TRANSALTA CORP (TAC) SEC Filings & Financial Intelligence
TRANSALTA CORP (TAC) is a publicly traded company on the NYSE, categorized under SIC 4911 (Electric Services). Access real-time SEC filings, 10-K annual reports, 10-Q quarterlies, 8-K current reports, PCAOB auditor history, and executive compensation disclosures.
Ticker: TAC
CIK: 1144800
Exchange: NYSE
SIC 4911: Electric Services
Fiscal Year End: 12/31
Independent PCAOB Auditor
Explore PCAOB Audit Intelligence →
Audit Firm
Ernst & Young LLP
Auditor SinceSince 12/31/2016 12:00:00 AM
Lead Engagement PartnerAnn-Marie Brockett
Audit LocationCalgary, Canada
Latest SEC EDGAR Filings
Showing 10-K, 10-Q, 8-K, Form 4, and other SEC submissions| Form | Filing Date | Reporting Period | Description | Accession Number | Actions |
|---|---|---|---|---|---|
| 6-K | 2026-10-06 | 2026-10-05 | FORM 6-K | 0001171843-26-006451 | View SEC Doc Filr Page |
| 6-K | 2026-09-14 | 2026-09-14 | FORM 6-K | 0001171843-26-006030 | View SEC Doc Filr Page |
| 6-K | 2026-07-31 | 2026-07-31 | 6-K | 0001144800-26-000041 | View SEC Doc Filr Page |
| 6-K | 2026-07-31 | 2026-06-30 | 6-K | 0001144800-26-000040 | View SEC Doc Filr Page |
| 6-K | 2026-07-29 | 2026-07-29 | FORM 6-K | 0001171843-26-005029 | View SEC Doc Filr Page |
| 6-K | 2026-06-30 | 2026-06-30 | FORM 6-K | 0001171843-26-004400 | View SEC Doc Filr Page |
| 6-K | 2026-06-15 | 2026-06-15 | FORM 6-K | 0001171843-26-004113 | View SEC Doc Filr Page |
| 6-K | 2026-06-09 | 2026-06-09 | 6-K | 0001193125-26-263706 | View SEC Doc Filr Page |
| 6-K | 2026-06-09 | 2026-06-09 | FORM 6-K | 0001171843-26-003988 | View SEC Doc Filr Page |
| 6-K | 2026-06-05 | 2026-06-05 | 6-K | 0001193125-26-259627 | View SEC Doc Filr Page |
| SUPPL | 2026-06-05 | — | SUPPL | 0001193125-26-258489 | View SEC Doc Filr Page |
| 6-K | 2026-06-04 | 2026-06-03 | 6-K | 0001193125-26-256078 | View SEC Doc Filr Page |
| FWP | 2026-06-03 | — | FWP | 0001193125-26-255791 | View SEC Doc Filr Page |
| FWP | 2026-06-03 | — | FWP | 0001193125-26-255786 | View SEC Doc Filr Page |
| FWP | 2026-06-03 | — | FWP | 0001193125-26-255694 | View SEC Doc Filr Page |
| SUPPL | 2026-06-03 | — | SUPPL | 0001193125-26-255567 | View SEC Doc Filr Page |
| SCHEDULE 13G | 2026-05-13 | — | SCHEDULE 13G Filing | 0000927971-26-000075 | View SEC Doc Filr Page |
| SCHEDULE 13G/A | 2026-05-06 | — | SCHEDULE 13G/A Filing | 0000315066-26-001312 | View SEC Doc Filr Page |
| 6-K | 2026-05-06 | 2026-05-06 | 6-K | 0001144800-26-000031 | View SEC Doc Filr Page |
| 6-K | 2026-05-06 | 2026-03-31 | 6-K | 0001144800-26-000030 | View SEC Doc Filr Page |
| 6-K | 2026-05-01 | 2026-04-30 | FORM 6-K | 0001171843-26-002903 | View SEC Doc Filr Page |
| 6-K | 2026-05-01 | 2026-04-30 | 6-K | 0001144800-26-000020 | View SEC Doc Filr Page |
| 6-K | 2026-04-30 | 2026-04-29 | FORM 6-K | 0001171843-26-002845 | View SEC Doc Filr Page |
| 6-K | 2026-04-20 | 2026-04-20 | FORM 6-K | 0001171843-26-002552 | View SEC Doc Filr Page |
| 6-K | 2026-04-07 | 2026-04-07 | FORM 6-K | 0001171843-26-002304 | View SEC Doc Filr Page |