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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * STONE SAMUEL G   2. Issuer Name and Ticker or Trading Symbol MERCANTILE BANK CORP [MBWM] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) EXECUTIVE VICE PRESIDENT (Last) (First) (Middle) C/O MERCANTILE BANK CORPORATION, 310 LEONARD STREET 3. Date of Earliest Transaction (Month/Day/Year) 06/01/2014 (Street) GRAND RAPIDS, MI 49504 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) 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 06/01/2014   A   2,000 A (1) 2,000 D   Common Stock 06/01/2014   A   3,745 A (2) 3,745 I by Trust Common Stock 06/01/2014   A   28,942 A (3) $ 28,942 I by 401K

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 Underlying Securities (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 of Derivative Security: 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

Employee Stock Option (Common Stock - right to buy)

$ 24.4639

06/01/2014

A

1,447

06/01/2014

11/22/2014

Common Stock

1,447

(4)

1,447

D

Employee Stock Option (Common Stock - right to buy)

$ 22.8662

06/01/2014

A

1,378

06/01/2014

11/28/2015

Common Stock

1,378

(5)

1,378

D

Employee Stock Option (Common Stock - right to buy)

$ 22

06/01/2014

A

1,312

06/01/2014

11/27/2016

Common Stock

1,312

(6)

1,312

D

Employee Stock Option (Common Stock - right to buy)

$ 16

06/01/2014

A

4,500

06/01/2014

12/03/2017

Common Stock

4,500

(7)

4,500

D

Employee Stock Option (Common Stock - right to buy)

$ 7.8

06/01/2014

A

4,500

06/01/2014

11/24/2018

Common Stock

4,500

(8)

4,500

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
STONE SAMUEL G C/O MERCANTILE BANK CORPORATION 310 LEONARD STREET GRAND RAPIDS, MI 49504			EXECUTIVE VICE PRESIDENT

Signatures

/s/ Samuel G. Stone		06/03/2014
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	Received in exchange for 2,000 shares of Firstbank Corporation common stock in connection with the merger of Firstbank Corporation into Mercantile Bank Corporation (the "Merger"). On the effective date of the Merger, the closing price of Firstbank's common stock was $21.59 per share and the closing price of Mercantile's common stock was $21.43 per share.
(2)	Received in exchange for 3,745 shares of Firstbank Corporation common stock in connection with the Merger.
(3)	Received in exchange for 28,942 shares of Firstbank Corporation common stock in connection with the Merger.
(4)	Received in the Merger in exchange for an employee stock option to acquire 1,447 shares of Firstbank Corporation common stock for $24.4639 per share.
(5)	Received in the Merger in exchange for an employee stock option to acquire 1,378 shares of Firstbank Corporation common stock for $22.8662 per share.
(6)	Received in the Merger in exchange for an employee stock option to acquire 1,312 shares of Firstbank Corporation common stock for $22.00 per share.
(7)	Received in the Merger in exchange for an employee stock option to acquire 4,500 shares of Firstbank Corporation common stock for $16.00 per share.
(8)	Received in the Merger in exchange for an employee stock option to acquire 4,500 shares of Firstbank Corporation common stock for $7.80 per share.

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