Mercantile Bank (MBWM) - 2025 Q2 - Quarterly Results

Exhibit 99.1 Net interest income expansion, substantial noninterest income growth, and ongoing strength in asset quality metrics and capital levels highlight the quarter GRAND RAPIDS, Mich., July 22, 2025 – Mercantile Bank Corporation (NASDAQ: MBWM) ("Mercantile") reported net income of $22.6 million, or $1.39 per diluted share, for the second quarter of 2025, compared with net income of $18.8 million, or $1.17 per diluted share, for the second quarter of 2024. Net income during the first six months of 2025 ...