{
 "as_of": "2026-11-08",
 "cmr": "us-cm-kg/NASDAQ/STLD",
 "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# STEEL DYNAMICS INC (NASDAQ: STLD) — research page\n\nAs of 2026-11-08 · us-cm-kg · record version 1\n\n## Identity and listing\n\nThe issuer is STEEL DYNAMICS INC, listed on NASDAQ under ticker STLD, with ISIN US8581191009 and LEI 549300HGGKEL4FYTTQ83. Its security type is Corporate and its sector is 3312 Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens). Its jurisdiction is United States, Indiana, and its segment is not on the record. Its listing status is listed, not halted.\n\n## The disclosure read\n\nThe record holds 139 filings in the twelve months to 2026-11-08, across 59 filing days. The median gap between filing days is 4.0 days, and the median latency from the latest filing to the record date is 2 days. The exchange median for NASDAQ is 6.0 days cadence and 5.0 days latency across 4359 issuers, with a median of 52 filings. The sector median for 3312 Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens) is 6 days cadence and 4 days latency across 13 issuers, with a median of 48 filings. The issuer's filings count of 139 is above the exchange median of 52 and the sector median of 48. The latest filing is dated 2026-11-06 and is of type directors_dealings.\n\n## Auditor\n\nThe auditor of record is Ernst & Young LLP, located in Indianapolis, Indiana. 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 reads 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 pages read. The count is 0.\n\n## Open research\n\nNo openly published research notes were found. 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 years sealed are 2021, 2022, 2023, 2024, 2025 and 2026. The market's vintage is sealed, with earliest sealed date 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/CIK0001022671.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/STLD (the disclosure lines)\n- https://www.nasdaqtrader.com/rss.aspx?feed=tradehalts (the halt flag)\n- https://www.sec.gov/Archives/edgar/data/1022671/000110465926021395/stld-20251231x10k.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/STLD (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/1022671/000110465926021395/stld-20251231x10k.htm",
    "state": "sourced",
    "value": "Ernst & Young LLP"
   },
   "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/1022671/000110465926021395/stld-20251231x10k.htm",
    "state": "sourced",
    "value": "42"
   },
   "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/1022671/000110465926021395/stld-20251231x10k.htm",
    "state": "sourced",
    "value": "Indianapolis, Indiana"
   },
   "changes": []
  },
  "cmr": "us-cm-kg/NASDAQ/STLD",
  "coverage": {
   "count": 0,
   "houses": [],
   "pages_checked": [
    {
     "page": "https://ir.steeldynamics.com/resources/",
     "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": 4359,
     "median_cadence_gap_days": 6,
     "median_filings": 52,
     "median_latency_days": 5,
     "name": "NASDAQ"
    },
    "sector": {
     "issuers": 13,
     "median_cadence_gap_days": 6,
     "median_filings": 48,
     "median_latency_days": 4,
     "name": "3312 Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens)"
    }
   },
   "by_type": {
    "agm_egm": 3,
    "corporate_news": 14,
    "director_change": 3,
    "directors_dealings": 91,
    "prospectus": 3,
    "regulatory_filing": 17,
    "results": 8
   },
   "cadence_median_gap_days": 4,
   "filing_days": 59,
   "filings": 139,
   "latency_days": 2,
   "latest": [
    {
     "category": "4",
     "date": "2026-11-06",
     "source": "https://www.sec.gov/Archives/edgar/data/1022671/000102267126000161/xslF345X06/form4.xml",
     "title": "4 — STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES",
     "type": "directors_dealings"
    },
    {
     "category": "SCHEDULE 13G/A",
     "date": "2026-11-05",
     "source": "https://www.sec.gov/Archives/edgar/data/1022671/000031506626002872/xslSCHEDULE_13G_X02/primary_doc.xml",
     "title": "SCHEDULE 13G/A",
     "type": "regulatory_filing"
    },
    {
     "category": "4",
     "date": "2026-11-04",
     "source": "https://www.sec.gov/Archives/edgar/data/1022671/000102267126000159/xslF345X06/form4.xml",
     "title": "4 — STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES",
