Form 4: Taiwan Semiconductor Manufacturing Co Executive Buys Shares
Insider Transaction (Form 4)
Bor-Zen Tien, VP of Taiwan Semiconductor Manufacturing Co Ltd, purchased 4,010 shares of common stock on July 21, 2026.
Summary
- Open-market purchase: acquired 1,000 Common Shares (2330.TW) at $74.13 ($74,130) on July 21, 2026; holds 13,051 after (Direct).
- Open-market purchase: acquired 10 American Depositary Shares (TSM) at $405.00 ($4,050) on July 20, 2026; holds 117 after (Direct).
- Open-market purchase: acquired 1,000 Common Shares (2330.TW) at $73.98 ($73,980) on July 21, 2026; holds 2,000 after (Indirect).
- Open-market purchase: acquired 1,000 Common Shares (2330.TW) at $74.44 ($74,440) on July 21, 2026; holds 3,000 after (Indirect).
- Open-market purchase: acquired 1,000 Common Shares (2330.TW) at $74.75 ($74,750) on July 21, 2026; holds 4,000 after (Indirect).
Sentiment
Score: 8
Explanation: StockSavvy.ai views this as a bullish signal: an insider made an open-market purchase of $301,350, committing personal capital to the stock.
Insider Transactions
Bor-Zen Tien — Officer (VP)
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-07-21 | Open-market purchase | Common Shares (2330.TW) | 1,000 | $74 | $74.1K | 13,051 |
| 2026-07-20 | Open-market purchase | American Depositary Shares (TSM) | 10 | $405 | $4.0K | 117 |
| 2026-07-21 | Open-market purchase | Common Shares (2330.TW) | 1,000 | $74 | $74.0K | 2,000 |
| 2026-07-21 | Open-market purchase | Common Shares (2330.TW) | 1,000 | $74 | $74.4K | 3,000 |
| 2026-07-21 | Open-market purchase | Common Shares (2330.TW) | 1,000 | $75 | $74.8K | 4,000 |
Key Dates
| Date | Description |
|---|---|
| 2026-07-21 | Open-market purchase (1,000 shares) |
| 2026-07-20 | Open-market purchase (10 shares) |
| 2026-07-21 | Open-market purchase (1,000 shares) |
| 2026-07-21 | Open-market purchase (1,000 shares) |
| 2026-07-21 | Open-market purchase (1,000 shares) |
Keywords
insider transaction, Form 4, TSM, TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD, bullish, Bor-Zen Tien
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