0001480001-12-000007.txt : 20121109 0001480001-12-000007.hdr.sgml : 20121109 20121109123611 ACCESSION NUMBER: 0001480001-12-000007 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20121107 FILED AS OF DATE: 20121109 DATE AS OF CHANGE: 20121109 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Lantow Michelle CENTRAL INDEX KEY: 0001480001 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-20288 FILM NUMBER: 121192588 MAIL ADDRESS: STREET 1: 720 SW WASHINGTON STREET, SUITE 550 CITY: PORTLAND STATE: OR ZIP: 97205 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 4 1 edgar.xml PRIMARY DOCUMENT X0306 4 2012-11-07 0000887343 COLUMBIA BANKING SYSTEM INC COLB 0001480001 Lantow Michelle 1301 A STREET TACOMA WA 98402 1 0 0 0 Common Stock 2012-11-07 4 P 0 1500 17.24 A 3500 D Cathleen Dent 2012-11-09 EX-24 2 poamlantow.htm POWER OF ATTORNEY