WESTLAKE CORP — Director's Dealing 2024

Feb 21, 2024

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: WESTLAKE CORP (WLK)
CIK: 0001262823
Period of Report: 2024-02-16

Reporting Person: Chao Albert (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2024-02-16	Common Stock	A	39738	—	Acquired	559886	Direct
2024-02-19	Common Stock	M	19810	—	Acquired	579696	Direct
2024-02-20	Common Stock	F	22561	$129.92	Disposed	557135	Direct
2024-02-20	Common Stock	F	12	$135.43	Disposed	557123	Direct
2024-02-20	Common Stock	F	2207	$137.369	Disposed	554916	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2024-02-19	Restricted Stock Units	$	M	19810	Disposed		Common Stock (19810)	Direct

Footnotes

F1: Represents shares of common stock that vested on February 16, 2024 upon the approval of the Issuer's Board of Directors ("BOD"), and the determination by the Compensation Committee of the BOD, of the satisfaction of performance criteria underlying an award of performance stock units ("PSUs") granted to the Reporting Person on February 19, 2021 under the terms of the Issuer's 2013 Omnibus Incentive Plan.

F2: Restricted stock units ("RSUs") convert into the Issuer's common stock on a one-for-one basis.

F3: Shares otherwise issuable were withheld to satisfy tax obligations arising out of the vesting of the reporting persons RSUs and PSUs.

F4: Weighted average price. These shares were sold in multiple transactions ranging from $137.33 to $137.44, inclusive. The reporting person undertakes to provide the issuer, any security holder of the issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth above.

F5: On February 19, 2021, the reporting person was granted 19,810 RSUs vesting on the third anniversay of the grant date.