NYSE:TAC TransAlta (TAC) Stock Price, News & Analysis $13.47 +0.49 (+3.74%) Closing price 05/21/2026 03:59 PM EasternExtended Trading$13.50 +0.03 (+0.25%) As of 04:00 AM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more. Add Compare Share Share Stock Analysis Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock About TransAlta Stock (NYSE:TAC) View Price History Chart DataSkip Price History Chart 1 Day 5 Days 30 Days 90 Days 1 Year Advanced 1 Day 1 Day 5 Days 30 Days 90 Days 1 Year Advanced Show volume Show extended hours Get TransAlta alerts:Sign Up Key Stats Today's Range$12.88▼$13.5050-Day Range$11.80▼$13.9952-Week Range$8.73▼$17.88Volume950,823 shsAverage Volume1.26 million shsMarket Capitalization$4.01 billionP/E RatioN/ADividend Yield1.41%Price Target$21.33Consensus RatingModerate Buy Company Overview TransAlta Corporation, originally founded in 1909 as Calgary Power Company Ltd., is a publicly traded energy company specializing in the development, ownership and operation of power generation and transmission assets. Headquartered in Calgary, Alberta, TransAlta has grown from its early hydroelectric roots into a diversified energy provider with a multi-fuel generating fleet. The company’s core business activities encompass power generation, asset management and energy trading services. Its generation mix includes natural gas, hydroelectric, coal (in Canada), wind and solar facilities, alongside a high-voltage transmission network in Alberta. TransAlta also delivers optimization and risk-management solutions to commercial and industrial clients, helping balance supply and demand in deregulated markets. TransAlta’s operations span across Canada, the United States and Australia, where it owns and operates nearly 7,000 megawatts of capacity. The company continues to pursue strategic investments in renewable energy, modernizing its fleet and advancing low‐carbon technologies. Its geographic diversification allows TransAlta to serve utilities, municipalities and large industrial customers under long‐term power purchase agreements and merchant market arrangements. Under the leadership of President and Chief Executive Officer John Kousinioris, TransAlta emphasizes safety, reliability and sustainability. The management team is focused on driving operational excellence, optimizing asset performance and supporting the transition to a cleaner energy future while maintaining a disciplined approach to capital allocation.AI Generated. May Contain Errors. Read More TransAlta Stock Analysis - MarketRank™See Top-Rated MarketRank™ Stocks89th Percentile Overall ScoreTAC MarketRank™: TransAlta scored higher than 89% of companies evaluated by MarketBeat, and ranked 19th out of 94 stocks in the utilities sector. Scores are calculated by averaging available category scores, with extra weight given to analysis and valuation. Analyst's Opinion4.3 / 5Analyst RatingModerate Buy Consensus RatingTransAlta has received a consensus rating of Moderate Buy. The company's average rating score is 2.67, and is based on no strong buy ratings, 7 buy ratings, 1 hold rating, and 1 sell rating.Upside PotentialTransAlta has a consensus price target of $21.33, representing about 58.4% upside from its current price of $13.47.Amount of Analyst CoverageTransAlta has been the subject of 6 research reports in the past 90 days, demonstrating strong analyst interest in this stock.Read more about TransAlta's stock forecast and price target. Earnings and Valuation1.9 / 5Proj. Earnings Growth73.08% Earnings GrowthEarnings for TransAlta are expected to grow by 73.08% in the coming year, from $0.26 to $0.45 per share.Price to Earnings Ratio vs. the MarketThe P/E ratio of TransAlta is -24.94, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.Price to Earnings Ratio vs. SectorThe P/E ratio of TransAlta is -24.94, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.Price to Book Value per Share RatioTransAlta has a P/B Ratio of 10.28. P/B Ratios above 3 indicate that a company could be overvalued with respect to its assets and liabilities.Read more about TransAlta's valuation and earnings. Short Interest5.0 / 5Short Interest LevelHealthy Percentage of Shares Shorted1.75% of the float of TransAlta has been sold short.Short Interest Ratio / Days to CoverTransAlta has a short interest ratio ("days to cover") of 3.52, which is generally considered an acceptable ratio of short interest to trading volume.Change versus previous monthShort interest in TransAlta has recently decreased by 12.89%, indicating that investor sentiment is improving significantly. Dividend1.7 / 5Dividend StrengthWeak Dividend YieldTransAlta pays a meaningful dividend of 1.47%, higher than the bottom 25% of all stocks that pay dividends.Dividend GrowthTransAlta has only been increasing its dividend for 2 years.Dividend SustainabilityBased on earnings estimates, TransAlta will have a dividend payout ratio of 42.22% next year. This indicates that TransAlta will be able to sustain or increase its dividend.Read more about TransAlta's dividend. News and Social Media0.6 / 5News SentimentN/A Search Interest3 people have searched for TAC on MarketBeat in the last 30 days. This is an increase of 50% compared to the previous 30 days. Company Ownership1.2 / 5Insider TradingN/A Insider Buying vs. Insider SellingIn the past three months, TransAlta insiders have not sold or bought any company stock.Percentage Held by Insiders13.10% of the stock of TransAlta is held by insiders. A high percentage of insider ownership can be a sign of company health.Percentage Held by Institutions59.00% of the stock of TransAlta is held by institutions. High institutional ownership can be a signal of strong market trust in this company.Read more about TransAlta's insider trading history. Receive TAC Stock News and Ratings via Email Sign-up to receive the latest news and ratings for TransAlta and its competitors with MarketBeat's FREE daily newsletter. 