WESTLAKE CORP — Director's Dealing 2018

May 16, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: WESTLAKE CHEMICAL CORP (WLK)
CIK: 0001262823
Period of Report: 2018-05-15

Reporting Person: Buesinger Robert F. (EVP, Vinyl Products)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-05-15	Common Stock	S	1447	$118.875	Disposed	2642	Direct