NAMDAR FRANK

PrivateCIK: 1759802
Location

TACOMA, WA

NAMDAR FRANK (EVP Chief Credit 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
InsiderNAMDAR FRANKCIK 1759802
Officer· EVP Chief Credit Officer
Since Mar 2026
-1.37K
Net shares
Net seller
$35.9K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
2.82K acquired · 4.19K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+2.82K

Price / share

$26.23

Trade value

$73.97K

% of position

9.3%
3/13/2026
30.47K33.29K

Common Stock

Direct
F · Tax Withholding

Shares

1.37K

Price / share

$26.23

Trade value

$35.86K

% of position

4.1%
3/13/2026
33.29K31.92K
Total

Net shares

+1.45K

Net value

$38.11K

Derivative Transactions1

Restricted Stock Unit

Direct
M · Option Exercise
Converts to

Common Stock

2.82K shares

Shares

2.82K

Strike price

Held after

13.64K

Exercisable

3/13/2026
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect
Shares owned4.18K
Total
4.18K indirect4.18K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
NAMDAR FRANK — Insider Transaction (Form 4) Filed Mar 17, 2026 | Finecho