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MIWON CHEMICALS CO., LTD. — Investor Relations & Filings

Ticker · 134380 ISIN · KR7134380005 KO Manufacturing
Open in API
Filings indexed 503 across all filing types
Latest filing 2026-04-27 Major Shareholding Noti…
Country KR South Korea
Listing KO 134380

About MIWON CHEMICALS CO., LTD.

https://www.mwc.co.kr/

Miwon Commercial Co., Ltd. is a manufacturer of high-performance chemical products. Evolving from its origins in basic chemicals like sulfuric acid and sulfur, the company now specializes in a diverse portfolio of high-value-added fine chemicals. Its core business divisions focus on personal and home care materials, display materials, semiconductor materials, functional materials, polymer additives, and lens monomers. Key products include a comprehensive range of surfactants, photosensitizers (PAC), UV stabilizers, antioxidants, and high-refractive index lens monomers. The company develops and supplies advanced materials for the electronics, personal care, polymer, and optical sectors, offering customized solutions for various applications.

Recent filings

Filing Released Lang Actions
[기재정정]최대주주등소유주식변동신고서
Major Shareholding Notification Classification · 1% confidence The document is a “최대주주등소유주식변동신고서” (report of changes in major shareholder ownership), detailing share counts and percentage changes for the company’s largest shareholders and affiliates. This matches the definition of a Major Shareholding Notification (Code: MRQ).
2026-04-27 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 1% confidence The document is a regulatory filing entitled “임원ㆍ주요주주 특정증권등 소유상황보고서” submitted to the Securities and Futures Commission and Korea Exchange, showing the officer (백형진) share ownership and changes (including post stock split). This corresponds to insider share transactions and holdings by a director/executive. Therefore, it is classified as a Director's Dealing report.
2026-04-20 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 1% confidence The document is a mandatory “임원ㆍ주요주주 특정증권등 소유상황보고서” filed with the Korean Securities & Futures Commission and Korea Exchange. It details an executive’s (and major shareholder’s) personal holding of specific securities, including share quantities, ratios and a transaction event (a share split). This matches the insider share transaction reporting requirement (akin to Form 4) under our definitions. Therefore it should be classified as Director’s Dealing (DIRS).
2026-04-20 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Major Shareholding Notification Classification · 1% confidence The document is titled “임원ㆍ주요주주 특정증권등 소유상황보고서” filed with Korean regulators and details the share ownership status and transactions (acquisitions/disposals) by a major shareholder (reporter is classified as a “10% 이상주주”). It reports changes in significant share ownership levels and is not merely an announcement or summary; it is a direct notification of a major shareholding change. This matches the “Major Shareholding Notification” category (MRQ).
2026-04-20 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 1% confidence The document is titled “임원ㆍ주요주주 특정증권등 소유상황보고서” (Report on Ownership of Specific Securities by Executives and Major Shareholders). It details the shareholding of an executive (박준원), the number of shares held before and after changes, and the reason for change (stock split). This is a regulatory insider transaction filing by a director/executive. Hence it fits the Director’s Dealing category (DIRS).
2026-04-20 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 1% confidence The document is a Korean statutory filing titled “임원ㆍ주요주주 특정증권등 소유상황보고서,” detailing shareholdings and changes by an insider group (the employee stock ownership association), including acquisition/disposal dates and amounts. This falls under insider share transactions by directors or major shareholders. Thus it is classified as Director’s Dealing (DIRS).
2026-04-20 Korean

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