AlphaYouYM
Insider buying
Yuh-Jier Mii bought $5K of Taiwan Semiconductor Manufacturing Co Ltd (TSM) stock
Yuh-Jier Mii, EVP and Co-COO of Taiwan Semiconductor Manufacturing Co Ltd (TSM), bought 71 shares of TSM stock worth $5K, per an SEC Form 4 filed Sep 9, 2026.
It was an open-market purchase.
The trade happened on Sep 7, 2026, 2 days before it was made public.
TSM has moved +3.8% since the trade date, from $428.91 to $445.14 (Sep 21, 2026 close).
- Traded
- Sep 7, 2026
- Disclosed
- Sep 9, 2026
- Filing delay
- 2 days
- Price since
- +3.8%
- Role
- EVP and Co-COO
- Source
- SEC Form 4
More TSM insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.