TransAlta Corp

NYSE:TAC USA Utilities - Independent Power Producers
Market Cap
$3.72 Billion
Market Cap Rank
#3875 Global
#2481 in USA
Share Price
$12.55
Change (1 day)
+0.64%
52-Week Range
$8.16 - $17.73
All Time High
$17.73
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) of owned hydroelectric generating capacity located in Alberta, British Columbia, and Ontario. The Wind and Solar segment has a net ownership … Read more

Market Cap & Net Worth: TransAlta Corp (TAC)

TransAlta Corp (NYSE:TAC) has a market capitalization of $3.72 Billion ($3.72 Billion) as of March 18, 2026. Listed on the NYSE stock exchange, this USA-based company holds position #3875 globally and #2481 in its home market, demonstrating a -0.79% 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 $12.55 by its total outstanding shares 296700000 (296.70 Million).

TransAlta Corp Market Cap History: 2015 to 2026

TransAlta Corp's market capitalization history from 2015 to 2026. Data shows growth from $878.20 Million to $3.72 Billion (11.22% CAGR).

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.

Latest Price to Sales (P/S) Ratio

1.48x

TransAlta Corp's market cap is 1.48 times its annual revenue

Industry average:
0.49x
Higher than industry average

Latest Price to Earnings (P/E) Ratio

18.33x

TransAlta Corp's market cap is 18.33 times its annual earnings

Industry average:
2.51x
Higher than industry average
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
2015 $878.20 Million $2.27 Billion $22.00 Million 0.39x 39.92x
2016 $1.40 Billion $2.40 Billion $169.00 Million 0.58x 8.28x
2017 $1.55 Billion $2.31 Billion -$160.00 Million 0.67x N/A
2018 $1.10 Billion $2.25 Billion -$198.00 Million 0.49x N/A
2019 $1.94 Billion $2.35 Billion $82.00 Million 0.83x 23.67x
2020 $2.10 Billion $2.10 Billion -$287.00 Million 1.00x N/A
2021 $3.12 Billion $2.72 Billion -$537.00 Million 1.15x N/A
2022 $2.56 Billion $2.98 Billion $50.00 Million 0.86x 51.15x
2023 $2.41 Billion $3.35 Billion $695.00 Million 0.72x 3.47x
2024 $4.20 Billion $2.85 Billion $229.00 Million 1.48x 18.33x

Competitor Companies of TAC by Market Capitalization

Companies near TransAlta Corp in the global market cap rankings as of March 18, 2026.

Key companies related to TransAlta Corp by market ranking:

  • Constellation Energy Corp (NASDAQ:CEG): Ranked #190 globally with a market cap of $104.28 Billion USD.
  • Vistra Energy Corp (NYSE:VST): Ranked #425 globally with a market cap of $51.93 Billion USD.
  • NRG Energy Inc. (NYSE:NRG): Ranked #687 globally with a market cap of $29.97 Billion USD.
  • Adani Power Limited (NSE:ADANIPOWER): Ranked #1767 globally with a market cap of $9.37 Billion USD ( ₹811.69 Billion INR).

Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#190 Constellation Energy Corp NASDAQ:CEG $104.28 Billion $307.69
#425 Vistra Energy Corp NYSE:VST $51.93 Billion $164.33
#687 NRG Energy Inc. NYSE:NRG $29.97 Billion $154.75
#1767 Adani Power Limited NSE:ADANIPOWER $9.37 Billion ₹155.60

TransAlta Corp Historical Marketcap From 2015 to 2026

Between 2015 and today, TransAlta Corp's market cap moved from $878.20 Million to $ 3.72 Billion, with a yearly change of 11.22%.

Year Market Cap Change (%)
2026 $3.72 Billion -0.71%
2025 $3.75 Billion -10.67%
2024 $4.20 Billion +73.96%
2023 $2.41 Billion -5.64%
2022 $2.56 Billion -18.03%
2021 $3.12 Billion +48.80%
2020 $2.10 Billion +8.06%
2019 $1.94 Billion +77.05%
2018 $1.10 Billion -29.16%
2017 $1.55 Billion +10.54%
2016 $1.40 Billion +59.39%
2015 $878.20 Million --

End of Day Market Cap According to Different Sources

On Mar 18th, 2026 the market cap of TransAlta Corp was reported to be:

Source Market Cap
Yahoo Finance $3.72 Billion USD
MoneyControl $3.72 Billion USD
MarketWatch $3.72 Billion USD
marketcap.company $3.72 Billion USD
Reuters $3.72 Billion USD

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