Chuang Tzu-Sou
SEC CIK 2114030 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| TSM | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD | VP | 5,853 | $20.8K | $13.97M | 10 | 2026-04-09 | 2026-09-07 |
Most active insiders at TSM, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Chuang Tzu-Sou | VP | $20.8K | $13.97M |
| 2 | Tien Bor-Zen | VP | $832.6K | — |
| 3 | Lin Shyue-Shyh | VP | $658.0K | — |
| 4 | Yuan Lipen | VP | $347.1K | — |
| 5 | BURNS URSULA M | Dir | $322.1K | — |
| 6 | Fang Shu-Hua | SVP, GC | $179.2K | — |
| 7 | Yeap Choh Fei | SVP | $80.5K | — |
| 8 | Wei Che-Chia | COB, CEO, Dir | $67.3K | — |
| 9 | Chin Yung-Pei | EVP, Co-COO | $31.9K | — |
| 10 | Mii Yuh-Jier | EVP, Co-COO | $31.9K | — |
Transactions 10
Purchase Sale Sale after option exercise All abbreviations