WESTLAKE CORP — Director's Dealing 2021

Feb 26, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: WESTLAKE CHEMICAL CORP (WLK)
CIK: 0001262823
Period of Report: 2021-02-25

Reporting Person: Zoeller Johnathan Stevan (VP and CAO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-02-25	Common Stock	M	1006	$65.8125	Acquired	1006	Direct
2021-02-25	Common Stock	S	1006	$86.935	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-02-25	Employee Option (right to buy)	$65.8125	M	1006	Disposed	2030-02-14	Common Stock (1006)	Direct

Footnotes

F1: The stock options are excercisable in three installments of 33%, 33% and 34% on February 14, 2021, 2022 and 2023, respectively.