TransAlta Corporation

TSX:TA Stock Report

Market Cap: CA$5.3b

TransAlta Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

TSX:TA Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
04 Jun 25SellCA$71Blain van MelleIndividual5CA$14.17
06 Mar 25SellCA$71Kerry O'ReillyIndividual5CA$14.21
27 Feb 25BuyCA$674,752Joel HunterIndividual45,000CA$14.99
17 Dec 24SellCA$874,482Kerry O'ReillyIndividual45,000CA$20.01
16 Dec 24SellCA$387,600Jane FedoretzIndividual20,000CA$19.41
02 Dec 24SellCA$130,400Jane FedoretzIndividual8,000CA$16.30
22 Nov 24SellCA$294,800Jane FedoretzIndividual20,000CA$14.82
25 Sep 24SellCA$278,400Jane FedoretzIndividual20,000CA$13.92

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of TA?
Owner TypeNumber of SharesOwnership Percentage
Individual Insiders1,347,1340.454%
Hedge Funds34,171,84411.5%
General Public58,949,36919.9%
Institutions201,981,48268.1%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 67.2% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
11.1%
Brookfield Corporation
33,022,033CA$586.5m1.56%0.43%
9.11%
RBC Global Asset Management Inc.
27,004,033CA$479.6m10.1%0.17%
6.15%
Millennium Management LLC
18,223,393CA$323.6m10.7%0.17%
5.71%
FMR LLC
16,916,767CA$300.4m25.3%0.01%
5.38%
Rubric Capital Management LP
15,948,451CA$283.2m32.9%2.71%
3.98%
Goldman Sachs Group, Investment Banking and Securities Investments
11,794,818CA$209.5m56.5%0.05%
3.61%
The Vanguard Group, Inc.
10,701,357CA$190.1m3.98%no data
3.05%
BMO Asset Management Corp.
9,055,479CA$160.8m-27.9%0.04%
2.98%
Morgan Stanley, Investment Banking and Brokerage Investments
8,829,644CA$156.8m-30.7%0.01%
2.52%
Merrill Lynch & Co. Inc., Banking Investments
7,464,821CA$132.6m-6.75%0.03%
1.86%
RBC Dominion Securities Inc., Asset Management Arm
5,525,006CA$98.1m237%0.05%
1.69%
Mackenzie Financial Corporation
5,004,721CA$88.9m-0.88%0.06%
1.04%
CI Global Asset Management
3,074,753CA$54.6m-30.8%0.07%
1.03%
American Century Investment Management Inc
3,056,347CA$54.3m-41.4%0.02%
1.01%
UBS Asset Management AG
2,994,727CA$53.2m-11.3%no data
0.99%
Arvin Capital Management LP
2,933,500CA$52.1m20.8%10.47%
0.89%
Canadian Imperial Bank of Commerce, Asset Management Arm
2,627,017CA$46.7m26%0.07%
0.85%
Potrero Capital Research, LLC
2,518,944CA$44.7m3.71%12.51%
0.81%
Toronto-Dominion Bank, Banking Investments
2,409,970CA$42.8m102%0.04%
0.65%
Quadravest Capital Management, Inc.
1,929,901CA$34.3m-16.5%0.59%
0.63%
Tetrem Capital Management Ltd.
1,881,649CA$33.4m0%1.18%
0.63%
Royal Bank of Canada, Banking & Securities Investments
1,852,910CA$32.9m105%0.01%
0.52%
National Bank Investments Inc.
1,542,436CA$27.4m-42.6%0.02%
0.51%
QV Investors Inc.
1,515,348CA$26.9m0%0.84%
0.47%
Renaissance Technologies LLC
1,387,400CA$24.6m-30.5%0.02%

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2025/09/17 05:13
End of Day Share Price 2025/09/17 00:00
Earnings2025/06/30
Annual Earnings2024/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

TransAlta Corporation is covered by 24 analysts. 4 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Nathan HeywoodATB Capital Markets
Benjamin PhamBMO Capital Markets Equity Research
Julien Dumoulin-SmithBofA Global Research