{
 "as_of": "2026-11-08",
 "cmr": "us-cm-kg/NASDAQ/OPI",
 "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# OFFICE PROPERTIES INCOME TRUST (NASDAQ: OPI) — research page\n\nAs of 2026-11-08 · us-cm-kg · record version 1\n\n## Identity and listing\n\nOFFICE PROPERTIES INCOME TRUST is listed on NASDAQ under the ticker OPI, with ISIN US67623C3079 and LEI 529900WFAP4ROYDYS509. Its security type is Corporate, its sector is 6500 Real Estate, and its jurisdiction is United States, Maryland. Its segment is not on the record. Its listing status is listed, not halted.\n\n## The disclosure read\n\nThe record holds 53 filings in the twelve months to 2026-11-08, across 36 filing days. The median gap between filing days is 8 days, against a NASDAQ median of 6.0 days and a 6500 Real Estate median of 6 days. Days from the latest filing to the record date are 2, against a NASDAQ median of 5.0 days and a sector median of 4 days. The latest filing is dated 2026-11-06 and is of type regulatory_filing.\n\n## Auditor\n\nThe auditor of record is Deloitte & Touche LLP, located in Boston, Massachusetts. The record holds no auditor changes.\n\n## Events and halts\n\nThe record holds a delisting dated 2025-11-14 and listings dated 2026-06-17 and 2026-06-18. No name change is on the record. The domicile change and segment move are not on the record. The halt flag is listed, not halted.\n\n## Orderability\n\nThe outcome is not determinable because 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.\n\n## Open research\n\nNo openly published research notes were found on the record.\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 vintage is sealed, and the sealed years that hold the issuer are 2021, 2022, 2023, 2024, 2025 and 2026. The market's earliest sealed date is 2021-01-04, and 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/CIK0001456772.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/OPI (the disclosure lines)\n- https://www.nasdaqtrader.com/rss.aspx?feed=tradehalts (the halt flag)\n- https://www.sec.gov/Archives/edgar/data/1456772/000145677226000022/opi-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/OPI (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/1456772/000145677226000022/opi-20251231.htm",
    "state": "sourced",
    "value": "Deloitte & Touche 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/1456772/000145677226000022/opi-20251231.htm",
    "state": "sourced",
    "value": "34"
   },
   "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/1456772/000145677226000022/opi-20251231.htm",
    "state": "sourced",
    "value": "Boston, Massachusetts"
   },
   "changes": []
  },
  "cmr": "us-cm-kg/NASDAQ/OPI",
  "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": 49,
     "median_cadence_gap_days": 6,
     "median_filings": 53,
     "median_latency_days": 4,
     "name": "6500 Real Estate"
    }
   },
   "by_type": {
    "ad_hoc": 1,
    "corporate_news": 14,
    "director_change": 1,
    "directors_dealings": 11,
    "halt_suspension": 1,
    "regulatory_filing": 19,
    "results": 6
   },
   "cadence_median_gap_days": 8,
   "filing_days": 36,
   "filings": 53,
   "latency_days": 2,
   "latest": [
    {
     "category": "SCHEDULE 13G/A",
     "date": "2026-11-06",
     "source": "https://www.sec.gov/Archives/edgar/data/1456772/000031206926000262/xslSCHEDULE_13G_X02/primary_doc.xml",
     "title": "SCHEDULE 13G/A",
     "type": "regulatory_filing"
    },
    {
     "category": "8-K",
     "date": "2026-09-24",
     "source": "https://www.sec.gov/Archives/edgar/data/1456772/000110465926110419/tm2626041d1_8k.htm",
     "title": "8-K — FORM 8-K (items 1.01,1.02,2.03,9.01)",
     "type": "corporate_news"
    },
    {
     "category": "8-K",
     "date": "2026-09-10",
     "source": "https://www.sec.gov/Archives/edgar/data/1456772/000110465926106769/tm2625217d1_8k.htm",
     "title": "8-K — FORM 8-K (items 8.01,9.01)",
     "type": "corporate_news"
    },
    {
     "category": "SCHEDULE 13D/A",
     "date": "2026-08-19",
     "source": "https://www.sec.gov/Archives/edgar/data/1456772/000091957426005634/xslSCHEDULE_13D_X02/primary_doc.xml",
     "title": "SCHEDULE 13D/A",
     "type": "regulatory_filing"
    },
    {
     "category": "4",
     "date": "2026-08-19",
     "source": "https://www.sec.gov/Archives/edgar/data/1456772/000091957426005633/xslF345X06/ownership.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/NASDAQ/OPI",
   "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": "2026-10-07",
