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TAC · NYSE

TransAlta (TAC) Stock Price & Fundamentals

$828.64+0.19%+$1.57End-of-day price as of Oct 9, 2026

TransAlta (TAC) closed at $828.64 on Oct 9, 2026, up 0.19% from the previous close of $827.07.

Share price, past year

1Y +16.37%
Daily closing prices

52-week range $698.46 – $854.74.
Monthly closing prices
Last closing price of each month
DateClose
Oct 9, 2026$828.64
Sep 30, 2026$816.45
Aug 31, 2026$783.52
Jul 31, 2026$792.14
Jun 30, 2026$794.63
May 29, 2026$770.64
Apr 30, 2026$776.78
Mar 31, 2026$822.11
Feb 27, 2026$843.49
Jan 30, 2026$833.20
Dec 31, 2025$804.46
Nov 28, 2025$778.88
Oct 31, 2025$698.46

Key statistics

Market cap
—
P/E (TTM)
—
EPS (TTM)
—
Revenue (TTM)
—
Net income (TTM)
—
Shares outstanding
296.7M
Dividend yield
—
52-week range
$698.46 – $854.74

Market cap, P/E and dividend yield aren't shown for TransAlta yet: its SEC filings count its ordinary shares, which can differ from the shares traded in the US, and report in Canadian dollars.

Financials

TransAlta reported revenue of CA$2.41B for fiscal 2025, down 15.47% from fiscal 2024.

Figures are in Canadian dollars (CAD), as TransAlta reports them to the SEC.

TransAlta reported a net loss of CA$138.00M in fiscal 2025.

TransAlta's fiscal 2025 net loss was its first in at least 4 years.

Annual revenue

FY16FY17FY18FY19FY20FY21FY22FY23FY24FY25
Annual revenue by fiscal year; the table below lists the values.
TransAlta annual financials by fiscal year, from SEC filings
Fiscal yearRevenueGrowthNet incomeNet marginEPS (diluted)Free cash flow
FY2025ended Dec 31, 2025CA$2.41B−15.5%−CA$138.00M−5.7%−CA$0.64CA$397.00M
FY2024ended Dec 31, 2024CA$2.85B−15.2%CA$229.00M8.1%CA$0.59CA$485.00M
FY2023ended Dec 31, 2023CA$3.36B+12.7%CA$695.00M20.7%CA$2.33CA$589.00M
FY2022ended Dec 31, 2022CA$2.98B+9.4%CA$50.00M1.7%CA$0.01−CA$41.00M
FY2021ended Dec 31, 2021CA$2.72B+29.5%−CA$537.00M−19.7%−CA$2.13CA$521.00M
FY2020ended Dec 31, 2020CA$2.10B−10.5%−CA$287.00M−13.7%−CA$1.22CA$216.00M
FY2019ended Dec 31, 2019CA$2.35B+4.4%CA$82.00M3.5%CA$0.18CA$432.00M
FY2018ended Dec 31, 2018CA$2.25B−2.5%−CA$198.00M−8.8%—CA$543.00M
FY2017ended Dec 31, 2017CA$2.31B−3.8%−CA$160.00M−6.9%—CA$288.00M
FY2016ended Dec 31, 2016CA$2.40B—CA$169.00M7.1%—CA$386.00M

Company profile

Name
TransAlta Corporation
Ticker
TAC
Exchange
NYSE
Industry (SEC SIC)
Electric Services
Headquarters
Transalta Place, 1400, 1100 - 1st Street S.E., Calgary, A0 T2G 1B1
Fiscal year ends
December
SEC CIK
0001144800

Recent SEC filings

TransAlta's industry, as the SEC classifies it, is Electric Services. The companies closest to TransAlta in revenue in it and related industries are Emera, Fortis and GFL Environmental.

ETFs that hold TransAlta

Of the ETFs and funds on Laurel, Vanguard Total International Stock ETF (VXUS) holds the most TransAlta shares by value: 0.01% of the fund, as of its latest report to the SEC.

Frequently asked questions

What is TransAlta's stock price?

TransAlta (TAC) closed at $828.64 on Oct 9, 2026, up 0.19% from the previous close of $827.07.

How much revenue does TransAlta make?

TransAlta reported revenue of CA$2.41B for fiscal 2025, down 15.47% from fiscal 2024.

Sources and methodology

Fundamentals come from TransAlta Corporation's filings with the SEC (EDGAR XBRL company facts). Fourth-quarter figures that companies don't report separately are calculated as the fiscal year minus the first three quarters. Trailing twelve-month (TTM) figures sum the latest four quarters. Prices are generated sample data for development. Last updated Oct 10, 2026. Data sources and disclosures