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TMC — Investor Relations & Filings

Ticker · 2338 ISIN · TW0002338001 TW Manufacturing
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Filings indexed 1,925 across all filing types
Latest filing 2025-09-08 Capital/Financing Update
Country TW Taiwan
Listing TW 2338

About TMC

http://www.tmcnet.com.tw

Taiwan Mask Corporation (TMC) specializes in the research, development, and manufacturing of high-precision photomasks. Established in 1988 and headquartered in the Hsinchu Science Park, the company produces the essential templates used to transfer complex circuit patterns onto wafers during the lithography process. TMC offers a comprehensive suite of services, including professional photomask cleaning and the removal of micro-dust and contaminants to meet stringent quality requirements. The company’s product portfolio supports advanced technological applications such as artificial intelligence (AI) and high-performance computing (HPC), providing high-precision and large-format masks necessary for advanced packaging and chip fabrication. TMC facilitates the transition from design to physical implementation, ensuring the precise execution of complex manufacturing processes for its global partners.

Recent filings

Filing Released Lang Actions
114年8月背書保證與資金貸與
Capital/Financing Update Classification · 95% confidence The document is a financial disclosure from a listed company, 光罩, providing detailed figures on fund loans, endorsements, and guarantees for the current and previous months, including limits and cumulative balances. The content is specific financial data related to capital and financing activities, such as loan balances and guarantee amounts. The document length is short (660 characters) but contains substantive financial data rather than just an announcement or certification. Therefore, it fits best under Capital/Financing Update (CAP), which covers updates on company fundraising, financing activities, or capital structure changes.
2025-09-08 Chinese
114年8月營業收入
Regulatory Filings Classification · 90% confidence The document is a summary report of monthly and cumulative net operating revenue figures for a company named 光罩, presented in a tabular format with explanations about accounting standards and reporting practices. It contains no detailed financial statements, management discussion, or comprehensive analysis. The length is short (776 characters), and it appears to be a regulatory disclosure of revenue figures rather than a full financial report or earnings release. There is no indication of an earnings announcement or detailed quarterly report, nor is it a notice or announcement of a report publication. Given the nature of the data and the context, this fits best as a Regulatory Filing (RNS) which covers general regulatory announcements and compliance disclosures that do not fit other categories.
2025-09-08 Chinese
依公開發行公司資金貸與及背書保證處理準則第25條第一項 第四款規定公告新增背書保證資訊
Regulatory Filings Classification · 95% confidence The document is a regulatory announcement from a publicly listed company (2338 光罩) disclosing new endorsement and guarantee information related to a subsidiary's financing activities. It includes specific financial figures, dates, and compliance with regulatory guidelines (公開發行公司資金貸與及背書保證處理準則第25條第一項 第四款). The document length is short (1118 characters) and it is a formal disclosure of a financial guarantee, not a full financial report or earnings release. It does not contain comprehensive financial statements or management discussion. This type of announcement fits best under Regulatory Filings (RNS), which covers general regulatory announcements and compliance disclosures that do not fit other specific categories.
2025-09-04 Chinese
代重要子公司友縳投資股份有限公司公告，友縳董事會 通過拋棄其對子公司群豐科技股份有限公司資金貸與債權
Regulatory Filings Classification · 95% confidence The document is a regulatory announcement from a listed company (2338 光罩) regarding a decision by a subsidiary's board to abandon a loan claim due to the subsidiary's bankruptcy. It includes details about the financial impact and related facts but does not contain comprehensive financial statements or detailed financial analysis. The document length is short (818 characters) and it serves as a disclosure of a specific event affecting the company's financials rather than a full report. This fits the category of a Regulatory Filing (RNS), which covers miscellaneous regulatory announcements that do not fit other specific categories.
2025-09-04 Chinese
公告本公司董事會通過因組織調整，異動重要營運主管 職稱
Board/Management Information Classification · 100% confidence The document is a formal announcement from a listed company (2338 光罩) regarding changes in important operational management positions, specifically the CEO and COO titles, due to organizational adjustments. It includes details about the old and new positions and effective dates. There is no financial data, no mention of financial results, no report attachments, or regulatory certifications. The content clearly fits the category of announcing changes in the company's board or senior management. Therefore, the appropriate classification is Board/Management Information (MANG). The document length is short and focused solely on management changes, reinforcing this classification.
2025-09-04 Chinese
114年08月內部人持股異動(事後)
Director's Dealing Classification · 95% confidence The document consists of detailed tables listing shareholdings and changes in share ownership by insiders, including directors, general managers, and other key personnel. It includes data on shares held, increases, decreases, and trust shares. The content is focused on insider share transactions and holdings rather than financial results, management changes, or other corporate events. There is no indication of a full financial report, earnings release, or meeting materials. The document is not a brief announcement but a detailed insider shareholding report. This matches the definition of Director's Dealing (DIRS), which covers reports of personal share transactions by company directors and executives (insider trades). The document length is sufficient and the content is consistent with insider shareholding disclosures.
2025-09-04 Chinese

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