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TransAlta (TAC) Institutional Ownership

TransAlta logo
$13.65 +0.18 (+1.34%)
Closing price 09/19/2025 03:59 PM Eastern
Extended Trading
$13.64 -0.01 (-0.04%)
As of 09/19/2025 05:47 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
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Institutional Ownership Changes (13F Filings) for TransAlta (NYSE:TAC)

Current
Institutional Ownership
Percentage
59.00%
Number of
Institutional Buyers
(last 12 months)
120
Total
Institutional Inflows
(last 12 months)
$749.19M
Number of
Institutional Sellers
(last 12 months)
79
Total
Institutional Outflows
(last 12 months)
$548.71M
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Skip Chart & View Institutional Buying and Selling Data

TAC Institutional Buying and Selling by Quarter

TransAlta Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/27/2025 Orion Porfolio Solutions LLC14,765$159K0.0%N/A0.005%
8/27/2025 Squarepoint Ops LLC64,775$699K0.0%+68.0%0.022%
8/19/2025 State of Wyoming6,103$66K0.0%-61.0%0.002%
8/15/2025 CANADA LIFE ASSURANCE Co32,224$347K0.0%-58.8%0.011%
8/15/2025 BROOKFIELD Corp ON 26,936,780$290.65M0.4%+0.0%9.088%
8/15/2025 Vident Advisory LLC80,409$868K0.0%-4.9%0.027%
8/15/2025 Rubric Capital Management LP15,948,451$172.08M2.6%+32.9%5.381%
8/15/2025 Orion Porfolio Solutions LLC14,765$159K0.0%N/A0.005%
8/15/2025 Engineers Gate Manager LP11,838$128K0.0%-56.7%0.004%
8/15/2025 BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp158,295$1.71M0.0%-77.3%0.053%
8/15/2025 BTG Pactual Asset Management US LLC83,781$904K0.1%N/A0.028%
8/15/2025 Brevan Howard Capital Management LP120,000$1.30M0.0%-89.6%0.040%
8/15/2025 Balyasny Asset Management L.P.295,347$3.19M0.0%+418.8%0.100%
8/15/2025 Bank of America Corp DE7,577,664$81.76M0.0%-6.3%2.557%
8/15/2025 AREX Capital Management LP25,000$270K0.5%N/A0.008%
8/14/2025 Westerly Capital Management LLC767,500$8.28M3.1%N/A0.259%
8/14/2025 Raymond James Financial Inc.58,361$630K0.0%-1.7%0.020%
8/14/2025 Caption Management LLC92,664$1M0.0%-5.9%0.031%
8/14/2025 The Manufacturers Life Insurance Company 211,646$2.27M0.0%-1.7%0.071%
8/14/2025 Ardsley Advisory Partners LP105,000$1.13M0.1%-19.2%0.035%
8/14/2025 Qube Research & Technologies Ltd206,813$2.23M0.0%-16.5%0.070%
8/14/2025 Intact Investment Management Inc.692,550$7.47M0.3%+26.1%0.234%
8/14/2025 Investment Management Corp of Ontario15,797$170K0.0%-6.0%0.005%
8/14/2025 Bank of Nova Scotia1,316,630$14.20M0.0%-10.0%0.444%
8/13/2025 Oaktree Capital Management LP6,085,253$65.51M1.1%+9.0%2.053%
8/13/2025 Invesco Ltd.1,075,171$11.60M0.0%+18.9%0.363%
8/13/2025 Quantbot Technologies LP56,920$614K0.0%-6.7%0.019%
8/13/2025 Mackenzie Financial Corp5,004,721$54.02M0.1%-0.9%1.689%
8/13/2025 Quadrature Capital Ltd16,056$173K0.0%N/A0.005%
8/13/2025 Scotia Capital Inc.317,231$3.42M0.0%-3.3%0.107%
8/13/2025 Hsbc Holdings PLC104,502$1.13M0.0%N/A0.035%
8/13/2025 Quadrant Capital Group LLC17,276$186K0.0%-6.5%0.006%
8/13/2025 Northwest & Ethical Investments L.P.23,952$258K0.0%-14.2%0.008%
8/13/2025 Russell Investments Group Ltd.56,026$603K0.0%-20.9%0.019%
8/12/2025 XTX Topco Ltd22,393$242K0.0%N/A0.008%
8/12/2025 American Century Companies Inc.3,056,347$32.97M0.0%-41.4%1.031%
8/12/2025 CenterBook Partners LP775,454$8.37M0.5%N/A0.262%
8/12/2025 Franklin Resources Inc.40,340$435K0.0%-85.7%0.014%
8/12/2025 Legal & General Group Plc309,139$3.33M0.0%+3.0%0.104%
8/12/2025 JPMorgan Chase & Co.16,903$182K0.0%-98.3%0.006%
8/12/2025 Entropy Technologies LP18,033$195K0.0%+41.8%0.006%
8/12/2025 Swiss National Bank544,500$5.85M0.0%-1.5%0.184%
8/11/2025 TD Waterhouse Canada Inc.70,554$754K0.0%+19.5%0.024%
8/11/2025 Greenland Capital Management LP181,126$1.95M0.2%+107.8%0.061%
