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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000887343-21-000052
Filing Date
2021-02-24
Accepted
2021-02-24 17:49:10
Documents
2
Period of Report
2021-02-22

Document Format Files

Seq Description Document Type Size
1 FORM 4 wf-form4_161420693198730.html 4  
1 FORM 4 wf-form4_161420693198730.xml 4 3051
2 POA K BARUFFI 2020 ex-24.htm EX-24 1834
  Complete submission text file 0000887343-21-000052.txt   6304
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.: 21675195