# kr-eco.ai — Electronic Compliance Object · South Korea
Canonical: https://kr-eco.ai/llms.txt

NODE LIVE · as_of 2026-10-26 · 2,802 issuers · door https://mcp.kr-cm-kg.ai/mcp

- Regulator: Financial Services Commission (FSC) - policy/rule-making; Financial Supervisory Service (FSS) - operates DART (page footer 'Financial Supervisory Service') (source: https://www.fsc.go.kr/eng/ ; https://www.fsc.go.kr/eng/pr010101/85653 ; https://englishdart.fss.or.kr/about/engAbout3.do)
- Exchange(s) and listings page: [{"name":"Korea Exchange (KRX) - KOSPI Market, KOSDAQ Market, KONEX Market","listings_page":"https://englishdart.fss.or.kr/"}] (source: https://englishdart.fss.or.kr/ ; https://global.krx.co.kr/main/main.jsp)
- Regulated-information store: DART (Data Analysis, Retrieval and Transfer System; FSS) for FISCMA filings; KRX KIND (Korea Investor's Network for Disclosure) for exchange disclosure (source: https://englishdart.fss.or.kr/about/engAbout1.do ; https://global.krx.co.kr/contents/GLB/06/0602/0602020101/GLB0602020101T1.jsp)
- Periodic disclosure obligations and deadlines: [{"report":"Annual Report","deadline":"submitted and disclosed within 90 days after the end of that business year"},{"report":"Semi-annual Report","deadline":"submitted and disclosed within 45 days after the end of the semi-annual period"},{"report":"Quarterly Report (first three months and nine months)","deadline":"submitted and disclosed within 45 days after the end of each quarterly term"}] (source: https://global.krx.co.kr/contents/GLB/06/0602/0602020102/GLB0602020102T1.jsp)
- Ad hoc / inside-information regime: KRX timely disclosure of important business matters under the Disclosure Regulations of the KRX-KOSDAQ Market; "the disclosure regulations of the KRX specifies the matters to be disclosed on the same day and on the next day"; material-information trading suspension of 30 minutes from disclosure (source: https://global.krx.co.kr/contents/GLB/06/0602/0602020101/GLB0602020101T1.jsp ; https://global.krx.co.kr/contents/GLB/06/0602/0602020101/GLB0602020101T2.jsp ; https://global.krx.co.kr/contents/GLB/01/0109/0109000000/guide_to_trading_in_the_korean_stock_market.pdf)
- Filing format: Electronic filing mandatory (Chapter 6 of the Regulation on Securities Issuance and Disclosure, via DART); XBRL financial statements (K-IFRS taxonomy) available on DART (source: https://englishdart.fss.or.kr/about/engAbout3.do ; https://englishdart.fss.or.kr/about/engAbout1.do)
- ISIN prefix: KR - Korea Exchange (KRX) "As the National Numbering Agency (NNA) in the Republic of Korea" (source: https://anna-web.org/meet-our-members-korea-exchange/)
- LEI: Korea Securities Depository (KSD) is listed by GLEIF among LEI issuing organizations (original sources) (source: https://www.gleif.org/en/lei-data/gleif-concatenated-file/lei-issuers-original-sources)
- Market calendar: KRX Guide to Trading in the Korean Stock Market - Trading Days and Holidays: markets open Monday to Friday, closed on Labor Day (May 1), the last trading day of the year, etc. (source: https://global.krx.co.kr/contents/GLB/01/0109/0109000000/guide_to_trading_in_the_korean_stock_market.pdf)
- Filing language(s): Korean; English disclosure from KRX: large KOSPI-listed companies (assets KRW10 trillion or more) submit English disclosures on 26 key material items within three business days of the Korean filing (effective Jan 2024); FSC proposal extends mandatory English disclosure to all KRX-required items and same-day filing for those large companies (source: https://www.fsc.go.kr/eng/pr010101/85653)
- Trading halts page: KRX trading suspension of individual issue under the disclosure regulations (e.g. 30 minutes from disclosure of material information; designation as unfaithful disclosure corporation; missed periodic-report deadline) - described in KRX trading guide; no live halts list page read (source: https://global.krx.co.kr/contents/GLB/01/0109/0109000000/guide_to_trading_in_the_korean_stock_market.pdf ; https://global.krx.co.kr/contents/GLB/06/0602/0602020103/GLB0602020103T1.jsp)
- Store lookup: DART English: Search Filings > Search by Company / Integrated Search for Disclosures (source: https://englishdart.fss.or.kr/)

Signals (ACM-68000): ACM-200 trading · ACM-403 halted · ACM-404 not on the register · ACM-451 read the filing
Machine: /eco.json /signals.json /nodes.json /health.json /isin/{ISIN} /ticker/{EXCHANGE:SYMBOL}
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