{
 "as_of": "2026-11-08",
 "cmr": "us-cm-kg/NYSE/FISK",
 "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# Empire State Realty OP, L.P. (NYSE: FISK) — research page\n\nAs of 2026-11-08 · us-cm-kg · record version 1\n\n## Identity and listing\n\nThe issuer is Empire State Realty OP, L.P., listed on the NYSE under ticker FISK, with ISIN US2921023089 and LEI 549300JHBOF3KL3CI814. Its security type is Corporate and its sector is 6798 Real Estate Investment Trusts. Segment and jurisdiction are not on the record. Its listing status is listed, not halted.\n\n## The disclosure read\n\nThe record holds 15 filings in the twelve months to 2026-11-08, across 15 filing days. The filings are 7 results, 6 corporate news, 1 director change and 1 prospectus. The median gap between filing days is 14.0 days. The latest filing is a results filing dated 2026-11-02, 6 days before the record date. On the NYSE the median cadence gap is 6.0 days, the median filing count is 64.0 and the median latency is 4.0 days across 3256 issuers. In the sector 6798 Real Estate Investment Trusts the median cadence gap is 6 days, the median filing count is 64 and the median latency is 4 days across 337 issuers.\n\n## Auditor\n\nThe auditor of record is Ernst & Young LLP, located in New York, New York. The record holds no auditor changes.\n\n## Events and halts\n\nThe record holds no listing, delisting, name change or segment move 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 orderability 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 earliest sealed date is 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://mapping.gleif.org/api/v2/isin-lei/latest/download (identity.lei)\n- https://data.sec.gov/submissions/CIK0001553079.json (identity.name)\n- https://mcp.us-cm-kg.ai/events/NYSE/FISK (the disclosure lines)\n- https://www.nasdaqtrader.com/rss.aspx?feed=tradehalts (the halt flag)\n- https://www.sec.gov/Archives/edgar/data/1553079/000155307926000003/esrt-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/NYSE/FISK (the record)\n",
 "market": "US",
 "node": "us-cm-kg",
 "numbers": {
  "as_of_depth": {
   "issuer_years_sealed": [
    "2021",
    "2022",
    "2023",
    "2024",
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    "2026"
   ],
   "live_record_began": "2026-09-12",
   "node_history_from": "2021-01-04",
   "node_years_sealed": [
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    "2022",
    "2023",
    "2024",
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   "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/1553079/000155307926000003/esrt-20251231.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/1553079/000155307926000003/esrt-20251231.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/1553079/000155307926000003/esrt-20251231.htm",
    "state": "sourced",
    "value": "New York, New York"
   },
   "changes": []
  },
  "cmr": "us-cm-kg/NYSE/FISK",
  "coverage": {
   "count": 0,
   "houses": [],
   "pages_checked": [
    {
     "page": "https://investors.esrtreit.com/stock-information/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"
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    "sector": {
     "issuers": 337,
     "median_cadence_gap_days": 6,
     "median_filings": 64,
     "median_latency_days": 4,
     "name": "6798 Real Estate Investment Trusts"
    }
   },
   "by_type": {
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    "director_change": 1,
    "prospectus": 1,
    "results": 7
   },
   "cadence_median_gap_days": 14,
   "filing_days": 15,
   "filings": 15,
   "latency_days": 6,
   "latest": [
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     "date": "2026-11-02",
     "source": "https://www.sec.gov/Archives/edgar/data/1553079/000154140126000035/esrt-20261102.htm",
     "title": "8-K — 8-K (items 2.02,7.01,9.01)",
     "type": "results"
    },
    {
     "category": "10-Q",
     "date": "2026-08-06",
     "source": "https://www.sec.gov/Archives/edgar/data/1553079/000155307926000009/esrt-20260630.htm",
     "title": "10-Q — 10-Q",
     "type": "results"
    },
    {
     "category": "S-3ASR",
     "date": "2026-07-30",
     "source": "https://www.sec.gov/Archives/edgar/data/1553079/000110465926088676/tm2621332-1_s3asr.htm",
     "title": "S-3ASR — S-3ASR",
     "type": "prospectus"
    },
    {
     "category": "8-K",
     "date": "2026-07-29",
     "source": "https://www.sec.gov/Archives/edgar/data/1553079/000154140126000030/esrt-20260729.htm",
     "title": "8-K — 8-K (items 2.02,7.01,9.01)",
     "type": "results"
    },
    {
     "category": "8-K",
     "date": "2026-07-17",
     "source": "https://www.sec.gov/Archives/edgar/data/1553079/000154140126000028/esrt-20260717.htm",
     "title": "8-K — 8-K (items 1.01,2.03,9.01)",
     "type": "corporate_news"
    }
   ],
   "latest_filing_date": "2026-11-02",
   "read": "the node's event lines (list_events_since), as get_filings serves them",
   "source": "https://mcp.us-cm-kg.ai/events/NYSE/FISK",
   "window": {
    "from": "2025-11-08",
    "to": "2026-11-08"
   }
  },
  "identity": {
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    "read_date": "2026-11-08",
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    "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": "2026-09-25",
    "read_date_basis": "last_seen",
    "source": "https://www.sec.gov/data-research/sec-markets-data/fails-deliver-data",
    "state": "sourced",
    "value": "US2921023089"
   },
   "jurisdiction": {
    "market": "US",
    "state": "not_on_record"
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   "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 US2921023089)",
    "state": "sourced",
    "value": "549300JHBOF3KL3CI814"
   },
   "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/CIK0001553079.json",
    "state": "sourced",
    "value": "Empire State Realty OP, L.P."