     "type": "directors_dealings"
    },
    {
     "category": "144",
     "date": "2026-11-03",
     "source": "https://www.sec.gov/Archives/edgar/data/1022671/000195004726010603/xsl144X01/primary_doc.xml",
     "title": "144",
     "type": "regulatory_filing"
    },
    {
     "category": "10-Q",
     "date": "2026-10-23",
     "source": "https://www.sec.gov/Archives/edgar/data/1022671/000110465926118461/stld-20260930x10q.htm",
     "title": "10-Q — 10-Q",
     "type": "results"
    }
   ],
   "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/NASDAQ/STLD",
   "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": "2026-10-06",
    "read_date_basis": "last_seen",
    "source": "https://www.sec.gov/data-research/sec-markets-data/fails-deliver-data",
    "state": "sourced",
    "value": "US8581191009"
   },
   "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/CIK0001022671.json",
    "state": "sourced",
    "value": "United States — Indiana"
   },
   "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 US8581191009)",
    "state": "sourced",
    "value": "549300HGGKEL4FYTTQ83"
   },
   "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/CIK0001022671.json",
    "state": "sourced",
    "value": "STEEL DYNAMICS 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/CIK0001022671.json",
    "state": "sourced",
    "value": "3312 Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens)"
   },
   "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/CIK0001022671.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": "STLD"
   },
   "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:e8f42a68d717e70e66f3e59fd5e67491e6116072c51e794213e7103933cc940d",
  "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/STLD",
   "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:e8f42a68d717e70e66f3e59fd5e67491e6116072c51e794213e7103933cc940d",
 "path": "/us/NASDAQ/STLD",
 "schema": "research-page v0.1 (USR-02, 2026-11-11)",
 "sections": [
  {
   "id": "identity",
   "text": "The issuer is STEEL DYNAMICS INC, listed on NASDAQ under ticker STLD, with ISIN US8581191009 and LEI 549300HGGKEL4FYTTQ83. Its security type is Corporate and its sector is 3312 Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens). Its jurisdiction is United States, Indiana, and its segment is not on the record. Its listing status is listed, not halted.",
   "title": "Identity and listing"
  },
  {
   "id": "disclosure",
   "text": "The record holds 139 filings in the twelve months to 2026-11-08, across 59 filing days. The median gap between filing days is 4.0 days, and the median latency from the latest filing to the record date is 2 days. The exchange median for NASDAQ is 6.0 days cadence and 5.0 days latency across 4359 issuers, with a median of 52 filings. The sector median for 3312 Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens) is 6 days cadence and 4 days latency across 13 issuers, with a median of 48 filings. The issuer's filings count of 139 is above the exchange median of 52 and the sector median of 48. The latest filing is dated 2026-11-06 and is of type directors_dealings.",
   "title": "The disclosure read"
  },
  {
   "id": "auditor",
   "text": "The auditor of record is Ernst & Young LLP, located in Indianapolis, Indiana. 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 reads 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 pages read. The count is 0.",
   "title": "Coverage"
  },
  {
   "id": "open_research",
   "text": "No openly published research notes were found. 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 years sealed are 2021, 2022, 2023, 2024, 2025 and 2026. The market's vintage is sealed, with earliest sealed date 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/CIK0001022671.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/STLD"
  },
  {
   "for": "the halt flag",
   "source": "https://www.nasdaqtrader.com/rss.aspx?feed=tradehalts"
  },
  {
   "for": "the auditor",
   "source": "https://www.sec.gov/Archives/edgar/data/1022671/000110465926021395/stld-20251231x10k.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/STLD"
  }
 ],
 "title": "STEEL DYNAMICS INC (STLD) — research page",
 "writer": {
  "by": "Claude through the platform account, Haiku class; one pass; checked against the numbers",
  "engine": "claude-haiku-5-5"
 }
}