DAVID B. RAMAKER - 18 Aug 2025 Form 4 Insider Report for MERCANTILE BANK CORP (MBWM)

Role: Director
Signature: /s/ Adin J. Tarr, Attorney- in-Fact
Issuer symbol: MBWM
Transactions as of: 18 Aug 2025
Net transactions value: +$70,065
Form type: 4
Filing time: 19 Aug 2025, 17:52:32 UTC
Previous filing: 21 Jul 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
RAMAKER DAVID B	Director	C/O MERCANTILE BANK CORPORATION, 310 LEONARD ST., GRAND RAPIDS	/s/ Adin J. Tarr, Attorney- in-Fact	19 Aug 2025	0001213672

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MBWM	Common Stock	Purchase	$70,065	+1,500	+11%	$46.71	15,014	18 Aug 2025	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $46.63 to $46.715, inclusive. The Reporting Person undertakes to provide Mercantile Bank Corporation, any security holder of Mercantile Bank Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

Content

The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $46.63 to $46.715, inclusive. The Reporting Person undertakes to provide Mercantile Bank Corporation, any security holder of Mercantile Bank Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.