Chuang Tzu-Sou 4

What Happened

• Chuang Tzu‑Sou, Vice President at Taiwan Semiconductor Manufacturing Co. (TSM), sold 200,000 common shares in an open-market transaction on May 19, 2026.
• The shares were disposed at $69.83 per share, for a total proceeds of approximately $13,966,000. The dollar price was converted from NT$2,210 using an exchange rate of NT$31.650 = US$1.

Key Details

• Transaction date and price: 2026-05-19, 200,000 shares at $69.83 per share (total ≈ $13,966,000). (Transaction code: S = Sale)
• Shares owned after transaction: Not specified in the Form 4 filing.
• Footnotes: F1 notes the price was translated from New Taiwan dollars (NT$2,210 at NT$31.650/USD). F2 and F3 reference shares held/purchased under the issuer's ESPP and an LTI trust (investment control), as listed in the filing.
• Filing timeliness: The Form 4 was filed on the same date as the transaction (timely), indicating no late filing.

Context

• This was a sale (not a purchase or option exercise). Sales by insiders can be routine (for diversification, cash needs, or other personal reasons) and do not by themselves indicate company performance or insider sentiment.
• For retail investors: purchases generally carry more weight as positive signals; a single open-market sale should be interpreted cautiously and considered alongside other filings and company fundamentals.