Bor-Zen Tien, VP at TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM), bought 1,000 shares at $55.93 ($56K) on 2026-03-22, disclosed to the SEC on 2026-03-24.
VP Bor-Zen Tien purchased 1,000 shares for $55,930, marking the largest purchase of his career. This significant insider buying comes as TSMC benefits from Nvidia's AI push and record-high stock performance.
The stock is trading at $343.25, down 0.79% over the last five days but still 3.68% below its 52-week high of $356.35.
Clearly above the average filing.
| Filing → |
| TSM | BUY | 2026-08-10 | $4K | — | Filing → |
| TSM | BUY | 2026-08-04 | $73K | — | Filing → |
| TSM | BUY | 2026-07-30 | $74K | — | Filing → |