Raymond E. Reitsma - 15 Feb 2026 Form 4 Insider Report for MERCANTILE BANK CORP (MBWM)

Reporting relationship: President and CEO, Director
Issuer ticker: MBWM
Reported as of: 15 Feb 2026
Net transaction value: -$219,111
SEC form: 4
Accepted by SEC: 18 Feb 2026, 16:44:59 UTC
Prior SEC filing: 09 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/ Bradley J. Wyatt, Attorney-in-Fact

Key filing fact

Raymond E. Reitsma filed Form 4 for MERCANTILE BANK CORP (MBWM) on 18 Feb 2026.

Key facts

This page summarizes Raymond E. Reitsma's Form 4 filing for MERCANTILE BANK CORP (MBWM).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 18 Feb 2026, 16:44.

Change

Previous filing in this sequence was filed on 09 Feb 2026.
Current net transaction value: -$219,111.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001693989 Primary reporting owner

Reitsma Raymond E.

Relationship: President and CEO, Director
Address: C/O MERCANTILE BANK CORPORATION, 310 LEONARD ST. NW, GRAND RAPIDS
Signature: /s/ Bradley J. Wyatt, Attorney-in-Fact
Signature date: 18 Feb 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

MBWM transaction

Common Stock

Award

Transaction value: $0
Shares: +1,808
Change %: +2.7%
Price: $0.000000
Shares after: 68,310
Date: 15 Feb 2026
Ownership: Direct
Footnotes: F1

MBWM transaction

Common Stock

Tax liability

Transaction value: $219,111
Shares: -4,040
Change %: -5.9%
Price: $54.24
Shares after: 64,270
Date: 17 Feb 2026
Ownership: Direct

MBWM holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 23,115
Date: 15 Feb 2026
Ownership: In 401(k) plan

MBWM holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 2,153
Date: 15 Feb 2026
Ownership: In IRA

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

This award of fully-vested shares is being made for exceeding certain performance metrics pursuant to the Issuer's December 15, 2022 performance-based restricted stock award agreement.