{
 "as_of": "2026-11-06",
 "cmr": "de-cm-kg/XETRA/MRK",
 "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# MERCK KGAA O.N. (Xetra: MRK) — research page\n\nAs of 2026-11-06 · de-cm-kg · record version 1\n\n## Identity and listing\n\nThe issuer is MERCK KGAA O.N., listed on Xetra under ticker MRK, with ISIN DE0006599905 and LEI 529900OAREIS0MOPTW25. Its security type is Corporate, its segment is DAX, and its jurisdiction is Germany (Handelsregister HRB). Its sector is not on the record, because the Xetra instruments file carries index membership and not a sector classification. Its listing status is listed, not halted.\n\n## The disclosure read\n\nThe record holds 8 filings in the twelve months to 2026-11-06, across 6 filing days. The median gap between filing days is 50 days. The latest filing is dated 2026-11-03, 3 days before the record date, and is of type ad_hoc. Of the 8 filings, 3 are ad_hoc, 1 is dividend and 4 are newswire_release. The Xetra exchange peer set holds 419 issuers, with a median of 6 filings, a median cadence gap of 22.8 days and a median latency of 5.5 days. The issuer's 8 filings are above the exchange median of 6, its 50-day cadence gap is above the exchange median of 22.8 days, and its 3-day latency is below the exchange median of 5.5 days. Sector peer figures are not on the record for market DE.\n\n## Auditor\n\nThe auditor of record is PricewaterhouseCoopers GmbH Wirtschaftsprüfungsgesellschaft. Its location is not on the record. Auditor changes are not on the record, because this register has no lifecycle type map yet.\n\n## Events and halts\n\nListing, delisting, name change, domicile change and segment move are not on the record, because this register has no lifecycle type map yet. The halt flag is listed, not halted.\n\n## Orderability\n\nThe outcome is ACM-200 and determinable for each of the three client categories: Professionelle Kunden, Privatkunden and Geeignete Gegenparteien. The rule version is acm-68000/de/mifid-ii-product-governance-produkt-berwachung/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. 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 market's vintage is not sealed. No issuer years are sealed, the market's earliest sealed date is not on the record, and the live record began is not on the record.\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.xetra.com/xetra-en/instruments/shares/list-of-tradable-shares (identity.exchange)\n- https://api.gleif.org/api/v1/lei-records/529900OAREIS0MOPTW25 (identity.jurisdiction)\n- https://mapping.gleif.org/api/v2/isin-lei/latest/download (identity.lei)\n- https://mcp.de-cm-kg.ai/events/XETRA/MRK (the disclosure lines)\n- https://www.cashmarket.deutsche-boerse.com/cash-en/Stay-Informed/current-regulatory-topics/mifid-ii-releases/4086638!suspension-list (the halt flag)\n- https://www.emdgroup.com/investors/reports-and-financials/earnings-materials/2025-q4/us/2025-Single-Entity-Report-NA.pdf (the auditor)\n- https://mcp.de-cm-kg.ai/book/aio.json (the orderability chapter)\n- https://mcp.de-cm-kg.ai/record/XETRA/MRK (the record)\n",
 "market": "DE",
 "node": "de-cm-kg",
 "numbers": {
  "as_of_depth": {
   "issuer_years_sealed": [],
   "live_record_began": null,
   "node_history_from": null,
   "node_years_sealed": [],
   "note": "the DE vintage is not sealed; the record is the live record as of 2026-11-06",
   "record_version": 1,
   "sealed": false
  },
  "auditor": {
   "auditor": {
    "read_by": "read by ChatGPT (batch) · adjudicated by Claude",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://www.emdgroup.com/investors/reports-and-financials/earnings-materials/2025-q4/us/2025-Single-Entity-Report-NA.pdf",
    "state": "filled",
    "value": "PricewaterhouseCoopers GmbH Wirtschaftsprüfungsgesellschaft"
   },
   "auditor_firm_id": {
    "market": "DE",
    "state": "not_on_record"
   },
   "auditor_location": {
    "market": "DE",
    "state": "not_on_record"
   },
   "changes": {
    "market": "DE",
    "reason": "no lifecycle type map for this register yet (SHELF-01: us and ca first)",
    "state": "not_on_record"
   }
  },
  "cmr": "de-cm-kg/XETRA/MRK",
  "coverage": {
   "count": 0,
   "houses": [],
   "pages_checked": [],
   "read_by": "Perplexity sonar (search) · page read by this rail",
   "read_date": "2026-11-12",
   "since": null,
