8-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

Date of Report (date of earliest event reported): March 31, 2021

Mercantile Bank Corporation

(Exact name of registrant as specified in its charter)

Michigan	000-26719	38-3360865
(State or other jurisdiction	(Commission File	(IRS Employer
of incorporation)	Number)	Identification Number)
310 Leonard Street NW, Grand Rapids, Michigan		49504
(Address of principal executive offices)		(Zip Code)
Registrant's telephone number, including area code		616-406-3000

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

☐  Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐  Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐  Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐  Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Common Stock	MBWM	The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).                                                                

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.          ☐

Item 5.02         Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

Retirement of Director. Mercantile Bank Corporation announced today that Edward J. Clark retired from the Board of Directors of Mercantile Bank Corporation and that of its subsidiary, Mercantile Bank of Michigan, effective March 31, 2021. Mr. Clark has served as a member of our Board of Directors since 1998. Mr. Clark’s retirement is not a result of a disagreement on any matter relating to Mercantile’s operations, policies or practices.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Mercantile Bank Corporation
By:	/s/ Charles E. Christmas
	Charles E. Christmas
	Executive Vice President, Chief
	Financial Officer and Treasurer

Date: April 2, 2021

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Document And Entity Information	Mar. 31, 2021
Document Information [Line Items]
Entity, Registrant Name	Mercantile Bank Corporation
Document, Type	8-K
Document, Period End Date	Mar. 31, 2021
Entity, Incorporation, State or Country Code	MI
Entity, File Number	000-26719
Entity, Tax Identification Number	38-3360865
Entity, Address, Address Line One	310 Leonard Street NW
Entity, Address, City or Town	Grand Rapids
Entity, Address, State or Province	MI
Entity, Address, Postal Zip Code	49504
City Area Code	616
Local Phone Number	406-3000
Written Communications	false
Soliciting Material	false
Pre-commencement Tender Offer	false
Pre-commencement Issuer Tender Offer	false
Title of 12(b) Security	Common Stock
Trading Symbol	MBWM
Security Exchange Name	NASDAQ
Entity, Emerging Growth Company	false
Amendment Flag	false
Entity, Central Index Key	0001042729