Chih-Ho Chen, Controller at Taiwan Semiconductor Manufacturing, bought TSM on Jul 13, 2026
Data as of Oct 16
- Traded
- Jul 13, 2026
- Disclosed
- Jul 16, 2026
- Filed
- 3 days after the trade
Form 4s are due within two business days.
Official filing (SEC Form 4) ↗
The price around the disclosure
TSM since disclosure
+0.7%
Similar stocks (XLK) since disclosure
+3.4%
XLK — its sector index fund
Change in closing price from Jul 16, 2026 (the first trading day on or after disclosure) to Oct 16, 2026. Dividends excluded. Not a return anyone earned.
Our take
None of our tested rules fired on this trade.
Other trades in the same filing
- ▼ SELLChih-Ho Chen ControllerTSM Taiwan Semiconductor Manufacturing Co Ltd$3.8Kdisclosed Jul 16 · filed 2 days after the trade