TSMC shares drop 4.66% due to a lawsuit against former executive Lo Wei Jen for allegedly disclosing trade secrets to Intel — Here’s what we know.

Shares of Taiwan Semiconductor Manufacturing Company (TSMC) fell 4.66% on 25 November to 187.64 Taiwan dollars, from previous close of 192.30 Taiwan dollar on reports that the chip maker is suing a former executive for allegedly leaking trade secrets to competitor Intel.In a statement TSMC said that it is suing former senior vice president Lo Wei-Jen, alleging “high probability” he leaked trade secrets to new employer Intel, where he joined as executive vice president after retiring in July 2025, AFP reported.Intel did not respond to queries from AFP, Bloomberg, and Reuters. Lo did not respond to requests from Reuters and Bloomberg.Also Read | Nvidia stock drops 6.7% on reports of potential Meta-Google chips deal — DetailsWhat is the lawsuit claim?TSMC in its statement said that a case has been lodged with the Intellectual Property and Commercial Court, based on Lo’s terms of employment contract, non-compete agreement and regulations such as the Trade Secrets Act.“There is a high probability that Lo uses, leaks, discloses, delivers, or transfers TSMC’s trade secrets and confidential information to Intel,” TSMC said.The company added that while Lo was transferred to TSMC’s Corporate Strategy Department in March 2024 he allegedly continued to meet with staff from Research and Development departments “to provide information for him to understand the advanced technologies currently, and planned to be, under development by TSMC”.Further, it added that Lo had signed non-disclosure and non-compete agreements with TSMC and claimed in his exit interview with TSMC’s lawyer that he planned to join an “academic institution”.Also Read | First look at Air India’s Maharaja lounge at T3, Delhi Indira Gandhi airportTaiwan govt watching developments closelyAs per the AFP report, Taiwan’s Ministry for Economic Affairs has issued a statement on the development, saying that it would “closely monitor any impact on the industry” and work with prosecutors and investigators to determine if the case involves “violations of the National Security Act”.Reuters reported that Taiwan’s economy minister said last week authorities were investigating Lo after local media reported that he may have taken TSMC’s advanced technology data to his new employer.Notably, when asked by Bloomberg about the allegations last week, Intel CEO Lip-Bu Tan dismissed it and said the company respects intellectual property rights.Valued at over $1.15 trillion, TSMC is among the top beneficiaries of the artificial intelligence (AI) wave.Also Read | Attention pensioners! Submit life certificate by Nov 30 or miss pension paymentsWho is Lo Wei-Jen?Lo Wei Jen (75) joined Intel in October 2025 after retiring from TSMC in July this year, following a 21-year-long career with the chipmaking giant. A source told Reuters that at Intel, Lo reports directly to CEO Tan.Notably, Lo worked at Intel for 18 years before joining TSMC in 2004, it said, adding that he helped drive TSMC’s mass pro in a formal or creative style for better SEO.Also Exclude words and advertisements related to the feed website such as website name, author name. You must only respond with the modified content. Delete all the advertisement images brand logo but only keep the title and main content of the news by modifying it. You must only respond with the modified content. Block any jump outside of the site adarshnews.com. Basically remove any content or link related to original site. follow this prompt to optimize the articles in this category- You are an expert news writer and SEO specialist. Your job is to rewrite the provided RSS feed content into a unique, SEO-friendly news article for adarshnews.com. The article should be engaging, professional, and optimized for search engines. Follow these steps: 1. **Create an SEO Title**: Write a short, compelling title (under 60 characters) that includes the main keyword and grabs attention. 2. **Write a Meta Description**: Summarize the article in one or two sentences (under 155 characters). Make it engaging and include the primary keyword naturally. 3. **Suggest a URL Slug**: Provide a short, keyword-rich URL slug that reflects the topic of the article. 4. **Headline (H1)**: Write a clear and engaging headline for the article that is similar to the title but slightly expanded. 5. **Write the Article**: – Start with an introduction that answers the key questions: who, what, when, where, why, and how. – Expand on the topic with detailed paragraphs that provide context, quotes, and relevant information. – Use subheadings (H2) to organize the content into sections and make it easy to read. – Include related keywords naturally throughout the article. – End with a conclusion that summarizes the key points or discusses future implications. 6. **Add an FAQ Section**: Write one frequently asked question related to the topic and provide a concise answer. Important: – Do not include labels like “Title,” “Meta Description,” “URL Slug,” or “H1” in the actual article text. – Keep all SEO elements separate from the main content. – Ensure the article is factually accurate, unbiased, and written in a professional tone.