{
 "as_of": "2026-11-08",
 "cmr": "us-cm-kg/NYSE/MDU",
 "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# MDU RESOURCES GROUP INC (NYSE: MDU) — research page\n\nAs of 2026-11-08 · us-cm-kg · record version 1\n\n## Identity and listing\n\nThe issuer is MDU RESOURCES GROUP INC, listed on NYSE under ticker MDU, with ISIN US5526901096 and LEI 0T6SBMK3JTBI1JR36794. Its security type is Corporate and its sector is 4924 Natural Gas Distribution. Its segment and jurisdiction are not on the record. Its listing status is listed, not halted.\n\n## The disclosure read\n\nThe record holds 57 filings across 30 filing days in the twelve months from 2025-11-08 to 2026-11-08. The median gap between filing days is 7 days. The latest filing is dated 2026-11-06, is a results filing, and falls 2 days before the record date of 2026-11-08. The NYSE median cadence gap is 6.0 days, the NYSE median filing count is 64.0, and the NYSE median latency is 4.0 days, across 3256 issuers. The sector median cadence gap is 6.0 days, the sector median filing count is 69, and the sector median latency is 4 days, across 17 issuers.\n\n## Auditor\n\nThe auditor and its location are not on the record, because the latest annual report cover carries no auditor name tag. 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, and the segment move is not on the record. The halt flag reads listed, not halted.\n\n## Orderability\n\nThe outcome is not determinable under rule version acm-68000/us/reasonable-basis-suitability-finra-rule-2111/r1, because the chapter as of 2026-11-04 carries no client categories for this section.\n\n## Coverage\n\nNo research houses were 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 record holds sealed annual years 2021, 2022, 2023, 2024, 2025 and 2026 for this issuer. 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://www.sec.gov/data-research/sec-markets-data/fails-deliver-data (identity.isin)\n- https://mapping.gleif.org/api/v2/isin-lei/latest/download (identity.lei)\n- https://data.sec.gov/submissions/CIK0000067716.json (identity.name)\n- https://mcp.us-cm-kg.ai/events/NYSE/MDU (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/MDU (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/MDU",
  "coverage": {
   "count": 0,
   "houses": [],
   "pages_checked": [
    {
     "page": "https://investor.mdu.com/stock-info/analyst-coverage/default.aspx",
     "result": "read: 0 of 0 named houses found on the page"
    }
   ],
   "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": {
     "issuers": 17,
     "median_cadence_gap_days": 6,
     "median_filings": 69,
     "median_latency_days": 4,
     "name": "4924 Natural Gas Distribution"
    }
   },
   "by_type": {
    "agm_egm": 2,
    "corporate_news": 5,
    "director_change": 1,
    "directors_dealings": 25,
    "prospectus": 2,
    "regulatory_filing": 13,
    "results": 9
   },
   "cadence_median_gap_days": 7,
   "filing_days": 30,
   "filings": 57,
   "latency_days": 2,
   "latest": [
    {
     "category": "10-Q",
     "date": "2026-11-06",
     "source": "https://www.sec.gov/Archives/edgar/data/67716/000006771626000086/mdu-20260930.htm",
     "title": "10-Q — 10-Q",
     "type": "results"
    },
    {
     "category": "8-K",
     "date": "2026-11-05",
     "source": "https://www.sec.gov/Archives/edgar/data/67716/000006771626000082/mdu-20261105.htm",
     "title": "8-K — MDU RESOURCES FORM 8-K EARNINGS RELEASE (items 2.02,7.01,9.01)",
     "type": "results"
    },
    {
     "category": "SCHEDULE 13G",
     "date": "2026-10-08",
     "source": "https://www.sec.gov/Archives/edgar/data/67716/000035420426001079/xslSCHEDULE_13G_X02/primary_doc.xml",
     "title": "SCHEDULE 13G",
     "type": "regulatory_filing"
    },
    {
     "category": "4",
     "date": "2026-10-01",
     "source": "https://www.sec.gov/Archives/edgar/data/67716/000122520826008065/xslF345X06/doc4.xml",
     "title": "4",
     "type": "directors_dealings"
    },
    {
     "category": "4",
     "date": "2026-10-01",
     "source": "https://www.sec.gov/Archives/edgar/data/67716/000122520826008064/xslF345X06/doc4.xml",
     "title": "4",
     "type": "directors_dealings"
