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Columbia Banking (COLB) EVP logs RSU forfeiture and tax share withholding

Filing Impact
(Neutral)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

Columbia Banking System's Senior Executive VP Christopher Merrywell reported routine equity compensation adjustments in connection with restricted stock units. On January 20, 2026, he forfeited 1,560 shares of common stock tied to performance restricted stock units granted on February 21, 2023 after the company’s total shareholder return target was not achieved at target levels. On the same date, 3,496 shares were withheld at $28.35 per share to cover tax obligations arising from the vesting of previously issued restricted stock units. Following these transactions, Merrywell directly owns 38,336 shares of Columbia Banking common stock.

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Insider Merrywell Christopher
Role Senior Executive VP
Type Security Shares Price Value
Disposition Common Stock 1,560 $0.00 --
Tax Withholding Common Stock 3,496 $28.35 $99K
Holdings After Transaction: Common Stock — 41,832 shares (Direct)
Footnotes (1)
  1. Shares forfeited pursuant to the terms of the performance restricted stock units granted on February 21, 2023 and reported on the reporting person's Form 4 filed on February 21, 2023 (in accordance with Rule 16b-3(e)) due to the issuer's total shareholder return performance target not being met at target. Represents withholding of shares of common stock to satisfy the reporting person's tax withholding obligations in connection with the vesting of previously issued restricted stock units.
Form 4 Insider Transactions: What Each Field Means →
SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Merrywell Christopher
(Last) (First) (Middle)
C/O COLUMBIA BANKING SYSTEM, INC.
1301 A STREET
(Street)
TACOMA WA 98402
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
COLUMBIA BANKING SYSTEM, INC. [ COLB ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
Senior Executive VP
3. Date of Earliest Transaction (Month/Day/Year)
01/20/2026
4. If Amendment, Date of Original Filed (Month/Day/Year)
 6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 01/20/2026 D 1,560(1) D $0 41,832 D
Common Stock 01/20/2026 F 3,496(2) D $28.35 38,336 D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Explanation of Responses:
1. Shares forfeited pursuant to the terms of the performance restricted stock units granted on February 21, 2023 and reported on the reporting person's Form 4 filed on February 21, 2023 (in accordance with Rule 16b-3(e)) due to the issuer's total shareholder return performance target not being met at target.
2. Represents withholding of shares of common stock to satisfy the reporting person's tax withholding obligations in connection with the vesting of previously issued restricted stock units.
Remarks:
/s/ Andrea M. Newburn, Attorney-in-fact 01/22/2026
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did Christopher Merrywell report at COLB?

Senior Executive VP Christopher Merrywell reported two non-derivative transactions in Columbia Banking, Inc. (COLB) common stock dated January 20, 2026: a forfeiture of shares linked to performance restricted stock units and a share withholding to cover taxes on vesting restricted stock units.

Why were 1,560 Columbia Banking (COLB) shares forfeited by the executive?

The 1,560 shares were forfeited under the terms of performance restricted stock units granted on February 21, 2023 because the issuer’s total shareholder return performance target was not met at the target level.

What does the 3,496-share transaction at $28.35 for COLB represent?

The 3,496 shares of Columbia Banking common stock, shown at $28.35 per share, represent shares withheld to satisfy tax withholding obligations in connection with the vesting of previously issued restricted stock units held by Christopher Merrywell.

How many Columbia Banking (COLB) shares does Christopher Merrywell own after these transactions?

After the reported transactions on January 20, 2026, Christopher Merrywell directly owns 38,336 shares of Columbia Banking, Inc. common stock.

Are Christopher Merrywell’s reported COLB holdings direct or indirect?

The Form 4 indicates that Christopher Merrywell’s 38,336 shares of Columbia Banking common stock are held with direct (D) ownership, with no indirect ownership entity noted.

What do transaction codes D and F mean in this COLB Form 4?

For this filing, code D reflects disposition of shares through forfeiture of performance-based restricted stock units, and code F reflects shares withheld to cover taxes upon vesting of restricted stock units.