{
 "as_of": "2026-11-08",
 "cmr": "us-cm-kg/NASDAQ/CTHH",
 "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# QWEST CORP (NASDAQ: CTHH) — research page\n\nAs of 2026-11-08 · us-cm-kg · record version 1\n\n## Identity and listing\n\nQWEST CORP is listed on NASDAQ under ticker CTHH, ISIN US74913G8574, LEI 549300R2L4N683OO1509. Security type is Corporate. Segment is not on the record. Sector is 4813 Telephone Communications (No Radiotelephone). Jurisdiction is United States, Colorado. Listing status is listed, not halted.\n\n## The disclosure read\n\nThe record holds 30 filings in the window 2025-11-08 to 2026-11-08, on 17 filing days. By type: 6 corporate news, 3 director change, 3 halt suspension, 3 prospectus, 13 regulatory filing, 2 results. The median gap between filing days is 8.0 days, against 6.0 days for NASDAQ and 6.0 days for the sector. Days from the latest filing to the record date are 34, against a NASDAQ median of 5.0 and a sector median of 4. The latest filing is dated 2026-10-05 and is a regulatory filing. Median filings in the window are 52 for NASDAQ and 78 for the sector.\n\n## Auditor\n\nThe auditor of record is KPMG LLP, Denver, Colorado. The record holds no auditor changes.\n\n## Events and halts\n\nDated lifecycle lines on the record: listing on 2026-06-11, 2026-06-12, 2026-10-05 and 2026-10-05; delisting on 2026-04-30 and 2026-10-05. No name change is on the record. Domicile change is not on the record, as EDGAR states no dated change of state of incorporation on a filing line. Segment move is not on the record, as the exchanges' tier transfers are not EDGAR filings. Halt flag: 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. Rule version is acm-68000/us/reasonable-basis-suitability-finra-rule-2111/r1, chapter 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 on the record. 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\nIssuer 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 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/CIK0000068622.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/CTHH (the disclosure lines)\n- https://www.nasdaqtrader.com/rss.aspx?feed=tradehalts (the halt flag)\n- https://www.sec.gov/Archives/edgar/data/68622/000006862226000005/lumn-20251231.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/CTHH (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/68622/000006862226000005/lumn-20251231.htm",
    "state": "sourced",
    "value": "KPMG 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/68622/000006862226000005/lumn-20251231.htm",
    "state": "sourced",
    "value": "185"
   },
   "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/68622/000006862226000005/lumn-20251231.htm",
    "state": "sourced",
    "value": "Denver, Colorado"
   },
   "changes": []
  },
  "cmr": "us-cm-kg/NASDAQ/CTHH",
  "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": 29,
     "median_cadence_gap_days": 6,
     "median_filings": 78,
     "median_latency_days": 4,
     "name": "4813 Telephone Communications (No Radiotelephone)"
    }
   },
   "by_type": {
    "corporate_news": 6,
    "director_change": 3,
    "halt_suspension": 3,
    "prospectus": 3,
    "regulatory_filing": 13,
    "results": 2
   },
   "cadence_median_gap_days": 8,
   "filing_days": 17,
   "filings": 30,
   "latency_days": 34,
   "latest": [
    {
     "category": "CERT",
     "date": "2026-10-05",
     "source": "https://www.sec.gov/Archives/edgar/data/68622/000135445726000949/8A_CERT_QWEST_00000068622.pdf",
     "title": "CERT",
     "type": "regulatory_filing"
    },
    {
     "category": "25",
     "date": "2026-10-05",
     "source": "https://www.sec.gov/Archives/edgar/data/68622/000094787126000920/ss6901616_25.htm",
     "title": "25 — FORM 25",
     "type": "halt_suspension"
    },
    {
     "category": "8-A12B",
     "date": "2026-10-05",
     "source": "https://www.sec.gov/Archives/edgar/data/68622/000094787126000919/ss6901563_8a12b.htm",
     "title": "8-A12B — FORM 8-A",
     "type": "regulatory_filing"
    },
    {
     "category": "15-12G",
     "date": "2026-06-12",
     "source": "https://www.sec.gov/Archives/edgar/data/68622/000119312526269576/d112191d1512g.htm",
     "title": "15-12G — 15-12G",
     "type": "halt_suspension"
    },
    {
     "category": "CERT",
     "date": "2026-06-12",
     "source": "https://www.sec.gov/Archives/edgar/data/68622/000087666126000524/CTGGCTHH061226.pdf",
     "title": "CERT — NYSE CERTIFICATION",
     "type": "regulatory_filing"
    }
   ],
   "latest_filing_date": "2026-10-05",
   "read": "the node's event lines (list_events_since), as get_filings serves them",
   "source": "https://mcp.us-cm-kg.ai/events/NASDAQ/CTHH",
   "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": "US74913G8574"
   },
   "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/CIK0000068622.json",
    "state": "sourced",
