{
 "as_of": "2026-11-06",
 "cmr": "kr-cm-kg/KOSDAQ/051980",
 "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# JOONGANG ADVANCED MATERIALS Co., Ltd (KOSDAQ: 051980) — research page\n\nAs of 2026-11-06 · kr-cm-kg · record version 1\n\n## Identity and listing\n\nThe issuer is JOONGANG ADVANCED MATERIALS Co., Ltd, listed on KOSDAQ under ticker 051980 with ISIN KR7051980001. The LEI is not on the record; no GLEIF record is registered as 105-81-99490. The security type is Corporate, the segment is not on the record, the sector is 통신 및 방송 장비 제조업, and the jurisdiction is South Korea (DART filer with a corporate registration number). The issuer is listed and not halted.\n\n## The disclosure read\n\nThe record holds 55 filings on 37 filing days in the window 2025-11-06 to 2026-11-06. By type, the record holds 21 corporate news, 10 major holder, 9 AGM/EGM, 5 results, 4 ad hoc, 3 directors' dealings, 2 halt/suspension, and 1 regulatory filing. The median gap between filing days is 7.5 days, against an exchange median of 8.0 days across 1819 issuers and a sector median of 7.5 days across 66 issuers. The latest filing is dated 2026-11-02, is of type corporate news, and is 4 days before the record date of 2026-11-06, against an exchange median latency of 16.0 days and a sector median latency of 22.5 days. The issuer's filing count of 55 is above the exchange median of 33 and the sector median of 34.0.\n\n## Auditor\n\nThe auditor of record is 삼일회계법인. Its location is not on the record. The record does not carry auditor changes for this issuer.\n\n## Events and halts\n\nThe record carries no listing, delisting, name change, domicile change or segment move for this issuer, as the lifecycle type map for this register is not yet in place. The halt flag is listed, not halted.\n\n## Orderability\n\nThe 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/kr/suitability-and-appropriateness-fscma-articles-46-and-46-2/r1, and the chapter is as of 2026-11-04.\n\n## Coverage\n\nThe field has not been read. The number of research houses named on the issuer's investor-relations page is not on the record.\n\n## Open research\n\nThe field has not been read. The number of openly published research notes is not 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 record does not hold sealed issuer years for this issuer, and the market's vintage is not sealed. The live record began on 2026-09-12. Years 2021 to 2026 are sealed in the store but are not served as of a date; the as-of door answers not_sealed.\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://kind.krx.co.kr/corpgeneral/corpList.do?method=download&searchType=13 (identity.exchange)\n- https://data.krx.co.kr/comm/bldAttendant/getJsonData.cmd (identity.isin)\n- https://opendart.fss.or.kr/api/company.json?corp_code=00347716 (identity.jurisdiction)\n- https://mcp.kr-cm-kg.ai/events/KOSDAQ/051980 (the disclosure lines)\n- https://kind.krx.co.kr/investwarn/tradinghaltissue.do?method=searchTradingHaltIssueMain (the halt flag)\n- https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20260323001194 (the auditor)\n- https://mcp.kr-cm-kg.ai/book/aio.json (the orderability chapter)\n- https://mcp.kr-cm-kg.ai/record/KOSDAQ/051980 (the record)\n",
 "market": "KR",
 "node": "kr-cm-kg",
 "numbers": {
  "as_of_depth": {
   "issuer_years_sealed": [],
   "live_record_began": "2026-09-12",
   "node_history_from": null,
   "node_years_sealed": [],
   "note": "6 years are sealed in the KR store; their Replay split is not built, so the as-of door answers not_sealed and the record is the live record as of 2026-11-06",
   "record_version": 1,
   "sealed": false,
   "store_years_sealed_not_served": [
    "2021",
    "2022",
    "2023",
    "2024",
    "2025",
    "2026"
   ]
  },
  "auditor": {
   "auditor": {
    "read_by": "DART API 회계감사인의 명칭 및 감사의견 (annual report 11011, business year 2025)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20260323001194",
    "state": "sourced",
    "value": "삼일회계법인"
   },
   "auditor_firm_id": {
    "market": "KR",
    "state": "not_on_record"
   },
   "auditor_location": {
    "market": "KR",
    "state": "not_on_record"
   },
   "changes": {
    "market": "KR",
    "reason": "no lifecycle type map for this register yet (SHELF-01: us and ca first)",
    "state": "not_on_record"
   }
  },
  "cmr": "kr-cm-kg/KOSDAQ/051980",
  "coverage": {
   "note": "the coverage field has not been read for this issuer",
   "state": "not_read"
  },
  "disclosure": {
   "against": {
    "exchange": {
     "issuers": 1819,
     "median_cadence_gap_days": 8,
     "median_filings": 33,
     "median_latency_days": 16,
     "name": "KOSDAQ"
    },
    "sector": {
     "issuers": 66,
     "median_cadence_gap_days": 7.5,
     "median_filings": 34,
     "median_latency_days": 22.5,
     "name": "통신 및 방송 장비 제조업"
    }
   },
   "by_type": {
    "ad_hoc": 4,
    "agm_egm": 9,
    "corporate_news": 21,
