Insider · CIK 0001746472
John Tsung-chen Chao
Files at: WLK. On EDGAR ↗
Reported trades — common stock
No reported common-stock activity in this period.
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 17, 2018 AForm 4 → | Aug 20, 10:35 am EDT | WESTLAKE CHEMICAL CORPWLK | 1,409 | — | — | 1,409 | — |