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TAC Stock News HeadlinesTransAlta Corporation 2026 Q1 - Results - Earnings Call PresentationMay 13, 2026 | seekingalpha.comAnalysts Offer Insights on Utilities Companies: Spire (SR) and TransAlta (TAC)May 12, 2026 | theglobeandmail.comYour book attachedBill Poulos is giving away his 'Safe Trade Options Formula' book for free - but only for a limited time through a temporary download link. He plans to charge for it soon. Download your copy now and lock it in at no cost, regardless of future pricing. | Profits Run (Ad)TransAlta (TAC) Reports Q1 adjusted EPS of C$0.60May 9, 2026 | insidermonkey.comTransAlta Files Q1 2026 MD&A and Interim Financials with U.S. SECMay 6, 2026 | tipranks.comTransAlta Reports First Quarter Results and Reaffirms Annual GuidanceMay 6, 2026 | financialpost.comFTransAlta Reports First Quarter Results and Reaffirms Annual GuidanceMay 6, 2026 | globenewswire.comTransAlta Shareholders Back Board, Pay Plan and Equity Increase at April 30 MeetingMay 1, 2026 | tipranks.comSee More Headlines TAC Stock Analysis - Frequently Asked Questions How have TAC shares performed this year? TransAlta's stock was trading at $12.64 at the beginning of the year. Since then, TAC shares have increased by 6.5% and is now trading at $13.4660. How were TransAlta's earnings last quarter? TransAlta Corporation (NYSE:TAC) issued its quarterly earnings data on Wednesday, May, 6th. The utilities provider reported $0.04 EPS for the quarter, topping the consensus estimate of $0.01 by $0.03. The utilities provider earned $406.19 million during the quarter, compared to analyst estimates of $436.36 million. TransAlta had a positive trailing twelve-month return on equity of 9.52% and a negative net margin of 9.46%. Read the conference call transcript. Who are TransAlta's major shareholders? Top institutional shareholders of TransAlta include BROOKFIELD Corp ON (9.05%), Royal Bank of Canada (8.50%), Bank of America Corp DE (2.67%) and Value Aligned Research Advisors LLC (0.87%). View institutional ownership trends. How do I buy shares of TransAlta? Shares of TAC stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include Charles Schwab, E*TRADE, Fidelity, and Vanguard Brokerage Services. What other stocks do shareholders of TransAlta own? Based on aggregate information from My MarketBeat watchlists, some other companies that TransAlta investors own include Meta Platforms (META), NVIDIA (NVDA), Broadcom (AVGO), GE Aerospace (GE), Arista Networks (ANET), Novo Nordisk A/S (NVO) and Advanced Micro Devices (AMD). Company Calendar Ex-Dividend for 4/1 Dividend2/27/2026Record date for 4/1 Dividend3/01/2026Dividend Payable4/01/2026Last Earnings5/06/2026Today5/22/2026Record date for 7/1 Dividend6/01/2026Ex-Dividend for 7/1 Dividend6/01/2026Dividend Payable7/01/2026Next Earnings (Estimated)7/30/2026Fiscal Year End12/31/2026Get Stock Alerts Health Indicator TradeSmith's Health IndicatorA long-term volatility-based measure designed for securities held 12 months or longer.Green: Strong and healthy uptrend with normal pullbacks.Yellow: Significant pullback but still within expected volatility.Red: Dropped beyond expected volatility; considered unhealthy. Red Zone (5m+) 1-Year History May 25 Aug 25 Nov 25 Feb 26 May 26 TAC's financial health is in the Red zone, according to TradeSmith. TAC has been in this zone for over 5 months. Industry, Sector and Symbol Stock ExchangeNYSE SectorUtilities Industry UTIL - ELEC PWR Sub-IndustryUtilities Current SymbolNYSE:TAC CIK1144800 Webwww.transalta.com Phone(403) 267-7110Fax1-403-267-7405Employees1,205Year FoundedN/APrice Target and Rating Average Price Target for TransAlta$21.33 High Price Target$24.00 Low Price Target$20.00 Potential Upside/Downside+58.4%Consensus RatingModerate Buy Rating Score (0-4)2.67 Research Coverage9 Analysts Profitability EPS (Trailing Twelve Months)($0.54) Trailing P/E RatioN/A Forward P/E Ratio51.79 P/E GrowthN/ANet Income-$98.77 million Net Margins-9.46% Pretax Margin-7.39% Return on Equity9.52% Return on Assets0.66% Debt Debt-to-Equity Ratio6.61 Current Ratio0.76 Quick Ratio0.70 Sales & Book Value Annual Sales$1.72 billion Price / Sales2.33 Cash Flow$1.59 per share Price / Cash Flow8.46 Book Value$1.31 per share Price / Book10.28Miscellaneous Outstanding Shares297,800,000Free Float258,788,000Market Cap$4.01 billion OptionableOptionable Beta0.66 A Guide To High-Short-Interest StocksMarketBeat's analysts have just released their top five short plays for June 2026. 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