Skip to main content
OCI Company Ltd. logo

OCI Company Ltd. — Investor Relations & Filings

Ticker · 456040 ISIN · KR7456040005 LEI · 988400XZQA7CG16LDK87 KO Manufacturing
Open in API
Filings indexed 217 across all filing types
Latest filing 2025-03-25 Board/Management Inform…
Country KR South Korea
Listing KO 456040

About OCI Company Ltd.

https://www.oci.co.kr/en

OCI Company Ltd., established in 1959, is a chemical company specializing in basic chemicals and advanced materials. The company manufactures and supplies a range of high-value products for critical industries. Its core offerings for the semiconductor sector include ultra-high purity polysilicon, semiconductor-grade phosphoric acid, hydrogen peroxide, and pitch for isotropic artificial graphite, supplying major global chip manufacturers. OCI is also expanding its presence in the energy solutions market by developing and producing specialty materials for next-generation silicon anodes used in Li-ion batteries. The company leverages its long-standing technical expertise to provide essential materials that support the growth of advanced technology industries.

Recent filings

Filing Released Lang Actions
대표이사(대표집행임원)변경(안내공시)
Board/Management Information Classification · 100% confidence The document is a formal announcement regarding the change of the company's Representative Director (CEO). It lists the names of the outgoing and incoming directors, the reason for the change (resignation and new appointment), and the effective date. This falls directly under the category of Board/Management Information (MANG).
2025-03-25 Korean
사외이사의선임ㆍ해임또는중도퇴임에관한신고
Board/Management Information Classification · 100% confidence The document is a formal regulatory filing submitted to the Financial Services Commission/Korea Exchange regarding the appointment of an outside director (사외이사). This falls under the category of board or management changes, which is classified as MANG.
2025-03-25 Korean
주식등의대량보유상황보고서(일반)
Major Shareholding Notification Classification · 100% confidence The document is a 'Report of Large Shareholding' (주식등의 대량보유상황보고서), which is a regulatory filing required under the Capital Markets Act in South Korea when a major shareholder's stake changes. This specific document details the disposal of shares by a special related party (Lee Ji-hyun) of OCI Holdings. In the provided classification schema, 'Major Shareholding Notification' (MRQ) is the correct category for filings that report changes in significant share ownership levels or crossing thresholds.
2025-03-25 Korean
최대주주등소유주식변동신고서
Major Shareholding Notification Classification · 100% confidence The document is a 'Report of Change in Shareholding by Major Shareholders' (최대주주등소유주식변동신고서) for OCI Co., Ltd. It details specific changes in share ownership by major shareholders and related parties, including individual transactions (sales) and a summary of total holdings. This type of filing is a standard regulatory disclosure regarding significant shareholding changes, which falls under the 'Major Shareholding Notification' category.
2025-03-25 Korean
사업보고서 (2024.12)
Audit Report / Information Classification · 100% confidence The document is a formal 'Audit Report' (감사보고서) for OCI Co., Ltd. It includes the independent auditor's report, financial statements (balance sheet, income statement, etc.), and notes to the financial statements. It is not an Annual Report (10-K) as it focuses specifically on the audit and financial statements rather than the comprehensive business activity report. It is not an Earnings Release (ER) as it is a full, detailed audit document. Therefore, it fits the 'Audit Report / Information' category. FY 2024
2025-03-14 Korean
주주총회소집공고
Proxy Solicitation & Information Statement Classification · 100% confidence The document is a formal 'Notice of General Meeting of Shareholders' (주주총회소집공고) for OCI Co., Ltd. It includes the meeting date, location, agenda items (financial statement approval, director appointments, etc.), and information regarding electronic voting. This document is a standard proxy statement/notice sent to shareholders to inform them of an upcoming meeting and solicit their votes, which falls under the category of Proxy Solicitation & Information Statement.
2025-03-07 Korean

Browse filings by year

4 years

Report missing filing

Can't find a specific document? Let us know and we'll add it within 24 hours.

We will notify you once the filing is added.
Report sent
Thank you. We will check the data and update it shortly.