Chen Chih-Ho (CIK 2114026) reported 7 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-08-10). Recent activity: Buy TSM (33 shares), Buy TSM (50 shares), Sell TSM (50 shares), Buy TSM (31 shares), Buy TSM (32 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-10 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) | Controller | Buy | 33 | $2,419 |
| 2026-07-16 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) | Controller | Buy | 50 | $3,730 |
| 2026-07-16 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) | Controller | Sell | 50 | $3,761 |
| 2026-07-09 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) | Controller | Buy | 31 | $2,375 |
| 2026-06-09 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) | Controller | Buy | 32 | $2,432 |
| 2026-05-11 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) | Controller | Buy | 34 | $2,442 |
| 2026-04-13 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) | Controller | Buy | 40 | $2,315 |
Source: SEC Form 4 filings · as of 2026-08-10