0000887343-23-000284.txt : 20230705 0000887343-23-000284.hdr.sgml : 20230705 20230705155828 ACCESSION NUMBER: 0000887343-23-000284 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230630 FILED AS OF DATE: 20230705 DATE AS OF CHANGE: 20230705 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Deer Aaron James CENTRAL INDEX KEY: 0001810107 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-20288 FILM NUMBER: 231068602 MAIL ADDRESS: STREET 1: 1301 A STREET CITY: TACOMA STATE: WA ZIP: 98402 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: COLUMBIA BANKING SYSTEM, INC. CENTRAL INDEX KEY: 0000887343 STANDARD INDUSTRIAL CLASSIFICATION: STATE COMMERCIAL BANKS [6022] 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_1688587096.xml FORM 4 X0407 4 2023-06-30 0 0000887343 COLUMBIA BANKING SYSTEM, INC. COLB 0001810107 Deer Aaron James C/O COLUMBIA BANKING SYSTEM, INC. PO BOX 2156, MS 3100 TACOMA WA 98401-2156 0 1 0 0 Chief Strategy/Innovation Offc 0 Common Stock 2023-06-30 4 P 0 854 18.25 A 36144 D ESPP Purchase /s/ Lisa M. White, Attorney-in-fact 2023-07-05