Marathon Bancorp (MBBC) SVP Terry Cornish receives new stock and option grants

Rhea-AI Filing Summary

Marathon Bancorp, Inc. senior vice president and chief credit officer Terry Cornish received new equity compensation. He was granted 3,500 shares of common stock at $0.00 per share and 7,000 stock options with a $14.55 exercise price. The restricted stock and these options vest 20% per year starting on June 15, 2027. After the grant, he directly holds 6,503 common shares and retains earlier stock options covering 4,804 shares at $6.48 (expiring 2033) and 4,498 shares at $8.13 (expiring 2032), alongside additional indirect holdings through an ESOP and a 401(k).

Insider Trade Summary

6 transactions reported

Mixed 6 txns

Insider Cornish Terry

Role SVP and CCO

Type	Security	Shares	Price	Value
Grant/Award	Stock Options	7,000	$0.00	--
Grant/Award	Common Stock	3,500	$0.00	--
holding	Stock Options	--	--	--
holding	Stock Options	--	--	--
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Stock Options — 7,000 shares (Direct, null); Common Stock — 6,503 shares (Direct, null); Common Stock — 27,205 shares (Indirect, By 401(k))

Footnotes (1)

1. Shares of restricted stock vest at a rate of 20% per year commencing on June 15, 2027. Includes shares of restricted stock which vest at a rate of 20% per year commencing on June 28, 2023. Includes shares of restricted stock which vest at a rate of 20% per year commencing on May 16, 2024. Stock options vest at a rate of 20% per year commencing on June 15, 2027. Stock options vest at a rate of 20% per year commencing on June 28, 2023. Stock options vest at a rate of 20% per year commencing on May 16, 2024.

Key Figures

Restricted stock grant: 3,500 shares New stock options: 7,000 options at $14.55 Direct common shares after grant: 6,503 shares +4 more

7 metrics

Restricted stock grant 3,500 shares Common stock awarded to Terry Cornish on June 15, 2026

New stock options 7,000 options at $14.55 Exercise price for newly granted options, vesting from June 15, 2027

Direct common shares after grant 6,503 shares Direct ownership of Marathon Bancorp common stock following transaction

Legacy options tranche 1 4,804 shares at $6.48 Existing options on common stock expiring in 2033

Legacy options tranche 2 4,498 shares at $8.13 Existing options on common stock expiring in 2032

ESOP indirect holdings 2,250 shares Common stock held indirectly through ESOP after transactions

401(k) indirect holdings 27,205 shares Common stock held indirectly through 401(k) after transactions

Key Terms

restricted stock, ESOP, 401(k), Stock options, +1 more

5 terms

restricted stock financial

"Includes shares of restricted stock which vest at a rate of 20% per year"

Shares granted to an individual that carry limits on transfer or sale until certain conditions are met, such as staying with the company for a set time or hitting performance targets. Think of them as a locked gift that gradually opens; for investors they matter because they affect how many shares may enter the market later, signal management incentives and potential dilution, and reveal confidence in future company performance.

ESOP financial

"total_shares_following_transaction: 2250.0000, nature_of_ownership: By ESOP"

An Employee Stock Ownership Plan (ESOP) is a program that gives employees ownership shares in their company, often as part of their benefits package. It acts like a company-sponsored savings plan, allowing workers to have a stake in the company's success, which can boost motivation and loyalty. For investors, ESOPs can influence company decisions and stock value, making them an important aspect of corporate ownership and governance.

401(k) financial

"total_shares_following_transaction: 27205.0000, nature_of_ownership: By 401(k)"

A 401(k) is a type of retirement savings plan offered by employers that allows workers to set aside a portion of their paycheck before taxes are taken out. The money saved in a 401(k) can grow over time through investments, helping individuals build funds for their future retirement. It matters to investors because it provides a tax-advantaged way to save and invest for long-term financial security.

Stock options financial

"Stock options vest at a rate of 20% per year commencing on June 15, 2027."

Stock options are agreements that give a person the right to buy or sell a company's stock at a specific price within a certain time frame. They are often used as a reward or incentive, similar to a coupon that can be used later if the stock price rises, allowing the holder to make a profit.

vesting financial

"vest at a rate of 20% per year commencing on June 15, 2027."

Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.

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Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Cornish Terry

(Last) (First) (Middle)

500 SCOTT STREET

(Street)

WAUSAU WISCONSIN 54403

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Marathon Bancorp, Inc. /MD/ [ MBBC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP and CCO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/15/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	06/15/2026		A		3,500(1)	A	$0	6,503(2)(3)	D
Common Stock								27,205	I	By 401(k)
Common Stock								2,250	I	By ESOP

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Options	$14.55	06/15/2026		A		7,000(4)		06/15/2027	06/15/2036	Common Stock	7,000(4)	$0	7,000(4)	D
Stock Options	$8.13							06/28/2023	06/28/2032	Common Stock	4,498(5)		4,498(5)	D
Stock Options	$6.48							05/16/2024	05/16/2033	Common Stock	4,804(6)		4,804(6)	D

Explanation of Responses:

1. Shares of restricted stock vest at a rate of 20% per year commencing on June 15, 2027.

2. Includes shares of restricted stock which vest at a rate of 20% per year commencing on June 28, 2023.

3. Includes shares of restricted stock which vest at a rate of 20% per year commencing on May 16, 2024.

4. Stock options vest at a rate of 20% per year commencing on June 15, 2027.

5. Stock options vest at a rate of 20% per year commencing on June 28, 2023.

6. Stock options vest at a rate of 20% per year commencing on May 16, 2024.

	/s/ Benjamin Azoff, pursuant to power of attorney	06/16/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What did MBBC executive Terry Cornish receive in this Form 4 filing?

Cornish received new equity compensation consisting of 3,500 shares of common stock and 7,000 stock options. These awards are part of his compensation package rather than open-market trades and increase his long-term alignment with Marathon Bancorp performance.

What is the exercise price of Terry Cornish’s new Marathon Bancorp stock options?

The new stock options have an exercise price of $14.55 per share. Cornish can buy Marathon Bancorp (MBBC) common stock at this price once the options vest, giving potential value if the market price exceeds the exercise price.

How do the new MBBC restricted stock and options granted to Cornish vest?

The newly granted restricted stock and options vest at 20% per year beginning June 15, 2027. This graded vesting schedule encourages longer-term retention by spreading ownership benefits over multiple years of continued service at Marathon Bancorp.

What MBBC share holdings does Terry Cornish report after these transactions?

After the grants, Cornish directly holds 6,503 common shares and stock options on 4,804 shares at $6.48 and 4,498 shares at $8.13. He also reports indirect common stock holdings through an ESOP and a 401(k) plan.

Are the MBBC equity grants to Terry Cornish open-market purchases or compensation awards?

The Form 4 classifies both the 3,500 common shares and 7,000 stock options as grants or awards with no cash price paid. They are compensation-related equity awards, not open-market purchases or sales of Marathon Bancorp stock.

What existing MBBC options does Terry Cornish retain alongside the new award?

Cornish continues to hold options on 4,804 shares at $6.48 expiring in 2033 and 4,498 shares at $8.13 expiring in 2032. These previously granted options provide additional potential upside if Marathon Bancorp’s share price rises.