Chao David Tsung-hung
Director
Exercise
Calculated transaction value
$0
2,168 shares @ $0
Traded
Aug 8, 2026
Filed
Aug 10, 2026
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Westlake Corporation
WLK
ManufacturingChemicals
Transactions reported in official disclosures
Price with disclosed trades
Daily closes, past year · marks sit on transaction dates, sized by value
34 trades
| Reporting person | Filed | Transaction | Transaction value | Source | Actions |
|---|---|---|---|---|---|
| Chao David Tsung-hung Director | Aug 10, 2026 2-day lag | Exercise Aug 8, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Chao Catherine T. Director | Aug 10, 2026 2-day lag | Exercise Aug 8, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Chao Catherine T. Director | Aug 10, 2026 2-day lag | Exercise Aug 8, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Baksht Jonathan SVP And CFO | Jun 16, 2026 1-day lag | Award Jun 15, 2026 | $0 Filed shares x price | SEC Form 4 View filing |
Chao Catherine T.
Director
Exercise
Reported value range
Not reported
2,168 shares
Traded
Aug 8, 2026
Filed
Aug 10, 2026
Chao Catherine T.
Director
Exercise
Calculated transaction value
$0
2,168 shares @ $0
Traded
Aug 8, 2026
Filed
Aug 10, 2026
Baksht Jonathan
SVP And CFO
Award
Calculated transaction value
$0
20,580 shares @ $0
Traded
Jun 15, 2026
Filed
Jun 16, 2026