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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000887343-17-000150
Filing Date
2017-10-03
Accepted
2017-10-03 13:12:27
Documents
1
Period of Report
2017-09-29

Document Format Files

Seq Description Document Type Size
1 FORM 4 wf-form4_150705073394354.html 4  
1 FORM 4 wf-form4_150705073394354.xml 4 3049
  Complete submission text file 0000887343-17-000150.txt   4333
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 1301 "A" STREET TACOMA WA 98402
Business Address
Lawson David C (Reporting) CIK: 0001606304 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-20288 | Film No.: 171117042