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Marathon Bancorp, Inc. /MD/

MBBC Net buying

CIK 0001835385 #4749 in the set updated 19 Sep 2026

Bought (120 mo)

$221.93K

out of their own pocket, the only kind of buying there is

Sold (120 mo)

$0.00

$0.00 on a plan · $0.00 straight out of an exercise

Sold at will

$0.00

0 of 0 sales

Net

+$221.93K

+$221.93K against sales at will

By person

10 insiders · 54 transactions

5.5×

Nicholas W. Zillges holds 5.5 times base salary in stock. $1.92M of shares against $346.50K in salary for 2025.

Salary from the company's own proxy. The shares are what Nicholas W. Zillges last reported holding, valued at $15.00, the price Common Stock was last bought or sold at on the open market here, on 16 Jun 2026.

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Zillges Nicholas W

President and CEO

$124.66K (19)

—

+$124.66K

127,996

4.34%

$1.92M

+98.7%

Spatz Nora

EVP and CAO

$62.40K (7)

—

+$62.40K

114,527

3.88%

$1.72M

+52.5%

Cornish Terry

SVP and CCO

$19.93K (6)

—

+$19.93K

33,461

1.13%

$501.92K

+94.2%

Knopf Michelle

EVP and COO

$14.94K (6)

—

+$14.94K

27,896

0.9454%

$418.44K

+270.0%

Grimm Thomas L

Director

—

28,678

0.9719%

$430.17K

+158.2%

Zientara Amy

Director

—

27,110

0.9188%

$406.65K

+86.4%

Selting-Buchberger Joy

SVP and CFO

—

26,548

0.8997%

$398.22K

+64.3%

Wimmer Timothy R

Director

—

20,246

0.6861%

$303.69K

+163.7%

Werth Ann M

Director

—

8,501

0.2881%

$127.52K

+863.8%

Terwilliger Thomas

Director

—

7,185

0.2435%

$107.78K

+43.7%

Individual transactions

Nothing of that kind in this period.

What was left out

Form 4 filings counted 114

Amendments (4/A) skipped 6

Filings about a different issuer 0

Unreadable filings 0

Joint filings 0

Sales on a Rule 10b5-1 plan 0

Sales straight out of an exercise 0

Sales at will 0

Transactions with no price 0

Shares from compensation/vesting 202,278

History held since 27 May 2021