Bor-Zen Tien, VP at TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM), bought 4,000 shares at $74.13 ($297K) on 2026-07-21, disclosed to the SEC on 2026-07-23.
VP Bor-Zen Tien purchased 1,000 shares for $74,130, a trade flagged as the largest ever by the system. This action coincides with recent news highlighting TSMC's aggressive pricing power and massive $100 billion investment in America to meet AI demand.
TSM is up 2.74% over the last five days but down 3.54% over the past month, currently trading 11.99% below the 52-week high of $478.55.
The stock faces risks related to 'AI bubble fears' cited in a July 22 Barchart report, which questions the sustainability of current valuations.
Clearly above the average filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $73.98 | 1,000 | $74K | 24.9% |
| 2 | $74.13 | 1,000 | $74K | 24.9% |
| 3 | $74.44 | 1,000 | $74K | 25.0% |
| 4 | $74.75 | 1,000 | $75K | 25.1% |
| Total | $74.33 avg | 4,000 | $297K | 100% |
| Filing → |
| TSM | BUY | 2026-08-10 | $4K | — | Filing → |
| TSM | BUY | 2026-08-04 | $73K | — | Filing → |
| TSM | BUY | 2026-07-30 | $74K | — | Filing → |