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TSE CO.,Ltd — Investor Relations & Filings

Ticker · 131290 ISIN · KR7131290009 KO Manufacturing
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Filings indexed 278 across all filing types
Latest filing 2023-07-03 Director's Dealing
Country KR South Korea
Listing KO 131290

About TSE CO.,Ltd

https://www.tse21.com/

TSE CO., Ltd. develops and manufactures semiconductor test interfaces and display inspection equipment. The company provides vertically integrated solutions for the semiconductor testing process, specializing in probe cards, interface boards, and test sockets produced entirely in-house. Its core offering is the i3unify architecture, an integrated system combining these three components to address diverse chip testing requirements for DRAM, Flash, Foundry, Logic, and SoC devices. The product portfolio includes High-Performance and Vertical MEMS Probe Cards, simulation-based Device Test Interface Boards, and optimized sockets and Change-Over Kits (COKs) for package testing. In the display sector, TSE supplies Array Test Systems (ATS), which are electrical measurement systems for advanced displays such as OLED TVs and AR/VR glass. The company's solutions are designed to deliver high accuracy and efficiency for global chipmakers and display manufacturers.

Recent filings

Filing Released Lang Actions
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 100% confidence The document is titled '임원ㆍ주요주주 특정증권등 소유상황보고서' (Report on Ownership of Specific Securities by Executives and Major Shareholders). It details the shareholding changes of an executive (Park Young Tae) at TSE Co., Ltd. due to his resignation. This is a standard regulatory filing for insider share transactions/holdings, which corresponds to the 'Director's Dealing' category.
2023-07-03 Korean
분기보고서 (2023.03)
Interim / Quarterly Report Classification · 100% confidence The document is a '분기보고서' (Quarterly Report) for the company TSE Co., Ltd. (티에스이) for the period of Q1 2023 (2023.01.01 - 2023.03.31). It contains detailed company information, business descriptions, and references to financial statements, which is characteristic of a comprehensive interim/quarterly report rather than a simple announcement or certification. Q1 2023
2023-05-15 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 100% confidence The document is a 'Report on Ownership of Specific Securities by Executives and Major Shareholders' (임원ㆍ주요주주 특정증권등 소유상황보고서) filed with the Korean Financial Supervisory Service. It details the sale of shares by an executive (Park Jung-kap) of TSE Co., Ltd. This type of filing is specifically categorized as a Director's Dealing (DIRS) report, as it documents insider transactions.
2023-04-05 Korean
자기주식취득결과보고서
Transaction in Own Shares Classification · 100% confidence The document is a 'Report on the Results of Treasury Stock Acquisition' (자기주식취득결과보고서) filed with the Financial Supervisory Service (금융감독원) in South Korea. It details the specific dates, quantities, and prices of shares repurchased by the company (TSE Co., Ltd.) over a defined period. This falls under the category of a company reporting its own share buyback activities.
2023-03-28 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 100% confidence The document is titled '임원ㆍ주요주주 특정증권등 소유상황보고서' (Report on Ownership of Specific Securities by Executives and Major Shareholders). It details the share transactions (disposal of shares) by a director (Oh Chang Su) of the company TSE. This is a standard regulatory filing for insider trading/director dealings in the Korean market.
2023-03-27 Korean
정기주주총회결과
Declaration of Voting Results & Voting Rights Announcements Classification · 100% confidence The document is a formal announcement of the results of a General Meeting of Shareholders (정기주주총회결과). It details the approval of financial statements, dividend resolutions, and the appointment of auditors. This falls under the category of Declaration of Voting Results & Voting Rights Announcements, as it reports the official outcomes of shareholder votes.
2023-03-24 Korean

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