Che-Chia Wei
Che-Chia Wei: Chairman and CEO · Director at TSMC. What Che-Chia Wei 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)
Che-Chia Wei holds 1.7M TSMC shares (0.03% of the company), worth about $842.8M at the last price, according to the Form 4 of Sep 7, 2026.
- Shares held: 1.5M (0.03%), $745.1M — Held in their own name.
- Shares held: 140,052 (0.00%), $68.1M — Held by a spouse or a family member (By Spouse).
- Shares held: 60,676 (0.00%), $29.5M — Held through trusts (By ESPP Trust, By LTI Trust).
Declarations
- TSMC (TSM) — Form 4 of Sep 7, 2026 (Chairman and CEO): open-market purchase of 149 at $76.20; 1.7M shares after 0001046179-26-000644
- TSMC (TSM) — Form 4 of Sep 1, 2026 (Chairman and CEO): grant or award of 204,375; 1.7M shares after 0001046179-26-000590
- TSMC (TSM) — Form 4 of Aug 7, 2026 (Chairman and CEO): open-market purchase of 152 at $73.31; 1.7M shares after 0001046179-26-000521
- TSMC (TSM) — Form 4 of Jul 7, 2026 (Chairman and CEO): open-market purchase of 146 at $76.62; 1.7M shares after 0001046179-26-000438
- TSMC (TSM) — Form 4 of Jun 5, 2026 (Chairman and CEO): open-market purchase of 150 at $76.01; 1.7M shares after 0001046179-26-000358
- TSMC (TSM) — Form 4 of May 8, 2026 (Chairman and CEO): open-market purchase of 160 at $71.82; 1.7M shares after 0001046179-26-000265
- TSMC (TSM) — Form 4 of Apr 9, 2026 (Chairman and CEO): open-market purchase of 186 at $57.87; 1.7M shares after 0001046179-26-000187
- TSMC (TSM) — Form 3 of Mar 18, 2026 (Chairman and CEO); 1.7M shares after 0001046179-26-000089
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.