Hydro One (H) Stock Chart & Stock Price History C$49.88 -0.08 (-0.16%) As of 08/6/2025 04:15 PM Eastern Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsHeadlinesBuy This Stock Hydro One Stock Price Performance The Hydro One (H) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 15.70%, with a year-to-date return of 12.67%. In the past month, the stock has increased 0.97%, reflecting recent market activity. As of the latest close, Hydro One traded at C$49.88 with a market cap of C$29.91 billion and volume of 511,566 shares. Five years ago, the stock traded at C$27.74, representing a 79.81% increase over that period. At the time, it had a market cap of C$16.59 billion and a volume of 412,159 shares. Receive H Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Hydro One and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+0.44%1 Month Performance+0.97%3 Month Performance-6.73%Year-To-Date Performance+12.67%1 Year Performance+15.70%5 Year Performance+79.81% H Stock Chart for Thursday, August, 7, 2025 H Chart by TradingView Hydro One 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 Capitalization08/06/2025C$49.96C$49.88-0.16%C$50.12C$49.66511,566 shsC$29.91 billion08/05/2025C$49.66C$49.96+0.60%C$50.25C$49.68649,366 shsC$29.95 billion08/04/2025C$49.66C$49.66C$49.70C$48.87729,166 shsC$29.77 billion08/01/2025C$49.00C$49.66+1.35%C$49.70C$48.87729,166 shsC$29.77 billion07/31/2025C$49.23C$49.00-0.47%C$49.26C$48.82805,609 shsC$29.38 billion07/30/2025C$49.01C$49.23+0.45%C$49.50C$49.10403,498 shsC$29.52 billion07/29/2025C$48.60C$49.01+0.84%C$49.18C$48.64543,588 shsC$29.38 billion07/28/2025C$48.79C$48.60-0.39%C$48.93C$48.36614,384 shsC$29.14 billion07/25/2025C$48.73C$48.79+0.12%C$49.03C$48.51567,051 shsC$29.25 billion07/24/2025C$48.63C$48.73+0.21%C$48.91C$48.41432,828 shsC$29.22 billion Get the Latest News and Ratings for H and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Hydro One and its competitors with MarketBeat's FREE daily newsletter. 07/23/2025C$48.86C$48.63-0.47%C$49.09C$48.41948,484 shsC$29.16 billion07/22/2025C$48.34C$48.86+1.08%C$49.05C$48.28572,436 shsC$29.29 billion07/21/2025C$48.00C$48.34+0.71%C$48.35C$47.91794,006 shsC$28.98 billion07/18/2025C$47.89C$48.00+0.23%C$48.32C$47.541.18 million shsC$28.78 billion07/17/2025C$48.76C$47.89-1.78%C$49.00C$47.631.23 million shsC$28.71 billion07/16/2025C$48.96C$48.76-0.41%C$49.44C$48.641.09 million shsC$29.23 billion07/15/2025C$49.30C$48.96-0.69%C$49.49C$48.92684,325 shsC$29.35 billion07/14/2025C$49.16C$49.30+0.28%C$49.42C$49.04575,456 shsC$29.56 billion07/11/2025C$49.27C$49.16-0.22%C$49.35C$49.04390,282 shsC$29.47 billion07/10/2025C$49.07C$49.27+0.41%C$49.44C$48.85669,862 shsC$29.54 billion07/09/2025C$49.12C$49.07-0.10%C$49.30C$48.94853,819 shsC$29.42 billion07/08/2025C$49.40C$49.12-0.57%C$49.54C$48.81756,694 shsC$29.45 billion07/07/2025C$48.86C$49.40+1.11%C$49.52C$48.74923,009 shsC$29.62 billion Related Companies Restaurant Brands International Stock Price Chart Boyd Group Services Stock Price Chart MTY Food Group Stock Price Chart Computer Modelling Group Stock Price Chart Theratechnologies Stock Price Chart Maple Gold Mines Stock Price Chart Fortis Stock Price Chart Emera Stock Price Chart Caribbean Utilities Stock Price Chart Brookfield Infrastructure Partners Stock Price Chart Receive H Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Hydro One and its competitors with MarketBeat's FREE daily newsletter. 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