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KOSTECSYS. CO., LTD. — Investor Relations & Filings

Ticker · 355150 ISIN · KR7355150004 KO Manufacturing
Open in API
Filings indexed 196 across all filing types
Latest filing 2024-12-27 Regulatory Filings
Country KR South Korea
Listing KO 355150

About KOSTECSYS. CO., LTD.

https://www.kostec.net/en/

KOSTECSYS is a manufacturer of advanced thermal management and packaging solutions for the semiconductor industry. The company specializes in components for next-generation power semiconductors, including SiC and GaN devices, leveraging its proprietary KCMC® low-thermal expansion, high-heat dissipation materials. Its core products include thermal matching packages, heat spreaders, base plates, spacers, and liquid cold plates. KOSTECSYS also provides specialized packages for high-power laser diodes, photonic integrated circuits, and high-frequency MMICs, as well as components such as current sensor shunt resistors.

Recent filings

Filing Released Lang Actions
단일판매ㆍ공급계약체결
Regulatory Filings Classification · 100% confidence The document is a formal regulatory disclosure regarding a 'Single Sale/Supply Contract' (단일판매ㆍ공급계약체결) filed by the company Costechsys. It details the contract value, counterparty, duration, and payment terms. Since this is a specific regulatory announcement of a material business event that does not fit into categories like financial reports, dividends, or management changes, it is classified as a general Regulatory Filing (RNS).
2024-12-27 Korean
주주명부폐쇄기간또는기준일설정
Notice of Dividend Amount Classification · 95% confidence The document is a short regulatory announcement regarding the setting of a record date and shareholder register closure for the purpose of holding an upcoming Annual General Meeting. It does not contain the full meeting materials or proxy statements, but rather serves as a formal notice of the administrative procedure for shareholder identification. Given it is a regulatory notification of a corporate event that does not fit into specific categories like dividend or share issuance, it is classified as a general regulatory filing.
2024-12-13 Korean
주요사항보고서(자기주식취득결정)
Transaction in Own Shares Classification · 100% confidence The document is a 'Major Matter Report' (주요사항보고서) filed with the Korea Exchange regarding a 'Decision to Acquire Treasury Shares' (자기주식 취득 결정). This is a formal regulatory filing detailing the company's plan to buy back its own shares. According to the provided definitions, 'Transaction in Own Shares' (POS) is the specific category for reports of a company buying back its own shares.
2024-12-03 Korean
분기보고서 (2024.09)
Interim / Quarterly Report Classification · 100% confidence The document is a 'Quarterly Report' (분기보고서) for the company 'Kostecsys' (주식회사코스텍시스) covering the period from January 1, 2024, to September 30, 2024. It contains detailed financial information, business descriptions, and management disclosures, which aligns with the definition of an Interim/Quarterly Report (IR). 9M 2024
2024-11-14 Korean
[기재정정]단일판매ㆍ공급계약체결
Regulatory Filings Classification · 100% confidence The document is a regulatory filing from the Korean stock exchange (KRX) regarding a 'Single Sale/Supply Contract' amendment. It details a correction to a previously filed contract amount due to the completion of delivery. Since this is a specific regulatory disclosure regarding a commercial contract update that does not fit into categories like M&A, dividends, or financial reports, it falls under the general regulatory filing category.
2024-11-06 Korean
단일판매ㆍ공급계약체결
Regulatory Filings Classification · 100% confidence The document is a formal disclosure of a 'Single Sale/Supply Contract' (단일판매ㆍ공급계약체결) by the company Costechsys. It details the contract amount, the counterparty (NXP Malaysia), the contract period, and the nature of the goods (RF communication packaging). This type of disclosure is a standard regulatory filing for material business contracts in the Korean market, which does not fit into specific categories like M&A, dividends, or financial reports, thus falling under the general regulatory filing category.
2024-10-30 Korean

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