{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-26-001485","form_type":"8-K","ticker":"MBWM","cik":"0001042729","company_name":"MERCANTILE BANK CORP","filed_at":"2026-01-20T23:59:59+00:00","discovered_at":"2026-05-14T18:02:34.448454+00:00","generated_at":"2026-05-16T09:28:19.349004+00:00","sec_items":["2.02","7.01","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.8,"calibrated_materiality_score":0.8,"confidence":"high","headline":"Mercantile Bank Q4 2025 EPS $1.40, up 15% YoY; acquires Eastern Michigan Bank with $572M assets","bullets":["Net income Q4 $22.8M ($1.40 EPS) vs $19.6M ($1.22 EPS) a year ago; full year $88.8M ($5.47 EPS) vs $79.6M ($4.93 EPS).","Completed acquisition of Eastern Michigan Financial on Dec 31, adding $572M in assets and $475M in local deposits; loan-to-deposit ratio fell to 91%.","Net interest margin stable at 3.43% in Q4; net interest income rose 5.5% to $51.0M.","Nonperforming assets $7.9M (0.1% of assets); net charge-offs annualized 0.2% in Q4.","Board declared increased Q1 2026 dividend; tangible book value per share rose 11% YoY to $36.78."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-26-001485","json":"https://secwatch.observer/filing/0001437749-26-001485.json","markdown":"https://secwatch.observer/filing/0001437749-26-001485.md","text":"https://secwatch.observer/filing/0001437749-26-001485.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1042729/000143774926001485/0001437749-26-001485-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1042729/000143774926001485/mbwm20251031_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T09:28:19.349004+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"}