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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000887343-18-000057
Filing Date
2018-03-02
Accepted
2018-03-02 20:45:31
Documents
1
Period of Report
2018-02-28

Document Format Files

Seq Description Document Type Size
1 FORM 4 wf-form4_152004151689117.html 4  
1 FORM 4 wf-form4_152004151689117.xml 4 4411
  Complete submission text file 0000887343-18-000057.txt   5746
Mailing Address 1301 A STREET TACOMA WA 98402
Business Address 1301 A STREET TACOMA WA 98402 2533051900
COLUMBIA BANKING SYSTEM INC (Issuer) CIK: 0000887343 (see all company filings)

IRS No.: 911422237 | State of Incorp.: WA | Fiscal Year End: 1231
SIC: 6022 State Commercial Banks

Mailing Address WEST COAST BANCORP 5335 MEADOWS ROAD, SUITE 201 LAKE OSWEGO OR 97035
Business Address
Robbins Hadley S (Reporting) CIK: 0001392443 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-20288 | Film No.: 18664227