Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0000887343-25-000199
Filing Date
2025-06-09
Accepted
2025-06-09 16:53:27
Documents
3
Period of Report
2025-06-02

Document Format Files

Seq Description Document Type Size
1 FORM 3 wk-form3_1749502392.html 3  
1 FORM 3 wk-form3_1749502392.xml 3 1706
2 EX-24 a2025-06x02powerofattorn.htm EX-24 654
3 GRAPHIC a2025-06x02powerofattorn001.jpg GRAPHIC 253353
  Complete submission text file 0000887343-25-000199.txt   352885
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 63 CONSTITUTION DRIVE CHICO CA 95973
Business Address
Giem Judi (Reporting) CIK: 0001813483 (see all company filings)

Type: 3 | Act: 34 | File No.: 000-20288 | Film No.: 251034832