--- title: "TzuSou Chuang Takes Money Off The Table, Sells $13.97M In Taiwan Semiconductor Stock" type: "News" locale: "en" url: "https://longbridge.com/en/news/286936166.md" description: "TzuSou Chuang, VP at Taiwan Semiconductor, sold 200,000 shares worth $13.97M, as reported in an SEC filing. Following the sale, TSM shares fell by 2.12% to $387.56. TSMC, the largest chip foundry, has a strong market presence with a 66.25% gross margin and a P/E ratio of 34.02, indicating a potentially discounted valuation. Insider transactions should be considered carefully, as they may not always reflect negative sentiment." datetime: "2026-05-19T15:02:04.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/286936166.md) - [en](https://longbridge.com/en/news/286936166.md) - [zh-HK](https://longbridge.com/zh-HK/news/286936166.md) --- # TzuSou Chuang Takes Money Off The Table, Sells $13.97M In Taiwan Semiconductor Stock It was reported on May 19, that **TzuSou Chuang**, VP at **Taiwan Semiconductor** (NYSE:TSM) executed a significant insider sell, according to an SEC filing. **What Happened:** Chuang's decision to sell 200,000 shares of **Taiwan Semiconductor** was revealed in a Form 4 filing with the U.S. Securities and Exchange Commission on Tuesday. The total value of the sale is $13,966,000. At Tuesday morning, **Taiwan Semiconductor** shares are down by 2.12%, trading at $387.56. ### Get to Know Taiwan Semiconductor Better Taiwan Semiconductor Manufacturing Co. is the world's largest dedicated chip foundry, with about 70% market share in 2025. TSMC was founded in 1987 as a joint venture of Philips, the government of Taiwan, and private investors. It went public in Taiwan in 1994 and as an ADR in the US in 1997. TSMC's scale and high-quality technology allow the firm to generate solid operating margins, even in the highly competitive foundry business. Furthermore, the shift to the fabless business model has created tailwinds for TSMC. The foundry leader has an illustrious base of customers, including Apple, AMD, and Nvidia, that look to apply its cutting-edge process technologies to their semiconductor designs. TSMC employs more than 83,000 people. ### Financial Milestones: Taiwan Semiconductor's Journey **Positive Revenue Trend:** Examining Taiwan Semiconductor's financials over 3 months reveals a positive narrative. The company achieved a noteworthy revenue growth rate of **35.13%** as of 31 March, 2026, showcasing a substantial increase in top-line earnings. When compared to others in the Information Technology sector, the company faces challenges, achieving a growth rate lower than the average among peers. **Profitability Metrics: Unlocking Value** - Gross Margin: The company maintains a high gross margin of 66.25%, indicating strong cost management and profitability compared to its peers. - Earnings per Share (EPS): Taiwan Semiconductor's EPS is notably higher than the industry average. The company achieved a positive bottom-line trend with a current EPS of 110.4. **Debt Management:** Taiwan Semiconductor's debt-to-equity ratio is below industry norms, indicating a sound financial structure with a ratio of **0.16**. **Understanding Financial Valuation:** - Price to Earnings (P/E) Ratio: The P/E ratio of 34.02 is lower than the industry average, implying a discounted valuation for Taiwan Semiconductor's stock. - Price to Sales (P/S) Ratio: The current P/S ratio of 15.82 is above industry norms, reflecting an elevated valuation for Taiwan Semiconductor's stock and potential overvaluation based on sales performance. - EV/EBITDA Analysis (Enterprise Value to its Earnings Before Interest, Taxes, Depreciation & Amortization): The company's EV/EBITDA ratio of 18.59 trails industry averages, indicating a potential disparity in market valuation that could be advantageous for investors. **Market Capitalization Analysis:** Above industry benchmarks, the company's market capitalization emphasizes a noteworthy size, indicative of a strong market presence. ### Uncovering the Importance of Insider Activity Investors should view insider transactions as part of a multifaceted analysis and not rely solely on them for decision-making. In the realm of legality, an "insider" is defined as any officer, director, or beneficial owner holding more than ten percent of a company's equity securities under Section 12 of the Securities Exchange Act of 1934. This includes executives in the c-suite and major hedge funds. These insiders are required to disclose their transactions through a Form 4 filing, to be submitted within two business days of the transaction. Notably, when a company insider makes a new purchase, it is considered an indicator of their positive expectations for the stock. Conversely, insider sells may not necessarily signal a bearish stance on the stock and can be motivated by various factors. ### Understanding Crucial Transaction Codes Navigating through the landscape of transactions, investors often prioritize those unfolding in the open market, precisely detailed in Table I of the Form 4 filing. A **P** in Box 3 denotes a purchase, while **S** signifies a sale. Transaction code **C** signals the conversion of an option, and transaction code **A** denotes a grant, award, or other acquisition of securities from the company. Check Out The Full List Of Taiwan Semiconductor's Insider Trades. _This article was generated by Benzinga's automated content engine and reviewed by an editor._ ### Related Stocks - [TSMX.US](https://longbridge.com/en/quote/TSMX.US.md) - [SMH.US](https://longbridge.com/en/quote/SMH.US.md) - [XSD.US](https://longbridge.com/en/quote/XSD.US.md) - [SOXX.US](https://longbridge.com/en/quote/SOXX.US.md) - [TSMU.US](https://longbridge.com/en/quote/TSMU.US.md) - [TSMG.US](https://longbridge.com/en/quote/TSMG.US.md) - [TSMZ.US](https://longbridge.com/en/quote/TSMZ.US.md) - [TSM.US](https://longbridge.com/en/quote/TSM.US.md) - [PHG.US](https://longbridge.com/en/quote/PHG.US.md) - [AAPL.US](https://longbridge.com/en/quote/AAPL.US.md) - [AMD.US](https://longbridge.com/en/quote/AMD.US.md) - [NVDA.US](https://longbridge.com/en/quote/NVDA.US.md) - [RYLPF.US](https://longbridge.com/en/quote/RYLPF.US.md) - [NVD.DE](https://longbridge.com/en/quote/NVD.DE.md) ## Related News & Research - [Taiwan Semiconductor to Sell Stake in Vanguard International](https://longbridge.com/en/news/286532118.md) - [Noteworthy Insider Activity: BorZen Tien Invests $139K In Taiwan Semiconductor Stock](https://longbridge.com/en/news/286936172.md) - [Commerzbank Aktiengesellschaft FI Decreases Stock Position in Taiwan Semiconductor Manufacturing Company Ltd. $TSM](https://longbridge.com/en/news/286666000.md) - [Taiwan Semiconductor's Arizona Chip Hub Thrives, But Power And Labor Risks Persist](https://longbridge.com/en/news/286074435.md) - [Allworth Financial LP Buys 2,117 Shares of Taiwan Semiconductor Manufacturing Company Ltd. $TSM](https://longbridge.com/en/news/286522631.md)