0001628280-23-034579.txt : 20231018 0001628280-23-034579.hdr.sgml : 20231018 20231018160234 ACCESSION NUMBER: 0001628280-23-034579 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231016 FILED AS OF DATE: 20231018 DATE AS OF CHANGE: 20231018 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Woods Keith CENTRAL INDEX KEY: 0001996804 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38295 FILM NUMBER: 231332239 MAIL ADDRESS: STREET 1: C/O X4 PHARMACEUTICALS INC. STREET 2: 61 NORTH BEACON STREET 4TH FLOOR CITY: BOSTON STATE: MA ZIP: 02134 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: X4 Pharmaceuticals, Inc CENTRAL INDEX KEY: 0001501697 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] IRS NUMBER: 273181608 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 61 NORTH BEACON STREET STREET 2: 4TH FLOOR CITY: BOSTON STATE: MA ZIP: 02134 BUSINESS PHONE: 857-529-8300 MAIL ADDRESS: STREET 1: 61 NORTH BEACON STREET STREET 2: 4TH FLOOR CITY: BOSTON STATE: MA ZIP: 02134 FORMER COMPANY: FORMER CONFORMED NAME: Arsanis, Inc. DATE OF NAME CHANGE: 20100920 4 1 wk-form4_1697659344.xml FORM 4 X0508 4 2023-10-16 0 0001501697 X4 Pharmaceuticals, Inc XFOR 0001996804 Woods Keith C/O X4 PHARMACEUTICALS INC. 61 NORTH BEACON STREET 4TH FLOOR BOSTON MA 02134 1 0 0 0 0 Common Stock 2023-10-16 4 A 0 90000 0 A 90000 D Represents a restricted stock units ("RSUs") grant. The RSUs will vest in three equal annual installments commencing on October 16, 2024, subject to the Reporting Person's continued service as a director through each such date. /s/ Adam S. Mostafa, attorney-in-fact 2023-10-18