Insider · SEC Forms 3, 4, 5
CIK 1494730
All transactions
Every Form 4 row this person reported, newest first
Insider · SEC Forms 3, 4, 5
Every Form 4 row this person reported, newest first
Chuang Juiping (CIK 2114029) reported 7 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-09-09). Recent activity: Buy TSM (50 shares), Buy TSM (8,175 shares), Buy TSM (49 shares), Buy TSM (47 shares), Buy TSM (50 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-09 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) | VP | Buy | 50 | $3,810 |
| 2026-09-02 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) | VP | Buy | 8,175 | $0 |
| 2026-08-10 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) | VP | Buy | 49 | $3,592 |
| 2026-07-09 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) | VP | Buy | 47 | $3,601 |
| 2026-06-09 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) | VP | Buy | 50 | $3,800 |
| 2026-05-11 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) | VP | Buy | 51 | $3,663 |
| 2026-04-13 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) | VP | Buy | 62 | $3,588 |
Source: SEC Form 4 filings · as of 2026-09-09