   },
   "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/CIK0001553079.json",
    "state": "sourced",
    "value": "6798 Real Estate Investment Trusts"
   },
   "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/CIK0001553079.json",
    "state": "sourced",
    "value": "Corporate"
   },
   "segment": {
    "market": "US",
    "state": "not_on_record"
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   "ticker": {
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    "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": "FISK"
   },
   "website": {
    "market": "US",
    "state": "not_on_record"
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  "licensed": {
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    "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"
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  "market": "US",
  "node": "us-cm-kg",
  "numbers_hash": "sha256:1cb0c4f20da90812bcfcd32525059e4240e3b64b2b73ebd3a17ce20136fba46d",
  "open_research": {
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   "rows": [],
   "state": "none_found"
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  "orderability": {
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   "client_categories": [],
   "determinable": false,
   "read": {
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    "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/FISK",
   "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"
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 },
 "numbers_hash": "sha256:1cb0c4f20da90812bcfcd32525059e4240e3b64b2b73ebd3a17ce20136fba46d",
 "path": "/us/NYSE/FISK",
 "schema": "research-page v0.1 (USR-02, 2026-11-11)",
 "sections": [
  {
   "id": "identity",
   "text": "The issuer is Empire State Realty OP, L.P., listed on the NYSE under ticker FISK, with ISIN US2921023089 and LEI 549300JHBOF3KL3CI814. Its security type is Corporate and its sector is 6798 Real Estate Investment Trusts. 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 15 filings in the twelve months to 2026-11-08, across 15 filing days. The filings are 7 results, 6 corporate news, 1 director change and 1 prospectus. The median gap between filing days is 14.0 days. The latest filing is a results filing dated 2026-11-02, 6 days before the record date. On the NYSE the median cadence gap is 6.0 days, the median filing count is 64.0 and the median latency is 4.0 days across 3256 issuers. In the sector 6798 Real Estate Investment Trusts the median cadence gap is 6 days, the median filing count is 64 and the median latency is 4 days across 337 issuers.",
   "title": "The disclosure read"
  },
  {
   "id": "auditor",
   "text": "The auditor of record is Ernst & Young LLP, located in New York, New York. The record holds no auditor changes.",
   "title": "Auditor"
  },
  {
   "id": "events",
   "text": "The record holds no listing, delisting, name change or segment move 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 orderability 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 earliest sealed date is 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.lei",
   "source": "https://mapping.gleif.org/api/v2/isin-lei/latest/download"
  },
  {
   "for": "identity.name",
   "source": "https://data.sec.gov/submissions/CIK0001553079.json"
  },
  {
   "for": "the disclosure lines",
   "source": "https://mcp.us-cm-kg.ai/events/NYSE/FISK"
  },
  {
   "for": "the halt flag",
   "source": "https://www.nasdaqtrader.com/rss.aspx?feed=tradehalts"
  },
  {
   "for": "the auditor",
   "source": "https://www.sec.gov/Archives/edgar/data/1553079/000155307926000003/esrt-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/NYSE/FISK"
  }
 ],
 "title": "Empire State Realty OP, L.P. (FISK) — research page",
 "writer": {
  "by": "Claude through the platform account, Haiku class; one pass; checked against the numbers",
  "engine": "claude-haiku-5-5"
 }
}