David Tsung-Hung Chao
CIK: 0001726418
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
WESTLAKE CORP
Discretionary Trading P&L
Holdings
Transaction History (6 total)
- Aug 14, 2026WLK
WESTLAKE CORP
Award(A)DirectRestricted Stock Units
2.2K shares- - Aug 8, 2026WLK
WESTLAKE CORP
Exercise(M)Direct2.2K shares- - Aug 9, 2025WLK
WESTLAKE CORP
Exercise(M)Direct1.1K shares- - Aug 8, 2025WLK
WESTLAKE CORP
Award(A)DirectRestricted Stock Units
2.2K shares- - Nov 29, 2024WLK
WESTLAKE CORP
Sale(S)Direct1.8K shares at avg. $129.08$226K - Nov 22, 2024WLK
WESTLAKE CORP
Sale(S)Direct1.8K shares at avg. $130.00$228K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Aug 14, 2026 | WLK WESTLAKE CORP | Award(A) Restricted Stock Units | 2,184 | - | - | Direct |
| Aug 8, 2026 | WLK WESTLAKE CORP | Exercise(M) | 2,168 | - | $0 | Direct |
| Aug 9, 2025 | WLK WESTLAKE CORP | Exercise(M) | 1,128 | - | - | Direct |
| Aug 8, 2025 | WLK WESTLAKE CORP | Award(A) Restricted Stock Units | 2,168 | - | - | Direct |
| Nov 29, 2024 | WLK WESTLAKE CORP | Sale(S) | 1,750 | $129.08 | $225,888 | Direct |
| Nov 22, 2024 | WLK WESTLAKE CORP | Sale(S) | 1,750 | $130.00 | $227,500 | Direct |
1-6 of 6 transactions
About Chao David Tsung-Hung
Chao David Tsung-Hung (SEC CIK 0001726418) files insider reports with the SEC as Director of WESTLAKE CORP (WLK).
Signal8 holds 5 ownership filings by Chao David Tsung-Hung, all Form 4s, filed between Nov 25, 2024 and Aug 17, 2026. Those filings report 6 transactions, from Nov 22, 2024 to Aug 14, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on Chao David Tsung-Hung's filings is in HOUSTON, TX.
Recent filings by Chao David Tsung-Hung
- Aug 14, 2026: Grant or award of WLK derivative securities (Form 4, code A).
- Aug 8, 2026: Option exercise of WLK shares (Form 4, code M).
- Aug 9, 2025: Option exercise of WLK shares (Form 4, code M).
- Aug 8, 2025: Grant or award of WLK derivative securities (Form 4, code A).
- Nov 29, 2024: Open-market sale of WLK shares (Form 4, code S).
Other insiders filing for WESTLAKE CORP (WLK)
- Darby Tommy, VP and CAO
- Sheets Jeffrey Wayne, Director
- Sabat Carolyn Chao, Director
- Patel Bhavesh V., Director
- NORTHCUTT R BRUCE, Director
- MCCOLLUM MARK A, Director