Du-Tsuen Uang
Du-Tsuen Uang: Chief Administration Officer at ASE Technology. What Du-Tsuen Uang 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)
Du-Tsuen Uang holds 420,500 ASE Technology shares (0.02% of the company), worth about $19.6M at the last price, according to the Form 4 of Sep 7, 2026.
- Shares held: 420,500 (0.02%), $19.6M — Held in their own name.
Declarations
- ASE Technology (ASX) — Form 4 of Sep 7, 2026 (Chief Administration Officer): grant or award of 90,000; 420,500 shares after 0000950103-26-013688
- ASE Technology (ASX) — Form 4 of Jul 22, 2026 (Chief Administration Officer): open-market sale of 3,000 at $665.00; 375,500 shares after 0000950103-26-011125
- ASE Technology (ASX) — Form 4 of Jul 15, 2026 (Chief Administration Officer): open-market sale of 3,000 at $688.00; 377,000 shares after 0000950103-26-010761
- ASE Technology (ASX) — Form 4 of Jul 6, 2026 (Chief Administration Officer): open-market sale of 2,000 at $687.00; 378,500 shares after 0000950103-26-010378
- ASE Technology (ASX) — Form 4 of Jul 1, 2026 (Chief Administration Officer): open-market sale of 3,000 at $664.00; open-market sale of 2,000 at $687.00; 379,500 shares after 0000950103-26-010022
- ASE Technology (ASX) — Form 4 of Jun 23, 2026 (Chief Administration Officer): open-market sale of 3,000 at $611.00; open-market sale of 5,000 at $667.00; 383,500 shares after 0000950103-26-009314
- ASE Technology (ASX) — Form 4 of Jun 3, 2026 (Chief Administration Officer): open-market sale of 5,000 at $607.00; open-market sale of 5,000 at $617.00; 389,000 shares after 0000950103-26-008428
- ASE Technology (ASX) — Form 3 of Mar 18, 2026 (Chief Administration Officer); 394,000 shares after 0000950103-26-004225
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.
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