MERCANTILE BANK CORP 8-K

What Happened

• On April 21, 2026, Mercantile Bank Corporation (MBWM) filed a Form 8‑K (Item 2.02 and Item 7.01) to announce and furnish materials related to its quarterly results for the period ended March 31, 2026. The company issued a press release reporting earnings and other financial results (furnished as Exhibit 99.1) and provided a Conference Call & Webcast Presentation that management will use on the Q1 2026 conference call and in other investor presentations (furnished as Exhibit 99.2). The conference call was scheduled for April 21, 2026 at 10:00 a.m. Eastern Time. The presentation is also posted at http://ir.mercbank.com. The furnished exhibits are not deemed “filed” under Section 18 of the Exchange Act per Form 8‑K instructions.

Key Details

• Press release announcing Q1 2026 earnings dated April 21, 2026; covers quarter ended March 31, 2026 (Exhibit 99.1).
• Conference call and webcast scheduled for April 21, 2026 at 10:00 a.m. ET; presentation materials furnished as Exhibit 99.2.
• Presentation may be used, with possible modifications, in future investor/partner/creditor presentations and is available on the company’s investor website.
• The Form 8‑K includes an Inline XBRL cover page (Exhibit 104) for machine-readable data.

Why It Matters

• This filing furnishes the company’s official Q1 2026 earnings announcement and the investor presentation that management will use to discuss results. Retail investors should review the press release and presentation for revenue, net income, EPS, balance sheet and any management commentary or guidance. The materials being furnished (not “filed”) limits certain legal liabilities and means investors should rely on the exhibits themselves for the detailed financial figures and disclosures.