8/8/2025 Creative Planning51,336$554K0.0%+6.9%0.017%
8/8/2025 Geode Capital Management LLC152,816$1.66M0.0%+3.5%0.052%
8/8/2025 Tobam7,979$86K0.0%-27.1%0.003%
8/8/2025 Jupiter Asset Management Ltd.23,418$252K0.0%-38.5%0.008%
8/7/2025 Connor Clark & Lunn Investment Management Ltd.1,006,599$10.87M0.0%-62.6%0.340%
8/6/2025 Fox Run Management L.L.C.12,952$140K0.0%N/A0.004%
8/6/2025 First Eagle Investment Management LLC15,350$166K0.0%-20.3%0.005%
8/6/2025 Savant Capital LLC11,745$127K0.0%N/A0.004%
8/6/2025 Heronetta Management L.P.85,000$917K0.6%+10.4%0.029%
8/6/2025 Timelo Investment Management Inc.60,000$647K0.9%N/A0.020%
8/5/2025 Bank of Montreal Can9,055,479$97.75M0.0%-29.5%3.055%
8/1/2025 Y Intercept Hong Kong Ltd96,266$1.04M0.0%N/A0.032%
7/31/2025 Cardinal Point Capital Management ULC172,985$1.86M0.1%+19.5%0.058%
7/30/2025 DekaBank Deutsche Girozentrale34,081$362K0.0%+51.4%0.011%
7/28/2025 Allianz Asset Management GmbH394,433$4.25M0.0%-6.5%0.133%
7/28/2025 TD Asset Management Inc1,266,801$13.64M0.0%-55.4%0.427%
7/25/2025 Vanguard Personalized Indexing Management LLC44,415$479K0.0%-2.3%0.015%
7/16/2025 Signaturefd LLC25,625$276K0.0%-5.2%0.009%
7/15/2025 Public Employees Retirement System of Ohio107,868$1.16M0.0%+6.7%0.036%
7/15/2025 Ballentine Partners LLC12,461$134K0.0%N/A0.004%
7/14/2025 Clear Harbor Asset Management LLC54,300$586K0.0%-2.0%0.018%
7/14/2025 Sowell Financial Services LLC23,892$258K0.0%+6.0%0.008%
6/10/2025 BROOKFIELD Corp ON26,930,439$251.80M1.4%-24.2%9.084%
5/19/2025UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC208,969$1.95M0.0%+27.8%0.070%
5/16/2025Yaupon Capital Management LP1,680,101$15.68M0.8%+138.0%0.567%
5/16/2025Guardian Partners Inc.75,954$710K0.1%-4.3%0.026%
5/16/2025Dynamic Technology Lab Private Ltd33,444$313K0.0%N/A0.011%
5/16/2025Millennium Management LLC16,462,892$153.81M0.1%+199.1%5.553%
5/16/2025Ardsley Advisory Partners LP130,000$1.21M0.2%-80.7%0.044%
5/15/2025Federation des caisses Desjardins du Quebec1,390,244$12.95M0.1%-45.7%0.469%
5/15/2025First Manhattan CO. LLC.881,682$8.28M0.0%-0.9%0.297%
5/15/2025Caption Management LLC98,493$921K0.0%+156.2%0.033%
5/15/2025Vident Advisory LLC84,534$790K0.0%+22.5%0.029%
5/15/2025Canada Pension Plan Investment Board450,000$4.20M0.0%N/A0.152%
5/15/2025Clayton Partners LLC561,281$5.25M4.6%-28.0%0.189%
5/15/2025State of Wyoming15,654$146K0.0%N/A0.005%
5/15/2025Trexquant Investment LP353,732$3.31M0.0%+301.4%0.119%
5/14/2025BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp697,393$6.51M0.0%+491.9%0.235%
5/14/2025Quantbot Technologies LP61,026$571K0.0%N/A0.021%
5/14/2025Wellington Management Group LLP225,231$2.10M0.0%-44.5%0.076%
5/13/2025Versor Investments LP56,400$526K0.1%N/A0.019%
5/13/2025Summit Securities Group LLC30,000$280K0.0%-55.0%0.010%
5/13/2025Northwest & Ethical Investments L.P.27,922$261K0.0%-35.0%0.009%
5/13/2025American Century Companies Inc.5,212,856$48.65M0.0%+7.0%1.758%
5/13/2025Tacita Capital Inc219,313$2.05M1.5%-2.2%0.074%
5/13/2025Caitong International Asset Management Co. Ltd4,389$41K0.0%+48,666.7%0.001%
5/13/2025Russell Investments Group Ltd.70,824$661K0.0%+25.2%0.024%
5/12/2025Nuveen LLC220,336$2.06M0.0%N/A0.074%
5/12/2025Aigen Investment Management LP62,823$587K0.1%N/A0.021%
5/12/2025Entropy Technologies LP12,721$119K0.0%N/A0.004%
5/12/2025Invesco Ltd.904,342$8.46M0.0%+1,150.1%0.305%
5/12/2025Connor Clark & Lunn Investment Management Ltd.2,689,452$25.10M0.1%-66.4%0.907%
5/12/2025Swiss National Bank552,600$5.16M0.0%+10.3%0.186%
5/9/2025Charles Schwab Investment Management Inc.842,489$7.86M0.0%-2.8%0.283%
5/9/2025Vanguard Group Inc.10,291,968$96.06M0.0%+0.6%3.452%
5/9/2025Scotia Capital Inc.328,041$3.06M0.0%-43.6%0.110%
(Data available from 1/1/2016 forward)

