ATCO (ACO.X) Stock Chart & Stock Price History C$48.87 +0.19 (+0.39%) As of 09/12/2025 04:00 PM Eastern Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsHeadlinesInsider TradesBuy This Stock ATCO Stock Price Performance The ATCO (ACO.X) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 5.87%, with a year-to-date return of 2.71%. In the past month, the stock has decreased 4.20%, reflecting recent market activity. As of the latest close, ATCO traded at C$48.87 with a market cap of C$5.50 billion and volume of 139,145 shares. Five years ago, the stock traded at C$39.85, representing a 22.63% increase over that period. At the time, it had a market cap of C$4.57 billion and a volume of 144,196 shares. Receive ACO.X Stock News and Ratings via EmailSign-up to receive the latest news and ratings for ATCO 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. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy. 5 Day Performance+0.04%1 Month Performance-4.20%3 Month Performance-6.00%Year-To-Date Performance+2.71%1 Year Performance+5.87%5 Year Performance+22.63% ACO.X Stock Chart for Monday, September, 15, 2025 ACO.X Chart by TradingView ATCO 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 Capitalization09/12/2025C$48.68C$48.87+0.39%C$48.97C$48.44139,145 shsC$5.50 billion09/11/2025C$48.85C$48.68-0.35%C$49.00C$48.50197,550 shsC$5.48 billion09/10/2025C$48.74C$48.85+0.23%C$48.92C$48.57204,388 shsC$5.50 billion09/09/2025C$49.01C$48.74-0.55%C$49.03C$48.70151,712 shsC$5.48 billion09/08/2025C$49.00C$49.01+0.02%C$49.06C$48.86122,279 shsC$5.51 billion09/05/2025C$49.16C$49.00-0.33%C$49.28C$48.93148,599 shsC$5.51 billion09/04/2025C$49.78C$49.16-1.25%C$49.65C$49.06174,464 shsC$5.53 billion09/03/2025C$49.76C$49.78+0.04%C$49.99C$49.59125,197 shsC$5.60 billion09/02/2025C$50.29C$49.76-1.05%C$50.22C$49.58235,518 shsC$5.60 billion09/01/2025C$50.29C$50.29C$50.61C$49.55153,733 shsC$5.66 billion Get the Latest News and Ratings for ACO.X and Related StocksEnter your email address below to receive the latest news and analysts' ratings for ATCO and its competitors with MarketBeat's FREE daily newsletter. 08/29/2025C$49.86C$50.29+0.86%C$50.61C$49.55153,733 shsC$5.02 billion08/28/2025C$49.85C$49.86+0.02%C$49.95C$49.39211,669 shsC$4.97 billion08/27/2025C$49.77C$49.85+0.16%C$50.08C$49.50160,667 shsC$4.97 billion08/26/2025C$50.56C$49.77-1.56%C$50.41C$49.72284,691 shsC$4.96 billion08/25/2025C$50.95C$50.56-0.77%C$50.84C$50.39107,429 shsC$5.04 billion08/22/2025C$51.34C$50.95-0.76%C$51.72C$50.80234,348 shsC$5.08 billion08/21/2025C$50.77C$51.34+1.12%C$51.51C$50.72233,648 shsC$5.12 billion08/20/2025C$50.78C$50.77-0.02%C$51.16C$50.71372,831 shsC$5.06 billion08/19/2025C$50.58C$50.78+0.40%C$51.00C$50.50187,631 shsC$5.06 billion08/18/2025C$51.01C$50.58-0.84%C$51.15C$50.40273,063 shsC$5.04 billion08/15/2025C$50.81C$51.01+0.39%C$51.15C$50.71204,822 shsC$5.09 billion08/14/2025C$50.43C$50.81+0.75%C$50.86C$50.28277,336 shsC$5.07 billion Related Companies BIP.UN Stock Chart CU Stock Chart ACO.Y Stock Chart EMA Stock Chart BEP.UN Stock Chart CPX Stock Chart BEPC Stock Chart BIPC Stock Chart AQN Stock Chart NPI Stock Chart Receive ACO.X Stock News and Ratings via EmailSign-up to receive the latest news and ratings for ATCO and its competitors with MarketBeat's FREE daily newsletter. This page (TSE:ACO.X) was last updated on 9/15/2025 by MarketBeat.com Staff From Our PartnersOut of 18,347 Cryptocurrencies... This is the ONLY OneThe Single Most Undervalued DeFi Protocol You've Never Heard Of If there's one cryptocurrency you should b...Crypto 101 Media | SponsoredHe Called Nvidia at $1.10. Now, He Says THIS Stock Will…The original Magnificent Seven returned 16,894%—turning $7K into $1.18 million. Now, the man who called Nvi...The Oxford Club | SponsoredWhy Trump’s “Smart Dollar” could rewrite the rulesMUST SEE: Donald Trump's Radical Overhaul of the U.S. Dollar Congress just approved President Trump's lates...Stansberry Research | SponsoredINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.Traders Agency | SponsoredForget AI Stocks — This Device Will REPLACE the MicrochipWhile everyone's chasing the same AI plays, George Gilder is focused on something completely different. He ...Banyan Hill Publishing | SponsoredTrump's Law S.1582: $21T Dollar Revolution ComingDo you have money in any of these banks? Chase. Bank of America. Citigroup. Wells Fargo. U.S. Bancorp. I...Brownstone Research | SponsoredGENIUS Act: The Plot to Seize Your Cash?A new law called the GENIUS Act could quietly trigger the most radical shift in American finance in decades. B...Priority Gold | SponsoredRetire Comfortably with These New Monthly Income ETFs?Too many retirees lie awake at night, worried their savings won’t last. Traditional advice and tiny returns ju...Investors Alley | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding ATCO Ltd. Please log in to your account or sign up in order to add this asset to your watchlist. Share ATCO With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. Real-time analyst ratings, insider transactions, earnings data, and more. Our daily ratings and market update email newsletter. Sign in to your free account to enjoy all that MarketBeat has to offer. Sign In Create Account Your Email Address: Email Address Required Your Password: Password Required Log In or Sign in with Facebook Sign in with Google Forgot your password? Your Email Address: Please enter your email address. Please enter a valid email address Choose a Password: Please enter your password. Your password must be at least 8 characters long and contain at least 1 number, 1 letter, and 1 special character. Create My Account (Free) or Sign in with Facebook Sign in with Google By creating a free account, you agree to our terms of service. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
Free ACO.X Stock Alerts