0001628280-21-000147.txt : 20210106 0001628280-21-000147.hdr.sgml : 20210106 20210106082331 ACCESSION NUMBER: 0001628280-21-000147 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20201231 FILED AS OF DATE: 20210106 DATE AS OF CHANGE: 20210106 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Cadavid Diego CENTRAL INDEX KEY: 0001778713 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38295 FILM NUMBER: 21509070 MAIL ADDRESS: STREET 1: C/O FULCRUM THERAPEUTICS, INC. STREET 2: 26 LANDSDOWNE STREET 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_160993939587870.xml FORM 4 X0306 4 2020-12-31 0 0001501697 X4 Pharmaceuticals, Inc XFOR 0001778713 Cadavid Diego C/O X4 PHARMACEUTICALS INC. 61 NORTH BEACON STREET 4TH FLOOR BOSTON MA 02134 0 1 0 0 Chief Medical Officer Stock Option (right to buy) 6.43 2020-12-31 4 A 0 121500 6.43 A 2030-12-31 Common Stock 121500.0 121500 D 25% of the shares subject to the option shall vest on December 31, 2021, with the remainder vesting in equal installments of 2.0833% of the shares subject to the option each successive month thereafter for a period of 36 months, subject to the Reporting Person continuing to provide services through each such date. /s/ Derek M. Meisner, attorney-in-fact 2021-01-06