Chao David Tsung-Hung
SEC insider (Form 3/4/5 filer). CIK 0001726418. Director at WESTLAKE CORP (WLK). 6 reported Form 4/5 transactions since Sep 2024; latest on Aug 14, 2026. Located in HOUSTON, TX.
Companies Chao David Tsung-Hung has filed insider reports for
- WESTLAKE CORP (WLK): Director
Chao David Tsung-Hung
CIK: 0001726418
Transaction Breakdown
Open Market Buys (P)0 (0.0%)
High conviction signal
Open Market Sales (S)2 (33.3%)
Position reduction
Option Exercises (M)2 (33.3%)
Derivative conversions
Awards (A)2 (33.3%)
Compensation grants
Other (G, F, J, C, D, …)0 (0.0%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
WLK
WESTLAKE CORP
Director
Discretionary Trading P&L
Holdings
Transaction History (6 total)
- Aug 14, 2026WLK
WESTLAKE CORP
AwardDirectRestricted Stock Units
2.2K shares- - Aug 8, 2026WLK
WESTLAKE CORP
ExerciseDirect2.2K shares- - Aug 9, 2025WLK
WESTLAKE CORP
ExerciseDirect1.1K shares- - Aug 8, 2025WLK
WESTLAKE CORP
AwardDirectRestricted Stock Units
2.2K shares- - Nov 29, 2024WLK
WESTLAKE CORP
SaleDirect1.8K shares at avg. $129.08$226K - Nov 22, 2024WLK
WESTLAKE CORP
SaleDirect1.8K shares at avg. $130.00$228K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Aug 14, 2026 | WLK WESTLAKE CORP | Award Restricted Stock Units | 2,184 | - | - | Direct |
| Aug 8, 2026 | WLK WESTLAKE CORP | Exercise | 2,168 | - | $0 | Direct |
| Aug 9, 2025 | WLK WESTLAKE CORP | Exercise | 1,128 | - | - | Direct |
| Aug 8, 2025 | WLK WESTLAKE CORP | Award Restricted Stock Units | 2,168 | - | - | Direct |
| Nov 29, 2024 | WLK WESTLAKE CORP | Sale | 1,750 | $129.08 | $225,888 | Direct |
| Nov 22, 2024 | WLK WESTLAKE CORP | Sale | 1,750 | $130.00 | $227,500 | Direct |
1-6 of 6 transactions