| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Innoviva, Inc. | 85% | 64,178,259 | 17,421,600 | 46,756,659 | /s/ Pavel Raifeld | Pavel Raifeld, Chief Executive Officer | 0001080014 |
| Innoviva Strategic Opportunities LLC | 62% | 46,756,659 | 0 | 46,756,659 | /s/ Pavel Raifeld | Pavel Raifeld, Chief Executive Officer |