Latest Period
Q2 2026
Security Snapshot
TRANSALTA CORP - COMMON STOCK (TAC) Institutional Ownership
CUSIP: 89346D107
13F Institutional Holders and Ownership History from Q1 2014 to Q2 2026
Institutions Reporting
177
Shares (Excl. Options)
236,915,571
Price
$13.83
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- Security type / class
- Equity / COMMON STOCK
- Symbol
- TAC on NYSE
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 236,915,571
- Total 13F value
- $3,306,708,936
- Portfolio coverage rank
- 0%
- Share change
- +19,882,148
- Value change
- +$281,805,407
- Number of holders
- 177
- Shares outstanding
- 296,967,926
- SEC-reported price per share
- $12.86
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- TAC - TRANSALTA CORP - COMMON STOCK is tracked under CUSIP 89346D107.
- 177 institutions reported positions in Q2 2026.
- 8 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 177 to 177 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $2,852,536,575 to $3,306,708,936.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 177 institutions filings for Q2 2026.
Security key
89346D107
Latest holder period
Q2 2026
13F holders
177
13D/G owners
8
CIK / CUSIP context first
Open Q2 2026 holders
TAC full holder history
TRANSALTA CORP SEC filings
TRANSALTA CORP company facts
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 89346D107:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
8
Security
TAC
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BROOKFIELD Corp /ON/ | 9% | $244,733,206 | 26,923,345 | BROOKFIELD Corp /ON/ | 06 Jan 2025 | |||
| ROYAL BANK OF CANADA | 7.7% | -11% | $279,383,270 | -$38,878,964 | 22,956,719 | -12% | Royal Bank of Canada | 31 Dec 2025 |
| BANK OF MONTREAL /CAN/ | 6% | $245,602,572 | 17,758,682 | Bank of Montreal | 31 Mar 2026 | |||
| Rubric Capital Management LP | 5.4% | $170,734,525 | 15,948,151 | Rubric Capital Management LP | 30 Jun 2025 | |||
| BANK OF NOVA SCOTIA | 4.7% | -15% | $173,455,416 | -$33,197,412 | 13,865,341 | -16% | BANK OF NOVA SCOTIA | 30 Sep 2025 |
| FMR LLC | 4.6% | -42% | $188,096,658 | -$139,769,603 | 13,600,626 | -43% | FMR LLC | 31 Mar 2026 |
| MILLENNIUM MANAGEMENT LLC | 4.4% | -23% | $179,277,041 | -$58,794,094 | 13,115,689 | -25% | Millennium Management LLC | 30 Sep 2025 |
| GOLDMAN SACHS GROUP INC | 2.4% | -52% | $96,424,514 | -$127,072,560 | 7,054,299 | -57% | THE GOLDMAN SACHS GROUP, INC. | 30 Sep 2025 |
As of 30 Jun 2026, 177 institutional investors reported holding 236,915,571 shares of TRANSALTA CORP - COMMON STOCK (TAC). This represents 80% of the company’s total 296,967,926 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
68%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| ROYAL BANK OF CANADA | 9.5% | 28,204,092 | +11% | 0.07% | $390,062,000 |
| Brookfield Corp /ON/ | 9.1% | 26,960,857 | +0.02% | 0.48% | $372,868,652 |
| BANK OF MONTREAL /CAN/ | 7.4% | 21,875,088 | +23% | 0.11% | $302,315,763 |
| Rubric Capital Management LP | 6.8% | 20,232,011 | +14% | 2.6% | $279,808,712 |
| TORONTO DOMINION BANK | 3.9% | 11,710,560 | +156% | 0.27% | $161,840,618 |
| MORGAN STANLEY | 3.8% | 11,392,068 | +117% | 0.01% | $157,552,322 |
| GOLDMAN SACHS GROUP INC | 3.6% | 10,620,447 | +41% | 0.02% | $146,880,782 |
| MILLENNIUM MANAGEMENT LLC | 3.5% | 10,427,393 | +25% | 0.1% | $144,058,926 |