    "value": "United States — Colorado"
   },
   "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 US74913G8574)",
    "state": "sourced",
    "value": "549300R2L4N683OO1509"
   },
   "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/CIK0000068622.json",
    "state": "sourced",
    "value": "QWEST CORP"
   },
   "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/CIK0000068622.json",
    "state": "sourced",
    "value": "4813 Telephone Communications (No Radiotelephone)"
   },
   "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/CIK0000068622.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": "CTHH"
   },
   "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": [
    {
     "date": "2026-04-30",
     "source": "https://www.sec.gov/Archives/edgar/data/68622/000119312526197865/d139260d25.htm",
     "title": "25 — FORM 25"
    },
    {
     "date": "2026-10-05",
     "source": "https://www.sec.gov/Archives/edgar/data/68622/000094787126000920/ss6901616_25.htm",
     "title": "25 — FORM 25"
    }
   ],
   "domicile_change": {
    "market": "US",
    "reason": "EDGAR states no dated change of state of incorporation on a filing line",
    "state": "not_on_record"
   },
   "listing": [
    {
     "date": "2026-06-11",
     "source": "https://www.sec.gov/Archives/edgar/data/68622/000119312526267898/d118220d8a12b.htm",
     "title": "8-A12B — 8-A12B"
    },
    {
     "date": "2026-06-12",
     "source": "https://www.sec.gov/Archives/edgar/data/68622/000087666126000524/CTGGCTHH061226.pdf",
     "title": "CERT — NYSE CERTIFICATION"
    },
    {
     "date": "2026-10-05",
     "source": "https://www.sec.gov/Archives/edgar/data/68622/000094787126000919/ss6901563_8a12b.htm",
     "title": "8-A12B — FORM 8-A"
    },
    {
     "date": "2026-10-05",
     "source": "https://www.sec.gov/Archives/edgar/data/68622/000135445726000949/8A_CERT_QWEST_00000068622.pdf",
     "title": "CERT"
    }
   ],
   "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": "sha256:0bf3bd9171d3e7ad07452849fd92dcc6b8c29b436b170dfc8c49af6feceba749",
  "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/CTHH",
   "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": "sha256:0bf3bd9171d3e7ad07452849fd92dcc6b8c29b436b170dfc8c49af6feceba749",
 "path": "/us/NASDAQ/CTHH",
 "schema": "research-page v0.1 (USR-02, 2026-11-11)",
 "sections": [
  {
   "id": "identity",
   "text": "QWEST CORP is listed on NASDAQ under ticker CTHH, ISIN US74913G8574, LEI 549300R2L4N683OO1509. Security type is Corporate. Segment is not on the record. Sector is 4813 Telephone Communications (No Radiotelephone). Jurisdiction is United States, Colorado. Listing status is listed, not halted.",
   "title": "Identity and listing"
  },
  {
   "id": "disclosure",
   "text": "The record holds 30 filings in the window 2025-11-08 to 2026-11-08, on 17 filing days. By type: 6 corporate news, 3 director change, 3 halt suspension, 3 prospectus, 13 regulatory filing, 2 results. The median gap between filing days is 8.0 days, against 6.0 days for NASDAQ and 6.0 days for the sector. Days from the latest filing to the record date are 34, against a NASDAQ median of 5.0 and a sector median of 4. The latest filing is dated 2026-10-05 and is a regulatory filing. Median filings in the window are 52 for NASDAQ and 78 for the sector.",
   "title": "The disclosure read"
  },
  {
   "id": "auditor",
   "text": "The auditor of record is KPMG LLP, Denver, Colorado. The record holds no auditor changes.",
   "title": "Auditor"
  },
  {
   "id": "events",
   "text": "Dated lifecycle lines on the record: listing on 2026-06-11, 2026-06-12, 2026-10-05 and 2026-10-05; delisting on 2026-04-30 and 2026-10-05. No name change is on the record. Domicile change is not on the record, as EDGAR states no dated change of state of incorporation on a filing line. Segment move is not on the record, as the exchanges' tier transfers are not EDGAR filings. Halt flag: 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. Rule version is acm-68000/us/reasonable-basis-suitability-finra-rule-2111/r1, chapter 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 on the record. 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": "Issuer 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 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/CIK0000068622.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/CTHH"
  },
  {
   "for": "the halt flag",
   "source": "https://www.nasdaqtrader.com/rss.aspx?feed=tradehalts"
  },
  {
   "for": "the auditor",
   "source": "https://www.sec.gov/Archives/edgar/data/68622/000006862226000005/lumn-20251231.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/CTHH"
  }
 ],
 "title": "QWEST CORP (CTHH) — research page",
 "writer": {
  "by": "Claude through the platform account, Haiku class; one pass; checked against the numbers",
  "engine": "claude-haiku-5-5"
 }
}