| Name | Jurisdiction of Incorporation | ||||
| Adrestia Therapeutics Inc. | Delaware | ||||
| Celtrix Pharmaceuticals, Inc. | Delaware | ||||
| Insmed Gene Therapy LLC | Delaware | ||||
| Insmed Limited | England and Wales | ||||
| Insmed Holdings Limited | Ireland | ||||
| Insmed Innovation UK Limited | England and Wales | ||||
| Insmed Ireland Limited | Ireland | ||||
| Insmed Netherlands Holdings B.V. | The Netherlands | ||||
| Insmed Netherlands B.V. | The Netherlands | ||||
| Insmed Germany GmbH | Germany | ||||
| Insmed France SAS | France | ||||
| Insmed Godo Kaisha | Japan | ||||
| Insmed Switzerland GmbH | Switzerland | ||||
| Insmed Italy S.R.L. | Italy | ||||