MERRYWELL CHRISTOPHER

PrivateCIK: 1796657
Location

TACOMA, WA

MERRYWELL CHRISTOPHER (EVP Chief Operating Officer) exercised options at COLUMBIA BANKING SYSTEM, INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise
InsiderMERRYWELL CHRISTOPHERCIK 1796657
Officer· EVP Chief Operating Officer
Since Jan 2020
-1.97K
Net shares
Net seller
$51.8K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
5.01K acquired · 6.99K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+5.01K

Price / share

$26.23

Trade value

$131.49K

% of position

12.2%
3/13/2026
41.03K46.04K

Common Stock

Direct
F · Tax Withholding

Shares

1.97K

Price / share

$26.23

Trade value

$51.75K

% of position

4.3%
3/13/2026
46.04K44.07K
Total

Net shares

+3.04K

Net value

$79.74K

Derivative Transactions1

Restricted Stock Unit

Direct
M · Option Exercise
Converts to

Common Stock

5.01K shares

Shares

5.01K

Strike price

Held after

51.29K

Exercisable

3/13/2026
MERRYWELL CHRISTOPHER — Insider Transaction (Form 4) Filed Mar 17, 2026 | Finecho