# TransAlta Corp COMMON STOCK

TransAlta Corp COMMON STOCK is a security (CUSIP 89346D107) tracked across SEC portfolio filings. 178 institutional managers reported $2.9B on Form 13F as of 2026-06-30; 4 registered fund positions totaling $7.1M via N-PORT as of 2026-05-29.

## Summary

- Issuer: TransAlta Corp
- Class: COMMON STOCK
- CUSIP: 89346D107
- Asset category: EC
- 13F holders: 178
- 13F value: $2.9B
- 13F period: 2026-06-30
- N-PORT fund positions: 4
- N-PORT value: $7.1M
- N-PORT report: 2026-05-29

## Top institutional holders (Form 13F)

_Showing 15 of 178 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| BROOKFIELD Corp /ON/ | TORONTO, A6 | $354.3M | 26,954,624 |
| Royal Bank of Canada | TORONTO, A6 | $331.5M | 25,307,692 |
| BANK OF MONTREAL /CAN/ | TORONTO, A6 | $237.7M | 17,714,553 |
| Rubric Capital Management LP | New York, NY | $232.9M | 17,781,325 |
| FMR LLC | BOSTON, MA | $178.8M | 13,600,626 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $140.7M | 11,123,833 |
| MILLENNIUM MANAGEMENT LLC | NEW YORK, NY | $116.5M | 8,318,000 |
| BANK OF AMERICA CORP /DE/ | CHARLOTTE, NC | $104.2M | 7,957,029 |
| GOLDMAN SACHS GROUP INC | NEW YORK, NY | $98.6M | 7,526,563 |
| OAKTREE CAPITAL MANAGEMENT LP | LOS ANGELES, CA | $84.1M | 6,415,253 |
| AMERICAN CENTURY COMPANIES INC | KANSAS CITY, MO | $82.9M | 6,304,689 |
| MORGAN STANLEY | NEW YORK, NY | $68.7M | 5,244,199 |
| [MACKENZIE FINANCIAL CORP](https://search.stillhousedata.com/firm/110338) | TORONTO ONTARIO, A6 | $61.6M | 4,684,204 |
| TORONTO DOMINION BANK | Toronto, Ontario, A6 | $60.4M | 4,563,125 |
| Arvin Capital Management LP | AUSTIN, TX | $58.8M | 4,488,235 |

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [KAYNE ANDERSON NEXTGEN ENERGY & INFRASTRUCTURE](https://search.stillhousedata.com/fund/S001500096) | Kayne Anderson NextGen Energy & Infrastructure, Inc. | $4.2M | 102.20% |
| Cantor Fitzgerald Infrastructure Fund | Cantor Fitzgerald Infrastructure Fund | $2.6M | 38.06% |
| [BlackRock Balanced Fund, Inc.](https://search.stillhousedata.com/fund/S000002175) | BlackRock Balanced Fund, Inc. | $174K | 0.95% |
| [Strategic Allocation: Aggressive Fund](https://search.stillhousedata.com/fund/S000005931) | American Century Strategic Asset Allocations Inc | $77K | 1.05% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/89346D107.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.