{ "as_of": "2026-11-06", "cmr": "kr-cm-kg/KOSPI/000660", "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# SK hynix Inc. (KOSPI: 000660) — research page\n\nAs of 2026-11-06 · kr-cm-kg · record version 1\n\n## Identity and listing\n\nThe issuer is SK hynix Inc., listed on KOSPI under ticker 000660, ISIN KR7000660001, LEI 988400XAIK6XISWQV045. Its security type is Corporate, its sector is 반도체 제조업, and its jurisdiction is South Korea, a DART filer with a corporate registration number. Its segment is not on the record. Its listing status is listed, not halted.\n\n## The disclosure read\n\nThe record holds 439 filings in the twelve months to 2026-11-06, across 81 filing days. The median gap between filing days is 3.0 days. The latest filing is dated 2026-10-29 and is of type exchange_bulletin, 8 days before the record date. The KOSPI median cadence gap is 7.0 days, the median filings are 49.0 and the median latency is 7.0 days. The 반도체 제조업 sector median cadence gap is 9 days, the median filings are 33.0 and the median latency is 14 days.\n\n## Auditor\n\nThe auditor of record is 삼정회계법인. 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 does not carry listing, delisting, name change, domicile change or segment move events, because no lifecycle type map exists for this register yet. 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, so no research houses are named from the issuer's investor-relations page.\n\n## Open research\n\nThe field has not been read, so no openly published research notes are recorded.\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 not sealed. The live record began on 2026-09-12. Years 2021, 2022, 2023, 2024, 2025 and 2026 are sealed in the store but are not served as of a date, and the as-of door answers not_sealed.\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://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=00164779 (identity.jurisdiction)\n- https://api.gleif.org/api/v1/lei-records/988400XAIK6XISWQV045 (identity.lei)\n- https://mcp.kr-cm-kg.ai/events/KOSPI/000660 (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=20260317000635 (the auditor)\n- https://mcp.kr-cm-kg.ai/book/aio.json (the orderability chapter)\n- https://mcp.kr-cm-kg.ai/record/KOSPI/000660 (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=20260317000635", "state": "sourced", "value": "삼정회계법인" }, "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/KOSPI/000660", "coverage": { "note": "the coverage field has not been read for this issuer", "state": "not_read" }, "disclosure": { "against": { "exchange": { "issuers": 832, "median_cadence_gap_days": 7, "median_filings": 49, "median_latency_days": 7, "name": "KOSPI" }, "sector": { "issuers": 74, "median_cadence_gap_days": 9, "median_filings": 33, "median_latency_days": 14, "name": "반도체 제조업" } }, "by_type": { "ad_hoc": 13, "agm_egm": 6, "corporate_news": 84, "directors_dealings": 280, "dividend": 8, "exchange_bulletin": 22, "major_holder": 4, "prospectus": 6, "regulatory_filing": 7, "results": 9 }, "cadence_median_gap_days": 3, "filing_days": 81, "filings": 439, "latency_days": 8, "latest": [ { "category": null, "date": "2026-10-29", "source": "https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20261029800130", "title": "풍문또는보도에대한해명(미확정)", "type": "exchange_bulletin" }, { "category": null, "date": "2026-10-28", "source": "https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20261028800052", "title": "[기재정정]기업설명회(IR)개최(안내공시)", "type": "corporate_news" }, { "category": null, "date": "2026-10-28", "source": "https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20261028800048", "title": "현금ㆍ현물배당을위한주주명부폐쇄(기준일)결정", "type": "dividend" }, { "category": null, "date": "2026-10-28", "source": "https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20261028800045", "title": "현금ㆍ현물배당결정", "type": "dividend" }, { "category": null, "date": "2026-10-28", "source": "https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20261028800040", "title": "수시공시의무관련사항(공정공시)", "type": "exchange_bulletin" } ], "latest_filing_date": "2026-10-29", "read": "the node's event lines (list_events_since), as get_filings serves them", "source": "https://mcp.kr-cm-kg.ai/events/KOSPI/000660", "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": "KOSPI" }, "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": "KR7000660001" }, "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=00164779", "state": "sourced", "value": "South Korea (DART filer with a corporate registration number)" }, "lei": { "read_by": "GLEIF registeredAs = DART business registration number (RA000657; GLEIF golden copy 2026-09-12)", "read_date": "2026-11-06", "read_date_basis": "the record version as_of", "source": "https://api.gleif.org/api/v1/lei-records/988400XAIK6XISWQV045", "state": "filled", "value": "988400XAIK6XISWQV045" }, "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=00164779", "state": "sourced", "value": "SK hynix Inc." }, "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": "반도체 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": "000660" }, "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.skhynix.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:fc6e39a3980866b292f8c7b1807e40a44f3b28292f9b326300d86820464353d3", "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/KOSPI/000660", "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:fc6e39a3980866b292f8c7b1807e40a44f3b28292f9b326300d86820464353d3", "path": "/kr/KOSPI/000660", "schema": "research-page v0.1 (USR-02, 2026-11-11)", "sections": [ { "id": "identity", "text": "The issuer is SK hynix Inc., listed on KOSPI under ticker 000660, ISIN KR7000660001, LEI 988400XAIK6XISWQV045. Its security type is Corporate, its sector is 반도체 제조업, and its jurisdiction is South Korea, a DART filer with a corporate registration number. Its segment is not on the record. Its listing status is listed, not halted.", "title": "Identity and listing" }, { "id": "disclosure", "text": "The record holds 439 filings in the twelve months to 2026-11-06, across 81 filing days. The median gap between filing days is 3.0 days. The latest filing is dated 2026-10-29 and is of type exchange_bulletin, 8 days before the record date. The KOSPI median cadence gap is 7.0 days, the median filings are 49.0 and the median latency is 7.0 days. The 반도체 제조업 sector median cadence gap is 9 days, the median filings are 33.0 and the median latency is 14 days.", "title": "The disclosure read" }, { "id": "auditor", "text": "The auditor of record is 삼정회계법인. Its location is not on the record. The record does not carry auditor changes for this issuer.", "title": "Auditor" }, { "id": "events", "text": "The record does not carry listing, delisting, name change, domicile change or segment move events, because no lifecycle type map exists for this register yet. 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, so no research houses are named from the issuer's investor-relations page.", "title": "Coverage" }, { "id": "open_research", "text": "The field has not been read, so no openly published research notes are recorded.", "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 not sealed. The live record began on 2026-09-12. Years 2021, 2022, 2023, 2024, 2025 and 2026 are sealed in the store but are not served as of a date, and the as-of door answers not_sealed.", "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://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=00164779" }, { "for": "identity.lei", "source": "https://api.gleif.org/api/v1/lei-records/988400XAIK6XISWQV045" }, { "for": "the disclosure lines", "source": "https://mcp.kr-cm-kg.ai/events/KOSPI/000660" }, { "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=20260317000635" }, { "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/KOSPI/000660" } ], "title": "SK hynix Inc. (000660) — research page", "writer": { "by": "Claude through the platform account, Haiku class; one pass; checked against the numbers", "engine": "claude-haiku-5-5" } }