Mercantile Bank Corp SEC filings MBWM

Mercantile Bank Corp has 1,000 filings in SEC EDGAR's recent list, going back to Nov 8, 2004. Its latest annual report, Form ARS, was filed on Apr 2, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 30, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 20, 2026 (results of operations, regulation fd disclosure). The company's fiscal year ends on December 31.

Mercantile Bank Corp SEC filings
Form Description Filed Period
4 Insider transaction Oct 26, 2026 Oct 22, 2026
4 Insider transaction May 27, 2026 May 22, 2026
4 Insider transaction May 27, 2026 May 22, 2026
4 Insider transaction May 27, 2026 May 22, 2026
4 Insider transaction May 27, 2026 May 22, 2026
4 Insider transaction May 27, 2026 May 22, 2026
4 Insider transaction May 27, 2026 May 22, 2026
4 Insider transaction May 27, 2026 May 22, 2026
4 Insider transaction May 27, 2026 May 22, 2026
4 Insider transaction May 27, 2026 May 22, 2026
4 Insider transaction May 27, 2026 May 22, 2026
4 Insider transaction May 27, 2026 May 22, 2026
SCHEDULE 13G Ownership over 5% (passive) May 15, 2026 —
SCHEDULE 13G/A Amended ownership over 5% (passive) Mar 27, 2026 —
4 Insider transaction Feb 18, 2026 Feb 15, 2026
4 Insider transaction Feb 18, 2026 Feb 15, 2026
4 Insider transaction Feb 9, 2026 Feb 5, 2026
4 Insider transaction Feb 9, 2026 Dec 19, 2025
4 Insider transaction Feb 9, 2026 Feb 5, 2026
4 Insider transaction Feb 9, 2026 Dec 19, 2025
4 Insider transaction Feb 9, 2026 Dec 19, 2025
4 Insider transaction Feb 9, 2026 Dec 12, 2025
SCHEDULE 13G/A Amended ownership over 5% (passive) Jan 21, 2026 —
4 Insider transaction Jan 7, 2026 Jan 6, 2026
4 Insider transaction Jan 5, 2026 Dec 31, 2025
3 Initial insider ownership Jan 5, 2026 Dec 31, 2025
4 Insider transaction Nov 17, 2025 Nov 13, 2025
4 Insider transaction Nov 4, 2025 Oct 31, 2025
4 Insider transaction Aug 19, 2025 Aug 18, 2025
4 Insider transaction Jul 30, 2025 Jul 29, 2025
SCHEDULE 13G/A Amended ownership over 5% (passive) Jul 29, 2025 —
4 Insider transaction Jul 21, 2025 Jul 17, 2025
4 Insider transaction Jul 21, 2025 Jul 17, 2025
4 Insider transaction Jul 21, 2025 Jul 17, 2025
4 Insider transaction Jul 21, 2025 Jul 17, 2025
4 Insider transaction Jul 21, 2025 Jul 17, 2025
4 Insider transaction May 27, 2025 May 22, 2025
4 Insider transaction May 27, 2025 May 22, 2025
4 Insider transaction May 27, 2025 May 22, 2025
4 Insider transaction May 27, 2025 May 22, 2025
4 Insider transaction May 27, 2025 May 22, 2025
4 Insider transaction May 27, 2025 May 22, 2025
4 Insider transaction May 27, 2025 May 22, 2025
4 Insider transaction May 27, 2025 May 22, 2025
4 Insider transaction May 27, 2025 May 22, 2025
4 Insider transaction May 27, 2025 May 22, 2025
4 Insider transaction May 6, 2025 May 2, 2025
SCHEDULE 13G/A Amended ownership over 5% (passive) Apr 24, 2025 —
4 Insider transaction Apr 4, 2025 Apr 2, 2025
4 Insider transaction Mar 5, 2025 Mar 3, 2025
4 Insider transaction Feb 28, 2025 Feb 26, 2025
4 Insider transaction Feb 24, 2025 Feb 5, 2025
4 Insider transaction Feb 24, 2025 Feb 20, 2025
4 Insider transaction Feb 21, 2025 Feb 19, 2025
4 Insider transaction Feb 21, 2025 Feb 19, 2025
4 Insider transaction Feb 21, 2025 Feb 19, 2025
4 Insider transaction Feb 20, 2025 Feb 18, 2025
4 Insider transaction Feb 20, 2025 Feb 19, 2025
4 Insider transaction Feb 12, 2025 Feb 11, 2025
4 Insider transaction Feb 10, 2025 Feb 6, 2025
4 Insider transaction Feb 10, 2025 Feb 6, 2025
4 Insider transaction Feb 10, 2025 Feb 6, 2025
4 Insider transaction Feb 10, 2025 Feb 6, 2025
