{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-23-010501","form_type":"8-K","ticker":"MBWM","cik":"0001042729","company_name":"MERCANTILE BANK CORP","filed_at":"2023-04-18T23:59:59+00:00","discovered_at":"2026-05-14T18:03:37.737172+00:00","generated_at":"2026-06-17T00:25:27.241478+00:00","sec_items":["2.02","7.01","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"Mercantile Bank Q1 net income $21.0M ($1.31 EPS) vs $11.5M ($0.73) YoY; NIM expands to 4.28%","bullets":["Net interest income rose 56.7% to $48.4M, driven by NIM expansion to 4.28% from 2.57%.","Total revenue $55.3M (+37.8% YoY); noninterest income down to $7.0M from $9.3M.","Total loans grew $48.9M (5.1% annualized); deposits declined $115M (3.1%) but remain stable.","Nonperforming assets remain low at $8.4M (0.2% of total assets); net loan recoveries negligible.","Regular cash dividend increased over 3% to $0.33 per share; total risk-based capital ratio 13.8%."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-23-010501","json":"https://secwatch.observer/filing/0001437749-23-010501.json","markdown":"https://secwatch.observer/filing/0001437749-23-010501.md","text":"https://secwatch.observer/filing/0001437749-23-010501.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1042729/000143774923010501/0001437749-23-010501-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1042729/000143774923010501/mbwm20230417_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-17T00:25:27.241478+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":[{"claim_id":"38a3c456b0111521ef9fc89c1ccc5564c02b68a1","claim":"MERCANTILE BANK CORP reported the first quarter of 2023 results: revenue $55.3 million, net income $21.0 million, EPS $1.31 per diluted share.","evidence_excerpt":"percent from the regular cash dividend paid during the fourth quarter of 2022 Operating Results Total revenue, which consists of net interest income and noninterest income, was $55.3 million during the first quarter of 2023, up $15.2 million, or 37.8 percent, from $40.1 million during the prior-year first quarter. Net interest income during the first quarter of 2023","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1042729/000143774923010501/0001437749-23-010501-index.htm","confidence":0.9,"family_label":"Earnings Releases","details":[{"label":"Period","value":"the first quarter of 2023"},{"label":"Revenue","value":"$55.3 million"},{"label":"Net income","value":"$21.0 million"},{"label":"EPS","value":"$1.31 per diluted share"},{"label":"Result","value":"reported results"}],"fact_type":"earnings_release"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}