   "state": "none_found"
  },
  "disclosure": {
   "against": {
    "exchange": {
     "issuers": 419,
     "median_cadence_gap_days": 22.8,
     "median_filings": 6,
     "median_latency_days": 5.5,
     "name": "Xetra"
    },
    "sector": {
     "market": "DE",
     "state": "not_on_record"
    }
   },
   "by_type": {
    "ad_hoc": 3,
    "dividend": 1,
    "newswire_release": 4
   },
   "cadence_median_gap_days": 50,
   "filing_days": 6,
   "filings": 8,
   "latency_days": 3,
   "latest": [
    {
     "category": "ad-hoc",
     "date": "2026-11-03",
     "source": "https://www.eqs-news.com/news/ad-hoc/lonza-signs-agreement-to-acquire-us-cdmo-network-from-merck-kgaa-darmstadt-germany-and-significantly-expands-its-us-presence/d4ce714b-ae87-4ad7-a2bd-1f8bf6e841a2_en",
     "title": "Lonza Signs Agreement to Acquire US CDMO Network from Merck KGaA, Darmstadt, Germany, and Significantly Expands its US Presence | Ad-hoc - EQS News",
     "type": "ad_hoc"
    },
    {
     "category": null,
     "date": "2026-10-07",
     "source": "https://www.prnewswire.com/news-releases/halozyme-wins-injunction-stopping-manufacture-and-sale-of-mercks-keytruda-sc-in-multiple-european-markets-302901143.html",
     "title": "Halozyme Wins Injunction Stopping Manufacture and Sale of Merck's Keytruda SC in Multiple European Markets",
     "type": "newswire_release"
    },
    {
     "category": null,
     "date": "2026-06-25",
     "source": "https://www.prnewswire.com/news-releases/merck-kgaa-darmstadt-germany-agrees-to-acquire-bio-techne-strengthening-leadership-position-in-fast-growing-life-sciences-markets-302810602.html",
     "title": "Merck KGaA, Darmstadt, Germany, Agrees to Acquire Bio-Techne, Strengthening Leadership Position in Fast-Growing Life Sciences Markets - PR Newswire",
     "type": "newswire_release"
    },
    {
     "category": "ad-hoc",
     "date": "2026-06-25",
     "source": "https://www.eqs-news.com/news/ad-hoc/merck-kgaa-merck-agrees-to-acquire-bio-techne-corporation/bb8ce97e-cc5c-4cd5-aae0-e55a71d5d3fe_en",
     "title": "Merck KGaA: Merck Agrees to Acquire Bio-Techne Corporation | Ad-hoc - EQS News",
     "type": "ad_hoc"
    },
    {
     "category": "ad-hoc",
     "date": "2026-06-25",
     "source": "https://www.eqs-news.com/de/news/ad-hoc/merck-kgaa-merck-vereinbart-akquisition-von-bio-techne-corporation/bb8ce97e-cc5c-4cd5-aae0-e55a71d5d3fe_de",
     "title": "Merck vereinbart Akquisition von Bio-Techne Corporation - EQS News",
     "type": "ad_hoc"
    }
   ],
   "latest_filing_date": "2026-11-03",
   "read": "the node's event lines (list_events_since), as get_filings serves them",
   "source": "https://mcp.de-cm-kg.ai/events/XETRA/MRK",
   "window": {
    "from": "2025-11-06",
    "to": "2026-11-06"
   }
  },
  "identity": {
   "exchange": {
    "read_by": "Xetra all-tradable-instruments file (exchange list, daily) (Date Last Update:;11.09.2026)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://www.xetra.com/xetra-en/instruments/shares/list-of-tradable-shares (file allTradableInstruments.csv)",
    "state": "sourced",
    "value": "Xetra"
   },
   "isin": {
    "read_by": "Xetra all-tradable-instruments file (exchange list, daily)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://www.xetra.com/xetra-en/instruments/shares/list-of-tradable-shares (file allTradableInstruments.csv)",
    "state": "confirmed",
    "value": "DE0006599905"
   },
   "jurisdiction": {
    "read_by": "GLEIF LEI record (LEI per the LEI column) (registeredAs)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://api.gleif.org/api/v1/lei-records/529900OAREIS0MOPTW25",
    "state": "sourced",
    "value": "Germany (Handelsregister HRB)"
   },
   "lei": {
    "read_by": "GLEIF ISIN-to-LEI mapping file (daily), LEI by exact ISIN",
    "read_date": "2026-11-09",
    "read_date_basis": "the field",
    "source": "https://mapping.gleif.org/api/v2/isin-lei/latest/download (ISIN DE0006599905)",
    "state": "sourced",
    "value": "529900OAREIS0MOPTW25"
   },
   "name": {
    "read_by": "Xetra all-tradable-instruments file (exchange list, daily) (Date Last Update:;11.09.2026)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://www.xetra.com/xetra-en/instruments/shares/list-of-tradable-shares (file allTradableInstruments.csv)",
    "state": "sourced",
    "value": "MERCK KGAA O.N."
