SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000887343-21-000133
Filing Date
2021-05-28
Accepted
2021-05-28 17:24:54
Documents
2
Period of Report
2021-05-26

Document Format Files

Seq Description Document Type Size
1 FORM 4 wf-form4_162223707631775.html 4  
1 FORM 4 wf-form4_162223707631775.xml 4 3021
2 POA MACK-ASKEW tracymack-askewpowerofatto.htm EX-24 1916
  Complete submission text file 0000887343-21-000133.txt   6326
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
Mack-Askew Tracy (Reporting) CIK: 0001837957 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-20288 | Film No.: 21981767