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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 2022-12-26 Transaction in Own Shar…
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
주요사항보고서(자기주식취득결정)
Transaction in Own Shares Classification · 100% confidence The document is a formal regulatory filing titled '주요사항보고서(자기주식 취득 결정)' which translates to 'Report on Material Matters (Decision to Acquire Treasury Shares)'. It details the company's decision to buy back its own shares, including the number of shares, the purpose (stock price stabilization), and the method of acquisition. This falls directly under the definition of 'Transaction in Own Shares' (POS).
2022-12-26 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 company executive (Oh Chang Su) of TSE Co., Ltd. This type of filing is a standard regulatory requirement for insider trading/director dealings in South Korea, which corresponds to the 'Director's Dealing' category.
2022-12-19 Korean
주주명부폐쇄기간또는기준일설정
Regulatory Filings Classification · 95% confidence The document is a short regulatory announcement regarding the setting of a record date for the purpose of determining shareholders eligible to vote at the upcoming 28th Annual General Meeting. It does not contain the full meeting materials or proxy statements, but rather serves as a formal notice of a corporate action (setting a record date). Given it is a regulatory announcement that does not fit into specific categories like dividend or share issuance, it is classified as a general regulatory filing.
2022-12-15 Korean
분기보고서 (2022.09)
Interim / Quarterly Report Classification · 100% confidence The document is a '분기보고서' (Quarterly Report) for the company TSE Co., Ltd. (티에스이) for the period ending September 30, 2022. It contains detailed financial information, business overviews, and management discussions, which aligns with the definition of an Interim/Quarterly Report (IR). 9M 2022
2022-11-14 Korean
반기보고서 (2022.06)
Interim / Quarterly Report Classification · 100% confidence The document is a '반기보고서' (Semi-Annual Report) for the company TSE Co., Ltd. (주)티에스이, covering the period from January 1, 2022, to June 30, 2022. It contains detailed financial information, business overviews, and management discussions, which aligns with the definition of an Interim/Quarterly Report (IR). H1 2022
2022-08-12 Korean
[기재정정]사업보고서 (2021.12)
Regulatory Filings Classification · 95% confidence The document is a '정정신고' (Correction Report) for a previously filed '사업보고서' (Annual Report/10-K). It details specific corrections made to various sections of the original annual report, such as merger information, shareholding status, and governance details. Since it is a formal regulatory filing amending a previously submitted comprehensive annual report, it falls under the category of Regulatory Filings (RNS) as it is a compliance-related update rather than the primary annual report itself. FY 2021
2022-08-05 Korean

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