{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-22-000972","form_type":"8-K","ticker":"MBWM","cik":"0001042729","company_name":"MERCANTILE BANK CORP","filed_at":"2022-01-14T23:59:59+00:00","discovered_at":"2026-05-14T18:04:05.232111+00:00","generated_at":"2026-06-27T17:49:44.502398+00:00","sec_items":["1.01","2.03","7.01","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Mercantile Bank issues additional $15M of 3.25% subordinated notes due 2032","bullets":["Raised $15M additional subordinated notes, increasing total issuance to $90M from $75M.","Notes bear fixed 3.25% for first 5 years, then float at SOFR +212 bps; mature 2032.","Net proceeds for general corporate purposes, including supporting organic loan growth.","Raymond James & Associates acted as sole placement agent for the offering."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-22-000972","json":"https://secwatch.observer/filing/0001437749-22-000972.json","markdown":"https://secwatch.observer/filing/0001437749-22-000972.md","text":"https://secwatch.observer/filing/0001437749-22-000972.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1042729/000143774922000972/0001437749-22-000972-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1042729/000143774922000972/mbwm20220114b_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-27T17:49:44.502398+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"}