{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-26-013236","form_type":"8-K","ticker":"MNSB","cik":"0001693577","company_name":"MainStreet Bancshares, Inc.","filed_at":"2026-04-24T23:59:59+00:00","discovered_at":"2026-05-14T18:02:32.754300+00:00","generated_at":"2026-05-15T04:12:45.816506+00:00","sec_items":["8.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"MainStreet Bancshares announces new $10M stock repurchase program, replacing prior plan","bullets":["Board authorized repurchase of up to $10M of common stock, replacing prior program from October 2025.","Repurchases will be made at management's discretion on open market or in private transactions.","Program may be suspended, modified, or discontinued at any time; no assurance any shares will be bought.","Timing and price depend on market conditions, legal requirements, and other factors."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-26-013236","json":"https://secwatch.observer/filing/0001437749-26-013236.json","markdown":"https://secwatch.observer/filing/0001437749-26-013236.md","text":"https://secwatch.observer/filing/0001437749-26-013236.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1693577/000143774926013236/0001437749-26-013236-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1693577/000143774926013236/main20260423_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T04:12:45.816506+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"}