{
 "as_of": "2026-11-08",
 "cmr": "us-cm-kg/NYSE/MHF",
 "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# WESTERN ASSET MUNICIPAL HIGH INCOME FUND INC. (NYSE: MHF) — research page\n\nAs of 2026-11-08 · us-cm-kg · record version 1\n\n## Identity and listing\n\nWESTERN ASSET MUNICIPAL HIGH INCOME FUND INC. is listed on the NYSE under ticker MHF, ISIN US95766N1037, LEI 549300V8S0EC6SV7H926. Its security type is Non-operating entity type (other), its segment and sector are not on the record, and its jurisdiction is United States, Maryland. Its listing status is listed, not halted.\n\n## The disclosure read\n\nThe record holds 14 filings across 13 filing days in the window 2025-11-08 to 2026-11-08, of which 1 is an AGM/EGM, 3 are directors' dealings and 10 are regulatory filings. The median gap between filing days is 15.0 days. The latest filing is a regulatory filing dated 2026-09-23, 46 days before the record date of 2026-11-08. The NYSE median cadence gap is 6.0 days across 3256 issuers, the NYSE median filings count is 64.0, and the NYSE median latency is 4.0 days. The sector median for the US market is not on the record.\n\n## Auditor\n\nThe auditor is not on the record, because the latest annual report cover carries no dei:AuditorName tag, and its location is not on the record. The record holds no auditor changes.\n\n## Events and halts\n\nThe record holds no listing, delisting or name change lines, and the domicile change and segment move are not on the record. The halt flag reads listed, not halted.\n\n## Orderability\n\nThe outcome is not determinable, because 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\nNone of the research houses was found on the issuer's investor-relations page, and the count is 0.\n\n## Open research\n\nNo openly published research notes were found, and the count is 0.\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 issuer's sealed years are 2021, 2022, 2023, 2024, 2025 and 2026. The market's earliest sealed date is 2021-01-04, and the live record began on 2026-09-12.\n\n## Sources\n\n8 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://mapping.gleif.org/api/v2/isin-lei/latest (identity.isin)\n- https://data.sec.gov/submissions/CIK0000830487.json (identity.jurisdiction)\n- https://mapping.gleif.org/api/v2/isin-lei/latest/download (identity.lei)\n- https://mcp.us-cm-kg.ai/events/NYSE/MHF (the disclosure lines)\n- https://www.nasdaqtrader.com/rss.aspx?feed=tradehalts (the halt flag)\n- https://mcp.us-cm-kg.ai/book/aio.json (the orderability chapter)\n- https://mcp.us-cm-kg.ai/record/NYSE/MHF (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": {
    "market": "US",
    "reason": "no dei:AuditorName tag on the latest annual report cover (foreign private issuers and older filings carry none)",
    "state": "not_on_record"
   },
   "auditor_firm_id": {
    "market": "US",
    "state": "not_on_record"
   },
   "auditor_location": {
    "market": "US",
    "state": "not_on_record"
   },
   "changes": []
  },
  "cmr": "us-cm-kg/NYSE/MHF",
  "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": 3256,
     "median_cadence_gap_days": 6,
     "median_filings": 64,
     "median_latency_days": 4,
     "name": "NYSE"
    },
    "sector": {
     "market": "US",
     "state": "not_on_record"
    }
   },
   "by_type": {
    "agm_egm": 1,
    "directors_dealings": 3,
    "regulatory_filing": 10
   },
   "cadence_median_gap_days": 15,
   "filing_days": 13,
   "filings": 14,
   "latency_days": 46,
   "latest": [
    {
     "category": "NPORT-P",
     "date": "2026-09-23",
     "source": "https://www.sec.gov/Archives/edgar/data/830487/000094040026038105/xslFormNPORT-P_X01/primary_doc.xml",
     "title": "NPORT-P",
     "type": "regulatory_filing"
    },
    {
     "category": "3",
     "date": "2026-09-11",
     "source": "https://www.sec.gov/Archives/edgar/data/830487/000215329726000034/xslF345X06/wk-form3_1789147128.xml",
     "title": "3 — FORM 3",
     "type": "directors_dealings"
    },
    {
     "category": "3",
     "date": "2026-09-10",
     "source": "https://www.sec.gov/Archives/edgar/data/830487/000215366526000025/xslF345X06/wk-form3_1789057208.xml",
     "title": "3 — FORM 3",
     "type": "directors_dealings"
    },
    {
     "category": "N-PX",
     "date": "2026-08-14",
     "source": "https://www.sec.gov/Archives/edgar/data/830487/000119312526351341/xslN-PX_X01/primary_doc.xml",
     "title": "N-PX",
     "type": "regulatory_filing"
    },
    {
     "category": "N-CSRS",
     "date": "2026-06-25",
     "source": "https://www.sec.gov/Archives/edgar/data/830487/000113322826009541/wamhif-efp25160_ncsrs.htm",
     "title": "N-CSRS — WESTERN ASSET MUNICIPAL HIGH-INCOME FUND INC - N-CSRS",
     "type": "regulatory_filing"
    }
   ],
   "latest_filing_date": "2026-09-23",
   "read": "the node's event lines (list_events_since), as get_filings serves them",
   "source": "https://mcp.us-cm-kg.ai/events/NYSE/MHF",
   "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": "NYSE"
   },
   "isin": {
    "read_by": "GLEIF ISIN-to-LEI mapping file (ISINs mapped to the LEI)",
    "read_date": "2026-11-08",
    "read_date_basis": "the record version as_of",
    "source": "https://mapping.gleif.org/api/v2/isin-lei/latest",
    "state": "sourced",
    "value": "US95766N1037"
   },
   "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/CIK0000830487.json",
    "state": "sourced",
    "value": "United States — Maryland"
   },
   "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 US95766N1037)",
    "state": "sourced",
    "value": "549300V8S0EC6SV7H926"
   },
   "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/CIK0000830487.json",
    "state": "sourced",
    "value": "WESTERN ASSET MUNICIPAL HIGH INCOME FUND INC."
