0001628280-23-022473.txt : 20230616 0001628280-23-022473.hdr.sgml : 20230616 20230616161714 ACCESSION NUMBER: 0001628280-23-022473 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230615 FILED AS OF DATE: 20230616 DATE AS OF CHANGE: 20230616 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Mostafa Adam S. CENTRAL INDEX KEY: 0001738081 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38295 FILM NUMBER: 231021364 MAIL ADDRESS: STREET 1: C/O ABPRO CORPORATION STREET 2: 65 CUMMINGS PARK DRIVE CITY: WOBURN STATE: MA ZIP: 01801 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_1686946623.xml FORM 4 X0407 4 2023-06-15 0 0001501697 X4 Pharmaceuticals, Inc XFOR 0001738081 Mostafa Adam S. C/O X4 PHARMACEUTICALS, INC. 61 NORTH BEACON STREET, 4TH FLOOR BOSTON MA 02134 0 1 0 0 Chief Financial Officer 0 Common Stock 2023-06-15 4 S 0 5417 2.22 D 88279 D The reported transaction was effected pursuant to a Rule 10b5-1 trading plan. The price reported is a weighted average price. These shares were sold in multiple transactions ranging from $2.14 to $2.39, inclusive. The Reporting Person undertakes to provide the Company, any security holder of the Company or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range. Represents restricted stock units. /s/ Paula Ragan, attorney-in-fact 2023-06-16