Skip to main content
TASC logo

TASC — Investor Relations & Filings

Ticker · 2340 ISIN · TW0002340007 TW Manufacturing
Open in API
Filings indexed 1,915 across all filing types
Latest filing 2022-02-03 Regulatory Filings
Country TW Taiwan
Listing TW 2340

About TASC

https://www.tascsemi.com/

Taiwan-Asia Semiconductor Corporation (TASC), formerly known as Opto Tech Corporation, is a semiconductor manufacturer specializing in optoelectronic and power components. Established in 1983, the company develops and produces sensing devices, lighting components, and power semiconductor solutions. TASC leverages silicon, III-V compounds, and wide-bandgap materials, such as Gallium Nitride (GaN) and Silicon Carbide (SiC), to serve diverse technological applications. Its product portfolio includes emitters, sensors, and power devices used in LED displays, sensing systems, and power management modules. TASC focuses on advancing semiconductor technologies for industrial, consumer, and automotive sectors, with a strategic emphasis on wide-bandgap materials and advanced packaging to support high-performance computing and artificial intelligence infrastructure.

Recent filings

Filing Released Lang Actions
公告本公司名稱由「光磊科技股份有限公司」更名 為「台亞半導體股份有限公司」，公告期間：110年11月04日 至 111年02月03日
Regulatory Filings Classification · 95% confidence The document is a public announcement from a listed company (stock code 2340) regarding a change in the company name from "光磊科技股份有限公司" to "台亞半導體股份有限公司." It includes details such as the date of the name change approval, shareholder meeting resolution date, and regulatory approval number. There is no financial data, no mention of financial results, no discussion of management changes beyond the name change, and no indication of a report being attached or published. This is a corporate announcement about a company name change, which fits best under Regulatory Filings (RNS) as it is a general regulatory announcement that does not fit other specific categories.
2022-02-03 Chinese
公告本公司名稱由「光磊科技股份有限公司」更名 為「台亞半導體股份有限公司」，公告期間：110年11月04日 至 111年02月03日
Regulatory Filings Classification · 95% confidence The document is a short announcement (853 characters) from a listed company about a change in the company name from '光磊科技股份有限公司' to '台亞半導體股份有限公司'. It includes details such as the approval date, shareholder meeting resolution date, and stock code remaining unchanged. There is no financial data, no report attached or referenced, and no indication of a meeting or voting results beyond the name change approval. This is a regulatory announcement about a corporate name change, which fits best under Regulatory Filings (RNS) as it does not match any other specific category like management changes (MANG) or capital changes (SHA).
2022-02-02 Chinese
公告本公司名稱由「光磊科技股份有限公司」更名 為「台亞半導體股份有限公司」，公告期間：110年11月04日 至 111年02月03日
Regulatory Filings Classification · 95% confidence The document is a short announcement (853 characters) from a company about a change in its corporate name, including details such as the old and new names, approval dates, and related regulatory references. It does not contain financial data, management discussion, or detailed reports. It is not a report itself but a regulatory announcement about a corporate name change. This fits best under Regulatory Filings (RNS), which is the fallback category for miscellaneous regulatory announcements that do not fit other specific categories.
2022-02-01 Chinese
公告本公司名稱由「光磊科技股份有限公司」更名 為「台亞半導體股份有限公司」，公告期間：110年11月04日 至 111年02月03日
Regulatory Filings Classification · 95% confidence The document is a public announcement from a listed company (stock code 2340) regarding a change in the company name from '光磊科技股份有限公司' to '台亞半導體股份有限公司'. It includes details such as the date of the name change approval, shareholder meeting resolution date, and regulatory approval number. There is no financial data, no report content, and no mention of financial results or filings. This is a corporate announcement about a company name change, which is a regulatory announcement but does not fit into categories like Annual Report, Interim Report, or Management Information. It is not a board or management change announcement since it concerns the company name, not personnel. Therefore, the best fitting category is Regulatory Filings (RNS), which is the fallback for miscellaneous regulatory announcements that do not fit other categories.
2022-01-31 Chinese
公告本公司名稱由「光磊科技股份有限公司」更名 為「台亞半導體股份有限公司」，公告期間：110年11月04日 至 111年02月03日
Regulatory Filings Classification · 95% confidence The document is a public announcement from a listed company (stock code 2340) about a change in the company name from '光磊科技股份有限公司' to '台亞半導體股份有限公司'. It includes details such as the date of the name change approval, shareholder meeting resolution date, and regulatory approval number. There is no financial data, no mention of financial results, reports, or meetings beyond the name change. This is a corporate announcement about a company name change, which fits best under Regulatory Filings (RNS) as it is a general regulatory announcement that does not fit other specific categories.
2022-01-30 Chinese
公告本公司名稱由「光磊科技股份有限公司」更名 為「台亞半導體股份有限公司」，公告期間：110年11月04日 至 111年02月03日
Regulatory Filings Classification · 95% confidence The document is a short announcement (853 characters) about a company name change from 光磊科技股份有限公司 to 台亞半導體股份有限公司, including dates of approval and shareholder meeting resolution. It does not contain financial data, audit information, or detailed reports. It is a regulatory announcement about a corporate action (name change) and does not fit into categories like Annual Report, Earnings Release, or Management Reports. It is not a report publication announcement since it is the actual announcement itself. The best fitting category is Regulatory Filings (RNS), which covers miscellaneous regulatory announcements that do not fit other categories.
2022-01-29 Chinese

Browse filings by year

14 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.