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SEOJIN SYSTEM CO.,LTD — Investor Relations & Filings

Ticker · 178320 ISIN · KR7178320008 LEI · 988400U9NKI8DHZ0J583 KO Manufacturing
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Filings indexed 532 across all filing types
Latest filing 2026-03-23 Director's Dealing
Country KR South Korea
Listing KO 178320

About SEOJIN SYSTEM CO.,LTD

https://www.seojinsystem.net/main/en/

Seojin System Co., Ltd. is a specialized manufacturer focusing on aluminum alloy die-casting technology. The company produces a diverse range of components and equipment for several key technology sectors. Core business areas include the manufacturing of telecommunication equipment parts, such as remote radio heads (RRH), digital units (DU), and aluminum enclosures. The company has expanded its portfolio to include critical components for energy storage systems (ESS), semiconductor manufacturing equipment, and parts for electric vehicles and batteries. Its manufacturing capabilities encompass the process from raw aluminum material to finished products, serving as a global business partner for technology-driven industries.

Recent filings

Filing Released Lang Actions
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 88% confidence The document is the “임원ㆍ주요주주 특정증권등 소유상황보고서” filed by an executive (정종기) with details of his share ownership and recent transactions (acquisitions/dispositions) in the issuer’s stock. This is a regulatory insider transaction/ownership report, matching the description of personal share transactions by company directors/executives. Therefore, it falls under the ‘Director’s Dealing’ category.
2026-03-23 Korean
[기재정정]최대주주변경을수반하는주식담보제공계약체결
Share Issue/Capital Change Classification · 95% confidence The document is a regulatory filing from a South Korean company (Seojin System) regarding a 'Correction Report' (정정신고) for a 'Pledge of Shares' (주식 담보제공 계약 체결) by the major shareholder. This type of disclosure, which details changes in collateralized shares, debt amounts, and pledge agreements, is a standard regulatory announcement in the Korean market (DART/KIND system). Since it does not fit into specific categories like Earnings Release or Annual Report, and is a formal regulatory disclosure of a material event, it is classified as a Regulatory Filing (RNS).
2026-03-17 Korean
주식등의대량보유상황보고서(일반)
Major Shareholding Notification Classification · 100% confidence The document is a '주식등의 대량보유상황보고서' (Report on Large Shareholding), which is a standard regulatory filing in South Korea under the Capital Markets Act. It details changes in share ownership by major shareholders and special related parties, including information on stock collateral contracts and share disposals. This falls under the category of Major Shareholding Notification.
2026-03-17 Korean
단일판매ㆍ공급계약체결
Regulatory Filings Classification · 95% confidence The document is a formal regulatory announcement regarding a 'Single Sales/Supply Contract' (단일판매ㆍ공급계약체결) by Seojin System. It details the contract value, counterparty, duration, and terms. Since this is a specific regulatory disclosure of a material business event (contract signing) that does not fit into the other specific categories like M&A or financial reports, it is classified as a general regulatory filing.
2026-03-17 Korean
주주총회소집공고
Proxy Solicitation & Information Statement Classification · 100% confidence The document is a formal 'Notice of General Meeting of Shareholders' (주주총회소집공고) for Seojin System. It includes the meeting agenda, voting procedures, electronic voting information, and detailed management reference materials (such as board activity reports and financial summaries) required by Korean commercial law for shareholders prior to an Annual General Meeting. This document serves as the official proxy statement and meeting notice, which falls under the 'Proxy Solicitation & Information Statement' category.
2026-03-16 Korean
의결권대리행사권유참고서류
Proxy Solicitation & Information Statement Classification · 100% confidence The document is titled '의결권대리행사권유참고서류' (Proxy Solicitation Reference Document) and contains detailed information regarding the upcoming Annual General Meeting (AGM), including the agenda items (approval of financial statements, amendment of articles of incorporation), voting procedures, and proxy solicitation details. This document is a standard proxy statement used to solicit shareholder votes for a general meeting.
2026-03-16 Korean

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