TSM Insider Trading Activity and SEC Form 4 Filings
TSM insider trading summary
Over the past 12 months, insiders at Taiwan Semiconductor Manufacturing Co Ltd (TSM) reported 245 open-market purchases worth $3.1M by 32 insiders and 2 sales worth $14.0M by 2 insiders on SEC Form 4. Net insider selling was $10.9M.
Latest TSM insider buys and sells
| Date | Insider | Role | Type | Value |
|---|---|---|---|---|
| Nov 1, 2026 | Lipen Yuan | VP | Buy | $71K (1,000 @ $71.49) |
| Oct 7, 2026 | Tzu-Sou Chuang | VP | Buy | $4K (46 @ $79.39) |
| Oct 7, 2026 | Yung-Chin Hou | SVP and Deputy Co-COO | Buy | $5K (60 @ $79.39) |
| Oct 7, 2026 | Shu-Hua Fang | SVP and GC | Buy | $4K (53 @ $79.39) |
| Oct 7, 2026 | Pei-Hung Chen | VP | Buy | $3K (43 @ $79.39) |
| Oct 7, 2026 | Chih-Ho Chen | Controller | Buy | $2K (31 @ $79.39) |
| Oct 7, 2026 | Juiping Chuang | VP | Buy | $4K (46 @ $79.39) |
| Oct 7, 2026 | Kuo-Chin Hsu | VP | Buy | $4K (52 @ $79.39) |
| Oct 7, 2026 | Tzonz-Sheng Chang | SVP | Buy | $4K (51 @ $79.39) |
| Oct 7, 2026 | Min Cao | VP | Buy | $4K (51 @ $79.39) |
Source: SEC Form 4 filings. Open-market purchases (code P) and sales (code S) only; option exercises, grants and gifts are excluded.