Form4insider filings, from the source

SEC Form 4 · accession 0001140361-18-009520

WESTLAKE CORP · WLK

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner
James Chao
Officer — Chairman · Director · 10% Owner
Period of report
Feb 20, 2018
Accepted (ET)
Feb 22, 2018 · 9:27 am EST
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001262823

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common StockF1Feb 20, 2018M10,868—A88,969D
Common StockFeb 21, 2018F4,172$106.98D84,797D
Common StockF3holding———92,010,554ITTWF LP & TTWFGP LLC

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Restricted Stock UnitsF1,F2—Feb 20, 2018M10,868D——Common Stock10,8680D

Explanation of responses