<SEC-DOCUMENT>0000887343-18-000068-index.html : 20180315 <SEC-HEADER>0000887343-18-000068.hdr.sgml : 20180315 <ACCEPTANCE-DATETIME>20180315185653 ACCESSION NUMBER: 0000887343-18-000068 CONFORMED SUBMISSION TYPE: 3 PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20180311 FILED AS OF DATE: 20180315 DATE AS OF CHANGE: 20180315 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Dow Lisa CENTRAL INDEX KEY: 0001734557 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 000-20288 FILM NUMBER: 18693776 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 </SEC-HEADER> <DOCUMENT> <TYPE>3 <SEQUENCE>1 <FILENAME>wf-form3_152115459885599.xml <DESCRIPTION>FORM 3 <TEXT> Document 1 - file: wf-form3_152115459885599.html
Document 1 - RAW XML: wf-form3_152115459885599.xml
</DOCUMENT> <DOCUMENT> <TYPE>EX-24 <SEQUENCE>2 <FILENAME>ex-24.htm <DESCRIPTION>POA DOW 3 11 2018 <TEXT> Document 2 - file: ex-24.htm
</DOCUMENT> </SEC-DOCUMENT>