<SEC-DOCUMENT>0000887343-20-000006-index.html : 20200102 <SEC-HEADER>0000887343-20-000006.hdr.sgml : 20200102 <ACCEPTANCE-DATETIME>20200102185221 ACCESSION NUMBER: 0000887343-20-000006 CONFORMED SUBMISSION TYPE: 3 PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20200102 FILED AS OF DATE: 20200102 DATE AS OF CHANGE: 20200102 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Merrywell Christopher CENTRAL INDEX KEY: 0001796657 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 000-20288 FILM NUMBER: 20502737 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 </SEC-HEADER> <DOCUMENT> <TYPE>3 <SEQUENCE>1 <FILENAME>wf-form3_157800912204224.xml <DESCRIPTION>FORM 3 <TEXT> Document 1 - file: wf-form3_157800912204224.html
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</DOCUMENT> <DOCUMENT> <TYPE>EX-24 <SEQUENCE>2 <FILENAME>powerofattorneyformcmerryw.htm <DESCRIPTION>POA C MERRYWELL <TEXT> Document 2 - file: powerofattorneyformcmerryw.htm
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