Tien Bor-Zen 4

What Happened Tien Bor‑Zen, a Vice President at Taiwan Semiconductor Manufacturing Co. (TSM), bought a total of 20 American Depositary Shares (ADS) on 2026-04-28. The purchases were: 10 ADS @ $386.00 ($3,860), 5 ADS @ $390.00 ($1,950), and 5 ADS @ $390.00 ($1,950), for a combined cost of $7,760. These transactions are purchases (transaction code P), which are direct acquisitions rather than sales.

Key Details

• Transaction date: 2026-04-28 (filed 2026-04-29 — timely filing).
• Trades: 10 ADS @ $386.00; 5 ADS @ $390.00; 5 ADS @ $390.00.
• Total value: $7,760.
• Each ADS represents five common shares (Footnote F1) — 20 ADS = economic exposure to 100 common shares.
• Footnote F2 states the common shares were purchased and held under the issuer’s Employee Stock Purchase Plan (ESPP).
• Shares owned after the transaction: not disclosed in the Form 4.

Context Purchases reported on Form 4 show insiders adding to holdings; here the buy size is relatively small ($7.8k). The filing notes ESPP involvement, which typically reflects periodic plan purchases rather than opportunistic open‑market trades. No sales, option exercises, or late‑filing flags are indicated in this report.