ASX Insider Trading Activity and SEC Form 4 Filings
ASX insider trading summary
Over the past 12 months, insiders at ASE Technology Holding Co., Ltd. (ASX) reported 27 sales worth $330.1M by 3 insiders and no open-market purchases on SEC Form 4. Net insider selling was $330.1M.
Latest ASX insider buys and sells
| Date | Insider | Role | Type | Value |
|---|---|---|---|---|
| Oct 12, 2026 | Du-Tsuen Uang | Chief Administration Officer | Sell | $2.3M (3,000 @ $752.00) |
| Jul 22, 2026 | Du-Tsuen Uang | Chief Administration Officer | Sell | $2.0M (3,000 @ $665.00) |
| Jul 15, 2026 | Du-Tsuen Uang | Chief Administration Officer | Sell | $2.1M (3,000 @ $688.00) |
| Jul 6, 2026 | Du-Tsuen Uang | Chief Administration Officer | Sell | $1.4M (2,000 @ $687.00) |
| Jun 3, 2026 | Du-Tsuen Uang | Chief Administration Officer | Sell | $3.1M (5,000 @ $617.00) |
| Jun 1, 2026 | Du-Tsuen Uang | Chief Administration Officer | Sell | $3.0M (5,000 @ $607.00) |
| May 27, 2026 | Jeffrey Chen | Director | Sell | $1.3M (2,000 @ $653.00) |
| May 26, 2026 | Jeffrey Chen | Director | Sell | $5.7M (9,000 @ $630.00) |
| May 25, 2026 | Jeffrey Chen | Director | Sell | $5.3M (9,000 @ $590.00) |
| May 22, 2026 | Jeffrey Chen | Director | Sell | $4.8M (9,000 @ $538.00) |
Source: SEC Form 4 filings. Open-market purchases (code P) and sales (code S) only; option exercises, grants and gifts are excluded.