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Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0000887343-21-000004
Filing Date
2021-01-04
Accepted
2021-01-04 14:58:49
Documents
2
Period of Report
2021-01-01

Document Format Files

Seq Description Document Type Size
1 FORM 3 wf-form3_160979031694150.html 3  
1 FORM 3 wf-form3_160979031694150.xml 3 1695
2 POA L SCHRAG lauraalvarezschragpowerofa.htm EX-24 1928
  Complete submission text file 0000887343-21-000004.txt   5016
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
Schrag Laura Alvarez (Reporting) CIK: 0001837946 (see all company filings)

Type: 3 | Act: 34 | File No.: 000-20288 | Film No.: 21501469