Albert Chao - Feb 18, 2022 Form 4 Insider Report for WESTLAKE CORP (WLK)

Role: President & CEO, Director, 10%+ Owner
Signature: Albert Chao by J. Feng POA
Stock symbol: WLK
Transactions as of: Feb 18, 2022
Transactions value $: $0
Form type: 4
Date filed: 2/22/2022, 06:02 AM
Previous filing: Feb 17, 2022
Next filing: May 23, 2022
SEC: View on sec.gov

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	WLK	Employee Option (right to buy)	Award	$0	+56.8K		$0.00	56.8K	Feb 18, 2022	Common Stock	56.8K	$108.12	Direct	F1
transaction	WLK	Restricted Stock Units	Award	$0	+18K		$0.00	18K	Feb 18, 2022	Common Stock	18K		Direct	F2, F3

Showing 1 to 2 of 2 entries

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The stock options are excercisable in three installments of 33%, 33% and 34% on February 18, 2023, 2024 and 2025, respectively.
F2	Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.
F3	All of the restricted stock units will vest on February 18, 2025.