Chang Chien Shen (CIK 2111678) reported 2 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-04-13). Recent activity: Buy ASX (3.0M shares), Buy ASX (1.5M shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-13 | ASE Technology Holding Co., Ltd. (ASX) | Director | Buy | 3.0M | $123.3M |
| 2026-04-13 | ASE Technology Holding Co., Ltd. (ASX) | Director | Buy | 1.5M | $149.6M |
Source: SEC Form 4 filings · as of 2026-04-13