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Transalta Corp

TAC
Exchange
NYSE
Industry
Electric Services
SEC CIK
0001144800

No open-market purchases or sales by Transalta Corp insiders were filed in the last 90 days; 176 institutions reported holding it in 13F filings for Q2 2026, worth $3.31B in total; Oaktree Capital is the only superinvestor holding it.

Other share classesTACPFTRNTFTSLTF

Q1 2026 vs. Q4 2025

How the institutions holding Transalta Corp changed between Q4 2025 and Q1 2026.

All holders in Q1 2026All holders in Q4 2025

13F holders of TAC: Q4 2025 compared with Q1 2026
MeasureQ4 2025Of which not filed for Q1 2026Q1 2026Change
Holders1722178+8
Shares218.8M14.7M218.0M+13.9M (+6.8%)
Value$2.77B$186.0M$2.86B+$279.3M (+10.8%)

2 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (32)

Institutions that held Transalta Corp at the end of Q1 2026 but not at the end of Q4 2025.

Institutions new to TAC in Q1 2026
InstitutionSharesValue% of portfolio
Vanguard Capital Management LLC7,739,481$101.8M0.00%
Value Aligned Research Advisors, LLC2,596,273$34.1M0.40%
Vanguard Fiduciary Trust Co2,362,425$31.1M0.01%
Two Seas Capital LP1,597,900$20.9M0.97%
Balyasny Asset Management LLC1,585,000$20.8M0.04%
Vanguard Global Advisers, LLC844,709$11.1M0.01%
Deeter Investments LLP728,000$9.54M1.67%
Capital Wealth Planning, LLC500,960$6.56M0.04%
Arrowstreet Capital, Limited Partnership415,048$5.45M0.00%
Vanguard Asset Management, Ltd226,624$2.98M0.00%
Melqart Asset Management (UK) Ltd227,406$2.98M0.29%
PEAK6 LLC139,189$1.82M0.05%
Timelo Investment Management Inc.105,000$1.38M1.88%
Hartree Partners, LP100,000$1.31M0.28%
Alberta Investment Management Corp70,852$931.7K0.01%
Vanguard Investments Australia, Ltd.70,504$927.0K0.00%
Diametric Capital, LP54,067$708.3K0.19%
AREX Capital Management, LP40,000$525.9K0.87%
HITE Hedge Asset Management LLC34,627$455.3K0.03%
HRT Financial LP24,255$317.0K0.00%
PensionDanmark Pensionsforsikringsaktieselskab17,561$230.2K0.00%
LPL Financial LLC16,197$212.2K0.00%
State of Wisconsin Investment Board15,626$204.8K0.00%
Wexford Capital LP13,974$183.7K0.03%
Caption Management, LLC12,245$160.4K0.01%
Scientech Research LLC12,081$158.3K0.13%
Headlands Technologies LLC11,722$153.6K0.02%
Lee Financial Co10,003$131.5K0.02%
Sterling Capital Management LLC650$8.52K0.00%
MAI Capital Management137$1.79K0.00%
Bell Investment Advisors, Inc42$5510.00%
Bogart Wealth, LLC21$2750.00%

Sold out (24)

Institutions that held Transalta Corp at the end of Q4 2025 and filed for Q1 2026 without it.

Not filed for Q1 2026 yet (2)

Institutions that held Transalta Corp at the end of Q4 2025 and haven't filed a 13F for Q1 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding TAC in Q4 2025 that haven't filed for Q1 2026
InstitutionShares, Q4 2025Value, Q4 2025
Vanguard Group Inc11,123,833$140.7M
Norges Bank3,581,371$45.3M