Transalta Corp (TRNTF) SEC Filings — 2025

Filings

• TransAlta Corp Files 6-K, Incorporates Exhibit — 6-K · Dec 22, 2025
• TransAlta Files 6-K, Submits Form 40-F — 6-K · Dec 18, 2025
• Transalta Corp 6-K Filing — 6-K · Dec 17, 2025
• TransAlta Corp Files 6-K, Incorporates Exhibit 99.1 — 6-K · Dec 15, 2025
• Transalta Corp 6-K Filing — 6-K · Dec 15, 2025
• Transalta Corp 6-K Filing — 6-K · Dec 9, 2025
• TransAlta Corp Files 6-K, Submits Form 40-F — 6-K · Nov 17, 2025
• TransAlta Files 6-K, Submits Form 40-F — 6-K · Nov 6, 2025
• Transalta Corp 6-K Filing — 6-K · Nov 6, 2025
• TransAlta Corp Files 6-K, Submits Form 40-F — 6-K · Oct 22, 2025
• TransAlta Corp Files 6-K for October 2025 — 6-K · Oct 8, 2025
• TransAlta Corp Files September 2025 6-K Report — 6-K · Sep 18, 2025
• TransAlta Corp Files 6-K for August 2025 — 6-K · Aug 1, 2025
• TransAlta Corp Files 6-K for June 30, 2025 Period — 6-K · Aug 1, 2025
• TransAlta Corp Files 6-K, Opts for Form 40-F — 6-K · Jul 30, 2025
• TransAlta Corp Files 6-K for 2025 Reporting — 6-K · Jul 3, 2025
• TransAlta Files 6-K, Submits Form 40-F — 6-K · May 28, 2025
• TransAlta Corp Files 6-K, Submits Form 40-F — 6-K · May 7, 2025
• TransAlta Corp Files 6-K for Q1 2025 — 6-K · May 7, 2025
• TransAlta Files 6-K, Submits 40-F Annual Report — 6-K · Apr 24, 2025
• TransAlta Corp Files 6-K on Voting Results — 6-K · Apr 24, 2025
• TransAlta Files 6-K, Opts for Form 40-F Reporting — 6-K · Apr 23, 2025
• TransAlta Corp Files 6-K, Signals 40-F Annual Report — 6-K · Apr 10, 2025
• TransAlta Corp Files 6-K for March 2025 — 6-K · Mar 31, 2025
• TransAlta Corp Files 6-K for March 2025 — 6-K · Mar 26, 2025
• TransAlta Corp Files 6-K with Shareholder Meeting Docs — 6-K · Mar 25, 2025
• TransAlta Files 6-K, Submits Form 40-F — 6-K · Feb 20, 2025
• TransAlta Files 6-K, Reports for FY 2024 — 6-K · Feb 20, 2025
• TransAlta Corp Files 6-K Report — 6-K · Jan 16, 2025