{
 "as_of": "2026-11-08",
 "cmr": "us-cm-kg/NYSE/BWIV-UN",
 "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# Blue Water Acquisition Corp. IV (NYSE: BWIV-UN) — research page\n\nAs of 2026-11-08 · us-cm-kg · record version 1\n\n## Identity and listing\n\nThe issuer is Blue Water Acquisition Corp. IV, listed on the NYSE under ticker BWIV-UN. The record holds no ISIN and no LEI for the issuer, and the segment is not on the record. Its security type is SPAC (SIC 6770), its sector is 6770 Blank Checks, and its jurisdiction is the Cayman Islands. The issuer is listed and not halted.\n\n## The disclosure read\n\nThe record holds 32 filings in the twelve months to 2026-11-08, across 21 filing days. The median gap between filing days is 6.0 days, against an exchange median of 6.0 days and a sector median of 6.5 days. The latest filing is dated 2026-08-25, 75 days before the record date, against an exchange median latency of 4.0 days and a sector median latency of 44 days. The latest filing is of type directors_dealings. Filings by type are: regulatory_filing 11, directors_dealings 9, corporate_news 4, prospectus 4, director_change 2, results 2. The exchange median filing count is 64.0 and the sector median is 26.\n\n## Auditor\n\nThe auditor of record is not on the record, because the latest annual report cover carries no auditor name tag, and the auditor's location is not on the record. The record holds no auditor changes.\n\n## Events and halts\n\nThe record holds two listing lines, both dated 2026-03-19. It holds no delisting, no name change, and no dated domicile change, and the segment move is not on the record. The issuer is listed and 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, so the count is 0.\n\n## Open research\n\nNo openly published research notes were found on the record for the issuer.\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 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\n6 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://data.sec.gov/submissions/CIK0002082847.json (identity.jurisdiction)\n- https://mcp.us-cm-kg.ai/events/NYSE/BWIV-UN (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/BWIV-UN (the record)\n",
 "market": "US",
 "node": "us-cm-kg",
 "numbers": {
  "as_of_depth": {
   "issuer_years_sealed": [
    "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/BWIV-UN",
  "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": {
     "issuers": 819,
     "median_cadence_gap_days": 6.5,
     "median_filings": 26,
     "median_latency_days": 44,
     "name": "6770 Blank Checks"
    }
   },
   "by_type": {
    "corporate_news": 4,
    "director_change": 2,
    "directors_dealings": 9,
    "prospectus": 4,
    "regulatory_filing": 11,
    "results": 2
   },
   "cadence_median_gap_days": 6,
   "filing_days": 21,
   "filings": 32,
   "latency_days": 75,
   "latest": [
    {
     "category": "3",
     "date": "2026-08-25",
     "source": "https://www.sec.gov/Archives/edgar/data/2082847/000149315226040144/xslF345X06/ownership.xml",
     "title": "3 — 3",
     "type": "directors_dealings"
    },
    {
     "category": "8-K",
     "date": "2026-08-18",
     "source": "https://www.sec.gov/Archives/edgar/data/2082847/000149315226039024/form8-k.htm",
     "title": "8-K — 8-K (items 5.02,9.01)",
     "type": "director_change"
    },
    {
     "category": "10-Q",
     "date": "2026-08-14",
     "source": "https://www.sec.gov/Archives/edgar/data/2082847/000149315226038326/form10-q.htm",
     "title": "10-Q — 10-Q",
     "type": "results"
    },
    {
     "category": "10-Q",
     "date": "2026-05-15",
     "source": "https://www.sec.gov/Archives/edgar/data/2082847/000149315226023797/form10-q.htm",
     "title": "10-Q — 10-Q",
     "type": "results"
    },
    {
     "category": "8-K",
     "date": "2026-05-14",
     "source": "https://www.sec.gov/Archives/edgar/data/2082847/000149315226023125/form8-k.htm",
     "title": "8-K — 8-K (items 5.02,9.01)",
     "type": "director_change"
    }
   ],
   "latest_filing_date": "2026-08-25",
   "read": "the node's event lines (list_events_since), as get_filings serves them",
   "source": "https://mcp.us-cm-kg.ai/events/NYSE/BWIV-UN",
   "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": "NYSE"
