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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000887343-21-000012
Filing Date
2021-01-08
Accepted
2021-01-08 15:18:29
Documents
1
Period of Report
2021-01-07

Document Format Files

Seq Description Document Type Size
1 FORM 4 wf-form4_161013709698620.html 4  
1 FORM 4 wf-form4_161013709698620.xml 4 3149
  Complete submission text file 0000887343-21-000012.txt   4568
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 SUITE 800 TACOMA WA 98402
Business Address
BARUFFI KUMI YAMAMOTO (Reporting) CIK: 0001619728 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-20288 | Film No.: 21517245