WESTLAKE CORP — Director's Dealing 2023

Dec 1, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: WESTLAKE CORP (WLK)
CIK: 0001262823
Period of Report: 2023-11-30

Reporting Person: Chao James (Director, Chairman, 10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-11-30	Common Stock	M	34599	$65.8125	Acquired	96998	Direct
2023-11-30	Common Stock	M	24437	$86.5379	Acquired	121435	Direct
2023-11-30	Common Stock	M	9177	$108.1175	Acquired	130612	Direct
2023-11-30	Common Stock	D	57232	$128.37	Disposed	73380	Direct
2023-11-30	Common Stock	D	10981	$129.14	Disposed	62399	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-11-30	Employee Option (right to buy)	$65.8125	M	34559	Disposed	2030-02-14	Common Stock (34559)	Direct
2023-11-30	Employee Option (right to buy)	$86.5379	M	24437	Disposed	2031-02-19	Common Stock (24437)	Direct
2023-11-30	Employee Option (right to buy)	$108.1175	M	9177	Disposed	2032-02-18	Common Stock (9177)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	93405554	Indirect

Footnotes

F1: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $128.00 to $129.00, inclusive. The reporting person undertakes to provide to Westlake Corporation, any security holder of Westlake Corporation or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $129.005 to $129.60, inclusive. The reporting person undertakes to provide to Westlake Corporation, any security holder of Westlake Corporation or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3: 92,010,554 shares of Issuer are held through TTWF LP, a Delaware limited partnership. 1,395,000 shares of the Issuer are held through TTWFGP LLC, a Delaware limited liability company that is the general partner of TTWF LP. Two trusts for the benefit of members of the Chao family, including the reporting person, are the managers of TTWFGP LLC. The limited partners of TTWF LP are five trusts, principally for the benefit of members of the Chao family, including the reporting person, and two corporations owned, indirectly or directly, by certain of these trusts and by other entities owned by members of the Chao family, including the reporting person. The reporting person disclaims beneficial ownership of the shares except to the extent of his pecuniary interest therein.

F4: The stock options are exercisable in three installments of 33%, 33% and 34% on February 14, 2021, 2022 and 2023, respectively.

F5: The stock options are exercisable in three installments of 33%. 33% and 34% on February 19, 2022, 2023 and 2024, respectively.

F6: The stock options are exercisable in three installments of 33%, 33% and 34% on February 18, 2023, 2024 and 2025, respectively.