Skip to main content
TERA SCIENCE Co.,LTD logo

TERA SCIENCE Co.,LTD — Investor Relations & Filings

Ticker · 073640 ISIN · KR7073640005 KO Manufacturing
Open in API
Filings indexed 551 across all filing types
Latest filing 2023-08-23 Director's Dealing
Country KR South Korea
Listing KO 073640

About TERA SCIENCE Co.,LTD

http://tera-science.com/en/

TERA SCIENCE Co., Ltd. is a diversified technology company that has evolved from its foundational business of manufacturing hydraulic fittings and high-pressure components. The company now focuses on high-growth sectors through several key divisions. Its Future Materials business, via subsidiary Tera Technos, develops and manufactures advanced materials for secondary batteries, specializing in high-capacity silicon-based (SiOx) cathodes for lithium-ion applications. In the biotechnology field, TERA SCIENCE is engaged in cancer immunotherapy and vaccine development through a strategic investment in Oncopep. The company also operates in the renewable energy sector, providing solar and wind power solutions, and is expanding into environmental waste management technologies. The original parts and materials division continues to supply precision components.

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 a director (CEO Ji Seo-hyun) of Tera Science Co., Ltd., specifically reporting a decrease in shares due to a gift (donation). This type of filing is a standard regulatory requirement for insider trading or changes in executive holdings, which corresponds to the 'Director's Dealing' category.
2023-08-23 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 (often referred to as a 5% rule filing). It details changes in share ownership by a major shareholder (CDS Holdings) in a listed company (Tera Science). This type of filing is a mandatory regulatory disclosure regarding significant shareholding thresholds and does not fit into categories like Annual Reports, Earnings Releases, or Board Changes. Therefore, it is classified as a Major Shareholding Notification.
2023-08-22 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Major Shareholding Notification Classification · 100% confidence The document is titled '임원ㆍ주요주주 특정증권등 소유상황보고서' (Report on Ownership of Specific Securities by Executives and Major Shareholders). This is a standard regulatory filing in South Korea (DART system) used when a major shareholder or executive changes their stake in a company. While it involves share transactions, it is specifically a 'Major Shareholding Notification' (MRQ) because it details the change in ownership percentage (from 11.61% to 4.02%) and lists the specific transactions (sales and purchases) by a major shareholder (CDS Holdings).
2023-08-22 Korean
[기재정정]최대주주변경을수반하는주식담보제공계약체결
Major Shareholding Notification Classification · 100% confidence The document is a regulatory filing from a Korean company (Tera Science) regarding a 'Correction Report' (정정신고) for a 'Pledge of Shares Agreement' (주식 담보제공 계약) that involves a change in the largest shareholder. This type of disclosure is a standard regulatory requirement in the Korean market (DART system) for material events involving share collateralization and potential changes in control. Since it does not fit into specific categories like M&A, Earnings, or Dividends, and is a formal regulatory disclosure, it is classified as a Regulatory Filing (RNS).
2023-08-21 Korean
[기재정정]최대주주변경을수반하는주식담보제공계약체결
Major Shareholding Notification Classification · 100% confidence The document is a regulatory filing from a Korean company (Tera Science) regarding a 'Correction Report' (정정신고) for a 'Pledge of Shares Agreement involving a change in the largest shareholder' (최대주주 변경을 수반하는 주식 담보제공 계약 체결). This type of disclosure is a standard regulatory requirement for material corporate events involving share collateralization and ownership changes. Since it does not fit into specific categories like earnings releases, annual reports, or dividend notices, it falls under the general regulatory filing category.
2023-08-17 Korean
[기재정정]최대주주변경을수반하는주식담보제공계약체결
Major Shareholding Notification Classification · 100% confidence The document is a regulatory filing from a Korean company (Tera Science) regarding a 'Correction Report' (정정신고) for a 'Pledge of Shares Involving a Change in the Largest Shareholder'. This type of disclosure is a standard regulatory requirement in South Korea (DART system) for reporting changes in share collateralization and potential control shifts. It does not fit into specific categories like Earnings Release, Annual Report, or M&A, and is best classified as a general Regulatory Filing (RNS) as it is a mandatory disclosure of corporate events.
2023-08-16 Korean

Browse filings by year

9 years

Report missing filing

Can't find a specific document? Let us know and we'll add it within 24 hours.

We will notify you once the filing is added.
Report sent
Thank you. We will check the data and update it shortly.