{
 "as_of": "2026-11-08",
 "cmr": "us-cm-kg/NYSE/SPXX",
 "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# Nuveen S&P 500 Dynamic Overwrite Fund (NYSE: SPXX) — research page\n\nAs of 2026-11-08 · us-cm-kg · record version 1\n\n## Identity and listing\n\nThe issuer is Nuveen S&P 500 Dynamic Overwrite Fund, listed on NYSE under ticker SPXX, with ISIN US6706EW1000 and LEI 549300OISXORNCZINQ77. Its security type is non-operating entity type (other), and its jurisdiction is United States, Massachusetts. Segment and sector are not on the record. Its listing status is listed, not halted.\n\n## The disclosure read\n\nThe record holds 24 filings in the twelve months to 2026-11-08, across 22 filing days. The median gap between filing days is 15 days. The latest filing is dated 2026-10-02, 37 days before the record date, and is a prospectus. On the NYSE the median cadence gap is 6.0 days across 3256 issuers, the median filings count is 64.0, and the median latency is 4.0 days. The sector median is not on the record.\n\n## Auditor\n\nThe auditor is not on the record, because the latest annual report cover carries no dei:AuditorName tag. The auditor's location is not on the record, and 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, and the segment move is not on the record. The issuer is listed and not halted.\n\n## Orderability\n\nThe outcome is not determinable, because the chapter's orderability section carries no client categories. 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 page. The record holds a count of 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\nThe record holds sealed filings for the issuer in the years 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\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.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/CIK0001338561.json (identity.jurisdiction)\n- https://mapping.gleif.org/api/v2/isin-lei/latest/download (identity.lei)\n- https://mcp.us-cm-kg.ai/events/NYSE/SPXX (the disclosure lines)\n- https://www.nasdaqtrader.com/rss.aspx?feed=tradehalts (the halt flag)\n- https://mcp.us-cm-kg.ai/book/aio.json (the orderability chapter)\n- https://mcp.us-cm-kg.ai/record/NYSE/SPXX (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": {
    "market": "US",
    "reason": "no dei:AuditorName tag on the latest annual report cover (foreign private issuers and older filings carry none)",
    "state": "not_on_record"
   },
   "auditor_firm_id": {
    "market": "US",
    "state": "not_on_record"
   },
   "auditor_location": {
    "market": "US",
    "state": "not_on_record"
   },
   "changes": []
  },
  "cmr": "us-cm-kg/NYSE/SPXX",
  "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": 3256,
     "median_cadence_gap_days": 6,
     "median_filings": 64,
     "median_latency_days": 4,
     "name": "NYSE"
    },
    "sector": {
     "market": "US",
     "state": "not_on_record"
    }
   },
   "by_type": {
    "directors_dealings": 3,
    "prospectus": 2,
    "regulatory_filing": 19
   },
   "cadence_median_gap_days": 15,
   "filing_days": 22,
   "filings": 24,
   "latency_days": 37,
   "latest": [
    {
     "category": "424B3",
     "date": "2026-10-02",
     "source": "https://www.sec.gov/Archives/edgar/data/1338561/000199937126021908/spxx-424b3_100226.htm",
     "title": "424B3 — PROSPECTUS FILED PURSUANT TO RULE 424(B)(3)",
     "type": "prospectus"
    },
    {
     "category": "N-CSRS",
     "date": "2026-09-03",
     "source": "https://www.sec.gov/Archives/edgar/data/1338561/000119312526381254/d103031dncsrs.htm",
     "title": "N-CSRS — NUVEEN S&P 500 DYNAMIC OVERWRITE FUND",
     "type": "regulatory_filing"
    },
    {
     "category": "3",
     "date": "2026-09-01",
     "source": "https://www.sec.gov/Archives/edgar/data/1338561/000122520826007484/xslF345X06/doc3.xml",
     "title": "3",
     "type": "directors_dealings"
    },
    {
     "category": "NPORT-P",
     "date": "2026-08-27",
     "source": "https://www.sec.gov/Archives/edgar/data/1338561/000133856126000016/xslFormNPORT-P_X01/primary_doc.xml",
     "title": "NPORT-P",
     "type": "regulatory_filing"
    },
    {
     "category": "N-PX",
     "date": "2026-08-20",
     "source": "https://www.sec.gov/Archives/edgar/data/1338561/000093041326002619/xslN-PX_X01/primary_doc.xml",