   },
   "isin": {
    "market": "US",
    "reason": "no LEI, so no GLEIF ISIN route; EDGAR carries no ISIN",
    "state": "not_on_record"
   },
   "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/CIK0002082847.json",
    "state": "sourced",
    "value": "Cayman Islands"
   },
   "lei": {
    "market": "US",
    "reason": "no GLEIF record with the exact legal name in jurisdiction US-E9",
    "state": "not_on_record"
   },
   "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/CIK0002082847.json",
    "state": "sourced",
    "value": "Blue Water Acquisition Corp. IV"
   },
   "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/CIK0002082847.json",
    "state": "sourced",
    "value": "6770 Blank Checks"
   },
   "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/CIK0002082847.json",
    "state": "sourced",
    "value": "SPAC (by SIC 6770)"
   },
   "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": "BWIV-UN"
   },
   "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": [
    {
     "date": "2026-03-19",
     "source": "https://www.sec.gov/Archives/edgar/data/2082847/000087666126000260/BWIV031926.pdf",
     "title": "CERT — NYSE CERTIFICATION"
    },
    {
     "date": "2026-03-19",
     "source": "https://www.sec.gov/Archives/edgar/data/2082847/000149315226011575/form8a-12b.htm",
     "title": "8-A12B — 8-A12B"
    }
   ],
   "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:b6cfe68638b8ed0569b4232de81c170915e69dd9382caca52416547e901bcbe1",
  "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/BWIV-UN",
   "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:b6cfe68638b8ed0569b4232de81c170915e69dd9382caca52416547e901bcbe1",
 "path": "/us/NYSE/BWIV-UN",
 "schema": "research-page v0.1 (USR-02, 2026-11-11)",
 "sections": [
  {
   "id": "identity",
   "text": "The issuer is Blue Water Acquisition Corp. IV, listed on the NYSE under ticker BWIV-UN. The record holds no ISIN and no LEI for the issuer, and the segment is not on the record. Its security type is SPAC (SIC 6770), its sector is 6770 Blank Checks, and its jurisdiction is the Cayman Islands. The issuer is listed and not halted.",
   "title": "Identity and listing"
  },
  {
   "id": "disclosure",
   "text": "The record holds 32 filings in the twelve months to 2026-11-08, across 21 filing days. The median gap between filing days is 6.0 days, against an exchange median of 6.0 days and a sector median of 6.5 days. The latest filing is dated 2026-08-25, 75 days before the record date, against an exchange median latency of 4.0 days and a sector median latency of 44 days. The latest filing is of type directors_dealings. Filings by type are: regulatory_filing 11, directors_dealings 9, corporate_news 4, prospectus 4, director_change 2, results 2. The exchange median filing count is 64.0 and the sector median is 26.",
   "title": "The disclosure read"
  },
  {
   "id": "auditor",
   "text": "The auditor of record is not on the record, because the latest annual report cover carries no auditor name tag, and the auditor's location is not on the record. The record holds no auditor changes.",
   "title": "Auditor"
  },
  {
   "id": "events",
   "text": "The record holds two listing lines, both dated 2026-03-19. It holds no delisting, no name change, and no dated domicile change, and the segment move is not on the record. The issuer is listed and 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, so the count is 0.",
   "title": "Coverage"
  },
  {
   "id": "open_research",
   "text": "No openly published research notes were found on the record for the issuer.",
   "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 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": "6 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.jurisdiction",
   "source": "https://data.sec.gov/submissions/CIK0002082847.json"
  },
  {
   "for": "the disclosure lines",
   "source": "https://mcp.us-cm-kg.ai/events/NYSE/BWIV-UN"
  },
  {
   "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/BWIV-UN"
  }
 ],
 "title": "Blue Water Acquisition Corp. IV (BWIV-UN) — research page",
 "writer": {
  "by": "Claude through the platform account, Haiku class; one pass; checked against the numbers",
  "engine": "claude-haiku-5-5"
 }
}