{
 "as_of": "2026-11-06",
 "cmr": "kr-cm-kg/KOSDAQ/053050",
 "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# GSE Co., Ltd. (KOSDAQ: 053050) — research page\n\nAs of 2026-11-06 · kr-cm-kg · record version 1\n\n## Identity and listing\n\nThe issuer is GSE Co., Ltd., listed on KOSDAQ under ticker 053050, with ISIN KR7053050001. The record holds no LEI for the issuer, which is not on the record. The security type is Corporate, the segment is not on the record, the sector is 연료용 가스 제조 및 배관공급업, and the jurisdiction is South Korea. The issuer is listed and not halted.\n\n## The disclosure read\n\nThe record holds 17 filings across 11 filing days in the window 2025-11-06 to 2026-11-06. The median gap between filing days is 24.5 days. The latest filing is dated 2026-08-14 and is of type dividend, 84 days before the record date of 2026-11-06. The exchange median is 8.0 days for cadence, 33 filings and 16.0 days for latency across 1819 issuers. The sector median is 13.5 days for cadence, 22 filings and 77.5 days for latency across 9 issuers.\n\n## Auditor\n\nThe auditor of record is 삼덕회계법인, with its location not on the record. Auditor changes are not on the record.\n\n## Events and halts\n\nListing, delisting, name change, domicile change and segment move are not on the record, as the market's lifecycle type map is not yet available. The issuer is listed and not halted.\n\n## Orderability\n\nThe orderability outcome is not determinable for this issuer, because the chapter's orderability section carries no client categories. The applicable rule version is acm-68000/kr/suitability-and-appropriateness-fscma-articles-46-and-46-2/r1, with the chapter as of 2026-11-04.\n\n## Coverage\n\nNo research houses were found on the investor-relations pages read for this issuer.\n\n## Open research\n\nThe record holds two openly published research notes, both by 한국기업데이터(주): one dated 2019-12-26 and one dated 2021-08-26.\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 market's vintage is not sealed, and no issuer years are sealed. The live record began on 2026-09-12. The store holds sealed years 2021 through 2026 that are not served as of a date, and the as-of door answers not_sealed.\n\n## Sources\n\n10 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=00351995 (identity.jurisdiction)\n- https://mcp.kr-cm-kg.ai/events/KOSDAQ/053050 (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=20260731000454 (the auditor)\n- https://mcp.kr-cm-kg.ai/book/aio.json (the orderability chapter)\n- https://ssl.pstatic.net/imgstock/upload/research/company/1629947832678.pdf (open research)\n- https://ssl.pstatic.net/imgstock/upload/research/company/1577411603734.pdf (open research)\n- https://mcp.kr-cm-kg.ai/record/KOSDAQ/053050 (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=20260731000454",
    "state": "sourced",
    "value": "삼덕회계법인"
   },
   "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/053050",
  "coverage": {
   "count": 0,
   "houses": [],
   "pages_checked": [],
   "read_by": "Perplexity sonar (search) · page read by this rail",
   "read_date": "2026-11-12",
   "since": null,
   "state": "none_found"
  },
  "disclosure": {
   "against": {
    "exchange": {
     "issuers": 1819,
     "median_cadence_gap_days": 8,
     "median_filings": 33,
     "median_latency_days": 16,
     "name": "KOSDAQ"
    },
    "sector": {
     "issuers": 9,
     "median_cadence_gap_days": 13.5,
     "median_filings": 22,
     "median_latency_days": 77.5,
     "name": "연료용 가스 제조 및 배관공급업"
    }
   },
   "by_type": {
    "agm_egm": 4,
    "corporate_news": 2,
    "dividend": 4,
    "regulatory_filing": 1,
    "results": 6
   },
   "cadence_median_gap_days": 24.5,
   "filing_days": 11,
   "filings": 17,
   "latency_days": 84,
   "latest": [
    {
     "category": null,
     "date": "2026-08-14",
     "source": "https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20260814902375",
     "title": "현금ㆍ현물배당결정              (분기배당)",
     "type": "dividend"
    },
    {
     "category": null,
     "date": "2026-08-14",
     "source": "https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20260814003390",
     "title": "반기보고서 (2026.06)",
     "type": "results"
    },
    {
     "category": null,
     "date": "2026-07-31",
     "source": "https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20260731000454",
     "title": "[기재정정]사업보고서 (2025.12)",
     "type": "results"
    },
    {
     "category": null,
     "date": "2026-06-15",
     "source": "https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20260615900560",
     "title": "중간(분기)배당을위한주주명부폐쇄(기준일)결정",
     "type": "dividend"
    },
    {
     "category": null,
     "date": "2026-05-15",
     "source": "https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20260515001744",
     "title": "분기보고서 (2026.03)",
     "type": "results"
    }
   ],
   "latest_filing_date": "2026-08-14",
   "read": "the node's event lines (list_events_since), as get_filings serves them",
   "source": "https://mcp.kr-cm-kg.ai/events/KOSDAQ/053050",
   "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": "KR7053050001"
   },
   "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=00351995",
