Employee stock plan for Mercer Bancorp (MSBB) discloses 7.9% stake

Rhea-AI Filing Summary

Mercer Savings Bank Employee Stock Ownership Plan Trust, with Community Bank of Pleasant Hill dba First Trust of MidAmerica as trustee, reports beneficial ownership of 81,496 shares of Mercer Bancorp, Inc. common stock, representing 7.9% of the outstanding class as of the reported date.

The plan has sole voting power over 65,470 shares and shared voting power over 16,026 shares, with sole dispositive power over all 81,496 shares. The filer certifies that the shares were acquired and are held in the ordinary course of business, not to change or influence control of Mercer Bancorp.

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Accepted by SEC EDGAR 02/06/2026 - 02:53 PM Learn about SEC filing dates

FAQ

What ownership stake does the ESOP hold in Mercer Bancorp (MSBB)?

The Mercer Savings Bank Employee Stock Ownership Plan Trust beneficially owns 81,496 shares of Mercer Bancorp common stock, representing 7.9% of the class. This reflects a significant employee-related ownership position disclosed in an amended Schedule 13G filing as of the reported event date.

Who is the reporting person on this Mercer Bancorp (MSBB) Schedule 13G/A?

The reporting person is the Mercer Savings Bank Employee Stock Ownership Plan Trust, with Community Bank of Pleasant Hill dba First Trust of MidAmerica acting as trustee. The trust reports its beneficial ownership and associated voting and dispositive powers over Mercer Bancorp common shares.

How many Mercer Bancorp (MSBB) shares does the ESOP control for voting?

The ESOP trust reports sole voting power over 65,470 Mercer Bancorp shares and shared voting power over an additional 16,026 shares. Together, these positions define how the plan can vote its holdings in shareholder matters for the reported period.

What dispositive power does the ESOP have over Mercer Bancorp (MSBB) shares?

The ESOP trust reports sole dispositive power over all 81,496 Mercer Bancorp shares it beneficially owns and no shared dispositive power. Dispositive power refers to the authority to sell or otherwise direct the disposition of these shares on behalf of the plan.

Does the ESOP intend to influence control of Mercer Bancorp (MSBB)?

The filing certifies the ESOP’s Mercer Bancorp shares were acquired and are held in the ordinary course of business, and not for the purpose of changing or influencing control of the company, other than activities solely in connection with a nomination under the cited proxy rule.

What type of investor is the Mercer Bancorp (MSBB) reporting person in this filing?

The reporting person is an employee benefit plan, specifically the Mercer Savings Bank Employee Stock Ownership Plan Trust. It files under the category for employee benefit plans or endowment funds, reflecting that the holdings are tied to employee ownership rather than a traditional institutional investor.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

Mercer Bancorp, Inc.

(Name of Issuer)

Common Stock, par value $0.01 per share

(Title of Class of Securities)

58774N101

(CUSIP Number)

12/31/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 58774N101

1

Names of Reporting Persons

Mercer Savings Bank Employee Stock Ownership Plan Trust

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

OHIO

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 65,470.00
6	Shared Voting Power 16,026.00
7	Sole Dispositive Power 81,496.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

81,496.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

7.9 %

12

Type of Reporting Person (See Instructions)

EP

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Mercer Bancorp, Inc.
(b)	Address of issuer's principal executive offices: 1100 Irmscher Boulevard, Celina, Ohio, 45822
Item 2.
(a)	Name of person filing: Mercer Savings Bank, Employee Stock Ownership Plan Trust, Trustee: Community Bank of Pleasant Hill, dba First Trust of MidAmerica
(b)	Address or principal business office or, if none, residence: 3500 N Village Dr. Suite 220, St. Joseph, Missouri 64506
(c)	Citizenship: Ohio
(d)	Title of class of securities: Common Stock, par value $0.01 per share
(e)	CUSIP No.: 58774N101
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 81,496
(b)	Percent of class: 7.9%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 65,470
	(ii) Shared power to vote or to direct the vote: 16,026
	(iii) Sole power to dispose or to direct the disposition of: 81,496
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Mercer Savings Bank Employee Stock Ownership Plan Trust

Signature:	/s/ Gerald Lau
Name/Title:	Gerald Lau, SVP, Community Bank of Pleasant Hill dba First Trust of MidAmerica, as Trustee
Date:	02/06/2026