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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 2026-05-15 Interim / Quarterly Rep…
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
분기보고서 (2026.03)
Interim / Quarterly Report Classification · 92% confidence The document is a ‘분기보고서’ (Korean term for quarterly report) covering the first quarter of the 32nd fiscal year (Jan 1 to Mar 31, 2026). It contains detailed company overview, consolidated subsidiary data, capital changes, governance, and actual financial figures and tables. It is not merely an announcement or certification but the full interim/quarterly financial report. Therefore, it matches the Interim/Quarterly Report category. Q1 2026
2026-05-15 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 98% confidence The document is a Korean “임원·주요주주 특정증권등 소유상황보고서” (Report on ownership status of certain securities by executives and major shareholders). It details an individual insider’s shareholdings, acquisition/disposition dates, and quantities, and is filed with the securities regulator and exchange. This matches the “Director’s Dealing” category (insider personal share transactions), code DIRS.
2026-05-11 Korean
주식등의대량보유상황보고서(일반)
Major Shareholding Notification Classification · 95% confidence The document is a Korean '주식등의 대량보유상황보고서', i.e., a Large Shareholding Report disclosing an individual’s share ownership and changes in holdings under capital markets law. It is not an annual or quarterly report, earnings release, or proxy material. It matches the definition of Major Shareholding Notification (MRQ).
2026-05-11 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 95% confidence The document is a regulatory filing in Korean titled “임원ㆍ주요주주 특정증권등 소유상황보고서,” detailing insider shareholdings and a specific on‐market purchase transaction by an executive (김준연). It includes issuer details, reporter details, share counts before/after, transaction type, date, and price. This matches the definition of a Director's Dealing report (insider transactions).
2026-04-30 Korean
주식등의대량보유상황보고서(일반)
Major Shareholding Notification Classification · 90% confidence The document is a Korean “주식등의 대량보유상황보고서” (Large Shareholding Situation Report) filed under the Capital Market Act to disclose a major shareholder’s and affiliated parties’ holdings and changes. It details share counts, ratios, changes, and related parties, matching the definition of a Major Shareholding Notification (crossing reporting thresholds).
2026-04-09 Korean
정기주주총회결과
Declaration of Voting Results & Voting Rights Announcements Classification · 94% confidence The document is the official results of the company’s annual general meeting (정기주주총회결과), detailing approval of financial statements, dividend decisions, appointment of officers, record dates, and vote tallies for each agenda item. This corresponds to a declaration of shareholder vote outcomes rather than the meeting materials or the full annual report. Hence, it is a Declaration of Voting Results filing.
2026-03-26 Korean

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