Ku Yao-Ching (CIK 2135989) reported 1 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-09). Recent activity: Buy TSM (48 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-09 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) | VP | Buy | 48 | $0 |
Source: SEC Form 4 filings · as of 2026-06-09