{
 "as_of": "2026-11-08",
 "cmr": "us-cm-kg/NASDAQ/MNSB",
 "fence": "The page is the record's research on the issuer — no analyst, no rating, no view.",
 "markdown": "The page is the record's research on the issuer — no analyst, no rating, no view.\n\n# MainStreet Bancshares, Inc. (NASDAQ: MNSB) — research page\n\nAs of 2026-11-08 · us-cm-kg · record version 1\n\n## Identity and listing\n\nThe issuer is MainStreet Bancshares, Inc., listed on NASDAQ under ticker MNSB, with ISIN US56064Y1001 and LEI 549300FHZZP7SP56TS88. The security type is Corporate. The segment is not on the record. The sector is 6022 State Commercial Banks, and the jurisdiction is United States, Virginia. The issuer is listed and not halted.\n\n## The disclosure read\n\nThe record holds 84 filings in the window from 2025-11-08 to 2026-11-08, across 56 filing days. The median gap between filing days is 5 days. The latest filing is dated 2026-10-27, is of type corporate_news, and is 12 days before the record date of 2026-11-08. The NASDAQ median gap is 6.0 days, with a median of 52 filings and a median latency of 5.0 days. The sector median gap is 5.0 days, with a median of 87.5 filings and a median latency of 3.0 days. Filings by type are: directors_dealings 33, regulatory_filing 19, corporate_news 16, results 8, director_change 4, agm_egm 2, and prospectus 2.\n\n## Auditor\n\nThe auditor of record is Yount, Hyde & Barbour, P.C., located in Winchester, Virginia, USA. The record holds no auditor changes.\n\n## Events and halts\n\nThe record holds no listing, delisting, or name change lines. The domicile change is not on the record, as EDGAR states no dated change of state of incorporation on a filing line. The segment move is not on the record, as the exchanges' tier transfers are not EDGAR filings. The halt flag is listed, not halted.\n\n## Orderability\n\nThe outcome is not determinable. The chapter's orderability section carries no client categories, so the outcome cannot name its client category. The rule version is acm-68000/us/reasonable-basis-suitability-finra-rule-2111/r1, and the chapter is as of 2026-11-04.\n\n## Coverage\n\nNo research houses were found on the issuer's investor-relations page.\n\n## Open research\n\nNo openly published research notes were found on the record.\n\n## Licensed\n\nLicensed research: none loaded. A licensed row is served only to an agent whose firm holds that licence (licensor, entitlement). No licensed row is loaded.\n\n## As-of depth\n\nThe record holds sealed years 2021, 2022, 2023, 2024, 2025 and 2026 for this issuer. The market's earliest sealed date is 2021-01-04. The live record began on 2026-09-12.\n\n## Sources\n\n9 source pages are named on this page; every value above carries its own source page and read date in the numbers.\n\n- https://www.sec.gov/files/company_tickers_exchange.json (identity.exchange)\n- https://www.sec.gov/data-research/sec-markets-data/fails-deliver-data (identity.isin)\n- https://data.sec.gov/submissions/CIK0001693577.json (identity.jurisdiction)\n- https://mapping.gleif.org/api/v2/isin-lei/latest/download (identity.lei)\n- https://mcp.us-cm-kg.ai/events/NASDAQ/MNSB (the disclosure lines)\n- https://www.nasdaqtrader.com/rss.aspx?feed=tradehalts (the halt flag)\n- https://www.sec.gov/Archives/edgar/data/1693577/000143774926008073/main20251231_10k.htm (the auditor)\n- https://mcp.us-cm-kg.ai/book/aio.json (the orderability chapter)\n- https://mcp.us-cm-kg.ai/record/NASDAQ/MNSB (the record)\n",
 "market": "US",
 "node": "us-cm-kg",
 "numbers": {
  "as_of_depth": {
   "issuer_years_sealed": [
    "2021",
    "2022",
    "2023",
    "2024",
    "2025",
    "2026"
   ],
   "live_record_began": "2026-09-12",
   "node_history_from": "2021-01-04",
   "node_years_sealed": [
    "2021",
    "2022",
    "2023",
    "2024",
    "2025",
    "2026"
   ],
   "record_version": 1,
   "sealed": true
  },
  "auditor": {
   "auditor": {
    "read_by": "EDGAR 10-K cover page iXBRL tag (dei:AuditorName, dei:AuditorLocation, dei:AuditorFirmId, dei:DocumentPeriodEndDate)",
    "read_date": "2026-11-08",
    "read_date_basis": "the record version as_of",
    "source": "https://www.sec.gov/Archives/edgar/data/1693577/000143774926008073/main20251231_10k.htm",
    "state": "sourced",
    "value": "Yount, Hyde & Barbour, P.C."
