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ISU SPECIALTY CHEMICAL CO., LTD. — Investor Relations & Filings

Ticker · 457190 ISIN · KR7457190007 KO Manufacturing
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Filings indexed 129 across all filing types
Latest filing 2026-05-15 Interim / Quarterly Rep…
Country KR South Korea
Listing KO 457190

About ISU SPECIALTY CHEMICAL CO., LTD.

https://www.isuspecialtychemical.com/en…

ISU SPECIALTY CHEMICAL CO., LTD. is a manufacturer of fine and specialty chemical products. The company's core portfolio includes mercaptans such as TDM (Tertiary Dodecyl Mercaptan), NOM (Normal Octyl Mercaptan), and NDM (Normal Dodecyl Mercaptan), which serve as key materials for tire antioxidants, synthetic rubber, automotive interiors, and nitrile gloves. It also produces Isopropyl Alcohol (IPA) for use in paints, printing inks, and sanitizers, alongside special solvents (D-SOL) for metalworking fluids and battery recycling. A primary focus for the company is the development and production of advanced materials, particularly Lithium Sulfide (Li2S), a critical component for next-generation all-solid-state battery electrolytes.

Recent filings

Filing Released Lang Actions
분기보고서 (2026.03)
Interim / Quarterly Report Classification · 93% confidence The document is titled ‘분기보고서’ and covers Q1 of the 4th fiscal term (2026-01-01 to 2026-03-31). It contains full financial tables (sales, costs, assets, production, cash flows, risk management, etc.) rather than just an announcement or link. This matches the definition of a comprehensive Interim/Quarterly Report. Q1 2026
2026-05-15 Korean
기업설명회(IR)개최(안내공시)
Investor Presentation Classification · 80% confidence The document is an official announcement (안내공시) of an upcoming investor relations meeting (기업설명회/IR) detailing date, location, agenda, and related information. This pertains to an investor presentation event rather than a financial report or filing, fitting the “Investor Presentation” category rather than an earnings release, interim report, or regulatory notice. Thus, it should be classified as an investor presentation (IP).
2026-05-12 Korean
기업설명회(IR)개최(안내공시)
Regulatory Filings Classification · 85% confidence The document is a brief regulatory announcement (공시) scheduling a corporate investor presentation (IR) meeting—listing date, location, participants, purpose, and linking to where materials will be posted. It does not contain the actual presentation slides or detailed financial data, and is under 5,000 characters. Hence it is a general regulatory filing announcing an upcoming event, not the presentation itself.
2026-05-12 Korean
기업설명회(IR)개최(안내공시)
Regulatory Filings Classification · 95% confidence The document is a short announcement (안내공시) in Korean notifying investors of an upcoming Investor Relations meeting (IR), specifying date, time, place, participants, and agenda. It does not include substantive financial statements, the actual presentation materials, or detailed financial analysis. It is an operational/regulatory notice of an event, which falls under the general catch-all for regulatory announcements that do not fit more specific categories.
2026-05-12 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 92% confidence The document is titled "임원ㆍ주요주주 특정증권등 소유상황보고서", detailing the number of shares and changes held by executives and major shareholders, including transaction dates, share counts before and after, and nature of transactions (e.g., exchange exercises). This matches an insider shareholding disclosure by directors and major shareholders, which falls under Director's Dealing (insider transactions) per our taxonomy.
2026-04-29 Korean
주식등의대량보유상황보고서(일반)
Major Shareholding Notification Classification · 95% confidence The document is titled “주식등의 대량보유상황보고서” (Large Shareholding Status Report) and follows the detailed Korean regulatory form under the Capital Markets Act Article 147 for reporting significant shareholding changes by a major shareholder. It includes precise share counts, ownership percentages, change reasons, and related contractual details. This matches the definition of a Major Shareholding Notification (MRQ).
2026-04-29 Korean

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