Banc Fund X discloses 5.1% Grand River Commerce (GNRV) ownership stake

Rhea-AI Filing Summary

Grand River Commerce, Inc. received an updated ownership report showing that investment entity Banc Fund X L.P. beneficially owns 357,400 shares of its common stock, representing 5.1% of the class as of the event date. Other related Banc Funds entities listed report zero beneficial ownership. The filing explains that The Banc Funds Company, L.L.C. is the general partner structure behind these funds and that its principal shareholder, Charles J. Moore, has voting and dispositive power over the shares held by the partnerships. The reporting group certifies that the securities are not held for the purpose of changing or influencing control of Grand River Commerce.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

Grand River Commerce, Inc.

(Name of Issuer)

COMMON STOCK

(Title of Class of Securities)

386441109

(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. 386441109

1

Names of Reporting Persons

Banc Fund IX L.P.

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

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

0.00

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)

0 %

12

Type of Reporting Person (See Instructions)

PN

SCHEDULE 13G

CUSIP No. 386441109

1

Names of Reporting Persons

Banc Fund X L.P.

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

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 357,400.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 357,400.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

357,400.00

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)

5.1 %

12

Type of Reporting Person (See Instructions)

PN

SCHEDULE 13G

CUSIP No. 386441109

1

Names of Reporting Persons

TBFC Financial Technologies Fund L.P.

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

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

0.00

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)

0 %

12

Type of Reporting Person (See Instructions)

PN

SCHEDULE 13G

CUSIP No. 386441109

1

Names of Reporting Persons

BANC FUNDS CO LLC

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

ILLINOIS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

0.00

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)

0 %

12

Type of Reporting Person (See Instructions)

OO

Comment for Type of Reporting Person: BANC FUNDS CO LLC is the Filer.

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Grand River Commerce, Inc.
(b)	Address of issuer's principal executive offices: 4471 WILSON AVENUE GRANDVILLE MI 49418
Item 2.
(a)	Name of person filing: The Banc Funds Company, L.L.C. d/b/a 1st and Main Growth Partners
(b)	Address or principal business office or, if none, residence: 150 S. Wacker Drive, Suite 2725, Chicago, IL 60606
(c)	Citizenship: United States
(d)	Title of class of securities: COMMON STOCK
(e)	CUSIP No.: 386441109
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: 357400
(b)	Percent of class: 5.1 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 357400
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 357400
	(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.
	If a group has filed this schedule pursuant to §240.13d-1(b)(1)(ii)(J), so indicate under Item 3(j) and attach an exhibit stating the identity and Item 3 classification of each member of the group. If a group has filed this schedule pursuant to §240.13d-1(c) or §240.13d-1(d), attach an exhibit stating the identity of each member of the group. This Schedule 13G is being filed jointly by Banc Fund IX L.P. ("BF IX"), an Illinois Limited Partnership, Banc Fund X L.P. ("BF X"), an Illinois Limited Partnership, and TBFC Financial Technologies Fund L.P. (collectively, the "Reporting Persons"). The general partner of BF IX is MidBan IX L.P. ("MidBan IX"), whose principal business is to be a general partner of BF IX. The general partner of BF X is MidBan X L.P. ("MidBan X"), whose principal business is to be a general partner of BF X. The general partner of TBFC Financial Technologies Fund L.P. is MidBan XI L.P. ("MidBan XI"), whose principal business is to be a general partner of TBFC Financial Technologies Fund L.P. The general partner of MidBan IX, MidBan X, and MidBan XI is The Banc Funds Company, L.L.C., ("TBFC"), whose principal business is to be a general partner of MidBan IX, MidBan X, and MidBan XI. TBFC is an Illinois corporation whose principal shareholder is Charles J. Moore. Mr. Moore has been the manager of BF IX, BF X and TBFC Financial Technologies Fund L.P., since their respective inceptions. As manager, Mr. Moore has voting and dispositive power over the securities of the issuer held by each of those entities. As the controlling member of TBFC, Mr. Moore will control TBFC, and therefore each of the Partnership entities directly and indirectly controlled by TBFC.
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 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.

Banc Fund IX L.P.

Signature:	/s/ John M. Baker
Name/Title:	Member
Date:	02/13/2026

Banc Fund X L.P.

Signature:	/s/ John M. Baker
Name/Title:	Member
Date:	02/13/2026

TBFC Financial Technologies Fund L.P.

Signature:	/s/ John M. Baker
Name/Title:	Member
Date:	02/13/2026

BANC FUNDS CO LLC

Signature:	/s/ John M. Baker
Name/Title:	Member
Date:	02/13/2026

FAQ

How many Grand River Commerce (GNRV) shares does Banc Fund X L.P. own?

Banc Fund X L.P. reports beneficial ownership of 357,400 shares of Grand River Commerce common stock. These shares are reported with sole voting and sole dispositive power, meaning the fund alone controls how they are voted and disposed.

What ownership percentage of GNRV does Banc Fund X L.P. report?

Banc Fund X L.P. reports owning 5.1% of the outstanding common stock of Grand River Commerce, Inc. This level of ownership triggers beneficial ownership reporting requirements under U.S. securities rules for holders exceeding the 5% threshold.

Which entities are included in the group reporting GNRV ownership?

The group includes Banc Fund IX L.P., Banc Fund X L.P., and TBFC Financial Technologies Fund L.P., all controlled through The Banc Funds Company, L.L.C. Only Banc Fund X L.P. reports a current Grand River Commerce ownership position in this filing excerpt.

Do the reporting persons seek control of Grand River Commerce (GNRV)?

The reporting persons certify that the securities were not acquired and are not held for changing or influencing control of Grand River Commerce. They also state the holdings are not part of any transaction intended to affect control, aside from limited proxy nomination activities.

Who ultimately controls voting power over the reported GNRV shares?

The filing states that Charles J. Moore, as controlling member of The Banc Funds Company, L.L.C., has voting and dispositive power over securities held by the partnerships. This includes the Grand River Commerce shares reported as beneficially owned by Banc Fund X L.P.

What is the title of the Grand River Commerce securities held?

The reported securities are common stock of Grand River Commerce, Inc., identified by CUSIP 386441109. Common stock represents standard equity ownership, including voting rights and participation in any future dividends, subject to the company’s capital structure.