0000950170-24-016836.txt : 20240220 0000950170-24-016836.hdr.sgml : 20240220 20240220091127 ACCESSION NUMBER: 0000950170-24-016836 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240216 FILED AS OF DATE: 20240220 DATE AS OF CHANGE: 20240220 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Chao John Tsung-chen CENTRAL INDEX KEY: 0001746472 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32260 FILM NUMBER: 24651116 MAIL ADDRESS: STREET 1: 26 GRAMERCY PARK SOUTH, 7EF CITY: NEW YORK STATE: NY ZIP: 10003 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: WESTLAKE CORP CENTRAL INDEX KEY: 0001262823 STANDARD INDUSTRIAL CLASSIFICATION: INDUSTRIAL ORGANIC CHEMICALS [2860] ORGANIZATION NAME: 08 Industrial Applications and Services IRS NUMBER: 760346924 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 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 4 1 ownership.xml 4 X0508 4 2024-02-16 0001262823 WESTLAKE CORP WLK 0001746472 Chao John Tsung-chen 2801 POST OAK BLVD., STE. 600 HOUSTON TX 77056 true false false false false Employee Option (right to buy) 144.485 2024-02-16 4 A false 1394 0 A 2034-02-16 Common Stock 1394 1394 D Restricted Stock Units 2024-02-16 4 A false 503 0 A Common Stock 503 503 D The stock options are excercisable in three installments of 33%, 33% and 34% on February 16, 2025, 2026 and 2027, respectively. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock All of the restricted stock units will vest on February 16, 2027. John Tsung-Chen Chao by J Feng POA 2024-02-20