Capital Power (CPX) Stock Chart & Stock Price History C$56.63 -0.45 (-0.79%) As of 02:01 PM Eastern Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsHeadlinesInsider TradesBuy This Stock Capital Power Stock Price Performance The Capital Power (CPX) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 24.81%, with a year-to-date return of -10.86%. In the past month, the stock has decreased 0.58%, reflecting recent market activity. As of the latest close, Capital Power traded at C$57.08 with a market cap of C$8.85 billion and volume of 291,763 shares. Five years ago, the stock traded at C$28.44, representing a 99.72% increase over that period. At the time, it had a market cap of C$3.10 billion and a volume of 650,591 shares. 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Read our full terms of service and privacy policy. 5 Day Performance-0.82%1 Month Performance-0.58%3 Month Performance+1.00%Year-To-Date Performance-10.86%1 Year Performance+24.81%5 Year Performance+99.72% CPX Stock Chart for Friday, September, 5, 2025 CPX Chart by TradingView Capital Power 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 Capitalization09/04/2025C$56.97C$57.08+0.19%C$57.36C$56.72291,763 shsC$8.85 billion09/03/2025C$56.79C$56.97+0.32%C$57.29C$56.50347,003 shsC$8.84 billion09/02/2025C$57.27C$56.79-0.84%C$57.31C$56.38518,569 shsC$8.81 billion09/01/2025C$57.27C$57.27C$57.80C$56.95365,739 shsC$8.88 billion08/29/2025C$57.68C$57.27-0.71%C$57.80C$56.95365,739 shsC$8.09 billion08/28/2025C$56.67C$57.68+1.78%C$57.79C$56.61410,183 shsC$8.15 billion08/27/2025C$57.87C$56.67-2.07%C$58.44C$56.61765,154 shsC$8.00 billion08/26/2025C$58.57C$57.87-1.20%C$58.61C$57.74627,299 shsC$8.17 billion08/25/2025C$59.15C$58.57-0.98%C$59.01C$58.01487,119 shsC$8.27 billion08/22/2025C$59.95C$59.15-1.33%C$60.18C$58.91419,250 shsC$8.35 billion Get the Latest News and Ratings for CPX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Capital Power and its competitors with MarketBeat's FREE daily newsletter. 08/21/2025C$59.53C$59.95+0.71%C$60.95C$59.60506,627 shsC$8.47 billion08/20/2025C$60.13C$59.53-1.00%C$60.49C$59.11414,612 shsC$8.41 billion08/19/2025C$61.22C$60.13-1.78%C$61.18C$60.08426,890 shsC$8.49 billion08/18/2025C$60.05C$61.22+1.95%C$61.29C$59.83482,351 shsC$8.65 billion08/15/2025C$60.79C$60.05-1.22%C$61.10C$59.73390,950 shsC$8.48 billion08/14/2025C$60.82C$60.79-0.05%C$61.31C$60.54391,929 shsC$8.59 billion08/13/2025C$60.59C$60.82+0.38%C$61.37C$60.42442,704 shsC$8.59 billion08/12/2025C$60.27C$60.59+0.53%C$60.80C$59.86330,533 shsC$8.56 billion08/11/2025C$60.00C$60.27+0.45%C$60.81C$59.78413,912 shsC$8.51 billion08/08/2025C$59.09C$60.00+1.54%C$60.42C$59.11510,374 shsC$8.47 billion08/07/2025C$59.47C$59.09-0.64%C$59.51C$58.89555,056 shsC$8.35 billion08/06/2025C$57.13C$59.47+4.10%C$59.51C$57.121.03 million shsC$8.40 billion08/05/2025C$56.51C$57.13+1.10%C$57.50C$56.14934,530 shsC$8.07 billion08/04/2025C$56.51C$56.51C$58.01C$56.08767,201 shsC$7.98 billion Related Companies Brookfield Renewable Partners Stock Chart TransAlta Stock Chart Maxim Power Stock Chart Hydro One Stock Chart Brookfield Infrastructure Partners Stock Chart Emera Stock Chart Canadian Utilities Stock Chart Northland Power Stock Chart ATCO Stock Chart Brookfield Renewable Stock Chart Receive CPX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Capital Power and its competitors with MarketBeat's FREE daily newsletter. 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