Chao David Tsung-Hung (CIK 1726418) reported 2 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-08-10). Recent activity: Buy WLK (2,168 shares), Buy WLK (1,128 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-10 | WESTLAKE CORP (WLK) | Director | Buy | 2,168 | $0 |
| 2025-08-11 | WESTLAKE CORP (WLK) | Director | Buy | 1,128 | $0 |
Source: SEC Form 4 filings · as of 2026-08-10