WESTLAKE CORP·4

Oct 3, 12:20 PM ET

Szwejbka Scott Thomas 4

4 · WESTLAKE CORP · Filed Oct 3, 2025

Insider Transaction Report

Form 4
Period: 2025-10-01
Szwejbka Scott Thomas
SVP, HIP Segment Head
Transactions
  • Tax Payment

    Common Stock

    2025-10-02$76.70/sh3,842$294,68112,817 total
  • Exercise/Conversion

    Restricted Stock Units

    2025-10-0110,8400 total
    Common Stock (10,840 underlying)
  • Exercise/Conversion

    Common Stock

    2025-10-01+10,84016,659 total
Footnotes (3)
  • [F1]Restricted stock units ("RSUs") convert into the Issuer's common stock on a one-for-one basis.
  • [F2]On October 1, 2021, the reporting person was granted 10,840 RSUs vesting on the fourth anniversay of the grant date.
  • [F3]Shares otherwise issuable were withheld to satisfy tax obligations arising out of the vesting of the reporting persons RSUs.

Documents

1 file
  • 4
    ownership.xmlPrimary

    4