TransAlta Corp (TO:TA) — Market Cap & Net Worth

$3.67 Billion USD  · CA$5.07 Billion CAD  · Rank #4339

Market Cap & Net Worth: TransAlta Corp (TA)

TransAlta Corp (TO:TA) has a market capitalization of $3.67 Billion (CA$5.07 Billion) as of September 17, 2026. Listed on the TO stock exchange, this Canada-based company holds position #4339 globally and #144 in its home market, demonstrating a -3.20% decrease in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying TransAlta Corp's stock price CA$16.02 by its total outstanding shares 316300000 (316.30 Million). Also see TA asset base for a full breakdown of the balance sheet.

TransAlta Corp Market Cap History: 2015 to 2026

TransAlta Corp's market capitalization history from 2015 to 2026. Data shows growth from $1.01 Billion to $3.67 Billion (9.39% CAGR). Also see how efficiently does TransAlta Corp generate cash for how efficiently the company converts equity into cash flow.

Index Memberships

TransAlta Corp is a constituent of 1 market index:

Index Total Market Cap Weight (%) Rank by Market Cap
S&P TSX Composite Index (Canada)
GSPTSE
$3.86 Trillion 0.10% #122 of 225

Weight: TransAlta Corp's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.

TransAlta Corp Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how TransAlta Corp's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance. Check TransAlta Corp stock quote for real-time trading data and today's change.

Latest Price to Sales (P/S) Ratio

1.65x

TransAlta Corp's market cap is 1.65 times its annual revenue

Industry average: 1.55x Higher than industry average

Latest Price to Earnings (P/E) Ratio

N/A

P/E ratio not applicable due to negative or zero earnings

What These Ratios Tell Investors:

  • Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
  • Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
  • Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
  • Industry comparison provides context for whether the company is valued higher or lower than peers.
Year Market Cap (USD) Revenue (USD) Net Income (USD) P/S Ratio P/E Ratio
2016 $1.54 Billion $2.40 Billion $169.00 Million 0.64x 9.09x
2017 $1.54 Billion $2.31 Billion -$160.00 Million 0.67x N/A
2018 $1.16 Billion $2.25 Billion -$198.00 Million 0.51x N/A
2019 $1.94 Billion $2.35 Billion $82.00 Million 0.82x 23.60x
2020 $2.05 Billion $2.10 Billion -$287.00 Million 0.98x N/A
2021 $3.03 Billion $2.72 Billion -$537.00 Million 1.12x N/A
2022 $2.66 Billion $2.98 Billion $50.00 Million 0.89x 53.17x
2023 $2.47 Billion $3.35 Billion $695.00 Million 0.74x 3.55x
2024 $4.65 Billion $2.85 Billion $229.00 Million 1.64x 20.31x
2025 $3.97 Billion $2.41 Billion -$138.00 Million 1.65x N/A

Competitor Companies of TA by Market Capitalization

Companies near TransAlta Corp in the global market cap rankings as of September 17, 2026. Review TransAlta Corp (TA) tangible equity ratio to assess the quality of the company's equity after excluding intangible assets.

Key companies related to TransAlta Corp by market ranking:

  • Constellation Energy Corp (NASDAQ:CEG): Ranked #284 globally with a market cap of $92.08 Billion USD.
  • Vistra Energy Corp (NYSE:VST): Ranked #564 globally with a market cap of $47.95 Billion USD.
  • Adani Power Limited (NSE:ADANIPOWER): Ranked #650 globally with a market cap of $42.13 Billion USD ( Rs3.90 Trillion INR).
  • Gulf Energy Development Public Company Limited (BK:GULF): Ranked #939 globally with a market cap of $28.41 Billion USD ( ฿911.33 Billion THB).
Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#284 Constellation Energy Corp NASDAQ:CEG $92.08 Billion $259.89
#564 Vistra Energy Corp NYSE:VST $47.95 Billion $141.53
#650 Adani Power Limited NSE:ADANIPOWER $42.13 Billion Rs202.00
#939 Gulf Energy Development Public Company Limited BK:GULF $28.41 Billion ฿61.00

TransAlta Corp Historical Marketcap From 2015 to 2026

Between 2015 and today, TransAlta Corp's market cap moved from $1.01 Billion to $ 3.67 Billion, with a yearly change of 9.39%.

Year Market Cap Change (%)
2026 CA$3.67 Billion -7.72%
2025 CA$3.97 Billion -14.61%
2024 CA$4.65 Billion +88.48%
2023 CA$2.47 Billion -7.16%
2022 CA$2.66 Billion -12.38%
2021 CA$3.03 Billion +47.76%
2020 CA$2.05 Billion +6.09%
2019 CA$1.94 Billion +67.54%
2018 CA$1.16 Billion -24.97%
2017 CA$1.54 Billion +0.27%
2016 CA$1.54 Billion +51.32%
2015 CA$1.01 Billion --

End of Day Market Cap According to Different Sources

On Sep 16th, 2026 the market cap of TransAlta Corp was reported to be:

Source Market Cap
Yahoo Finance $3.67 Billion USD
MoneyControl $3.67 Billion USD
MarketWatch $3.67 Billion USD
marketcap.company $3.67 Billion USD
Reuters $3.67 Billion USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.

About TransAlta Corp

TO:TA Canada Utilities - Independent Power Producers
Market Cap
$3.67 Billion
CA$5.07 Billion CAD
Market Cap Rank
#4339 Global
#144 in Canada
Share Price
CA$16.02
Change (1 day)
-2.26%
52-Week Range
CA$16.02 - CA$24.79
All Time High
CA$24.79
About

TransAlta Corporation engages in the development, production, and sale of electric energy. It operates through Hydro, Wind and Solar, Gas, Energy Transition, and Energy Marketing segments. The Hydro segment holds interest of approximately 922 megawatts (MW) located in Alberta and Canada. The Wind and Solar segment has a net ownership interest of approximately 2,587 MW located in Alberta, Canada, … Read more