# Filing Detail

Form SUPPL - Voluntary Supplemental Material by Foreign Issuers [Section 11(a)]:
SEC Accession No. 0001193125-25-317786
Filing Date
2025-12-12
Accepted
2025-12-12 17:24:45
Documents
12
Effectiveness Date
2025-12-12

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | SUPPL | d938159dsuppl.htm | SUPPL | 12591761
2 | GRAPHIC | g938159g04a04.jpg | GRAPHIC | 33000
3 | GRAPHIC | g938159g08g08.jpg | GRAPHIC | 34468
4 | GRAPHIC | g938159g39e99.jpg | GRAPHIC | 190315
5 | GRAPHIC | g938159g61z80.jpg | GRAPHIC | 34449
6 | GRAPHIC | g938159g74g74.jpg | GRAPHIC | 33205
7 | GRAPHIC | g938159g75g75.jpg | GRAPHIC | 27647
8 | GRAPHIC | g938159g76g76.jpg | GRAPHIC | 25798
9 | GRAPHIC | g938159g77g77.jpg | GRAPHIC | 30753
10 | GRAPHIC | g938159g82c12.jpg | GRAPHIC | 129603
11 | GRAPHIC | g938159g85g01.jpg | GRAPHIC | 72016
12 | GRAPHIC | g938159g85g02.jpg | GRAPHIC | 29780
| Complete submission text file | 0001193125-25-317786.txt |  | 13415917

Mailing Address TRANSALTA PLACE 1400, 1100 - 1ST STREET S.E. CALGARY A0 T2G 1B1
Business Address TRANSALTA PLACE 1400, 1100 - 1ST STREET S.E. CALGARY A0 T2G 1B1 403-267-2014
TRANSALTA CORP (Filer) CIK: 0001144800 (see all company filings)

EIN.: 000000000 | Fiscal Year End: 1231
Type: SUPPL | Act: 98 | File No.: 333-292019 | Film No.: 251569186
SIC: 4911 Electric Services
(CF Office: 01 Energy & Transportation)