| Name of Subsidiary | State or Jurisdiction of Incorporation or Organization | Percent Owned | ||||||||||||
| Halozyme, Inc. | California | 100% | ||||||||||||
Antares Pharma, Inc. | Delaware | 100% | ||||||||||||
Antares Pharma IPL AG | Switzerland | 100% | ||||||||||||
Antares Pharma GmbH | Switzerland | 100% | ||||||||||||
| Halozyme Hypercon, Inc. | Delaware | 100% | ||||||||||||
| Elektrofi Security Corp. | Massachusetts | 100% | ||||||||||||
| Halozyme Surf Bio, Inc. | Delaware | 100% | ||||||||||||