4 Insider transaction Feb 10, 2025 Feb 6, 2025
4 Insider transaction Feb 10, 2025 Feb 6, 2025
4 Insider transaction Feb 10, 2025 Feb 6, 2025
4 Insider transaction Feb 5, 2025 Feb 3, 2025
4 Insider transaction Feb 4, 2025 Jan 31, 2025
3/A Filing Feb 4, 2025 Jan 1, 2025
4 Insider transaction Feb 4, 2025 Feb 3, 2025
4 Insider transaction Jan 30, 2025 Jan 29, 2025
4 Insider transaction Jan 28, 2025 Jan 24, 2025
3 Initial insider ownership Jan 10, 2025 Jan 1, 2025
3 Initial insider ownership Jan 7, 2025 Jan 1, 2025
4 Insider transaction Jan 6, 2025 Jan 2, 2025
4 Insider transaction Jan 6, 2025 Jan 2, 2025
4 Insider transaction Jan 6, 2025 Jan 2, 2025
4 Insider transaction Jan 6, 2025 Jan 2, 2025
4 Insider transaction Jan 6, 2025 Jan 2, 2025
3 Initial insider ownership Jan 6, 2025 Jan 1, 2025
3 Initial insider ownership Jan 6, 2025 Jan 1, 2025
3 Initial insider ownership Jan 6, 2025 Jan 1, 2025
3 Initial insider ownership Jan 6, 2025 Jan 1, 2025
3 Initial insider ownership Jan 6, 2025 Jan 1, 2025
4 Insider transaction Jan 3, 2025 Jan 2, 2025
4 Insider transaction Dec 19, 2024 Dec 18, 2024
4 Insider transaction Dec 3, 2024 Dec 2, 2024
4 Insider transaction Nov 27, 2024 Nov 25, 2024
4 Insider transaction Nov 15, 2024 Nov 14, 2024
SC 13G/A Amended ownership over 5% (passive) Nov 12, 2024 —
4 Insider transaction Nov 6, 2024 Nov 5, 2024
4 Insider transaction Nov 5, 2024 Nov 4, 2024
SC 13G/A Amended ownership over 5% (passive) Nov 4, 2024 —
4 Insider transaction Oct 3, 2024 Oct 2, 2024
4 Insider transaction Sep 4, 2024 Sep 3, 2024
4 Insider transaction Aug 27, 2024 Aug 26, 2024
SC 13G/A Amended ownership over 5% (passive) Aug 7, 2024 —
4 Insider transaction Aug 5, 2024 Aug 2, 2024
4 Insider transaction Jul 22, 2024 Jul 19, 2024
4 Insider transaction Jul 22, 2024 Jul 19, 2024
4 Insider transaction Jul 3, 2024 Jul 2, 2024
4 Insider transaction Jun 24, 2024 Jun 20, 2024
4 Insider transaction Jun 24, 2024 Jun 20, 2024
4 Insider transaction Jun 24, 2024 Jun 20, 2024
4 Insider transaction Jun 24, 2024 Jun 20, 2024
4 Insider transaction Jun 24, 2024 Jun 20, 2024
4 Insider transaction Jun 24, 2024 Jun 20, 2024
4 Insider transaction Jun 24, 2024 Jun 20, 2024
4 Insider transaction Jun 12, 2024 Jun 10, 2024
4 Insider transaction Jun 10, 2024 Jun 6, 2024
4 Insider transaction May 9, 2024 May 7, 2024
4 Insider transaction Mar 13, 2024 Mar 11, 2024
4 Insider transaction Mar 12, 2024 Mar 11, 2024
3 Initial insider ownership Mar 12, 2024 Mar 8, 2024
4/A Filing Feb 20, 2024 Feb 20, 2024
4 Insider transaction Feb 20, 2024 Feb 16, 2024
4 Insider transaction Feb 20, 2024 Feb 16, 2024
4 Insider transaction Feb 20, 2024 Feb 16, 2024
SC 13G/A Amended ownership over 5% (passive) Feb 9, 2024 —
SC 13G/A Amended ownership over 5% (passive) Jan 24, 2024 —
3 Initial insider ownership Jan 2, 2024 Jan 1, 2024
4 Insider transaction Dec 18, 2023 Dec 14, 2023
4 Insider transaction Dec 18, 2023 Dec 14, 2023
4 Insider transaction Dec 18, 2023 Dec 14, 2023
4 Insider transaction Dec 18, 2023 Dec 14, 2023
4 Insider transaction Dec 18, 2023 Dec 14, 2023
4 Insider transaction Oct 16, 2023 Oct 12, 2023
3 Initial insider ownership Oct 16, 2023 Oct 12, 2023
4 Insider transaction Jul 28, 2023 Jul 26, 2023
4 Insider transaction Jun 15, 2023 Jun 13, 2023
4 Insider transaction Jun 15, 2023 Jun 13, 2023
4 Insider transaction Jun 15, 2023 Jun 13, 2023
4 Insider transaction Jun 15, 2023 Jun 13, 2023
4 Insider transaction Jun 15, 2023 Jun 13, 2023
4 Insider transaction Apr 24, 2023 Apr 21, 2023
4 Insider transaction Feb 21, 2023 Feb 16, 2023
