Form4insider filings, from the source

Insider · CIK 0001719757

Tommy Darby

Files at: WLK, WLKP, VAL. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

No reported common-stock activity in this period.

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 31, 2026 AForm 4 →Sep 1, 7:14 am EDTWESTLAKE CORPWLK1,791——1,791—