ASE Technology Holding Co Ltd
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ASE Technology Holding Co Ltd is a semiconductor assembly and testing firm. The company operates in segments: Packaging, Testing, Electronic Manufacturing Services and others. Of these, Packaging segment contribute the maximum revenue. The packaging segment involves packaging bare semiconductors into completed semiconductors with improved electrical and thermal characteristics. The Testing Segment includes front-end engineering testing, wafer probing, and final testing services. In the EMS segment, the company designs manufactures, and sells electronic components and telecommunication equipment motherboards. The company is based in Taiwan but generates over half its sales from firms in the United States.
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ASX insider activity
ASE Technology Holding Co Ltd
No multi-insider buying cluster in the last 90 days
Net selling: -$89.2M across loaded Form 4 rows.
Loaded official disclosures do not show all three sources aligned on this ticker.
| Filing date | Trade date | Insider | Title | Type | Price | Qty | Owned | Value | Receipt |
|---|---|---|---|---|---|---|---|---|---|
| 2026-07-02 | 2026-07-01 | Uang Du-Tsuen | Insider | sell | $709.00 | 3,000 | 759,000 | $2.1M | SEC Form 4 |
| 2026-07-02 | 2026-06-30 | Uang Du-Tsuen | Insider | sell | $687.00 | 2,000 | 762,000 | $1.4M | SEC Form 4 |
| 2026-07-02 | 2026-06-30 | Uang Du-Tsuen | Insider | sell | $664.00 | 3,000 | 764,000 | $2.0M | SEC Form 4 |
| 2026-06-23 | 2026-06-23 | Uang Du-Tsuen | Insider | sell | $697.00 | 3,000 | 767,000 | $2.1M | SEC Form 4 |
| 2026-06-23 | 2026-06-22 | Uang Du-Tsuen | Insider | sell | $667.00 | 5,000 | 770,000 | $3.3M | SEC Form 4 |
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