0000950170-23-070146.txt : 20231213 0000950170-23-070146.hdr.sgml : 20231213 20231213200250 ACCESSION NUMBER: 0000950170-23-070146 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20231213 DATE AS OF CHANGE: 20231213 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: Xenon Pharmaceuticals Inc. CENTRAL INDEX KEY: 0001582313 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 980661854 STATE OF INCORPORATION: A1 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 001-36687 FILM NUMBER: 231485302 BUSINESS ADDRESS: STREET 1: 200 - 3650 GILMORE WAY CITY: BURNABY STATE: A1 ZIP: V5G 48W BUSINESS PHONE: (604) 484-3300 MAIL ADDRESS: STREET 1: 200 - 3650 GILMORE WAY CITY: BURNABY STATE: A1 ZIP: V5G 48W REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: PATOU GARY CENTRAL INDEX KEY: 0001283535 FILING VALUES: FORM TYPE: 144 144 1 primary_doc.xml 144 0001283535 XXXXXXXX LIVE 0001582313 Xenon Pharmaceuticals Inc. 001-36687 200-3650 Gilmore Way Burnaby A1 V5G 4W8 (604)-484-3300 GARY PATOU Director Common Shares Morgan Stanley Wealth Management Canada Inc.

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11380 454062 65429711 12/13/2023 NASDAQ Common Shares 12/13/2023 Exercise of options Issuer N 11380 12/13/2023 Net Exercise Y Pursuant to the terms of a lock-up agreement executed by the undersigned in favor of the underwriters of the Company's November 2023 follow-on public offering, the undersigned is permitted to transfer up to 22,000 common shares during the lock-up period. 12/13/2023 Gary Patou