Christopher Merrywell

CIK: 0001796657

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)1 (4.8%)

Derivative conversions

Awards (A)9 (42.9%)

Compensation grants

Other (G, F, J, C, D, …)11 (52.4%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

COLB

COLUMBIA BANKING SYSTEM, INC.

Officer

Discretionary Trading P&L

Holdings

Transaction History (21 total)

COLB
COLUMBIA BANKING SYSTEM, INC.
Mar 13, 2026
Tax Payment(F)
Direct
2K shares at avg. $26.23$52K
COLB
COLUMBIA BANKING SYSTEM, INC.
Mar 13, 2026
Exercise(M)
Direct
5K shares at avg. $26.23$131K
COLB
COLUMBIA BANKING SYSTEM, INC.
Mar 1, 2026
Tax Payment(F)
Direct
3.2K shares at avg. $28.45$92K
COLB
COLUMBIA BANKING SYSTEM, INC.
Feb 18, 2026
Award(A)
Restricted Stock Unit
Direct
16.6K shares at avg. $31.24-
COLB
COLUMBIA BANKING SYSTEM, INC.
Feb 15, 2026
Tax Payment(F)
Direct
1.7K shares at avg. $31.49$54K
COLB
COLUMBIA BANKING SYSTEM, INC.
Feb 2, 2026
Award(A)
Direct
12.6K shares at avg. $29.69$373K
COLB
COLUMBIA BANKING SYSTEM, INC.
Feb 2, 2026
Tax Payment(F)
Direct
4.9K shares at avg. $29.69$147K
COLB
COLUMBIA BANKING SYSTEM, INC.
Jan 20, 2026
Tax Payment(F)
Direct
3.5K shares at avg. $28.35$99K
COLB
COLUMBIA BANKING SYSTEM, INC.
Jan 20, 2026
Disposition(D)
Direct
1.6K shares-
COLB
COLUMBIA BANKING SYSTEM, INC.
Feb 28, 2025
Tax Payment(F)
Direct
3.2K shares at avg. $26.73$86K
COLB
COLUMBIA BANKING SYSTEM, INC.
Feb 25, 2025
Award(A)
Performance Restricted Stock Unit
Direct
11.3K shares at avg. $26.60-
COLB
COLUMBIA BANKING SYSTEM, INC.
Feb 25, 2025
Award(A)
Restricted Stock Unit
Direct
15K shares at avg. $26.60-
COLB
COLUMBIA BANKING SYSTEM, INC.
Feb 25, 2025
Award(A)
Performance Restricted Stock Unit
Direct
11.3K shares at avg. $26.60-
COLB
COLUMBIA BANKING SYSTEM, INC.
Feb 25, 2025
Award(A)
Restricted Stock Unit
Direct
22.6K shares at avg. $26.60-
COLB
COLUMBIA BANKING SYSTEM, INC.
Feb 25, 2025
Award(A)
Performance Restricted Stock Unit
Direct
7.5K shares at avg. $26.60-
COLB
COLUMBIA BANKING SYSTEM, INC.
Feb 25, 2025
Award(A)
Performance Restricted Stock Unit
Direct
7.5K shares at avg. $26.60-
COLB
COLUMBIA BANKING SYSTEM, INC.
Feb 14, 2025
Award(A)
Direct
1.7K shares at avg. $27.41$46K
COLB
COLUMBIA BANKING SYSTEM, INC.
Feb 14, 2025
Tax Payment(F)
Direct
1.7K shares at avg. $27.41$47K
COLB
COLUMBIA BANKING SYSTEM, INC.
Feb 14, 2025
Tax Payment(F)
Direct
659 shares at avg. $27.41$18K
COLB
COLUMBIA BANKING SYSTEM, INC.
Jan 1, 2025
Tax Payment(F)
Direct
1.8K shares at avg. $27.01$49K
COLB
COLUMBIA BANKING SYSTEM, INC.
Jan 1, 2025
Tax Payment(F)
Direct
1.7K shares at avg. $27.01$46K