    "directors_dealings": 3,
    "halt_suspension": 2,
    "major_holder": 10,
    "regulatory_filing": 1,
    "results": 5
   },
   "cadence_median_gap_days": 7.5,
   "filing_days": 37,
   "filings": 55,
   "latency_days": 4,
   "latest": [
    {
     "category": null,
     "date": "2026-11-02",
     "source": "https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20261102900853",
     "title": "[기재정정]최대주주변경을수반하는주식담보제공계약체결",
     "type": "corporate_news"
    },
    {
     "category": null,
     "date": "2026-10-30",
     "source": "https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20261030900873",
     "title": "[기재정정]단일판매ㆍ공급계약체결",
     "type": "corporate_news"
    },
    {
     "category": null,
     "date": "2026-10-30",
     "source": "https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20261030000099",
     "title": "주식등의대량보유상황보고서(일반)",
     "type": "major_holder"
    },
    {
     "category": null,
     "date": "2026-10-28",
     "source": "https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20261028900715",
     "title": "주권매매거래정지              (중요한 영업정지)",
     "type": "halt_suspension"
    },
    {
     "category": null,
     "date": "2026-10-28",
     "source": "https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20261028000447",
     "title": "주요사항보고서(영업정지)",
     "type": "ad_hoc"
    }
   ],
   "latest_filing_date": "2026-11-02",
   "read": "the node's event lines (list_events_since), as get_filings serves them",
   "source": "https://mcp.kr-cm-kg.ai/events/KOSDAQ/051980",
   "window": {
    "from": "2025-11-06",
    "to": "2026-11-06"
   }
  },
  "identity": {
   "exchange": {
    "read_by": "KIND (KRX) listed-company list (corpList.do download)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://kind.krx.co.kr/corpgeneral/corpList.do?method=download&searchType=13",
    "state": "sourced",
    "value": "KOSDAQ"
   },
   "isin": {
    "read_by": "KRX stock finder (data.krx.co.kr finder_stkisu: full_code = the KRX standard code)",
    "read_date": "2026-11-08",
    "read_date_basis": "the field",
    "source": "https://data.krx.co.kr/comm/bldAttendant/getJsonData.cmd  [POST bld=dbms/comm/finder/finder_stkisu, mktsel=ALL]",
    "state": "sourced",
    "value": "KR7051980001"
   },
   "jurisdiction": {
    "read_by": "DART company.json (company profile per corp_code, keyed API) (jurir_no)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://opendart.fss.or.kr/api/company.json?corp_code=00347716",
    "state": "sourced",
    "value": "South Korea (DART filer with a corporate registration number)"
   },
   "lei": {
    "market": "KR",
    "reason": "no GLEIF record registered as 105-81-99490",
    "state": "not_on_record"
   },
   "name": {
    "read_by": "DART company.json (company profile per corp_code, keyed API)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://opendart.fss.or.kr/api/company.json?corp_code=00347716",
    "state": "sourced",
    "value": "JOONGANG ADVANCED MATERIALS Co., Ltd"
   },
   "sector": {
    "read_by": "KIND (KRX) listed-company list (corpList.do download) (업종)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://kind.krx.co.kr/corpgeneral/corpList.do?method=download&searchType=13",
    "state": "sourced",
    "value": "통신 및 방송 장비 제조업"
   },
   "security_type": {
    "read_by": "KIND (KRX) listed-company list (corpList.do download)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://kind.krx.co.kr/corpgeneral/corpList.do?method=download&searchType=13",
    "state": "sourced",
    "value": "Corporate"
   },
   "segment": {
    "market": "KR",
    "state": "not_on_record"
   },
   "ticker": {
    "read_by": "KIND (KRX) listed-company list (corpList.do download)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://kind.krx.co.kr/corpgeneral/corpList.do?method=download&searchType=13",
    "state": "sourced",
    "value": "051980"
   },
   "website": {
    "read_by": "KIND (KRX) listed-company list (corpList.do download)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://kind.krx.co.kr/corpgeneral/corpList.do?method=download&searchType=13",
    "state": "sourced",
    "value": "http://joongangdnm.co.kr"
   }
  },
  "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": "KR",
    "reason": "no lifecycle type map for this register yet (SHELF-01: us and ca first)",
    "state": "not_on_record"
   },
   "domicile_change": {
    "market": "KR",
    "reason": "no lifecycle type map for this register yet (SHELF-01: us and ca first)",
    "state": "not_on_record"
   },
   "listing": {
    "market": "KR",
    "reason": "no lifecycle type map for this register yet (SHELF-01: us and ca first)",
    "state": "not_on_record"
   },
   "name_change": {
    "market": "KR",
    "reason": "no lifecycle type map for this register yet (SHELF-01: us and ca first)",
    "state": "not_on_record"
   },
   "segment_move": {
    "market": "KR",
    "reason": "no lifecycle type map for this register yet (SHELF-01: us and ca first)",
