TransAlta Corp (TAC) stock

TACNYSEElectric ServicesFiscal year ends December 31Also trades as TACPF, TRNTF, TSLTF

Financials through fiscal 2025, year ended Dec 31, 2025Last filing: 40-F on Feb 27, 2026Score 0/30

$13.21−0.07 (-0.53%)

Close on Nov 13, 2026Market cap $3.92BP/E –Yield –

TransAlta statistics

89 measures from SEC filings and the closing price. Hover a name for the formula; the last column is the median of companies in the same industry group.

Important dates

Next earnings: –
Last ex-dividend date: Sep 1, 2026
Fundamentals through: Dec 31, 2025
Share price as of: –

Valuation ratiosIndustry

Market Cap: C$5.53B; C$25.61B
Enterprise Value: C$8.98B; C$53.95B
PS Ratio: 2.30; 3.14
PB Ratio: 3.95; 2.47
P/TBV Ratio: 8.64; 4.03
P/FCF Ratio: 13.93; –
P/OCF Ratio: 8.56; 11.70

Enterprise valuationIndustry

EV / Sales: 3.74; 4.94
EV / EBITDA: 12.49; 12.49
EV / EBIT: 64.16; 23.03
EV / FCF: 22.63; –

Share statisticsIndustry

Shares Outstanding: 297M; 507M
Shares Change (YoY): -1.66%; 0.10%
Float: 270M; 507M
Shares Held by Insiders: 9.07%; 0.00%
Shares Held by Institutions: 79.9%; 58.9%

Short sellingIndustry

Short Interest: 14M; –
Short Interest Change: -7.13%; -8.97%
Days to Cover: 11.11; 6.23

Stock price statisticsIndustry

Price Change (1 Week): 1.54%; 0.03%
Price Change (1 Month): 4.34%; 4.94%
Price Change (3 Months): 3.93%; 0.86%
Price Change (6 Months): 3.36%; 1.21%
Price Change (YTD): 4.51%; 4.17%
Price Change (1 Year): -13.4%; 1.62%
Price Change (3 Years): 57.1%; 44.8%
Price Change (5 Years): 22.4%; 22.4%
Price Change (10 Years): 247.6%; –
Average Volume (10 Days): 2M; –
Average Volume (20 Days): 1M; –
Average Volume (90 Days): 2M; –
Relative Volume: 0.34; 0.56
Relative Strength Index (14): 53.7; 58.1
Volatility (1 Year): 38.8%; 17.9%
Beta (5 Years): 0.71; 0.38

MarginsIndustry

Gross Margin: 59.0%; 59.0%
Operating Margin: 5.82%; 26.7%
Pretax Margin: -5.86%; 17.3%
Profit Margin: -5.74%; –
EBITDA Margin: 29.9%; 41.4%
FCF Margin: 16.5%; -15.4%

Returns on capitalIndustry

Return on Equity (ROE): -8.78%; –
Return on Assets (ROA): -1.52%; –
Return on Invested Capital (ROIC): 2.21%; 5.92%
Return on Capital Employed (ROCE): 2.05%; 5.69%

Financial positionIndustry

Current Ratio: 0.73; 0.61
Quick Ratio: 0.49; 0.30
Debt / Equity: 2.57; 1.51
Debt / EBITDA: 5.00; 5.56
Debt / FCF: 9.05; –
Net Debt / EBITDA: 4.71; 5.40
Interest Coverage: 0.40; 2.04

GrowthIndustry

Revenue Growth (YoY): -15.5%; 7.19%
Net Income Growth (YoY): -160.3%; –
EPS Growth (YoY): -208.5%; 4.94%
FCF Growth (YoY): -18.1%; –
Revenue Growth (3Y CAGR): -6.85%; 4.97%
Revenue Growth (5Y CAGR): 2.74%; 5.39%

EfficiencyIndustry

Asset Turnover: 0.26; 0.20
Inventory Turnover: 8.04; –
WACC: 8.24%; 7.67%

Income statement (TTM)Industry

Revenue: C$2.41B; C$9.04B
Gross Profit: C$1.42B; C$4.56B
Operating Income: C$140.00M; C$2.87B
Pretax Income: -C$141.00M; C$1.57B
Net Income: -C$138.00M; –
EBITDA: C$719.00M; C$4.41B
EPS (Diluted): -0.64 CAD; 3.33 CAD

