Tzu-Sou Chuang, VP at TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM), bought 46 shares at $79.39 ($4K) on 2026-10-07, disclosed to the SEC on 2026-10-08.
Recurring purchase ($4k) by VP following this insider's established cadence. Pattern-driven, low signal.
Clearly above the average filing.
| Filing → |
| TSM | BUY | 2026-07-09 | $3K | — | Filing → |
| TSM | BUY | 2026-06-09 | $3K | — | Filing → |
| TSM | SELL | 2026-05-19 | $14.0M | — | Filing → |