    "state": "not_on_record"
   }
  },
  "market": "KR",
  "node": "kr-cm-kg",
  "numbers_hash": "sha256:c2a4a0382eaeab080eda85835abe6eff45506774397982913e82643e32b7f845",
  "open_research": {
   "rows": [],
   "state": "not_read"
  },
  "orderability": {
   "chapter_as_of": "2026-11-04",
   "client_categories": [],
   "determinable": false,
   "read": {
    "chapter": "https://mcp.kr-cm-kg.ai/book/aio.json",
    "door": "https://mcp.kr-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/kr/suitability-and-appropriateness-fscma-articles-46-and-46-2/r1",
   "section": "kr.aio.v5"
  },
  "record": {
   "as_of": "2026-11-06",
   "url": "https://mcp.kr-cm-kg.ai/record/KOSDAQ/051980",
   "version": 1
  },
  "schema": "research-numbers v0.1 (USR-01, 2026-11-11)",
  "status": {
   "read_date": "2026-11-08",
   "source": "https://kind.krx.co.kr/investwarn/tradinghaltissue.do?method=searchTradingHaltIssueMain",
   "value": "listed, not halted"
  }
 },
 "numbers_hash": "sha256:c2a4a0382eaeab080eda85835abe6eff45506774397982913e82643e32b7f845",
 "path": "/kr/KOSDAQ/051980",
 "schema": "research-page v0.1 (USR-02, 2026-11-11)",
 "sections": [
  {
   "id": "identity",
   "text": "The issuer is JOONGANG ADVANCED MATERIALS Co., Ltd, listed on KOSDAQ under ticker 051980 with ISIN KR7051980001. The LEI is not on the record; no GLEIF record is registered as 105-81-99490. The security type is Corporate, the segment is not on the record, the sector is 통신 및 방송 장비 제조업, and the jurisdiction is South Korea (DART filer with a corporate registration number). The issuer is listed and not halted.",
   "title": "Identity and listing"
  },
  {
   "id": "disclosure",
   "text": "The record holds 55 filings on 37 filing days in the window 2025-11-06 to 2026-11-06. By type, the record holds 21 corporate news, 10 major holder, 9 AGM/EGM, 5 results, 4 ad hoc, 3 directors' dealings, 2 halt/suspension, and 1 regulatory filing. The median gap between filing days is 7.5 days, against an exchange median of 8.0 days across 1819 issuers and a sector median of 7.5 days across 66 issuers. The latest filing is dated 2026-11-02, is of type corporate news, and is 4 days before the record date of 2026-11-06, against an exchange median latency of 16.0 days and a sector median latency of 22.5 days. The issuer's filing count of 55 is above the exchange median of 33 and the sector median of 34.0.",
   "title": "The disclosure read"
  },
  {
   "id": "auditor",
   "text": "The auditor of record is 삼일회계법인. Its location is not on the record. The record does not carry auditor changes for this issuer.",
   "title": "Auditor"
  },
  {
   "id": "events",
   "text": "The record carries no listing, delisting, name change, domicile change or segment move for this issuer, as the lifecycle type map for this register is not yet in place. The halt flag is listed, not halted.",
   "title": "Events and halts"
  },
  {
   "id": "orderability",
   "text": "The 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/kr/suitability-and-appropriateness-fscma-articles-46-and-46-2/r1, and the chapter is as of 2026-11-04.",
   "title": "Orderability"
  },
  {
   "id": "coverage",
   "text": "The field has not been read. The number of research houses named on the issuer's investor-relations page is not on the record.",
   "title": "Coverage"
  },
  {
   "id": "open_research",
   "text": "The field has not been read. The number of openly published research notes is not 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 record does not hold sealed issuer years for this issuer, and the market's vintage is not sealed. The live record began on 2026-09-12. Years 2021 to 2026 are sealed in the store but are not served as of a date; the as-of door answers not_sealed.",
   "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://kind.krx.co.kr/corpgeneral/corpList.do?method=download&searchType=13"
  },
  {
   "for": "identity.isin",
   "source": "https://data.krx.co.kr/comm/bldAttendant/getJsonData.cmd"
  },
  {
   "for": "identity.jurisdiction",
   "source": "https://opendart.fss.or.kr/api/company.json?corp_code=00347716"
  },
  {
   "for": "the disclosure lines",
   "source": "https://mcp.kr-cm-kg.ai/events/KOSDAQ/051980"
  },
  {
   "for": "the halt flag",
   "source": "https://kind.krx.co.kr/investwarn/tradinghaltissue.do?method=searchTradingHaltIssueMain"
  },
  {
   "for": "the auditor",
   "source": "https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20260323001194"
  },
  {
   "for": "the orderability chapter",
   "source": "https://mcp.kr-cm-kg.ai/book/aio.json"
  },
  {
   "for": "the record",
   "source": "https://mcp.kr-cm-kg.ai/record/KOSDAQ/051980"
  }
 ],
 "title": "JOONGANG ADVANCED MATERIALS Co., Ltd (051980) — research page",
 "writer": {
  "by": "Claude through the platform account, Haiku class; one pass; checked against the numbers",
  "engine": "claude-haiku-5-5"
 }
}