   },
   "sector": {
    "market": "US",
    "state": "not_on_record"
   },
   "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/CIK0000830487.json",
    "state": "sourced",
    "value": "Non-operating entity type (other)"
   },
   "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": "MHF"
   },
   "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": "sha256:3b00b3a5c20619e5df2e5c8fde2399ec05e4b4f9525fccaf43542078f2f616cb",
  "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/NYSE/MHF",
   "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": "sha256:3b00b3a5c20619e5df2e5c8fde2399ec05e4b4f9525fccaf43542078f2f616cb",
 "path": "/us/NYSE/MHF",
 "schema": "research-page v0.1 (USR-02, 2026-11-11)",
 "sections": [
  {
   "id": "identity",
   "text": "WESTERN ASSET MUNICIPAL HIGH INCOME FUND INC. is listed on the NYSE under ticker MHF, ISIN US95766N1037, LEI 549300V8S0EC6SV7H926. Its security type is Non-operating entity type (other), its segment and sector are not on the record, and its jurisdiction is United States, Maryland. Its listing status is listed, not halted.",
   "title": "Identity and listing"
  },
  {
   "id": "disclosure",
   "text": "The record holds 14 filings across 13 filing days in the window 2025-11-08 to 2026-11-08, of which 1 is an AGM/EGM, 3 are directors' dealings and 10 are regulatory filings. The median gap between filing days is 15.0 days. The latest filing is a regulatory filing dated 2026-09-23, 46 days before the record date of 2026-11-08. The NYSE median cadence gap is 6.0 days across 3256 issuers, the NYSE median filings count is 64.0, and the NYSE median latency is 4.0 days. The sector median for the US market is not on the record.",
   "title": "The disclosure read"
  },
  {
   "id": "auditor",
   "text": "The auditor is not on the record, because the latest annual report cover carries no dei:AuditorName tag, and its location is not on the record. The record holds no auditor changes.",
   "title": "Auditor"
  },
  {
   "id": "events",
   "text": "The record holds no listing, delisting or name change lines, and the domicile change and segment move are not on the record. The halt flag reads listed, not halted.",
   "title": "Events and halts"
  },
  {
   "id": "orderability",
   "text": "The outcome is not determinable, because 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": "None of the research houses was found on the issuer's investor-relations page, and the count is 0.",
   "title": "Coverage"
  },
  {
   "id": "open_research",
   "text": "No openly published research notes were found, and the count is 0.",
   "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 issuer's sealed years are 2021, 2022, 2023, 2024, 2025 and 2026. The market's earliest sealed date is 2021-01-04, and the live record began on 2026-09-12.",
   "title": "As-of depth"
  },
  {
   "id": "sources",
   "text": "8 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://mapping.gleif.org/api/v2/isin-lei/latest"
  },
  {
   "for": "identity.jurisdiction",
   "source": "https://data.sec.gov/submissions/CIK0000830487.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/NYSE/MHF"
  },
  {
   "for": "the halt flag",
   "source": "https://www.nasdaqtrader.com/rss.aspx?feed=tradehalts"
  },
  {
   "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/NYSE/MHF"
  }
 ],
 "title": "WESTERN ASSET MUNICIPAL HIGH INCOME FUND INC. (MHF) — research page",
 "writer": {
  "by": "Claude through the platform account, Haiku class; one pass; checked against the numbers",
  "engine": "claude-haiku-5-5"
 }
}