EX-21.1 7 ex_211xlistofsubsidiaries2.htm EX-21.1
Exhibit 21.1
Subsidiaries
The following is the name, jurisdiction of organization and percentage ownership by the Company of its subsidiaries.

Subsidiary | Jurisdiction of Incorporation | Company Owned by Percentage
X4 Pharmaceuticals, Inc. | Delaware | 100%
X4 Pharmaceuticals (Austria) GmbH | Austria | 100%
X4 Pharmaceuticals Securities Corporation | Massachusetts | 100%
X4 Therapeutics Inc. | Delaware | 100%