   },
   "auditor_firm_id": {
    "read_by": "EDGAR 10-K cover page iXBRL tag (dei:AuditorName, dei:AuditorLocation, dei:AuditorFirmId, dei:DocumentPeriodEndDate)",
    "read_date": "2026-11-08",
    "read_date_basis": "the record version as_of",
    "source": "https://www.sec.gov/Archives/edgar/data/1693577/000143774926008073/main20251231_10k.htm",
    "state": "sourced",
    "value": "613"
   },
   "auditor_location": {
    "read_by": "EDGAR 10-K cover page iXBRL tag (dei:AuditorName, dei:AuditorLocation, dei:AuditorFirmId, dei:DocumentPeriodEndDate)",
    "read_date": "2026-11-08",
    "read_date_basis": "the record version as_of",
    "source": "https://www.sec.gov/Archives/edgar/data/1693577/000143774926008073/main20251231_10k.htm",
    "state": "sourced",
    "value": "Winchester, Virginia, USA"
   },
   "changes": []
  },
  "cmr": "us-cm-kg/NASDAQ/MNSB",
  "coverage": {
   "count": 0,
   "houses": [],
   "pages_checked": [],
   "read_by": "Perplexity sonar (search) · page read by this rail",
   "read_date": "2026-11-11",
   "since": null,
   "state": "none_found"
  },
  "disclosure": {
   "against": {
    "exchange": {
     "issuers": 4359,
     "median_cadence_gap_days": 6,
     "median_filings": 52,
     "median_latency_days": 5,
     "name": "NASDAQ"
    },
    "sector": {
     "issuers": 214,
     "median_cadence_gap_days": 5,
     "median_filings": 87.5,
     "median_latency_days": 3,
     "name": "6022 State Commercial Banks"
    }
   },
   "by_type": {
    "agm_egm": 2,
    "corporate_news": 16,
    "director_change": 4,
    "directors_dealings": 33,
    "prospectus": 2,
    "regulatory_filing": 19,
    "results": 8
   },
   "cadence_median_gap_days": 5,
   "filing_days": 56,
   "filings": 84,
   "latency_days": 12,
   "latest": [
    {
     "category": "8-K",
     "date": "2026-10-27",
     "source": "https://www.sec.gov/Archives/edgar/data/1693577/000143774926033574/main20261027_8k.htm",
     "title": "8-K — FORM 8-K (items 8.01)",
     "type": "corporate_news"
    },
    {
     "category": "8-K",
     "date": "2026-10-26",
     "source": "https://www.sec.gov/Archives/edgar/data/1693577/000143774926033461/main20260720_8k.htm",
     "title": "8-K — FORM 8-K (items 2.02,7.01,9.01)",
     "type": "results"
    },
    {
     "category": "8-K",
     "date": "2026-10-20",
     "source": "https://www.sec.gov/Archives/edgar/data/1693577/000143774926032979/main20260723_8k.htm",
     "title": "8-K — FORM 8-K (items 7.01)",
     "type": "corporate_news"
    },
    {
     "category": "4",
     "date": "2026-10-02",
     "source": "https://www.sec.gov/Archives/edgar/data/1693577/000143774926031797/xslF345X06/rdgdoc.xml",
     "title": "4 — WENDY ADELER HALL Q3 2026",
     "type": "directors_dealings"
    },
    {
     "category": "4",
     "date": "2026-10-02",
     "source": "https://www.sec.gov/Archives/edgar/data/1693577/000143774926031795/xslF345X06/rdgdoc.xml",
     "title": "4 — MORGAN HIGGENS Q3 2026",
     "type": "directors_dealings"
    }
   ],
   "latest_filing_date": "2026-10-27",
   "read": "the node's event lines (list_events_since), as get_filings serves them",
   "source": "https://mcp.us-cm-kg.ai/events/NASDAQ/MNSB",
   "window": {
    "from": "2025-11-08",
    "to": "2026-11-08"
   }
  },
  "identity": {
   "exchange": {
    "read_by": "EDGAR company_tickers_exchange.json (SEC list of exchange-listed filers)",
    "read_date": "2026-11-08",
    "read_date_basis": "the record version as_of",
    "source": "https://www.sec.gov/files/company_tickers_exchange.json",
    "state": "sourced",
    "value": "NASDAQ"
   },
   "isin": {
    "read_by": "SEC Fails-to-Deliver data (CUSIP for the symbol) · ISIN = US + CUSIP + ISO 6166 check digit",
    "read_date": "2026-09-18",
    "read_date_basis": "last_seen",
    "source": "https://www.sec.gov/data-research/sec-markets-data/fails-deliver-data",
    "state": "sourced",
    "value": "US56064Y1001"
   },
   "jurisdiction": {
    "read_by": "EDGAR submissions API (issuer header as filed) (stateOfIncorporation)",
    "read_date": "2026-11-08",
    "read_date_basis": "the record version as_of",
    "source": "https://data.sec.gov/submissions/CIK0001693577.json",
    "state": "sourced",
    "value": "United States — Virginia"
   },
   "lei": {
    "read_by": "GLEIF ISIN-to-LEI mapping file (daily), LEI by exact ISIN",
    "read_date": "2026-11-08",
    "read_date_basis": "the field",
    "source": "https://mapping.gleif.org/api/v2/isin-lei/latest/download (ISIN US56064Y1001)",
    "state": "sourced",
    "value": "549300FHZZP7SP56TS88"
   },
   "name": {
    "read_by": "EDGAR submissions API (issuer header as filed)",
    "read_date": "2026-11-08",
    "read_date_basis": "the record version as_of",
    "source": "https://data.sec.gov/submissions/CIK0001693577.json",
    "state": "sourced",
    "value": "MainStreet Bancshares, Inc."
