GRIMM THOMAS L

PrivateCIK: 1856214
Location

WAUSAU, WI

GRIMM THOMAS L exercised options at MARATHON BANCORP, INC. /MD/

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

M · 1 exercise
InsiderGRIMM THOMAS LCIK 1856214
Director
Since Apr 2021
0.00
Net shares
Net seller
$1.9K
Total acquired
0
Open market trades
0B · 0S
2
Total transactions
300.00 acquired · 300.00 disposed
Non-Derivative Transactions1

Common Stock

Indirect
M · Option Exercise

Shares

+300.00

Price / share

$6.48

Trade value

$1.94K

% of position

1.4%
6/3/2026
21.99K22.29K
Total

Net shares

+300.00

Net value

$1.94K

Derivative Transactions1

Stock Options

Direct
M · Option Exercise
Converts to

Common Stock

300.00 shares

Shares

300.00

Strike price

6.48

Held after

600.00

Exercisable

6/3/2026
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Direct
Shares owned3K
Total
3K direct3K
Derivative Holdings (Post-Transaction)1

Stock Options

Direct
Underlying security
Common Stock

Underlying shares

2.40K

Shares owned

2.40K

Exercise price

8.1300

Expiration

Exercise window

Total

Underlying

2.40K

Owned

2.40K

GRIMM THOMAS L — Insider Transaction (Form 4) Filed Jun 5, 2026 | Finecho