Chi-Wen Tsai
Chi-Wen Tsai: Chairman & President, SPIL at ASE Technology. What Chi-Wen Tsai 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.
ASE Technology (ASX)
Chi-Wen Tsai holds 7.8M ASE Technology shares (0.35% of the company), worth about $369.9M at the last price, according to the Form 4 of Sep 7, 2026.
- Shares held: 7.8M (0.35%), $369.9M — Held in their own name.
Declarations
- ASE Technology (ASX) — Form 4 of Sep 7, 2026 (Chairman & President, SPIL): grant or award of 334,000; 7.8M shares after 0000950103-26-013694
- ASE Technology (ASX) — Form 3 of Mar 18, 2026 (Chairman & President, SPIL); 7.6M shares after 0000950103-26-004190
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.