(State or Other Jurisdiction of Incorporation or Organization) | (Commission File Number) | (I.R.S. Employer Identification Number) |
TITLE OF EACH CLASS | TRADING SYMBOL | NAME OF EXCHANGE | ||||||
Item 9.01 | Financial Statements and Exhibits | ||||
(d) | Exhibits. | ||||
104 Cover Page Interactive Data File (embedded within the Inline XBRL document) |
COLUMBIA BANKING SYSTEM, INC. (Registrant) | |||||
Dated: February 9, 2024 | By:/s/ Kumi Yamamoto Baruffi Kumi Yamamoto Baruffi General Counsel |
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Cover Page |
Feb. 09, 2024 |
---|---|
Cover [Abstract] | |
Document Type | 8-K |
Document Period End Date | Feb. 09, 2024 |
Entity Registrant Name | Columbia Banking System, Inc. |
Entity Incorporation, State or Country Code | WA |
Entity File Number | 000-20288 |
Entity Tax Identification Number | 91-1422237 |
Entity Address, Address Line One | 1301 A Street |
Entity Address, City or Town | Tacoma |
Entity Address, State or Province | WA |
Entity Address, Postal Zip Code | 98402-2156 |
City Area Code | 253 |
Local Phone Number | 305-1900 |
Written Communications | false |
Soliciting Material | false |
Pre-commencement Tender Offer | false |
Pre-commencement Issuer Tender Offer | false |
Entity Emerging Growth Company | false |
Title of 12(b) Security | Common Stock, No Par Value |
Trading Symbol | COLB |
Security Exchange Name | NASDAQ |
Entity Central Index Key | 0000887343 |
Amendment Flag | false |