    "read_date_basis": "last_seen",
    "source": "https://www.sec.gov/data-research/sec-markets-data/fails-deliver-data",
    "state": "sourced",
    "value": "US67623C3079"
   },
   "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/CIK0001456772.json",
    "state": "sourced",
    "value": "United States — Maryland"
   },
   "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 US67623C3079)",
    "state": "sourced",
    "value": "529900WFAP4ROYDYS509"
   },
   "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/CIK0001456772.json",
    "state": "sourced",
    "value": "OFFICE PROPERTIES INCOME TRUST"
   },
   "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/CIK0001456772.json",
    "state": "sourced",
    "value": "6500 Real Estate"
   },
   "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/CIK0001456772.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": "OPI"
   },
   "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": "2025-11-14",
     "source": "https://www.sec.gov/Archives/edgar/data/1456772/000135445725001127/xslF25X02/primary_doc.xml",
     "title": "25-NSE"
    }
   ],
   "domicile_change": {
    "market": "US",
    "reason": "EDGAR states no dated change of state of incorporation on a filing line",
    "state": "not_on_record"
   },
   "listing": [
    {
     "date": "2026-06-17",
     "source": "https://www.sec.gov/Archives/edgar/data/1456772/000110465926075159/tm2618043d1_8a12b.htm",
     "title": "8-A12B — 8-A12B"
    },
    {
     "date": "2026-06-18",
     "source": "https://www.sec.gov/Archives/edgar/data/1456772/000135445726000596/OPI_8A_Cert_0001456772.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": "sha256:730d00209b640d56584cd37e36a7ceba88b0d75c9387a4fc95612ab79fa12418",
  "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/OPI",
   "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": "sha256:730d00209b640d56584cd37e36a7ceba88b0d75c9387a4fc95612ab79fa12418",
 "path": "/us/NASDAQ/OPI",
 "schema": "research-page v0.1 (USR-02, 2026-11-11)",
 "sections": [
  {
   "id": "identity",
   "text": "OFFICE PROPERTIES INCOME TRUST is listed on NASDAQ under the ticker OPI, with ISIN US67623C3079 and LEI 529900WFAP4ROYDYS509. Its security type is Corporate, its sector is 6500 Real Estate, and its jurisdiction is United States, Maryland. Its segment is not on the record. Its listing status is listed, not halted.",
   "title": "Identity and listing"
  },
  {
   "id": "disclosure",
   "text": "The record holds 53 filings in the twelve months to 2026-11-08, across 36 filing days. The median gap between filing days is 8 days, against a NASDAQ median of 6.0 days and a 6500 Real Estate median of 6 days. Days from the latest filing to the record date are 2, against a NASDAQ median of 5.0 days and a sector median of 4 days. The latest filing is dated 2026-11-06 and is of type regulatory_filing.",
   "title": "The disclosure read"
  },
  {
   "id": "auditor",
   "text": "The auditor of record is Deloitte & Touche LLP, located in Boston, Massachusetts. The record holds no auditor changes.",
   "title": "Auditor"
  },
  {
   "id": "events",
   "text": "The record holds a delisting dated 2025-11-14 and listings dated 2026-06-17 and 2026-06-18. No name change is on the record. The domicile change and segment move are not on the record. The halt flag is listed, not halted.",
   "title": "Events and halts"
  },
  {
   "id": "orderability",
   "text": "The outcome is not determinable because 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.",
   "title": "Coverage"
  },
  {
   "id": "open_research",
   "text": "No openly published research notes were found on the record.",
   "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 vintage is sealed, and the sealed years that hold the issuer are 2021, 2022, 2023, 2024, 2025 and 2026. 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": "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/CIK0001456772.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/OPI"
  },
  {
   "for": "the halt flag",
   "source": "https://www.nasdaqtrader.com/rss.aspx?feed=tradehalts"
  },
  {
   "for": "the auditor",
   "source": "https://www.sec.gov/Archives/edgar/data/1456772/000145677226000022/opi-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/OPI"
  }
 ],
 "title": "OFFICE PROPERTIES INCOME TRUST (OPI) — research page",
 "writer": {
  "by": "Claude through the platform account, Haiku class; one pass; checked against the numbers",
  "engine": "claude-haiku-5-5"
 }
}