   },
   "sector": {
    "market": "DE",
    "reason": "the Xetra instruments file carries index membership, not a sector classification",
    "state": "not_on_record"
   },
   "security_type": {
    "read_by": "Xetra all-tradable-instruments file (exchange list, daily) (Date Last Update:;11.09.2026)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://www.xetra.com/xetra-en/instruments/shares/list-of-tradable-shares (file allTradableInstruments.csv)",
    "state": "sourced",
    "value": "Corporate"
   },
   "segment": {
    "read_by": "Xetra all-tradable-instruments file (exchange list, daily) (Date Last Update:;11.09.2026)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://www.xetra.com/xetra-en/instruments/shares/list-of-tradable-shares (file allTradableInstruments.csv)",
    "state": "sourced",
    "value": "DAX"
   },
   "ticker": {
    "read_by": "Xetra all-tradable-instruments file (exchange list, daily) (Date Last Update:;11.09.2026)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://www.xetra.com/xetra-en/instruments/shares/list-of-tradable-shares (file allTradableInstruments.csv)",
    "state": "sourced",
    "value": "MRK"
   },
   "website": {
    "market": "DE",
    "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": {
    "market": "DE",
    "reason": "no lifecycle type map for this register yet (SHELF-01: us and ca first)",
    "state": "not_on_record"
   },
   "domicile_change": {
    "market": "DE",
    "reason": "no lifecycle type map for this register yet (SHELF-01: us and ca first)",
    "state": "not_on_record"
   },
   "listing": {
    "market": "DE",
    "reason": "no lifecycle type map for this register yet (SHELF-01: us and ca first)",
    "state": "not_on_record"
   },
   "name_change": {
    "market": "DE",
    "reason": "no lifecycle type map for this register yet (SHELF-01: us and ca first)",
    "state": "not_on_record"
   },
   "segment_move": {
    "market": "DE",
    "reason": "no lifecycle type map for this register yet (SHELF-01: us and ca first)",
    "state": "not_on_record"
   }
  },
  "market": "DE",
  "node": "de-cm-kg",
  "numbers_hash": "sha256:ff2cfde67f0ea23616643680f18c7e513ba73d4925a5a5aa36f8a9110a17f3e4",
  "open_research": {
   "read_date": "2026-11-12",
   "rows": [],
   "state": "none_found"
  },
  "orderability": {
   "chapter_as_of": "2026-11-04",
   "client_categories": [
    "Professionelle Kunden",
    "Privatkunden",
    "Geeignete Gegenparteien"
   ],
   "outcomes": {
    "Geeignete Gegenparteien": {
     "determinable": true,
     "signal": "ACM-200"
    },
    "Privatkunden": {
     "determinable": true,
     "signal": "ACM-200"
    },
    "Professionelle Kunden": {
     "determinable": true,
     "signal": "ACM-200"
    }
   },
   "read": {
    "basis": "one live read per instrument class, halt state and client category on this market; this issuer's group",
    "chapter": "https://mcp.de-cm-kg.ai/book/aio.json",
    "door": "https://mcp.de-cm-kg.ai/mcp",
    "tool": "get_orderability"
   },
   "rule_version": "acm-68000/de/mifid-ii-product-governance-produkt-berwachung/r1",
   "section": "de.aio.v13"
  },
  "record": {
   "as_of": "2026-11-06",
   "url": "https://mcp.de-cm-kg.ai/record/XETRA/MRK",
   "version": 1
  },
  "schema": "research-numbers v0.1 (USR-01, 2026-11-11)",
  "status": {
   "read_date": "2026-11-09",
   "source": "https://www.cashmarket.deutsche-boerse.com/cash-en/Stay-Informed/current-regulatory-topics/mifid-ii-releases/4086638!suspension-list",
   "value": "listed, not halted"
  }
 },
 "numbers_hash": "sha256:ff2cfde67f0ea23616643680f18c7e513ba73d4925a5a5aa36f8a9110a17f3e4",