     "title": "N-PX",
     "type": "regulatory_filing"
    }
   ],
   "latest_filing_date": "2026-10-02",
   "read": "the node's event lines (list_events_since), as get_filings serves them",
   "source": "https://mcp.us-cm-kg.ai/events/NYSE/SPXX",
   "window": {
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    "to": "2026-11-08"
   }
  },
  "identity": {
   "exchange": {
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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": "NYSE"
   },
   "isin": {
    "read_by": "SEC Fails-to-Deliver data (CUSIP for the symbol) · ISIN = US + CUSIP + ISO 6166 check digit",
    "read_date": "2026-10-13",
    "read_date_basis": "last_seen",
    "source": "https://www.sec.gov/data-research/sec-markets-data/fails-deliver-data",
    "state": "sourced",
    "value": "US6706EW1000"
   },
   "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/CIK0001338561.json",
    "state": "sourced",
    "value": "United States — Massachusetts"
   },
   "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 US6706EW1000)",
    "state": "sourced",
    "value": "549300OISXORNCZINQ77"
   },
   "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/CIK0001338561.json",
    "state": "sourced",
    "value": "Nuveen S&P 500 Dynamic Overwrite Fund"
   },
   "sector": {
    "market": "US",
    "state": "not_on_record"
   },
   "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/CIK0001338561.json",
    "state": "sourced",
    "value": "Non-operating entity type (other)"
   },
   "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": "SPXX"
   },
   "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:b1a6915d2a4c883a9ffe477a7cd9496068bbf3721031b508fca325db3e8cbe92",
  "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/NYSE/SPXX",
   "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:b1a6915d2a4c883a9ffe477a7cd9496068bbf3721031b508fca325db3e8cbe92",
 "path": "/us/NYSE/SPXX",
 "schema": "research-page v0.1 (USR-02, 2026-11-11)",
 "sections": [
  {
   "id": "identity",
   "text": "The issuer is Nuveen S&P 500 Dynamic Overwrite Fund, listed on NYSE under ticker SPXX, with ISIN US6706EW1000 and LEI 549300OISXORNCZINQ77. Its security type is non-operating entity type (other), and its jurisdiction is United States, Massachusetts. Segment and sector are not on the record. Its listing status is listed, not halted.",
   "title": "Identity and listing"
  },
  {
   "id": "disclosure",
   "text": "The record holds 24 filings in the twelve months to 2026-11-08, across 22 filing days. The median gap between filing days is 15 days. The latest filing is dated 2026-10-02, 37 days before the record date, and is a prospectus. On the NYSE the median cadence gap is 6.0 days across 3256 issuers, the median filings count is 64.0, and the median latency is 4.0 days. The sector median is not on the record.",
   "title": "The disclosure read"
  },
  {
   "id": "auditor",
   "text": "The auditor is not on the record, because the latest annual report cover carries no dei:AuditorName tag. The auditor's location is not on the record, and 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, and the segment move is not on the record. The issuer is listed and not halted.",
   "title": "Events and halts"
  },
  {
   "id": "orderability",
   "text": "The outcome is not determinable, because the chapter's orderability section carries no client categories. 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 page. The record holds a count of 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": "The record holds sealed filings for the issuer in the years 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": "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.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/CIK0001338561.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/NYSE/SPXX"
  },
  {
   "for": "the halt flag",
   "source": "https://www.nasdaqtrader.com/rss.aspx?feed=tradehalts"
  },
  {
   "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/SPXX"
  }
 ],
 "title": "Nuveen S&P 500 Dynamic Overwrite Fund (SPXX) — research page",
 "writer": {
  "by": "Claude through the platform account, Haiku class; one pass; checked against the numbers",
  "engine": "claude-haiku-5-5"
 }
}