   },
   "sector": {
    "read_by": "EDGAR submissions API (issuer header as filed) (SIC code as assigned by the SEC)",
    "read_date": "2026-11-08",
    "read_date_basis": "the record version as_of",
    "source": "https://data.sec.gov/submissions/CIK0001693577.json",
    "state": "sourced",
    "value": "6022 State Commercial Banks"
   },
   "security_type": {
    "read_by": "EDGAR submissions API (issuer header as filed)",
    "read_date": "2026-11-08",
    "read_date_basis": "the record version as_of",
    "source": "https://data.sec.gov/submissions/CIK0001693577.json",
    "state": "sourced",
    "value": "Corporate"
   },
   "segment": {
    "market": "US",
    "state": "not_on_record"
   },
   "ticker": {
    "read_by": "EDGAR company_tickers_exchange.json (SEC list of exchange-listed filers)",
    "read_date": "2026-11-08",
    "read_date_basis": "the record version as_of",
    "source": "https://www.sec.gov/files/company_tickers_exchange.json",
    "state": "sourced",
    "value": "MNSB"
   },
   "website": {
    "market": "US",
    "state": "not_on_record"
   }
  },
  "licensed": {
   "columns": [
    "licensor",
    "entitlement",
    "title",
    "date",
    "source"
   ],
   "rows": [],
   "rule": "A licensed row is served only to an agent whose firm holds that licence (licensor, entitlement). No licensed row is loaded."
  },
  "lifecycle": {
   "delisting": [],
   "domicile_change": {
    "market": "US",
    "reason": "EDGAR states no dated change of state of incorporation on a filing line",
    "state": "not_on_record"
   },
   "listing": [],
   "name_change": [],
   "segment_move": {
    "market": "US",
    "reason": "the exchanges' tier transfers are not EDGAR filings",
    "state": "not_on_record"
   }
  },
  "market": "US",
  "node": "us-cm-kg",
  "numbers_hash": "sha256:57941c4e61985f1b9edb6698137f8217f8ae8766e9bb7c51e0499e23370ef1ed",
  "open_research": {
   "read_date": "2026-11-11",
   "rows": [],
   "state": "none_found"
  },
  "orderability": {
   "chapter_as_of": "2026-11-04",
   "client_categories": [],
   "determinable": false,
   "read": {
    "chapter": "https://mcp.us-cm-kg.ai/book/aio.json",
    "door": "https://mcp.us-cm-kg.ai/mcp",
    "tool": "get_orderability"
   },
   "reason": "the chapter's orderability section carries no client_categories: the outcome cannot name its client category",
   "rule_version": "acm-68000/us/reasonable-basis-suitability-finra-rule-2111/r1",
   "section": "us.aio.v8"
  },
  "record": {
   "as_of": "2026-11-08",
   "url": "https://mcp.us-cm-kg.ai/record/NASDAQ/MNSB",
   "version": 1
  },
  "schema": "research-numbers v0.1 (USR-01, 2026-11-11)",
  "status": {
   "read_date": "2026-11-08",
   "source": "https://www.nasdaqtrader.com/rss.aspx?feed=tradehalts",
   "value": "listed, not halted"
  }
 },
 "numbers_hash": "sha256:57941c4e61985f1b9edb6698137f8217f8ae8766e9bb7c51e0499e23370ef1ed",
 "path": "/us/NASDAQ/MNSB",
 "schema": "research-page v0.1 (USR-02, 2026-11-11)",
 "sections": [
  {
   "id": "identity",
   "text": "The issuer is MainStreet Bancshares, Inc., listed on NASDAQ under ticker MNSB, with ISIN US56064Y1001 and LEI 549300FHZZP7SP56TS88. The security type is Corporate. The segment is not on the record. The sector is 6022 State Commercial Banks, and the jurisdiction is United States, Virginia. The issuer is listed and not halted.",
   "title": "Identity and listing"
  },
  {
   "id": "disclosure",
