0001628280-23-031389.txt : 20230905
0001628280-23-031389.hdr.sgml : 20230905
20230905161536
ACCESSION NUMBER: 0001628280-23-031389
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20230831
FILED AS OF DATE: 20230905
DATE AS OF CHANGE: 20230905
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Arbet-Engels Christophe
CENTRAL INDEX KEY: 0001802615
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-38295
FILM NUMBER: 231235938
MAIL ADDRESS:
STREET 1: C/O MILLENDO THERAPEUTICS, INC.
STREET 2: 110 MILLER AVENUE, SUITE 100
CITY: ANN ARBOR
STATE: MI
ZIP: 48104
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_1693944923.xml
FORM 4
X0508
4
2023-08-31
0
0001501697
X4 Pharmaceuticals, Inc
XFOR
0001802615
Arbet-Engels Christophe
C/O X4 PHARMACEUTICALS INC.
61 NORTH BEACON STREET 4TH FLOOR
BOSTON
MA
02134
0
1
0
0
Chief Medical Officer
0
Stock Option (right to buy)
1.28
2023-08-31
4
A
0
1250000
1.28
A
2033-08-30
Common Stock
1250000
1250000
D
25% of the shares subject to the option shall vest on August 31, 2024, 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/ Adam S. Mostafa, attorney-in-fact
2023-09-05