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DONGKUK HOLDINGS CO.,LTD. — Investor Relations & Filings

Ticker · 001230 ISIN · KR7001230002 KO Manufacturing
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Filings indexed 482 across all filing types
Latest filing 2026-05-15 Major Shareholding Noti…
Country KR South Korea
Listing KO 001230

About DONGKUK HOLDINGS CO.,LTD.

https://m.dongkuk.com/en

Dongkuk Holdings Co., Ltd. is a holding company that manufactures and distributes a diverse portfolio of steel products. The company's principal offerings include steel plates, primarily for shipbuilding, as well as beams, sections, and reinforcing bars for the construction sector. It also produces a variety of cold-rolled and coated steel products, leveraging advanced galvanizing technology. This specialized range includes pre-coated metals, electro-galvanized iron, galvanized iron, galvalume steel, and Mg alloy galvanized steel.

Recent filings

Filing Released Lang Actions
최대주주등소유주식변동신고서
Major Shareholding Notification Classification · 95% confidence The document is a '최대주주등소유주식변동신고서' (Report of Changes in Major Shareholder Ownership), detailing changes in share counts and percentages held by the company’s largest shareholder and related persons. This matches the Major Shareholding Notification category for reporting threshold-crossing ownership changes (Code: MRQ).
2026-05-15 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 95% confidence The document is a Korean insider holdings report (“임원ㆍ주요주주 특정증권등 소유상황보고서”) filed with the Financial Services Commission and Korea Exchange, detailing an executive’s (정순욱) share ownership, changes (stock split, treasury share cancellation), and holdings breakdown. This is a personal share transaction/ownership disclosure by a company director, matching the Director’s Dealing category.
2026-05-15 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 95% confidence The document is a mandatory insider ownership report filed by an officer/major shareholder to the Securities and Futures Commission and Korea Exchange, detailing the officer’s personal holdings and share transactions of the company (e.g., share split, changes in specific securities). This matches the definition of a Director’s Dealing report (insider trades).
2026-05-15 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 92% confidence The document is a Korean “임원·주요주주 특정증권등 소유상황보고서” (Officer and Major Shareholder Specific Securities Ownership Report) filed with the Financial Supervisory Service and Korean Exchange. It details the director’s shareholding, changes in holdings, share split, and transaction details—i.e., an insider share transaction report by a director. This matches the definition for Director’s Dealing (DIRS).
2026-05-15 Korean
분기보고서 (2026.03)
Interim / Quarterly Report Classification · 96% confidence The document is titled “분기보고서” and covers the company’s first quarter (2026.01.01–03.31). It contains detailed sections on business overview, consolidated financial statements and notes, management’s analysis, auditor’s opinion, and other substantive financial data. This meets the criteria for a comprehensive quarterly report rather than an announcement or summary. Therefore, it is classified as an Interim/Quarterly Report. Q1 2026
2026-05-15 Korean
타인에대한채무보증결정(자회사의 주요경영사항)
Capital/Financing Update Classification · 55% confidence The document is a public disclosure by a subsidiary regarding the board’s decision to provide a debt guarantee (“채무보증 결정”) for another company’s bond issuance, including detailed guarantee amounts, periods, and related financial data. This is not a full financial report or earnings release, but an update on a financing activity (a surety commitment). It best fits the Capital/Financing Update category.
2026-05-13 Korean

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