Robert F. Buesinger - 07 May 2024 Form 4 Insider Report for WESTLAKE CORP (WLK)

Role: EVP, HIP, IT & Digital
Signature: Robert F. Buesinger by J Feng POA
Issuer symbol: WLK
Transactions as of: 07 May 2024
Net transactions value: -$109,185
Form type: 4
Filing time: 08 May 2024, 13:15:19 UTC
Previous filing: 18 Mar 2024
Next filing: 13 May 2024
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	WLK	Common Stock	Options Exercise	$384,262	+3,133	+15%	$122.65	24,277	07 May 2024	Direct
transaction	WLK	Common Stock	Disposed to Issuer	$493,448	-3,133	-13%	$157.50	21,144	07 May 2024	Direct

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)	Options Exercise	$0	-3,133	-33%	$0.000000	6,362	07 May 2024	Common Stock	3,133	$122.65	Direct	F1

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

Explanation of Responses:

Id	Content
F1	The stock options are exercisable in three installments of 33%. 33% and 34% on February 17, 2024, 2025 and 2026, respectively.