Yuh-Jier Mii
Yuh-Jier Mii: EVP and Co-COO at TSMC. What Yuh-Jier Mii holds in an AI or semiconductor company tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.
TSMC (TSM)
Yuh-Jier Mii holds 271,580 TSMC shares (0.01% of the company), worth about $132.1M at the last price, according to the Form 4 of Sep 7, 2026.
- Shares held: 257,277 (0.00%), $125.1M — Held in their own name: 257,252 common, 25 ADS.
- Shares held: 14,303 (0.00%), $7.0M — Held through trusts (By ESPP Trust, By LTI Trust).
- Convertible securities: 150,000 (0.00%), $73.0M — 150,000 shares to be obtained by converting bonds or preferred shares already held.
Declarations
- TSMC (TSM) — Form 4 of Sep 7, 2026 (EVP and Co-COO): open-market purchase of 71 at $76.20; 271,580 shares after 0001046179-26-000648
- TSMC (TSM) — Form 4 of Sep 1, 2026 (EVP and Co-COO): grant or award of 32,204; 271,566 shares after 0001046179-26-000589
- TSMC (TSM) — Form 4 of Aug 7, 2026 (EVP and Co-COO): open-market purchase of 72 at $73.31; 265,125 shares after 0001046179-26-000523
- TSMC (TSM) — Form 4 of Jul 7, 2026 (EVP and Co-COO): open-market purchase of 68 at $76.62; 265,111 shares after 0001046179-26-000425
- TSMC (TSM) — Form 4 of Jun 5, 2026 (EVP and Co-COO): open-market purchase of 72 at $76.01; 265,097 shares after 0001046179-26-000359
- TSMC (TSM) — Form 4 of May 22, 2026 (EVP and Co-COO); 263,505 shares after 0001046179-26-000290
- TSMC (TSM) — Form 4 of May 8, 2026 (EVP and Co-COO): open-market purchase of 75 at $71.82; 265,083 shares after 0001046179-26-000251
- TSMC (TSM) — Form 4 of Apr 9, 2026 (EVP and Co-COO): open-market purchase of 88 at $57.87; 265,068 shares after 0001046179-26-000179
- TSMC (TSM) — Form 3/A of Mar 18, 2026 (EVP and Co-COO) 0002113729-26-000002
- TSMC (TSM) — Form 3 of Mar 18, 2026 (EVP and Co-COO); 263,505 shares after 0001046179-26-000105
Sources: SEC Schedules 13D and 13G (stakes above 5%, which count everything a person votes or can acquire within 60 days) and Forms 3, 4 and 5 (the shares a director, officer or 10% owner holds, filed within two business days of each trade). Values at the last price.