Seda Ivan A
Reporting Owner SEC Filing List

CIK: 0002099171
Form Filer Subject Company Filing Agent Date Actions
4Statement of changes in beneficial owner...Columbia Banking System, Inc. 02/20/2026
4Statement of changes in beneficial owner...Seda Ivan A 02/20/2026
3Initial statement of beneficial ownershi...Columbia Banking System, Inc. 12/31/2025
3Initial statement of beneficial ownershi...Seda Ivan A Columbia Banking System, Inc. /fa 12/31/2025

Seda Ivan A 's Ownership Transactions

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