Balance sheetIndustry

Cash & Short-Term Investments: C$205.00M; C$349.00M
Total Debt: C$3.59B; C$19.12B
Net Cash (Debt): -C$3.39B; -C$18.57B
Net Cash Per Share: -11.42 CAD; -30.96 CAD
Equity (Book Value): C$1.40B; C$13.38B
Book Value Per Share: 4.71 CAD; 25.71 CAD
Tangible Book Value: C$640.00M; C$7.91B
Working Capital: -C$494.00M; -C$2.24B

Cash flow (TTM)Industry

Operating Cash Flow: C$646.00M; C$2.70B
Capital Expenditures: -C$249.00M; -C$3.53B
Free Cash Flow: C$397.00M; -C$1.73B
FCF Per Share: 1.34 CAD; -2.55 CAD

Dividends and yieldsIndustry

Earnings Yield: -2.50%; –
FCF Yield: 7.18%; –
Buyback Yield: 0.43%; -0.13%
Shareholder Yield: 0.43%; 3.23%
FCF Payout Ratio: 13.1%; –

Taxes and interestIndustry

Interest Expense: C$347.00M; C$1.48B
Income Tax: C$17.00M; C$81.00M

Scores and fair valueIndustry

Altman Z-Score: 0.28; 0.84
Piotroski F-Score: 4; –

Total return vs. the S&P 500

Price change plus reinvested dividends, to the close on Nov 13, 2026. The S&P 500 is measured by the SPY fund.

Period	TAC	S&P 500	Difference	TAC per year	S&P 500 per year
1 month	-0.1%	-3.0%	+3.0 pts
3 months	+5.2%	-2.8%	+8.0 pts
Year to date	+5.7%	+11.5%	−5.8 pts
1 year	-7.3%	+13.5%	−20.7 pts
3 years	+71.5%	+77.7%	−6.2 pts	+19.7%	+21.1%
5 years	+33.1%	+72.6%	−39.5 pts	+5.9%	+11.5%
10 years	+299.5%	+308.2%	−8.7 pts	+14.9%	+15.1%

Short interest

Shares sold short and not yet covered, reported by brokers to FINRA twice a month. Latest settlement date Oct 30, 2026.

14M TAC shares were sold short on Oct 30, 2026, down 7.1% from the previous report. At recent volumes it would take 11.1 days to buy them back. Over the last 20 sessions, 59.5% of the volume reported to FINRA was short selling.

Settlement date	Shares short	Change	Avg. daily volume	Days to cover
Oct 30, 2026	14,057,098	-7.1%	1,264,726	11.1
Oct 15, 2026	15,136,628	+6.1%	1,379,997	11.0
Sep 30, 2026	14,271,012	+4.4%	1,651,755	8.6
Sep 15, 2026	13,673,000	+17.8%	2,620,020	5.2
Aug 31, 2026	11,605,180	+32.0%	1,450,645	8.0
Aug 14, 2026	8,790,348	+5.5%	1,899,609	4.6
Jul 31, 2026	8,335,709	+26.9%	1,558,018	5.3
Jul 15, 2026	6,567,245	+15.3%	1,537,739	4.3
Jun 30, 2026	5,697,097	-0.4%	1,571,408	3.6
Jun 15, 2026	5,722,279	+7.7%	2,660,743	2.1
May 29, 2026	5,310,973	-0.1%	1,315,317	4.0
May 15, 2026	5,314,914	+17.4%	1,244,776	4.3

Ratios use trailing-twelve-month results and the latest balance sheet. How we calculate.

Where these numbers come from

Parsed from the XBRL in TransAlta's annual and quarterly filings with the SEC
Fourth quarters derived from the annual report minus nine months
Every figure in the statements links to its source filing

Against peers

Trailing twelve months. Peers are matched on business description, industry and size. Ticks are peers, the dot is TAC.

Compare: TAC vs AQN · TAC vs BKH · TAC vs BEPC · TAC vs TLN · TAC vs PAM

Revenue growth-15.5% · median 31.8%

Operating margin5.8% · median 13.5%

Company	Revenue	Growth
TLN	$3.44B	+60.8%
TAC	C$2.41B	-15.5%
BKH	$2.34B	+2.8%
AQN	–	–
BEPC	–	–
PAM	–	–

Company

Exchange: NYSE
Industry: Electric Services
Fiscal year ends: December 31
Auditor: Ernst& Young LLP
SEC CIK: 1144800

Advertisement
300 × 250

See a number that looks wrong?