Form 4/A - Statement of changes in beneficial ownership of securities: [Amend]
SEC Accession No. 0000887343-25-000124
Filing Date
2025-03-14
Accepted
2025-03-14 21:50:38
Documents
1
Period of Report
2025-02-25

Document Format Files

Seq Description Document Type Size
1 FORM 4/A wk-form4a_1742003431.html 4/A  
1 FORM 4/A wk-form4a_1742003431.xml 4/A 8995
  Complete submission text file 0000887343-25-000124.txt   10532
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)

EIN.: 911422237 | State of Incorp.: WA | Fiscal Year End: 1231
SIC: 6022 State Commercial Banks
(CF Office: 02 Finance)

Mailing Address C/O COLUMBIA BANKING SYSTEM, INC. PO BOX 2156, MS WA0253-9 TACOMA WA 98401-2156
Business Address
Merrywell Christopher (Reporting) CIK: 0001796657 (see all company filings)

Type: 4/A | Act: 34 | File No.: 000-20288 | Film No.: 25742137