   "text": "The record holds 84 filings in the window from 2025-11-08 to 2026-11-08, across 56 filing days. The median gap between filing days is 5 days. The latest filing is dated 2026-10-27, is of type corporate_news, and is 12 days before the record date of 2026-11-08. The NASDAQ median gap is 6.0 days, with a median of 52 filings and a median latency of 5.0 days. The sector median gap is 5.0 days, with a median of 87.5 filings and a median latency of 3.0 days. Filings by type are: directors_dealings 33, regulatory_filing 19, corporate_news 16, results 8, director_change 4, agm_egm 2, and prospectus 2.",
   "title": "The disclosure read"
  },
  {
   "id": "auditor",
   "text": "The auditor of record is Yount, Hyde & Barbour, P.C., located in Winchester, Virginia, USA. The record holds no auditor changes.",
   "title": "Auditor"
  },
  {
   "id": "events",
   "text": "The record holds no listing, delisting, or name change lines. The domicile change is not on the record, as EDGAR states no dated change of state of incorporation on a filing line. The segment move is not on the record, as the exchanges' tier transfers are not EDGAR filings. The halt flag is listed, not halted.",
   "title": "Events and halts"
  },
  {
   "id": "orderability",
   "text": "The outcome is not determinable. The chapter's orderability section carries no client categories, so the outcome cannot name its client category. The rule version is acm-68000/us/reasonable-basis-suitability-finra-rule-2111/r1, and the chapter is as of 2026-11-04.",
   "title": "Orderability"
  },
  {
   "id": "coverage",
   "text": "No research houses were found on the issuer's investor-relations page.",
   "title": "Coverage"
  },
  {
   "id": "open_research",
   "text": "No openly published research notes were found on the record.",
   "title": "Open research"
  },
  {
   "id": "licensed",
   "text": "Licensed research: none loaded. A licensed row is served only to an agent whose firm holds that licence (licensor, entitlement). No licensed row is loaded.",
   "title": "Licensed"
  },
  {
   "id": "depth",
   "text": "The record holds sealed years 2021, 2022, 2023, 2024, 2025 and 2026 for this issuer. The market's earliest sealed date is 2021-01-04. The live record began on 2026-09-12.",
   "title": "As-of depth"
  },
  {
   "id": "sources",
   "text": "9 source pages are named on this page; every value above carries its own source page and read date in the numbers.",
   "title": "Sources"
  }
 ],
 "sources": [
  {
   "for": "identity.exchange",
   "source": "https://www.sec.gov/files/company_tickers_exchange.json"
  },
  {
   "for": "identity.isin",
   "source": "https://www.sec.gov/data-research/sec-markets-data/fails-deliver-data"
  },
  {
   "for": "identity.jurisdiction",
   "source": "https://data.sec.gov/submissions/CIK0001693577.json"
  },
  {
   "for": "identity.lei",
   "source": "https://mapping.gleif.org/api/v2/isin-lei/latest/download"
  },
  {
   "for": "the disclosure lines",
   "source": "https://mcp.us-cm-kg.ai/events/NASDAQ/MNSB"
  },
  {
   "for": "the halt flag",
   "source": "https://www.nasdaqtrader.com/rss.aspx?feed=tradehalts"
  },
  {
   "for": "the auditor",
   "source": "https://www.sec.gov/Archives/edgar/data/1693577/000143774926008073/main20251231_10k.htm"
  },
  {
   "for": "the orderability chapter",
   "source": "https://mcp.us-cm-kg.ai/book/aio.json"
  },
  {
   "for": "the record",
   "source": "https://mcp.us-cm-kg.ai/record/NASDAQ/MNSB"
  }
 ],
 "title": "MainStreet Bancshares, Inc. (MNSB) — research page",
 "writer": {
  "by": "Claude through the platform account, Haiku class; one pass; checked against the numbers",
  "engine": "claude-haiku-5-5"
 }
}