Frank Namdar - 15 Feb 2024 Form 4 Insider Report for COLUMBIA BANKING SYSTEM, INC. (COLB)

Signature
/s/ Lisa M. White, Attorney-in-fact
Issuer symbol
COLB
Transactions as of
15 Feb 2024
Net transactions value
-$24,922
Form type
4
Filing time
20 Feb 2024, 21:11:25 UTC
Previous filing
03 Jan 2024
Next filing
01 Mar 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction COLB Common Stock Tax liability $24,922 -1,311 -4.4% $19.01 28,555 15 Feb 2024 Direct
holding COLB Common Stock 3,123 15 Feb 2024 by 401(k) F1, F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
holding COLB Deferred Compensation Phantom Stock 2,868 15 Feb 2024 Common 2,868 Deferred Compensation F3, F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 2,602 shares in respect of 401(k) plan obligations were previously inadvertently disclosed on Form 3 as held directly by the reporting person.
F2 Holdings reported include shares acquired in the Umpqua Bank 401(k) and Profit Sharing Plan through dividend reinvestment, payroll deferrals and/or employer contributions.
F3 The deferred compensation plan phantom stock was accrued under the Registrant's deferred compensation plan and will be paid in cash in accordance with the terms of the deferred compensation plan following end of the reporting person's employment with the Registrant.
F4 A previous Form 5 filed by the reporting person inadvertently underreported the reporting person's deferred compensation plan phantom stock by one share due to an administrative error.