		Type	Shares	Price		Ownership
Mar 13, 2026	COLB COLUMBIA BANKING SYSTEM, INC.	Tax Payment(F)	1,973	$26.23	$51,752	Direct
Mar 13, 2026	COLB COLUMBIA BANKING SYSTEM, INC.	Exercise(M)	5,013	$26.23	$131,491	Direct
Mar 1, 2026	COLB COLUMBIA BANKING SYSTEM, INC.	Tax Payment(F)	3,230	$28.45	$91,894	Direct
Feb 18, 2026	COLB COLUMBIA BANKING SYSTEM, INC.	Award(A) Restricted Stock Unit	16,645	$31.24	-	Direct
Feb 15, 2026	COLB COLUMBIA BANKING SYSTEM, INC.	Tax Payment(F)	1,706	$31.49	$53,722	Direct
Feb 2, 2026	COLB COLUMBIA BANKING SYSTEM, INC.	Award(A)	12,576	$29.69	$373,381	Direct
Feb 2, 2026	COLB COLUMBIA BANKING SYSTEM, INC.	Tax Payment(F)	4,949	$29.69	$146,936	Direct
Jan 20, 2026	COLB COLUMBIA BANKING SYSTEM, INC.	Tax Payment(F)	3,496	$28.35	$99,112	Direct
Jan 20, 2026	COLB COLUMBIA BANKING SYSTEM, INC.	Disposition(D)	1,560	-	$0	Direct
Feb 28, 2025	COLB COLUMBIA BANKING SYSTEM, INC.	Tax Payment(F)	3,230	$26.73	$86,338	Direct
Feb 25, 2025	COLB COLUMBIA BANKING SYSTEM, INC.	Award(A) Performance Restricted Stock Unit	11,278	$26.60	-	Direct
Feb 25, 2025	COLB COLUMBIA BANKING SYSTEM, INC.	Award(A) Restricted Stock Unit	15,037	$26.60	-	Direct
Feb 25, 2025	COLB COLUMBIA BANKING SYSTEM, INC.	Award(A) Performance Restricted Stock Unit	11,278	$26.60	-	Direct
Feb 25, 2025	COLB COLUMBIA BANKING SYSTEM, INC.	Award(A) Restricted Stock Unit	22,556	$26.60	-	Direct
Feb 25, 2025	COLB COLUMBIA BANKING SYSTEM, INC.	Award(A) Performance Restricted Stock Unit	7,518	$26.60	-	Direct
Feb 25, 2025	COLB COLUMBIA BANKING SYSTEM, INC.	Award(A) Performance Restricted Stock Unit	7,518	$26.60	-	Direct
Feb 14, 2025	COLB COLUMBIA BANKING SYSTEM, INC.	Award(A)	1,673	$27.41	$45,857	Direct
Feb 14, 2025	COLB COLUMBIA BANKING SYSTEM, INC.	Tax Payment(F)	1,706	$27.41	$46,761	Direct
Feb 14, 2025	COLB COLUMBIA BANKING SYSTEM, INC.	Tax Payment(F)	659	$27.41	$18,063	Direct
Jan 1, 2025	COLB COLUMBIA BANKING SYSTEM, INC.	Tax Payment(F)	1,818	$27.01	$49,104	Direct
Jan 1, 2025	COLB COLUMBIA BANKING SYSTEM, INC.	Tax Payment(F)	1,709	$27.01	$46,160	Direct

1-21 of 21 transactions

About Merrywell Christopher

Merrywell Christopher (SEC CIK 0001796657) files insider reports with the SEC as Senior Executive VP of COLUMBIA BANKING SYSTEM, INC. (COLB).

Signal8 holds 11 ownership filings by Merrywell Christopher, all Form 4s, filed between Jan 3, 2025 and Mar 17, 2026. Those filings report 21 transactions, from Jan 1, 2025 to Mar 13, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Merrywell Christopher's filings is in TACOMA, WA.

Recent filings by Merrywell Christopher

Mar 13, 2026: Tax withholding of COLB shares (Form 4, code F).
Mar 13, 2026: Option exercise of COLB shares (Form 4, code M).
Mar 1, 2026: Tax withholding of COLB shares (Form 4, code F).
Feb 18, 2026: Grant or award of COLB derivative securities (Form 4, code A).
Feb 15, 2026: Tax withholding of COLB shares (Form 4, code F).

Other insiders filing for COLUMBIA BANKING SYSTEM, INC. (COLB)

GARDNER STEVEN R, Director
MACHUCA LUIS, Director
LAGOMARSINO SIMONE, Director
Giem Judi, EVP CHRO
Deer Aaron James, EVP Chief Strategy/Innov Offcr
Moore Devine David, EVP Chief Marketing Officer

How to read Form 4 transaction codes