0000887343-24-000056.txt : 20240214 0000887343-24-000056.hdr.sgml : 20240214 20240214215604 ACCESSION NUMBER: 0000887343-24-000056 CONFORMED SUBMISSION TYPE: 5 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231231 FILED AS OF DATE: 20240214 DATE AS OF CHANGE: 20240214 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Namdar Frank CENTRAL INDEX KEY: 0001759802 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 5 SEC ACT: 1934 Act SEC FILE NUMBER: 000-20288 FILM NUMBER: 24641868 MAIL ADDRESS: STREET 1: ONE SW COLUMBIA STREET STE 1200 CITY: PORTLAND STATE: OR ZIP: 97258 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: COLUMBIA BANKING SYSTEM, INC. CENTRAL INDEX KEY: 0000887343 STANDARD INDUSTRIAL CLASSIFICATION: STATE COMMERCIAL BANKS [6022] ORGANIZATION NAME: 02 Finance IRS NUMBER: 911422237 STATE OF INCORPORATION: WA FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1301 A STREET CITY: TACOMA STATE: WA ZIP: 98402 BUSINESS PHONE: 2533051900 MAIL ADDRESS: STREET 1: 1301 A STREET CITY: TACOMA STATE: WA ZIP: 98402 FORMER COMPANY: FORMER CONFORMED NAME: COLUMBIA BANKING SYSTEM INC DATE OF NAME CHANGE: 19930328 5 1 wk-form5_1707965751.xml FORM 5 X0508 5 2023-12-31 0 0 1 0000887343 COLUMBIA BANKING SYSTEM, INC. COLB 0001759802 Namdar Frank C/O COLUMBIA BANKING SYSTEM, INC. PO BOX 2156, MS 3100 TACOMA WA 98401-2156 0 1 0 0 Chief Credit Officer 0 Common Stock 2023-03-17 4 A 0 L 352 21.47 A Common 352 2737 I Deferred Compensation Common Stock 2023-04-13 4 A 0 L 1 21.86 D Common 1 2736 I Deferred Compensation Common Stock 2023-06-15 4 A 0 L 43 22.68 A Common 43 2779 I Deferred Compensation Common Stock 2023-07-14 4 A 0 L 1 21.75 D Common 1 2778 I Deferred Compensation Common Stock 2023-09-11 4 A 0 L 49 20.49 A Common 49 2827 I Deferred Compensation Common Stock 2023-10-11 4 A 0 L 1 19.83 D Common 1 2826 I Deferred Compensation Common Stock 2023-12-11 4 A 0 L 41 24.89 A Common 41 2867 I Deferred Compensation Not required. 2,385 shares in respect of deferred compensation plan obligations were previously inadvertently disclosed on Form 3 as held directly by the reporting person. Holdings reported include shares acquired in the issuer's Nonqualified Deferred Compensation Plan through dividend reinvestment, payroll deferrals and/or employer contributions in transactions that were exempt under Rule 16b-3(c). /s/ Lisa M. White, Attorney-in-fact 2024-02-14