Sintana Energy (SEI) Stock Chart & Stock Price History C$0.65 -0.02 (-2.26%) As of 03:59 PM Eastern Add Compare Share Share Chart Stock AnalysisChartHeadlinesInsider TradesBuy This Stock Sintana Energy Stock Price Performance The Sintana Energy (SEI) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 42.98%, with a year-to-date return of -44.92%. In the past month, the stock has increased 12.07%, reflecting recent market activity. As of the latest close, Sintana Energy traded at C$0.67 with a market cap of C$252.58 million and volume of 192,014 shares. Five years ago, the stock traded at C$0.12, representing a 441.67% increase over that period. At the time, it had a market cap of C$7.59 million and a volume of 11,000 shares. Receive SEI Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Sintana Energy and its competitors with MarketBeat's FREE daily newsletter. 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Read our full terms of service and privacy policy. 5 Day Performance+3.17%1 Month Performance+12.07%3 Month Performance-0.76%Year-To-Date Performance-44.92%1 Year Performance-42.98%5 Year Performance+441.67% SEI Stock Chart for Tuesday, October, 7, 2025 SEI Chart by TradingView Sintana Energy 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 Capitalization10/07/2025C$0.67C$0.65-2.26%C$0.65C$0.64157,453 shsC$246.89 million10/06/2025C$0.65C$0.67+2.31%C$0.68C$0.64192,014 shsC$252.58 million10/03/2025C$0.63C$0.65+3.17%C$0.67C$0.62363,553 shsC$243.76 million10/02/2025C$0.61C$0.63+3.28%C$0.63C$0.60309,712 shsC$231.69 million10/01/2025C$0.60C$0.61+2.52%C$0.62C$0.60168,238 shsC$228.76 million09/30/2025C$0.60C$0.60-0.83%C$0.61C$0.58376,991 shsC$223.14 million09/29/2025C$0.61C$0.60-1.64%C$0.61C$0.59335,600 shsC$231.69 million09/26/2025C$0.63C$0.61-3.17%C$0.63C$0.60197,240 shsC$228.76 million09/25/2025C$0.64C$0.63-0.79%C$0.64C$0.60309,865 shsC$236.26 million09/24/2025C$0.63C$0.64+0.79%C$0.65C$0.61137,680 shsC$238.14 million Get the Latest News and Ratings for SEI and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Sintana Energy and its competitors with MarketBeat's FREE daily newsletter. 09/23/2025C$0.64C$0.63-1.56%C$0.65C$0.6360,199 shsC$236.26 million09/22/2025C$0.66C$0.64-3.03%C$0.70C$0.6359,035 shsC$240.01 million09/19/2025C$0.63C$0.66+4.76%C$0.68C$0.63107,423 shsC$247.51 million09/18/2025C$0.68C$0.63-7.35%C$0.68C$0.63115,840 shsC$236.26 million09/17/2025C$0.68C$0.68C$0.71C$0.63220,021 shsC$255.01 million09/16/2025C$0.68C$0.68C$0.68C$0.6570,787 shsC$255.01 million09/15/2025C$0.71C$0.68-4.23%C$0.70C$0.66109,456 shsC$255.01 million09/12/2025C$0.66C$0.71+7.58%C$0.73C$0.63371,135 shsC$266.27 million09/11/2025C$0.61C$0.66+8.20%C$0.67C$0.60259,305 shsC$247.51 million09/10/2025C$0.58C$0.61+5.17%C$0.61C$0.5868,858 shsC$228.76 million09/09/2025C$0.58C$0.58C$0.58C$0.57125,966 shsC$217.51 million09/08/2025C$0.58C$0.58C$0.59C$0.5833,323 shsC$217.51 million Related Companies SNM Stock Price Chart VLE Stock Price Chart SGY Stock Price Chart OBE Stock Price Chart TNZ Stock Price Chart LGN Stock Price Chart CEI Stock Price Chart FEC Stock Price Chart IPO Stock Price Chart KEI Stock Price Chart Receive SEI Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Sintana Energy and its competitors with MarketBeat's FREE daily newsletter. 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