Need Help? Talk to an Expert +1 (408) 836-7136

COLUMBIA BANKING SYSTEM, INC.

Insider Ownership
8-K 34 06/30/2025 06/30/2025
8-K 34 05/16/2025 05/16/2025
8-K 34 05/15/2025 05/15/2025
8-K 34 04/25/2025 04/23/2025
8-K 34 04/23/2025 04/23/2025
8-K 34 04/23/2025 04/23/2025
8-K 34 04/02/2025 03/30/2025
8-K 34 03/31/2025 03/31/2025
8-K 34 03/27/2025 03/27/2025
10-K 34 02/25/2025 12/31/2024
≥5% Ownership
3 06/09/2025 06/02/2025
4 06/03/2025 06/02/2025
4 05/16/2025 05/15/2025
4 05/16/2025 05/15/2025
4 05/16/2025 05/15/2025
4 05/16/2025 05/15/2025
4 05/16/2025 05/15/2025
4 05/16/2025 05/15/2025
4 05/16/2025 05/15/2025
4 05/16/2025 05/15/2025