# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001628280-21-021795
Filing Date
2021-11-04
Accepted
2021-11-04 16:30:01
Documents
77
Period of Report
2021-09-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | xfor-20210930.htm iXBRL | 10-Q | 1651733
2 | EX-31.1 | ex-311q32021.htm | EX-31.1 | 9361
3 | EX-31.2 | ex-312q32021.htm | EX-31.2 | 9353
4 | EX-32.1 | ex-321q32021.htm | EX-32.1 | 7074
10 |  | xfor-20210930_g1.jpg | GRAPHIC | 65688
| Complete submission text file | 0001628280-21-021795.txt |  | 6883626

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
5 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | xfor-20210930.xsd | EX-101.SCH | 51432
6 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | xfor-20210930_cal.xml | EX-101.CAL | 61818
7 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | xfor-20210930_def.xml | EX-101.DEF | 175901
8 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | xfor-20210930_lab.xml | EX-101.LAB | 567810
9 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | xfor-20210930_pre.xml | EX-101.PRE | 361361
11 | EXTRACTED XBRL INSTANCE DOCUMENT | xfor-20210930_htm.xml | XML | 1075994

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 (Filer) CIK: 0001501697 (see all company filings)

EIN.: 273181608 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-38295 | Film No.: 211380453
SIC: 2836 Biological Products, (No Diagnostic Substances)