TAC (TransAlta) 6-Month Share Buyback Ratio: -0.34% (As of Mar. 2026 )


TAC TransAlta Corp TAC
51 GF Score
Price $13.69
GF Value $6.86
Valuation Significantly Overvalued
! 6 Warning Signs
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What is TransAlta 6-Month Share Buyback Ratio?

TransAlta TAC 51 6-Month Share Buyback Ratio is -0.34 as of Mar. 2026. GuruFocus rates TAC with a GF Score™ of 51/100 and a GF Value™ of $6.86 (Significantly Overvalued). The stock has 6 warning signs investors should review.

Shares Outstanding (EOP) are shares that have been authorized, issued, and purchased by investors and are held by them.

6-Month Share Buyback Ratio measures the proportion of a company's outstanding shares repurchased over the past six months, calculated as the percentage change in shares outstanding from two quarters ago to the current quarter. A positive ratio may indicates share buybacks over the period, while a zero or negative ratio suggests no buybacks or potential share issuance. TransAlta's current 6-Month Share Buyback Ratio was -0.34%.

TransAlta  (NYSE:TAC) 6-Month Share Buyback Ratio Explanation

A positive ratio may indicates share buybacks over the period, while a zero or negative ratio suggests no buybacks or potential share issuance.

Be Aware

Investors usually like share buybacks. But as pointed by Warren Buffett, only if a company buys back shares at the prices below the stock's intrinsic value, it rewards remaining shareholders. If a company buys its overvalued stocks back, it destroys shareholder value.

TransAlta 6-Month Share Buyback Ratio Related Terms

TAC vs CEG, VST, NRG: 6-Month Share Buyback Ratio Comparison

For the Utilities - Independent Power Producers subindustry, TransAlta's 6-Month Share Buyback Ratio, along with its competitors' market caps and 6-Month Share Buyback Ratio data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.

TransAlta 6-Month Share Buyback Ratio vs Utilities - Independent Power Producers Industry

For the Utilities - Independent Power Producers industry and Utilities sector, TransAlta's 6-Month Share Buyback Ratio distribution charts can be found below:

* The bar in red indicates where TransAlta's 6-Month Share Buyback Ratio falls into.


TAC
51GF Score
TransAlta Corp TAC
6-Month Share Buyback Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
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TransAlta 6-Month Share Buyback Ratio Calculation

TransAlta's 6-Month Share Buyback Ratio for the quarter that ended in Mar. 2026 is calculated as

6-Month Share Buyback Ratio=(Shares Outstanding (EOP) (Sep. 2025 ) - Shares Outstanding (EOP) (Mar. 2026 )) / Shares Outstanding (EOP) (Sep. 2025 )
=(296.700 - 297.700) / 296.700
=-0.34%

* 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 6-Month Share Buyback Ratio of -0.34 mean?
TransAlta (TAC) has a 6-Month Share Buyback Ratio of -0.34 as of Mar. 2026. The 6-Month Share Buyback Ratio measures the proportion of a company's outstanding shares repurchased over the past six months, calculated as the percentage change in shares outstanding from two quarters ago to the current quarter. View historical data for TransAlta and its competitors.
Is TransAlta's 6-Month Share Buyback Ratio too high?
TransAlta's current 6-Month Share Buyback Ratio is -0.34. Overall, TransAlta has a GF Score™ of 51/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does TransAlta's 6-Month Share Buyback Ratio compare to CEG and VST?
TransAlta's 6-Month Share Buyback Ratio of -0.34 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 6-Month Share Buyback Ratio for an Utilities - Independent Power Producers company?
A good 6-Month Share Buyback Ratio depends on the Utilities - Independent Power Producers industry context. However, 6-Month Share Buyback Ratio 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 6-Month Share Buyback Ratio mean?
A high 6-Month Share Buyback Ratio can signal that a stock is expensive relative to its fundamentals. The 6-Month Share Buyback Ratio measures the proportion of a company's outstanding shares repurchased over the past six months, calculated as the percentage change in shares outstanding from two quarters ago to the current quarter. View historical data for TransAlta and its competitors. TransAlta's current 6-Month Share Buyback Ratio is -0.34. 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 (TAC) is currently considered Significantly Overvalued. The stock's GF Value™ is $6.86, compared to a current price of $13.69 — trading 99.6% above its estimated fair value. The current 6-Month Share Buyback Ratio is -0.34. TransAlta's overall GF Score™ is 51/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is 6-Month Share Buyback Ratio calculated?
6-Month Share Buyback Ratio is calculated from a company's financial statements. For TransAlta (TAC), the current 6-Month Share Buyback Ratio is -0.34 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 (TAC) Overvalued in 2026?

Based on GuruFocus' analysis, TransAlta stock appears to be overvalued. The current stock price of $13.69 is trading 99.6% above its estimated GF Value™ of $6.86. GuruFocus considers TransAlta to be Significantly Overvalued.

Key valuation signals for TAC:

  • 6-Month Share Buyback Ratio: -0.34
  • GF Value™: $6.86 vs. price of $13.69 (99.6% above fair value)
  • GF Score™: 51/100 with 6 warning signs

No single metric tells the full story. See the TAC 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.
51GF Score

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6-Month Share Buyback Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$13.69
Price
$6.86
GF Value