| BANK OF AMERICA CORP /DE/ | 3% | 8,925,097 | +12% | 0.01% | $123,434,092 |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.6% | 7,798,076 | +0.76% | 0% | $107,878,583 |
| AMERICAN CENTURY COMPANIES INC | 2.3% | 6,833,786 | +8.4% | 0.04% | $94,538,256 |
| MACKENZIE FINANCIAL CORP | 1.6% | 4,894,853 | +4.5% | 0.1% | $96,037,016 |
| Arvin Capital Management LP | 1.3% | 3,742,183 | -17% | 9.7% | $51,754,391 |
| NORGES BANK | 1.2% | 3,581,371 | 0% | $49,494,883 | |
| CITADEL ADVISORS LLC | 1.1% | 3,188,021 | +95% | 0.03% | $44,090,330 |
| OAKTREE CAPITAL MANAGEMENT LP | 1% | 3,000,000 | -53% | 0.78% | $41,487,224 |
| VANGUARD FIDUCIARY TRUST CO | 0.81% | 2,395,977 | +1.4% | 0.01% | $33,145,946 |
| CIBC WORLD MARKET INC. | 0.77% | 2,300,636 | +0.76% | 0.05% | $31,798,858 |
| Value Aligned Research Advisors, LLC | 0.72% | 2,139,907 | -18% | 0.18% | $29,594,914 |
| FMR LLC | 0.71% | 2,121,932 | -84% | 0% | $29,354,702 |
| Yaupon Capital Management LP | 0.7% | 2,065,064 | +15% | 0.95% | $28,567,993 |
| Rokos Capital Management LLP | 0.69% | 2,061,847 | -10% | 0.36% | $28,494,919 |
| BANK OF NOVA SCOTIA | 0.69% | 2,049,412 | +53% | 0.04% | $28,349,187 |
| UBS Group AG | 0.63% | 1,858,480 | +2.2% | 0% | $25,702,778 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 0.57% | 1,692,630 | +308% | 0.01% | $23,394,660 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
50
Latest
Q2 2026
Rows shown
1-25 of 50
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 236,915,571 | $3,306,708,936 | +$281,805,407 | $13.83 | 177 |
| 2026 Q1 | 217,258,031 | $2,852,536,575 | -$15,304,797 | $13.10 | 177 |
| 2025 Q4 | 218,836,695 | $2,768,864,327 | -$59,632,924 | $12.64 | 173 |
| 2025 Q3 | 222,932,261 | $3,048,217,708 | -$13,936,400 | $13.67 | 161 |
| 2025 Q2 | 222,815,303 | $2,404,154,418 | +$54,544,017 | $10.79 | 167 |
| 2025 Q1 | 218,510,438 | $2,041,905,835 | +$123,695,211 | $9.35 | 161 |
| 2024 Q4 | 198,247,093 | $2,803,602,674 | +$176,663,857 | $14.15 | 181 |
| 2024 Q3 | 186,181,171 | $1,929,405,652 | +$61,924,783 | $10.36 | 153 |
| 2024 Q2 | 180,715,373 | $1,279,162,397 | +$21,485,495 | $7.08 | 139 |
| 2024 Q1 | 174,157,128 | $1,125,278,555 | -$62,606,491 | $6.43 | 135 |
| 2023 Q4 | 181,472,760 | $1,509,027,431 | +$56,445,944 | $8.31 | 132 |
| 2023 Q3 | 174,410,910 | $1,520,346,658 | +$12,947,594 | $8.70 | 120 |
| 2023 Q2 | 172,103,992 | $1,614,810,368 | -$15,348,739 | $9.36 | 123 |
| 2023 Q1 | 173,986,941 | $1,522,103,338 | -$12,556,056 | $8.75 | 107 |
| 2022 Q4 | 175,327,157 | $1,575,222,210 | +$8,289,719 | $8.97 | 105 |
| 2022 Q3 | 171,196,075 | $1,516,865,660 | +$13,031,088 | $8.84 | 96 |
| 2022 Q2 | 169,252,565 | $1,929,714,340 | +$53,301,471 | $11.40 | 97 |
| 2022 Q1 | 165,095,966 | $1,707,360,831 | -$1,807,601 | $10.36 | 93 |
| 2021 Q4 | 165,451,021 | $1,837,490,809 | -$48,222,731 | $11.12 | 99 |
| 2021 Q3 | 164,539,809 | $1,731,128,217 | +$39,532,079 | $10.56 | 87 |
| 2021 Q2 | 160,827,394 | $1,606,176,261 | +$18,958,793 | $9.97 | 84 |
| 2021 Q1 | 158,926,127 | $1,510,460,529 | +$56,091,624 | $9.46 | 79 |
| 2020 Q4 | 153,751,666 | $1,181,438,535 | -$20,220,910 | $7.59 | 82 |
| 2020 Q3 | 156,060,560 | $961,246,995 | -$25,450,784 | $6.15 | 81 |
| 2020 Q2 | 160,299,157 | $949,210,442 | -$38,975,843 | $5.93 | 80 |