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SY STEEL TECH, Inc. — Investor Relations & Filings

Ticker · 365330 ISIN · KR7365330000 KO Manufacturing
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Filings indexed 111 across all filing types
Latest filing 2026-05-20 Director's Dealing
Country KR South Korea
Listing KO 365330

About SY STEEL TECH, Inc.

http://www.syworld.kr/eng/company/summa…

SY STEEL TECH, Inc. is a manufacturing company that specializes in steel processing and the production of construction materials. The company's core business involves the manufacture and sale of various steel plates, with a primary focus on steel deck plates, including products such as heat deck and green deck. Its portfolio also includes transfer girders (TG) and other processed steel products. As an affiliate of the SY GROUP, the company is part of a larger entity that provides a comprehensive range of architectural materials and services, from raw material production to finished goods.

Recent filings

Filing Released Lang Actions
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 96% confidence The document is a formal insider shareholding report filed by an officer/major shareholder (“임원ㆍ주요주주 특정증권등 소유상황보고서”) detailing personal transactions and ownership changes in the company’s stock. This corresponds exactly to a Director’s Dealing report, which covers insider trades and personal share transactions by company directors and executives.
2026-05-20 Korean
주식등의대량보유상황보고서(일반)
Major Shareholding Notification Classification · 94% confidence The document is a Korean “주식등의 대량보유상황보고서” (Report on Large Shareholdings) filed under the Capital Markets Act detailing a major shareholder’s (and related parties’) holdings and changes. This matches the Major Shareholding Notification category for notifying regulators and the market of significant share ownership changes. Therefore it should be classified as MRQ.
2026-05-20 Korean
분기보고서 (2026.03)
Interim / Quarterly Report Classification · 95% confidence The document is titled “분기보고서 (제12기 1분기)” covering 2026-01-01 to 2026-03-31 and contains detailed financial statements, business overview, changes in capital, subsidiary information and product sales data. It is a full quarterly report (interim report) in the required format rather than a short earnings release or simple announcement. Therefore, it should be classified as an Interim / Quarterly Report. Q1 2026
2026-05-15 Korean
소속부변경
Regulatory Filings Classification · 100% confidence The document is a short announcement about a change in the company's listing segment from '중견기업부' (Mid-sized Enterprise Division) to '우량기업부' (Prime Enterprise Division) effective on 2026-05-04. It does not contain financial data, management changes, voting results, or other detailed report content. It is a regulatory announcement about a change in the company's classification on the exchange. Given the short length and nature of the content, it fits best under Regulatory Filings (RNS) as a general regulatory announcement that does not fit other specific categories.
2026-04-30 Korean
주식등의대량보유상황보고서(일반)
Major Shareholding Notification Classification · 95% confidence The document is a detailed “주식등의 대량보유상황보고서” filed under the Capital Markets Act, providing full disclosures of shareholdings, ownership ratios, related party holdings, contract details, and change reasons. This matches the specialized Major Shareholding Notification category rather than a regulatory announcement or other financial report.
2026-04-20 Korean
임원ㆍ주요주주특정증권등거래계획보고서
Director's Dealing Classification · 85% confidence The document is a Korean regulatory form filed with the Financial Supervisory Commission and Korea Exchange titled “임원·주요주주 특정증권등 거래계획보고서” (“Officer/Major Shareholder Planned Securities Transaction Report”). It details a company executive’s planned purchase of the company’s shares, including transaction dates, volumes, prices, and rationale. This is an insider transaction filing by a director, not a corporate share buyback or other corporate action. Under the provided taxonomy, it matches the “Director’s Dealing” category for reports of personal share transactions by directors and executives (insider trades).
2026-04-13 Korean

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