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POSCO STEELEON Co.,Ltd. — Investor Relations & Filings

Ticker · 058430 ISIN · KR7058430000 KO Telecommunications, computer programming, consultancy, computing infrastructure, and other information service activities
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Filings indexed 268 across all filing types
Latest filing 2026-04-30 Regulatory Filings
Country KR South Korea
Listing KO 058430

About POSCO STEELEON Co.,Ltd.

https://www.poscosteeleon.com/en/main.do

POSCO STEELEON Co., Ltd. is a specialized manufacturer of surface-treated steel sheets. The company's primary product portfolio includes color steel sheets, hot-dip galvanized steel sheets, and aluminized steel sheets. These materials are engineered for a wide range of applications, serving key sectors such as home appliances, automotive components, and construction materials. As a key affiliate of the POSCO Group, the company focuses on producing high-quality, value-added steel products.

Recent filings

Filing Released Lang Actions
연결재무제표기준영업(잠정)실적(공정공시)
Regulatory Filings
2026-04-30 Korean
영업(잠정)실적(공정공시)
Regulatory Filings
2026-04-30 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 1% confidence The document is a Korean regulatory form titled “임원ㆍ주요주주 특정증권등 소유상황보고서” (“Report on officers’ and major shareholders’ ownership of specific securities”) dated 2026-03-31. It details insider shareholdings and transactions (acquisitions/disposals) by a company director (reporting person), including changes in holdings, quantities, and dates. This matches the definition of Director’s Dealing (insider trades) rather than a major shareholding threshold notice or general regulatory filing.
2026-03-31 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 1% confidence The document is a Korean “임원ㆍ주요주주 특정증권등 소유상황보고서” filed with the Securities and Futures Commission and Korea Exchange detailing an officer’s share ownership and transaction (acquisition/disposition) of company stock. It reports an individual director’s holdings, changes, and transaction details, matching an insider trading/Director’s Dealing report.
2026-03-30 Korean
정기주주총회결과
Declaration of Voting Results & Voting Rights Announcements Classification · 1% confidence The document is the formal announcement of the resolutions and voting outcomes at the company’s Annual General Meeting held on 26 March 2026. It lists the approval of financial statements, dividend resolutions, board and auditor appointments, voting ratios, and other shareholder meeting details. This corresponds exactly to “Declaration of Voting Results & Voting Rights Announcements” (DVA).
2026-03-26 Korean
사업보고서 (2025.12)
Annual Report Classification · 1% confidence The document is a comprehensive 'Business Report' (사업보고서) for POSCO STEELEON for the fiscal year 2025. It contains detailed sections including company overview, business operations, financial statements, management discussion and analysis, and governance information. Given its structure, content, and the fact that it covers a full fiscal year with audited financial data, it is classified as an Annual Report (10-K). FY 2025
2026-03-17 Korean

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