4 Insider transaction Feb 21, 2023 Feb 16, 2023
4 Insider transaction Feb 21, 2023 Feb 16, 2023
4 Insider transaction Feb 21, 2023 Feb 16, 2023
SC 13G/A Amended ownership over 5% (passive) Feb 10, 2023 —
SC 13G Ownership over 5% (passive) Jan 25, 2023 —
4 Insider transaction Jan 20, 2023 Jan 20, 2023
3 Initial insider ownership Jan 9, 2023 Jan 1, 2023
4 Insider transaction Dec 30, 2022 Dec 28, 2022
4 Insider transaction Dec 30, 2022 Dec 28, 2022
4 Insider transaction Dec 30, 2022 Dec 28, 2022
4 Insider transaction Dec 30, 2022 Dec 28, 2022
4 Insider transaction Dec 19, 2022 Dec 15, 2022
4 Insider transaction Dec 19, 2022 Dec 15, 2022
4 Insider transaction Dec 19, 2022 Dec 15, 2022
4 Insider transaction Dec 19, 2022 Dec 15, 2022
4 Insider transaction Aug 22, 2022 Aug 18, 2022
4 Insider transaction May 27, 2022 May 26, 2022
4 Insider transaction May 27, 2022 May 26, 2022
4 Insider transaction May 27, 2022 May 26, 2022
4 Insider transaction May 27, 2022 May 26, 2022
4 Insider transaction May 27, 2022 May 26, 2022
4 Insider transaction May 27, 2022 May 26, 2022
4 Insider transaction Mar 4, 2022 Mar 4, 2022
4 Insider transaction Feb 18, 2022 Feb 16, 2022
4 Insider transaction Feb 18, 2022 Feb 16, 2022
4 Insider transaction Feb 18, 2022 Feb 16, 2022
4 Insider transaction Feb 18, 2022 Feb 16, 2022
4 Insider transaction Feb 18, 2022 Feb 16, 2022
SC 13G/A Amended ownership over 5% (passive) Feb 14, 2022 —
SC 13G/A Amended ownership over 5% (passive) Feb 8, 2022 —
SC 13G/A Amended ownership over 5% (passive) Feb 1, 2022 —
4 Insider transaction Jan 27, 2022 Jan 27, 2022
4 Insider transaction Jan 27, 2022 Jan 25, 2022
4 Insider transaction Jan 27, 2022 Jan 25, 2022
4 Insider transaction Jan 26, 2022 Jan 24, 2022
4 Insider transaction Jan 25, 2022 Jan 21, 2022
4 Insider transaction Jan 3, 2022 Dec 30, 2021
4 Insider transaction Jan 3, 2022 Dec 30, 2021
4 Insider transaction Jan 3, 2022 Dec 30, 2021
4 Insider transaction Jan 3, 2022 Dec 30, 2021
4 Insider transaction Jan 3, 2022 Dec 30, 2021
4 Insider transaction Dec 20, 2021 Dec 16, 2021
4 Insider transaction Dec 20, 2021 Dec 16, 2021
4 Insider transaction Dec 20, 2021 Dec 16, 2021
4 Insider transaction Dec 20, 2021 Dec 16, 2021
4 Insider transaction Nov 9, 2021 Nov 5, 2021
4 Insider transaction Aug 26, 2021 Aug 25, 2021
4 Insider transaction Jun 7, 2021 Jun 3, 2021
4 Insider transaction Jun 3, 2021 Jun 1, 2021
4 Insider transaction Jun 3, 2021 Jun 1, 2021
4 Insider transaction Jun 3, 2021 Jun 1, 2021
4 Insider transaction Jun 3, 2021 Jun 1, 2021
4 Insider transaction Jun 3, 2021 Jun 1, 2021
4 Insider transaction Jun 3, 2021 Jun 1, 2021
4 Insider transaction Mar 15, 2021 Mar 11, 2021
4 Insider transaction Mar 9, 2021 Mar 5, 2021
SC 13G/A Amended ownership over 5% (passive) Feb 16, 2021 —
SC 13G/A Amended ownership over 5% (passive) Feb 12, 2021 —
5 Annual insider ownership Feb 12, 2021 Oct 27, 2020
SC 13G/A Amended ownership over 5% (passive) Feb 11, 2021 —
SC 13G/A Amended ownership over 5% (passive) Jan 29, 2021 —
4 Insider transaction Dec 21, 2020 Dec 17, 2020
4 Insider transaction Dec 21, 2020 Dec 17, 2020
4 Insider transaction Dec 21, 2020 Dec 17, 2020

Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.

Company profile

Industry
State Commercial Banks (SIC 6022)
Listed as
MBWM (Nasdaq)
Fiscal year ends
December 31
Incorporated in
MI
Headquarters
Grand Rapids, MI
SEC filer status
Large accelerated filer
SEC CIK
1042729

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Source: SEC EDGAR filings. This is company-reported data, not investment advice.