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COSMOCHEMICALCO.,LTD — Investor Relations & Filings

Ticker · 005420 ISIN · KR7005420005 KO Manufacturing
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Filings indexed 359 across all filing types
Latest filing 2026-06-05 Major Shareholding Noti…
Country KR South Korea
Listing KO 005420

About COSMOCHEMICALCO.,LTD

https://www.cosmochem.com/

COSMOCHEMICALCO.,LTD. is a chemical materials company specializing in the production of titanium dioxide and materials for secondary batteries. The company manufactures titanium dioxide (anatase), a key white pigment used in a wide range of applications including paints, plastics, rubber, and paper. Leveraging its accumulated technology, the company also produces core materials for the secondary battery market. It was a pioneer in the manufacturing of cobalt sulfate and also supplies other essential battery materials such as nickel.

Recent filings

Filing Released Lang Actions
주식등의대량보유상황보고서(일반)
Major Shareholding Notification Classification · 95% confidence The document is a statutory large shareholding report (‘주식등의 대량보유상황보고서’) filed under Korea’s Capital Markets Act, detailing the number and percentage of shares held by the major shareholder and its related parties. This corresponds exactly to a major shareholding notification (reporting changes in significant share ownership levels).
2026-06-05 Korean
[기재정정]사업보고서 (2025.12)
Annual Report Classification · 91% confidence The document is a comprehensive “사업보고서” (business report) for the fiscal year 2025 (제58기) filed with the Korean Financial Services Commission and Korea Exchange, containing full financial statements, notes, management analysis, audit opinion, and corporate details. This matches the definition of an Annual Report (10-K). FY 2025
2026-06-02 Korean
[기재정정]분기보고서 (2026.03)
Interim / Quarterly Report Classification · 95% confidence The provided text is a comprehensive quarterly report (“분기보고서”) covering financial statements, notes (연결재무제표 주석), management’s analysis, business overview, and audit opinion sections for the period January 1, 2026 to March 31, 2026. It contains substantive financial data and analysis rather than a mere announcement or certification. This matches the definition of an Interim / Quarterly Report (Code: IR). Q1 2026
2026-06-02 Korean
[기재정정]사업보고서 (2025.12)
Annual Report Classification · 95% confidence The document is the full Korean-language “사업보고서” (Business Report) for the fiscal year ending December 31, 2025, containing comprehensive sections I through XII: company overview, business description, financial statements with notes, management’s discussion and analysis (MD&A), auditor’s opinion, governance and shareholder information, etc. It is clearly the complete annual report rather than a brief announcement or supplemental filing. This corresponds to an Annual Report (10-K) in our taxonomy. FY 2025
2026-06-02 Korean
[기재정정]분기보고서 (2026.03)
Interim / Quarterly Report Classification · 92% confidence The document is a Korean-language ‘분기보고서’ (quarterly report) covering the period January 1 to March 31, 2026, including full financial statements, notes, business overview, and management discussion. Although it is titled as a ‘정정신고’ (amendment/correction) to the originally filed Q1 report, it contains substantive financial tables and narrative analysis rather than just a notice of publication. Therefore, it is classified as an Interim/Quarterly Report. Q1 2026
2026-06-02 Korean
기업지배구조보고서공시
Governance Information Classification · 87% confidence The document is a detailed corporate governance report (“기업지배구조보고서”) covering board composition, governance policies, compliance with governance indicators, shareholder meeting procedures, and internal committees. It is not merely an announcement but the full governance information report itself. This falls squarely under the Governance Information category (Code: CGR).
2026-05-29 Korean

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