{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-25-003043","form_type":"8-K","ticker":"MBWM","cik":"0001042729","company_name":"MERCANTILE BANK CORP","filed_at":"2025-02-06T23:59:59+00:00","discovered_at":"2026-05-14T18:03:02.778706+00:00","generated_at":"2026-05-27T01:21:07.946179+00:00","sec_items":["5.02","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.45,"calibrated_materiality_score":0.45,"confidence":"high","headline":"Mercantile Bank shifts 2025 executive stock grants: 35% time-based, 65% performance vs peer index","bullets":["35% of 2025 restricted stock grants to executive officers will cliff vest in 3 years with no performance conditions; 65% tied to performance metrics.","Performance goals now measured against a Comparative Index of similarly-sized bank holding companies on TSR, ROAA, and diluted EPS change.","Target award shares calculated as base salary multiplied by percentage (CEO 65%, CFO 45%, others 45%/40%) divided by closing price on grant date.","Awards can range from 0% to 150% of target depending on Company's percentile rank relative to the index."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-25-003043","json":"https://secwatch.observer/filing/0001437749-25-003043.json","markdown":"https://secwatch.observer/filing/0001437749-25-003043.md","text":"https://secwatch.observer/filing/0001437749-25-003043.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1042729/000143774925003043/0001437749-25-003043-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1042729/000143774925003043/mbwm20250206_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-27T01:21:07.946179+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}