MOORE DEVINE DAVID

PrivateCIK: 1798077
Location

TACOMA, WA

MOORE DEVINE DAVID (EVP, Chief Mktg & Exp 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
InsiderMOORE DEVINE DAVIDCIK 1798077
Officer· EVP, Chief Mktg & Exp Officer
Since Jan 2020
-376.00
Net shares
Net seller
$9.9K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
940.00 acquired · 1.32K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+940.00

Price / share

$26.23

Trade value

$24.66K

% of position

4.3%
3/13/2026
21.94K22.88K

Common Stock

Direct
F · Tax Withholding

Shares

376.00

Price / share

$26.23

Trade value

$9.86K

% of position

1.6%
3/13/2026
22.88K22.51K
Total

Net shares

+564.00

Net value

$14.79K

Derivative Transactions1

Restricted Stock Unit

Direct
M · Option Exercise
Converts to

Common Stock

940.00 shares

Shares

940.00

Strike price

Held after

4.68K

Exercisable

3/13/2026
MOORE DEVINE DAVID — Insider Transaction (Form 4) Filed Mar 17, 2026 | Finecho