpta 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 Capitalization09/02/2025$6.27$6.18-1.44%$6.28$6.04599,907 shs$726.40 million09/01/2025$6.27$6.27$6.41$6.26414,324 shs$736.98 million08/29/2025$6.34$6.27-1.10%$6.41$6.26414,324 shs$736.98 million08/28/2025$6.34$6.34$6.43$6.30493,340 shs$745.20 million08/27/2025$6.32$6.34+0.32%$6.41$6.28351,509 shs$745.22 million08/26/2025$6.37$6.32-0.78%$6.41$6.24512,019 shs$742.85 million08/25/2025$6.46$6.37-1.39%$6.43$6.31336,899 shs$748.73 million08/22/2025$6.17$6.46+4.70%$6.52$6.18616,660 shs$759.31 million08/21/2025$6.11$6.17+0.98%$6.24$6.08582,694 shs$725.23 million08/20/2025$6.24$6.11-2.08%$6.35$6.08573,937 shs$718.17 million Get the Latest News and Ratings for STKL and Related StocksEnter your email address below to receive the latest news and analysts' ratings for SunOpta and its competitors with MarketBeat's FREE daily newsletter. 08/19/2025$6.27$6.24-0.48%$6.51$6.23977,185 shs$733.45 million08/18/2025$6.13$6.27+2.28%$6.30$6.15637,318 shs$736.99 million08/15/2025$6.13$6.13$6.17$6.00641,009 shs$720.53 million08/14/2025$6.30$6.13-2.70%$6.27$6.05716,687 shs$720.52 million08/13/2025$6.37$6.30-1.10%$6.46$6.27966,733 shs$740.50 million08/12/2025$6.24$6.37+2.08%$6.54$6.271.07 million shs$748.73 million08/11/2025$6.26$6.24-0.32%$6.32$6.08880,272 shs$733.46 million08/08/2025$5.99$6.26+4.51%$6.33$5.891.15 million shs$735.81 million08/07/2025$5.19$5.99+15.41%$6.30$5.552.15 million shs$704.07 million08/06/2025$5.48$5.19-5.29%$5.48$5.151.56 million shs$610.03 million08/05/2025$5.50$5.48-0.36%$5.57$5.441.37 million shs$644.13 million08/04/2025$5.70$5.50-3.51%$5.74$5.49818,364 shs$646.47 million08/01/2025$5.83$5.70-2.23%$5.73$5.521.37 million shs$669.98 million Related Companies Central Garden & Pet Stock Chart Global Partners Stock Chart Distribution Solutions Group Stock Chart World Kinect Stock Chart Global Industrial Stock Chart CrossAmerica Partners Stock Chart Ituran Location and Control Stock Chart Ryerson Stock Chart MGP Ingredients Stock Chart Vestis Stock Chart Receive STKL Stock News and Ratings via EmailSign-up to receive the latest news and ratings for SunOpta and its competitors with MarketBeat's FREE daily newsletter. 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