TAC Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of TAC shares?

During the previous two years, 182 institutional investors and hedge funds held shares of TransAlta. The most heavily invested institutionals were Royal Bank of Canada ($342.11M), BROOKFIELD Corp ON ($290.65M), Rubric Capital Management LP ($172.08M), Millennium Management LLC ($153.81M), FMR LLC ($116.76M), Bank of Montreal Can ($97.75M), and Vanguard Group Inc. ($96.06M).Learn more on TransAlta's institutional investors.

What percentage of TransAlta's stock is owned by institutional investors?

59.00% of TransAlta's stock is owned by institutional investors. Learn more on TAC's institutional investor holdings.

Which institutional investors have been buying TransAlta's stock?

Of the 153 institutional investors that purchased TransAlta's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Millennium Management LLC ($10.96M), Connor Clark & Lunn Investment Management Ltd. ($6.91M), Rubric Capital Management LP ($6.60M), Artisan Partners Limited Partnership ($4.75M), American Century Companies Inc. ($4.42M), FMR LLC ($4.07M), and Bank of America Corp DE ($3.97M).

How much institutional buying is happening at TransAlta?

Institutional investors have bought a total of 61,463,640 shares in the last 24 months. This purchase volume represents approximately $749.19M in transactions.

Which of TransAlta's major shareholders have been selling company stock?

Of the 79 institutional investors that sold TransAlta's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: BROOKFIELD Corp ON ($8.59M), Connor Clark & Lunn Investment Management Ltd. ($7.00M), Bank of Montreal Can ($3.80M), CIBC Asset Management Inc ($3.49M), Millennium Management LLC ($2.89M), TD Asset Management Inc ($2.17M), and American Century Companies Inc. ($2.16M).

How much institutional selling is happening at TransAlta?

Institutional investors have sold a total of 49,097,714 shares in the last 24 months. This volume of shares sold represents approximately $548.71M in transactions.


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This page (NYSE:TAC) was last updated on 9/22/2025 by MarketBeat.com Staff
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