Company · CIK 0001262823 · SIC 2860 — Industrial Organic Chemicals · NYSE
WESTLAKE CORP · WLK
Insider activity reported against this company. All insider holders · Files at: WLKP. On EDGAR ↗
Reported at this company — common stock
No reported common-stock activity in this period.
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 31, 2026 AForm 4 → | Sep 1, 7:14 am EDT | Tommy DarbyVP and CAO | 1,791 | — | — | 1,791 | — |
Filed by this entity as an insider elsewhere — common stock
No reported common-stock activity in this period.
Filed by this entity as an insider elsewhere — derivatives (options, RSUs, warrants)
No reported derivative activity in this period.