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WLK insider trading

WESTLAKE CORP — open-market insider buys and $1M+ sells from SEC Forms 3, 4 and 5.
Insider buys · 24 mo
1
Bought · 24 mo
$8k
Buys · last 90 days
0 · $0
Most recent buy
2025-06-09

Recent insider filings

FiledInsiderTypeSharesPriceValue
2026-08-11Chao Albert
Executive Chairman
Sold31,384$80.42$2.5M
2026-03-30Bender Mark Steven
EVP & CFO
Sold16,413$112.54$1.8M
2026-03-02Bender Mark Steven
EVP & CFO
Sold16,988$100.91$1.7M
2025-12-23Chao Albert
Executive Chairman
Sold30,604$73.80$2.3M
2025-06-09Buesinger Robert F.
EVP, PEM Segment Head
Bought83$93.39$8k

Most active insider buyers

InsiderRoleBuysTotal bought
Buesinger Robert F.EVP, PEM Segment Head1$8k

See WLK on the chart

Every insider buy and sell for WLK plotted on the price, the full two-year history, cluster scores and daily updates — in the members area, $29/month. A free quarterly sample of the whole dataset needs no account.

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Data from the SEC EDGAR ownership filings, refreshed daily. Only open-market purchases (transaction code P) and sales of $1M or more are shown; grants, option exercises and tax withholding are excluded because they run on schedules set years earlier. Not investment advice.