    }
   ],
   "latest_filing_date": "2026-11-06",
   "read": "the node's event lines (list_events_since), as get_filings serves them",
   "source": "https://mcp.us-cm-kg.ai/events/NYSE/MDU",
   "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": "SEC Fails-to-Deliver data (CUSIP for the symbol) · ISIN = US + CUSIP + ISO 6166 check digit",
    "read_date": "2026-10-14",
    "read_date_basis": "last_seen",
    "source": "https://www.sec.gov/data-research/sec-markets-data/fails-deliver-data",
    "state": "sourced",
    "value": "US5526901096"
   },
   "jurisdiction": {
    "market": "US",
    "state": "not_on_record"
   },
   "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 US5526901096)",
    "state": "sourced",
    "value": "0T6SBMK3JTBI1JR36794"
   },
   "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/CIK0000067716.json",
    "state": "sourced",
    "value": "MDU RESOURCES GROUP 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/CIK0000067716.json",
    "state": "sourced",
    "value": "4924 Natural Gas Distribution"
   },
   "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/CIK0000067716.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": "MDU"
   },
   "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": "sha256:1543776166c84ce4a5bb2e6effa25c6319c5b0f9287d3f6df9cf1e52da596046",
  "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/MDU",
   "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": "sha256:1543776166c84ce4a5bb2e6effa25c6319c5b0f9287d3f6df9cf1e52da596046",
 "path": "/us/NYSE/MDU",
 "schema": "research-page v0.1 (USR-02, 2026-11-11)",
 "sections": [
  {
   "id": "identity",
   "text": "The issuer is MDU RESOURCES GROUP INC, listed on NYSE under ticker MDU, with ISIN US5526901096 and LEI 0T6SBMK3JTBI1JR36794. Its security type is Corporate and its sector is 4924 Natural Gas Distribution. Its segment and jurisdiction are not on the record. Its listing status is listed, not halted.",
   "title": "Identity and listing"
  },
  {
   "id": "disclosure",
   "text": "The record holds 57 filings across 30 filing days in the twelve months from 2025-11-08 to 2026-11-08. The median gap between filing days is 7 days. The latest filing is dated 2026-11-06, is a results filing, and falls 2 days before the record date of 2026-11-08. The NYSE median cadence gap is 6.0 days, the NYSE median filing count is 64.0, and the NYSE median latency is 4.0 days, across 3256 issuers. The sector median cadence gap is 6.0 days, the sector median filing count is 69, and the sector median latency is 4 days, across 17 issuers.",
   "title": "The disclosure read"
  },
  {
   "id": "auditor",
   "text": "The auditor and its location are not on the record, because the latest annual report cover carries no auditor name tag. 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, and the segment move is not on the record. The halt flag reads listed, not halted.",
   "title": "Events and halts"
  },
  {
   "id": "orderability",
   "text": "The outcome is not determinable under rule version acm-68000/us/reasonable-basis-suitability-finra-rule-2111/r1, because the chapter as of 2026-11-04 carries no client categories for this section.",
   "title": "Orderability"
  },
  {
   "id": "coverage",
   "text": "No research houses were 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 record holds sealed annual years 2021, 2022, 2023, 2024, 2025 and 2026 for this issuer. 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://www.sec.gov/data-research/sec-markets-data/fails-deliver-data"
  },
  {
   "for": "identity.lei",
   "source": "https://mapping.gleif.org/api/v2/isin-lei/latest/download"
  },
  {
   "for": "identity.name",
   "source": "https://data.sec.gov/submissions/CIK0000067716.json"
  },
  {
   "for": "the disclosure lines",
   "source": "https://mcp.us-cm-kg.ai/events/NYSE/MDU"
  },
  {
   "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/MDU"
  }
 ],
 "title": "MDU RESOURCES GROUP INC (MDU) — research page",
 "writer": {
  "by": "Claude through the platform account, Haiku class; one pass; checked against the numbers",
  "engine": "claude-haiku-5-5"
 }
}