 "path": "/de/XETRA/MRK",
 "schema": "research-page v0.1 (USR-02, 2026-11-11)",
 "sections": [
  {
   "id": "identity",
   "text": "The issuer is MERCK KGAA O.N., listed on Xetra under ticker MRK, with ISIN DE0006599905 and LEI 529900OAREIS0MOPTW25. Its security type is Corporate, its segment is DAX, and its jurisdiction is Germany (Handelsregister HRB). Its sector is not on the record, because the Xetra instruments file carries index membership and not a sector classification. Its listing status is listed, not halted.",
   "title": "Identity and listing"
  },
  {
   "id": "disclosure",
   "text": "The record holds 8 filings in the twelve months to 2026-11-06, across 6 filing days. The median gap between filing days is 50 days. The latest filing is dated 2026-11-03, 3 days before the record date, and is of type ad_hoc. Of the 8 filings, 3 are ad_hoc, 1 is dividend and 4 are newswire_release. The Xetra exchange peer set holds 419 issuers, with a median of 6 filings, a median cadence gap of 22.8 days and a median latency of 5.5 days. The issuer's 8 filings are above the exchange median of 6, its 50-day cadence gap is above the exchange median of 22.8 days, and its 3-day latency is below the exchange median of 5.5 days. Sector peer figures are not on the record for market DE.",
   "title": "The disclosure read"
  },
  {
   "id": "auditor",
   "text": "The auditor of record is PricewaterhouseCoopers GmbH Wirtschaftsprüfungsgesellschaft. Its location is not on the record. Auditor changes are not on the record, because this register has no lifecycle type map yet.",
   "title": "Auditor"
  },
  {
   "id": "events",
   "text": "Listing, delisting, name change, domicile change and segment move are not on the record, because this register has no lifecycle type map yet. The halt flag is listed, not halted.",
   "title": "Events and halts"
  },
  {
   "id": "orderability",
   "text": "The outcome is ACM-200 and determinable for each of the three client categories: Professionelle Kunden, Privatkunden and Geeignete Gegenparteien. The rule version is acm-68000/de/mifid-ii-product-governance-produkt-berwachung/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. 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 market's vintage is not sealed. No issuer years are sealed, the market's earliest sealed date is not on the record, and the live record began is not on the record.",
   "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.xetra.com/xetra-en/instruments/shares/list-of-tradable-shares"
  },
  {
   "for": "identity.jurisdiction",
   "source": "https://api.gleif.org/api/v1/lei-records/529900OAREIS0MOPTW25"
  },
  {
   "for": "identity.lei",
   "source": "https://mapping.gleif.org/api/v2/isin-lei/latest/download"
  },
  {
   "for": "the disclosure lines",
   "source": "https://mcp.de-cm-kg.ai/events/XETRA/MRK"
  },
  {
   "for": "the halt flag",
   "source": "https://www.cashmarket.deutsche-boerse.com/cash-en/Stay-Informed/current-regulatory-topics/mifid-ii-releases/4086638!suspension-list"
  },
  {
   "for": "the auditor",
   "source": "https://www.emdgroup.com/investors/reports-and-financials/earnings-materials/2025-q4/us/2025-Single-Entity-Report-NA.pdf"
  },
  {
   "for": "the orderability chapter",
   "source": "https://mcp.de-cm-kg.ai/book/aio.json"
  },
  {
   "for": "the record",
   "source": "https://mcp.de-cm-kg.ai/record/XETRA/MRK"
  }
 ],
 "title": "MERCK KGAA O.N. (MRK) — research page",
 "writer": {
  "by": "Claude through the platform account, Haiku class; one pass; checked against the numbers",
  "engine": "claude-haiku-5-5"
 }
}