0000887343-19-000101.txt : 20190524 0000887343-19-000101.hdr.sgml : 20190524 20190524154214 ACCESSION NUMBER: 0000887343-19-000101 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20190522 FILED AS OF DATE: 20190524 DATE AS OF CHANGE: 20190524 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: WEYERHAEUSER WILLIAM T CENTRAL INDEX KEY: 0001056916 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-20288 FILM NUMBER: 19854248 MAIL ADDRESS: STREET 1: PO BOX 1278 CITY: TACOMA STATE: WA ZIP: 98401 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 wf-form4_155872691933472.xml FORM 4 X0306 4 2019-05-22 1 0000887343 COLUMBIA BANKING SYSTEM, INC. COLB 0001056916 WEYERHAEUSER WILLIAM T 1301 A STREET TACOMA WA 98402 1 0 0 0 Common 32188 D Common Stock 223249 I WBW Trust #1 Reporting person ceased to be a director as of 5/22/2019 due to his retirement from the Board of Directors. /s/ Cathleen Dent, on behalf of William T. Weyerhaeuser 2019-05-24