Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001628280-25-040439
Filing Date
2025-08-14
Accepted
2025-08-14 20:31:06
Documents
2
Period of Report
2025-08-12

Document Format Files

Seq Description Document Type Size
1 FORM 3 wk-form3_1755217862.html 3  
1 FORM 3 wk-form3_1755217862.xml 3 1734
2 EX-24 poavolpone.htm EX-24 7013
  Complete submission text file 0001628280-25-040439.txt   10313
Mailing Address 61 NORTH BEACON STREET 4TH FLOOR BOSTON MA 02134
Business Address 61 NORTH BEACON STREET 4TH FLOOR BOSTON MA 02134 857-529-8300
X4 Pharmaceuticals, Inc (Issuer) CIK: 0001501697 (see all company filings)

EIN.: 273181608 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2836 Biological Products, (No Diagnostic Substances)
(CF Office: 03 Life Sciences)

Mailing Address ONE EMBARCADERO CENTER SUITE 2600 SAN FRANCISCO CA 94111
Business Address
Volpone John (Reporting) CIK: 0002081729 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-38295 | Film No.: 251222034