0000887343-24-000156.txt : 20240312 0000887343-24-000156.hdr.sgml : 20240312 20240312175351 ACCESSION NUMBER: 0000887343-24-000156 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240308 FILED AS OF DATE: 20240312 DATE AS OF CHANGE: 20240312 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: O'HAVER CORT L CENTRAL INDEX KEY: 0001490201 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-20288 FILM NUMBER: 24743718 MAIL ADDRESS: STREET 1: ONE SW COLUMBIA ST 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 4 1 wk-form4_1710280419.xml FORM 4 X0508 4 2024-03-08 0 0000887343 COLUMBIA BANKING SYSTEM, INC. COLB 0001490201 O'HAVER CORT L C/O COLUMBIA BANKING SYSTEM, INC. PO BOX 2156, MS 3100 TACOMA WA 98401-2156 1 1 0 0 Executive Chairman 0 Common Stock 2024-03-08 4 F 0 13314 19.51 D 455250 D Common Stock 2024-03-08 4 F 0 3282 19.51 D 451968 D /s/ Lisa M. White, Attorney-in-fact 2024-03-12