<SEC-DOCUMENT>0001193125-23-002636-index.html : 20230106 <SEC-HEADER>0001193125-23-002636.hdr.sgml : 20230106 <ACCEPTANCE-DATETIME>20230105190107 ACCESSION NUMBER: 0001193125-23-002636 CONFORMED SUBMISSION TYPE: 8-K PUBLIC DOCUMENT COUNT: 12 CONFORMED PERIOD OF REPORT: 20221231 ITEM INFORMATION: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers FILED AS OF DATE: 20230106 DATE AS OF CHANGE: 20230105 FILER: 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 FILING VALUES: FORM TYPE: 8-K SEC ACT: 1934 Act SEC FILE NUMBER: 000-20288 FILM NUMBER: 23513040 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 </SEC-HEADER> <DOCUMENT> <TYPE>8-K <SEQUENCE>1 <FILENAME>d417030d8k.htm <DESCRIPTION>8-K <TEXT> Document 1 - file: d417030d8k.htm
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