0001628280-20-014331.txt : 20201006 0001628280-20-014331.hdr.sgml : 20201006 20201006085356 ACCESSION NUMBER: 0001628280-20-014331 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20201005 FILED AS OF DATE: 20201006 DATE AS OF CHANGE: 20201006 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Ragan Paula CENTRAL INDEX KEY: 0001769914 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38295 FILM NUMBER: 201225652 MAIL ADDRESS: STREET 1: C/O X4 PHARMACEUTICALS, INC. STREET 2: 955 MASSACHUSETTS AVE., 4TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02139 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 wf-form4_160198882301435.xml FORM 4 X0306 4 2020-10-05 0 0001501697 X4 Pharmaceuticals, Inc XFOR 0001769914 Ragan Paula C/O X4 PHARMACEUTICALS, INC. 61 NORTH BEACON STREET, 4TH FLOOR BOSTON MA 02134 1 1 0 0 President and CEO Common Stock 2020-10-05 4 S 0 1797 7 D 284923 D The reported transaction was effected pursuant to a Rule 10b5-1 trading plan. /s/ Derek M. Meisner, attorney-in-fact 2020-10-06