{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-26-018323","form_type":"8-K","ticker":"MNSB","cik":"0001693577","company_name":"MainStreet Bancshares, Inc.","filed_at":"2026-05-26T13:30:02+00:00","discovered_at":"2026-05-26T13:31:00.439504+00:00","generated_at":"2026-05-26T13:33:19.632676+00:00","sec_items":["8.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.5,"confidence":"high","headline":"MainStreet Bancshares repurchases 207,000 shares at avg $24.09 since Q2 start","bullets":["Repurchased 207,000 common shares since Q2 2026 start at avg price $24.09 per share.","Tangible book value at March 31, 2025 was $25.63; repurchase price below book value.","Buybacks made under existing program; no obligation to continue; program may be suspended.","Shares repurchased in compliance with Rule 10b-18 and legal requirements."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-26-018323","json":"https://secwatch.observer/filing/0001437749-26-018323.json","markdown":"https://secwatch.observer/filing/0001437749-26-018323.md","text":"https://secwatch.observer/filing/0001437749-26-018323.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1693577/000143774926018323/0001437749-26-018323-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1693577/000143774926018323/main20260521_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-26T13:33:19.632676+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"}