0001972362-23-000961.txt : 20231114 0001972362-23-000961.hdr.sgml : 20231114 20231114154529 ACCESSION NUMBER: 0001972362-23-000961 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20231114 DATE AS OF CHANGE: 20231114 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: WESTLAKE CORP CENTRAL INDEX KEY: 0001262823 STANDARD INDUSTRIAL CLASSIFICATION: INDUSTRIAL ORGANIC CHEMICALS [2860] IRS NUMBER: 760346924 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 001-32260 FILM NUMBER: 231405325 BUSINESS ADDRESS: STREET 1: 2801 POST OAK BLVD STREET 2: SUITE 600 CITY: HOUSTON STATE: TX ZIP: 77056 BUSINESS PHONE: 713-960-9111 MAIL ADDRESS: STREET 1: 2801 POST OAK BLVD STREET 2: SUITE 600 CITY: HOUSTON STATE: TX ZIP: 77056 FORMER COMPANY: FORMER CONFORMED NAME: WESTLAKE CHEMICAL CORP DATE OF NAME CHANGE: 20030908 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: Buesinger Robert F. CENTRAL INDEX KEY: 0001488587 FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: 2801 POST OAK BLVD, SUITE 600 CITY: HOUSTON STATE: TX ZIP: 77056 144 1 primary_doc.xml 144 0001488587 XXXXXXXX LIVE 0001262823 WESTLAKE CORP 001-32260 2801 POST OAK BLVD SUITE 600 HOUSTON TX 77056 713-960-9111 Buesinger Robert F. Officer COMMON Morgan Stanley Smith Barney LLC Executive Services

200 W Civic Center Dr - 4th Floor SANDY UT 84070

4215 550057.50 128100000 11/14/2023 NYSE COMMON 02/14/2023 RESTRICTED STOCK ISSUER N 4215 02/14/2023 COMPENSATION N ROBERT BUESINGER

2801 POST OAK BOULEVARD SUITE 600 HOUSTON TX 77056

STOCK OPTION EXERCISE 08/30/2023 4857 653135.85 ROBERT BUESINGER

2801 POST OAK BOULEVARD, SUITE 600 HOUSTON TX 77056

STOCK OPTION EXERCISE 08/29/2023 8100 1084023.81 11/14/2023 /s/ Robert Ford Buesinger