Attached files

file filename
EX-32.2 - EX-32.2 - X4 Pharmaceuticals, Incex-322q42020.htm
EX-32.1 - EX-32.1 - X4 Pharmaceuticals, Incex-321q42020.htm
EX-31.2 - EX-31.2 - X4 Pharmaceuticals, Incex-312q42020.htm
EX-31.1 - EX-31.1 - X4 Pharmaceuticals, Incex-311q42020.htm
EX-23.1 - EX-23.1 - X4 Pharmaceuticals, Incex_231consentofindependent.htm
EX-10.48 - EX-10.48 - X4 Pharmaceuticals, Incaptuitamendment2.htm
EX-10.33 - EX-10.33 - X4 Pharmaceuticals, Incdfci.htm
EX-10.27 - EX-10.27 - X4 Pharmaceuticals, Inccadavidemploymentagreement.htm
EX-10.26 - EX-10.26 - X4 Pharmaceuticals, Inctaveresemploymentagreement.htm
EX-4.12 - EX-4.12 - X4 Pharmaceuticals, Incdescriptionofcommonstock.htm
10-K - 10-K - X4 Pharmaceuticals, Incxfor-20201231.htm

Exhibit 21.1
Subsidiaries
The following is the name, jurisdiction of organization and percentage ownership by the Company of its subsidiaries.
SubsidiaryJurisdiction of IncorporationCompany Owned by Percentage
X4 Pharmaceuticals, Inc.Delaware100%
X4 Pharmaceuticals (Austria) GmbHAustria100%
X4 Pharmaceuticals Securities CorporationMassachusetts100%
X4 Therapeutics Inc.Delaware100%