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 · 2 exercises
InsiderGRIMM THOMAS LCIK 1856214
Director
Since Apr 2021
+4.20K
Net shares
Net buyer
$33.1K
Total acquired
0
Open market trades
0B · 0S
4
Total transactions
4.20K acquired
Non-Derivative Transactions2

Common Stock

Indirect
M · Option Exercise

Shares

+3.60K

Price / share

$8.13

Trade value

$29.26K

% of position

20.2%
3/20/2026
17.80K21.39K

Common Stock

Indirect
M · Option Exercise

Shares

+599.00

Price / share

$6.48

Trade value

$3.88K

% of position

2.8%
3/20/2026
21.39K21.99K
Total

Net shares

+4.20K

Net value

$33.14K

Derivative Transactions2

Stock Options

Direct
M · Option Exercise
Converts to

Common Stock

3.60K shares

Shares

N/A

Strike price

8.13

Held after

2.40K

Exercisable

3/20/2026

Stock Options

Direct
M · Option Exercise
Converts to

Common Stock

599.00 shares

Shares

N/A

Strike price

6.48

Held after

900.00

Exercisable

3/20/2026
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Direct
Shares owned3K
Total
3K direct3K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
GRIMM THOMAS L — Insider Transaction (Form 4) Filed Mar 20, 2026 | Finecho