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TRANSALTA CORPORATION (TAC) Form 6-K: Report of foreign private issuer, 2025

TRANSALTA CORPORATION Form 6-K: Report of foreign private issuer

Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.

  • 2025-12-22: Form 6-K; Period of report 2025-12-22; Description 6-K; Document d44167d6k.htm.
  • 2025-12-18: Form 6-K; Period of report 2025-12-18; Description FORM 6-K; Document f6k_121825.htm.
  • 2025-12-17: Form 6-K; Period of report 2025-12-17; Description FORM 6-K; Document f6k_121725.htm.
  • 2025-12-15: Form 6-K; Period of report 2025-12-15; Description 6-K; Document d800136d6k.htm.
FiledFormPeriod of reportDescriptionDocument
2025-12-226-K2025-12-226-Kd44167d6k.htm
2025-12-186-K2025-12-18FORM 6-Kf6k_121825.htm
2025-12-176-K2025-12-17FORM 6-Kf6k_121725.htm
2025-12-156-K2025-12-156-Kd800136d6k.htm
2025-12-156-K2025-12-116-Kd782758d6k.htm
2025-12-156-K2025-12-12FORM 6-Kf6k_121225.htm
2025-12-096-K2025-12-09FORM 6-Kf6k_120925.htm
2025-11-176-K2025-11-17FORM 6-Kf6k_111725.htm
2025-11-066-K2025-11-06FORM 6-Kf6k_110625.htm
2025-11-066-K2025-09-306-Ka20250930tac6k.htm
2025-11-066-K2025-11-066-Ka20250930tac6knewsrelease.htm
2025-10-226-K2025-10-22FORM 6-Kf6k_102225.htm
2025-10-086-K2025-10-08FORM 6-Kf6k_100825.htm
2025-09-186-K2025-09-18FORM 6-Kf6k_091825.htm
2025-08-016-K2025-08-01FORM 6-Kf6k_080125.htm
2025-08-016-K2025-06-306-Ka20250630tac6k.htm
2025-07-306-K2025-07-29FORM 6-Kf6k_072925.htm
2025-07-036-K2025-07-03FORM 6-Kf6k_070325.htm
2025-05-286-K2025-05-27FORM 6-Kf6k_052725.htm
2025-05-076-K2025-05-07FORM 6-Kf6k_050725.htm
2025-05-076-K2025-03-316-Ka20250331tac6k.htm
2025-04-246-K2025-04-24FORM 6-Kf6k_042425.htm
2025-04-246-K2025-04-246-Kform6-kreportofvotingresul.htm
2025-04-236-K2025-04-23FORM 6-Kf6k_042325.htm
2025-04-106-K2025-04-08FORM 6-Kf6k_041025.htm
2025-03-316-K2025-03-28FORM 6-Keh250609949_6k.htm
2025-03-266-K2025-03-26FORM 6-Kf6k_032625.htm
2025-03-256-K2025-03-076-Ka6-kfor2025mpc.htm
2025-02-206-K2025-02-20FORM 6-Kf6k_022025.htm
2025-02-206-K2024-12-316-Ka20241231tac6k.htm
2025-01-166-K2025-01-16FORM 6-Kf6k_011625.htm