TransAlta (STU:TZ1) Total Operating Expense: €816 Mil (TTM As of Mar. 2026)


STU:TZ1 TransAlta Corp STU:TZ1
55 GF Score
Price €12.40
GF Value €6.22
Valuation Significantly Overvalued
! 6 Warning Signs
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What is TransAlta Total Operating Expense?

TransAlta STU:TZ1 55 Total Operating Expense is €816 Mil as of Mar. 2026. GuruFocus rates STU:TZ1 with a GF Score™ of 55/100 and a GF Value™ of €6.22 (Significantly Overvalued). The stock has 6 warning signs investors should review.

TransAlta's Total Operating Expense for the three months ended in Mar. 2026 was €182 Mil. TransAlta's Total Operating Expense for the trailing twelve months (TTM) ended in Mar. 2026 was €816 Mil.

TransAlta Total Operating Expense Related Terms

TransAlta Total Operating Expense Historical Data

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The historical data trend for TransAlta's Total Operating Expense can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

TransAlta Total Operating Expense Chart

TransAlta Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Total Operating Expense
Get a 7-Day Free Trial Premium Member Only Premium Member Only 768.84 794.95 813.38 813.09 835.74

TransAlta Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Total Operating Expense Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 213.92 213.77 202.01 218.53 181.57
STU:TZ1
55GF Score
TransAlta Corp STU:TZ1
Total Operating Expense is just one metric. See GF Score™, valuation, warning signs, and more.
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TransAlta Total Operating Expense Calculation

Total Operating Expense is the primary recurring expense associated with central operations that are incurred in order to generate sales.


Total Operating Expense for the trailing twelve months (TTM) ended in Mar. 2026 adds up the quarterly data reported by the company within the most recent 12 months, which was €816 Mil.

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

What does a Total Operating Expense of €816 Mil mean?
TransAlta (STU:TZ1) has a Total Operating Expense of €816 Mil as of Mar. 2026. Total operating expense is the primary recurring expense associated with central operations. View historical data on TransAlta and its competitors.
Is TransAlta's Total Operating Expense too high?
TransAlta's current Total Operating Expense is €816 Mil. Overall, TransAlta has a GF Score™ of 55/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does TransAlta's Total Operating Expense compare to CEG and VST?
TransAlta's Total Operating Expense of €816 Mil can be compared against companies in the Utilities - Independent Power Producers industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Total Operating Expense for an Utilities - Independent Power Producers company?
A good Total Operating Expense depends on the Utilities - Independent Power Producers industry context. However, Total Operating Expense should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Total Operating Expense mean?
A high Total Operating Expense can signal that a stock is expensive relative to its fundamentals. Total operating expense is the primary recurring expense associated with central operations. View historical data on TransAlta and its competitors. TransAlta's current Total Operating Expense is €816 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is TransAlta stock overvalued right now?
Based on GuruFocus' analysis, TransAlta (STU:TZ1) is currently considered Significantly Overvalued. The stock's GF Value™ is €6.22, compared to a current price of €12.40 — trading 99.4% above its estimated fair value. The current Total Operating Expense is €816 Mil. TransAlta's overall GF Score™ is 55/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Total Operating Expense calculated?
Total Operating Expense is calculated from a company's financial statements. For TransAlta (STU:TZ1), the current Total Operating Expense is €816 Mil as of Mar. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is TransAlta (STU:TZ1) Overvalued in 2026?

Based on GuruFocus' analysis, TransAlta stock appears to be overvalued. The current stock price of €12.40 is trading 99.4% above its estimated GF Value™ of €6.22. GuruFocus considers TransAlta to be Significantly Overvalued.

Key valuation signals for STU:TZ1:

  • Total Operating Expense: €816 Mil
  • GF Value™: €6.22 vs. price of €12.40 (99.4% above fair value)
  • GF Score™: 55/100 with 6 warning signs

No single metric tells the full story. See the STU:TZ1 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

TransAlta Business Description

Address 1100 1st Street SE, TransAlta Place, Suite 1400, Calgary, AB, CAN, T2G 1B1
TransAlta Corp is an independent power producer based in Alberta, Canada. The company operates a diverse electrical power generation assets in Canada, the United States, and Western Australia. The company has reportable segments namely, Hydro, Wind & Solar, Gas, Energy Transition segment and Corporate Segment. The company generates the majority of its revenue from the gas segment.
55GF Score

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Total Operating Expense is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

€12.40
Price
€6.22
GF Value