{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-26-004801","form_type":"8-K","ticker":"MNSB","cik":"0001693577","company_name":"MainStreet Bancshares, Inc.","filed_at":"2026-02-20T23:59:59+00:00","discovered_at":"2026-05-14T18:02:35.915311+00:00","generated_at":"2026-05-16T01:28:34.119620+00:00","sec_items":["8.01"],"event_type":"dividend","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"high","headline":"MainStreet Bancshares declares $0.47 quarterly dividend on Series A Preferred Stock","bullets":["Dividend of $0.47 per Depositary Share ($18.75 per share of Series A Preferred Stock).","Payable on March 30, 2026 to holders of record as of March 13, 2026.","Series A Preferred has $28.75M aggregate liquidation preference ($1,000 per share).","Dividend is at the stated 7.50% fixed rate; no change from prior quarters."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-26-004801","json":"https://secwatch.observer/filing/0001437749-26-004801.json","markdown":"https://secwatch.observer/filing/0001437749-26-004801.md","text":"https://secwatch.observer/filing/0001437749-26-004801.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1693577/000143774926004801/0001437749-26-004801-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1693577/000143774926004801/main20260219_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T01:28:34.119620+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"}