TransAlta (TA) Stock Chart & Stock Price History C$12.80 +0.27 (+2.15%) As of 05/2/2025 04:00 PM Eastern Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsHeadlinesInsider TradesBuy This Stock TransAlta Stock Price Performance 5 Day Performance+2.89%1 Month Performance-1.16%3 Month Performance-20.74%6 Month Performance-10.86%Year-To-Date Performance-37.04%1 Year Performance+32.51% Receive TA Stock News and Ratings via EmailSign-up to receive the latest news and ratings for TransAlta and its competitors with MarketBeat's FREE daily newsletter. Email Address TA Stock Chart for Saturday, May, 3, 2025 TA Chart by TradingView TransAlta Stock Price History Daily Weekly Monthly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization05/02/2025C$12.53C$12.80+2.15%C$12.84C$12.471.57 million shsC$3.84 billion05/01/2025C$12.29C$12.53+1.95%C$12.64C$12.381.02 million shsC$3.76 billion04/30/2025C$12.59C$12.29-2.38%C$12.45C$12.192.10 million shsC$3.69 billion04/29/2025C$12.44C$12.59+1.21%C$12.62C$12.35627,865 shsC$3.78 billion04/28/2025C$12.47C$12.44-0.24%C$12.57C$12.342.16 million shsC$3.74 billion04/25/2025C$12.18C$12.47+2.38%C$12.53C$12.051.06 million shsC$3.74 billion04/24/2025C$11.91C$12.18+2.27%C$12.26C$11.911.29 million shsC$3.66 billion04/23/2025C$11.83C$11.91+0.68%C$12.29C$11.87851,281 shsC$3.58 billion04/22/2025C$11.67C$11.83+1.37%C$11.94C$11.691.81 million shsC$3.55 billion04/21/2025C$12.07C$11.67-3.31%C$12.00C$11.571.08 million shsC$3.50 billion Get the Latest News and Ratings for TA and Related StocksEnter your email address below to receive the latest news and analysts' ratings for TransAlta and its competitors with MarketBeat's FREE daily newsletter. 04/18/2025C$12.07C$12.07C$12.31C$11.951.54 million shsC$3.62 billion04/17/2025C$11.99C$12.07+0.67%C$12.31C$11.951.54 million shsC$3.62 billion04/16/2025C$12.00C$11.99-0.08%C$12.14C$11.792.27 million shsC$3.60 billion04/15/2025C$12.15C$12.00-1.23%C$12.16C$11.773.73 million shsC$3.60 billion04/14/2025C$12.06C$12.15+0.75%C$12.36C$12.111.49 million shsC$3.65 billion04/11/2025C$11.91C$12.06+1.26%C$12.08C$11.781.73 million shsC$3.62 billion04/10/2025C$12.45C$11.91-4.34%C$12.73C$11.611.18 million shsC$3.58 billion04/09/2025C$11.61C$12.45+7.24%C$12.61C$11.272.21 million shsC$3.74 billion04/09/2025C$11.61C$12.45+7.24%C$12.61C$11.272.21 million shsC$3.74 billion04/08/2025C$11.87C$11.61-2.19%C$12.24C$11.451.17 million shsC$3.49 billion04/08/2025C$11.87C$11.61-2.19%C$12.24C$11.451.17 million shsC$3.49 billion04/07/2025C$11.61C$11.87+2.24%C$12.22C$11.162.18 million shsC$3.56 billion04/04/2025C$12.95C$11.61-10.35%C$12.66C$11.553.60 million shsC$3.49 billion04/03/2025C$13.71C$12.95-5.54%C$13.50C$12.851.46 million shsC$3.89 billion04/02/2025C$13.54C$13.71+1.26%C$13.72C$13.36957,775 shsC$4.12 billion Related Companies BIPC Stock Price Chart BEPC Stock Price Chart AQN Stock Price Chart ORA Stock Price Chart ET Stock Price Chart NOU Stock Price Chart NFG Stock Price Chart ELE Stock Price Chart HOU Stock Price Chart NEXT Stock Price Chart Receive TA Stock News and Ratings via EmailSign-up to receive the latest news and ratings for TransAlta and its competitors with MarketBeat's FREE daily newsletter. This page (TSE:TA) was last updated on 5/3/2025 by MarketBeat.com Staff From Our PartnersThink NVDA’s run was epic? You ain’t seen nothin’ yetAsk most investors and they’ll probably tell you Nvidia is the undisputed AI stock of the decade. In 2023, ...Timothy Sykes | SponsoredElon’s Terrifying Warning Forces Trump To Take ActionElon Musk has avoided two major financial crises before. He pulled Tesla and SpaceX back from the brink of col...American Hartford Gold | SponsoredTrump’s Bitcoin Reserve is No Accident…Bryce Paul believes this is the #1 coin to buy right now The catalyst behind this surge is a massive new b...Crypto 101 Media | SponsoredElon Set to Shock the World by May 1st ?Tech legend Jeff Brown recently traveled to the industrial zone of South Memphis to investigate what he believ...Brownstone Research | SponsoredGold Alert: The Truth About Fort Knox Is ComingOwning physical gold isn’t the best way to profit. 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