    "state": "sourced",
    "value": "South Korea (DART filer with a corporate registration number)"
   },
   "lei": {
    "market": "KR",
    "reason": "no GLEIF record registered as 105-81-37529",
    "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=00351995",
    "state": "sourced",
    "value": "GSE 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": "연료용 가스 제조 및 배관공급업"
   },
   "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": "053050"
   },
   "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://www.yesgse.com"
   }
  },
  "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": "sha256:416a68742a62229f9b677dc30840bf5c28f1cf11b59dffa2c7a33cdf0e5989cd",
  "open_research": {
   "read_date": "2026-11-12",
   "rows": [
    {
     "date": "2021-08-26",
     "kind": "independent",
     "publisher": "한국기업데이터(주)",
     "read_by": "the note's link answers (200 application/pdf); a document, not read as text",
     "read_date": "2026-11-12",
     "source": "https://ssl.pstatic.net/imgstock/upload/research/company/1629947832678.pdf",
     "state": "sourced",
     "title": "기술분석보고서 — 지에스이(053050)"
    },
    {
     "date": "2019-12-26",
     "kind": "independent",
     "publisher": "한국기업데이터(주)",
     "read_by": "the note's link answers (200 application/pdf); a document, not read as text",
     "read_date": "2026-11-12",
     "source": "https://ssl.pstatic.net/imgstock/upload/research/company/1577411603734.pdf",
     "state": "sourced",
     "title": "기술분석보고서 — 지에스이(053050)"
    }
   ],
   "state": "found"
  },
  "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/053050",
   "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": "sha256:416a68742a62229f9b677dc30840bf5c28f1cf11b59dffa2c7a33cdf0e5989cd",
 "path": "/kr/KOSDAQ/053050",
 "schema": "research-page v0.1 (USR-02, 2026-11-11)",
 "sections": [
  {
   "id": "identity",
   "text": "The issuer is GSE Co., Ltd., listed on KOSDAQ under ticker 053050, with ISIN KR7053050001. The record holds no LEI for the issuer, which is not on the record. The security type is Corporate, the segment is not on the record, the sector is 연료용 가스 제조 및 배관공급업, and the jurisdiction is South Korea. The issuer is listed and not halted.",
   "title": "Identity and listing"
  },
  {
   "id": "disclosure",
   "text": "The record holds 17 filings across 11 filing days in the window 2025-11-06 to 2026-11-06. The median gap between filing days is 24.5 days. The latest filing is dated 2026-08-14 and is of type dividend, 84 days before the record date of 2026-11-06. The exchange median is 8.0 days for cadence, 33 filings and 16.0 days for latency across 1819 issuers. The sector median is 13.5 days for cadence, 22 filings and 77.5 days for latency across 9 issuers.",
   "title": "The disclosure read"
  },
  {
   "id": "auditor",
   "text": "The auditor of record is 삼덕회계법인, with its location not on the record. Auditor changes are not on the record.",
   "title": "Auditor"
  },
  {
   "id": "events",
   "text": "Listing, delisting, name change, domicile change and segment move are not on the record, as the market's lifecycle type map is not yet available. The issuer is listed and not halted.",
   "title": "Events and halts"
  },
  {
   "id": "orderability",
   "text": "The orderability outcome is not determinable for this issuer, because the chapter's orderability section carries no client categories. The applicable rule version is acm-68000/kr/suitability-and-appropriateness-fscma-articles-46-and-46-2/r1, with the chapter as of 2026-11-04.",
   "title": "Orderability"
  },
  {
   "id": "coverage",
   "text": "No research houses were found on the investor-relations pages read for this issuer.",
   "title": "Coverage"
  },
  {
   "id": "open_research",
   "text": "The record holds two openly published research notes, both by 한국기업데이터(주): one dated 2019-12-26 and one dated 2021-08-26.",
   "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 market's vintage is not sealed, and no issuer years are sealed. The live record began on 2026-09-12. The store holds sealed years 2021 through 2026 that are not served as of a date, and the as-of door answers not_sealed.",
   "title": "As-of depth"
  },
  {
   "id": "sources",
   "text": "10 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=00351995"
  },
  {
   "for": "the disclosure lines",
   "source": "https://mcp.kr-cm-kg.ai/events/KOSDAQ/053050"
  },
  {
   "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=20260731000454"
  },
  {
   "for": "the orderability chapter",
   "source": "https://mcp.kr-cm-kg.ai/book/aio.json"
  },
  {
   "for": "open research",
   "source": "https://ssl.pstatic.net/imgstock/upload/research/company/1629947832678.pdf"
  },
  {
   "for": "open research",
   "source": "https://ssl.pstatic.net/imgstock/upload/research/company/1577411603734.pdf"
  },
  {
   "for": "the record",
   "source": "https://mcp.kr-cm-kg.ai/record/KOSDAQ/053050"
  }
 ],
 "title": "GSE Co., Ltd. (053050) — research page",
 "writer": {
  "by": "Claude through the platform account, Haiku class; one pass; checked against the numbers",
  "engine": "claude-haiku-5-5"
 }
}