<SEC-DOCUMENT>0000080255-18-002329-index.html : 20180214 <SEC-HEADER>0000080255-18-002329.hdr.sgml : 20180214 <ACCEPTANCE-DATETIME>20180214140007 ACCESSION NUMBER: 0000080255-18-002329 CONFORMED SUBMISSION TYPE: SC 13G CONFIRMING COPY: PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20180214 DATE AS OF CHANGE: 20180214 SUBJECT COMPANY: 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: SC 13G SEC ACT: 1934 Act SEC FILE NUMBER: 005-50084 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 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: PRICE T ROWE ASSOCIATES INC /MD/ CENTRAL INDEX KEY: 0000080255 STANDARD INDUSTRIAL CLASSIFICATION: SECURITY & COMMODITY BROKERS, DEALERS, EXCHANGES & SERVICES [6200] IRS NUMBER: 520556948 STATE OF INCORPORATION: MD FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G BUSINESS ADDRESS: STREET 1: 100 EAST PRATT ST CITY: BALTIMORE STATE: MD ZIP: 21202 BUSINESS PHONE: (410)345-6603 MAIL ADDRESS: STREET 1: P.O. BOX 89000 CITY: BALTIMORE STATE: MD ZIP: 21289 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13G <SEQUENCE>1 <FILENAME>colb13gdec17.txt <TEXT> Document 1 - file: colb13gdec17.txt
</DOCUMENT> </SEC-DOCUMENT>