| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Gilde Healthcare Holding B.V. | 12% | 2,380,482 | 0 | 2,380,482 | /s/ Edwin de Graaf | Edwin de Graaf/Managing Director | 0001420106 |
| Gilde Healthcare V Management B.V. | 12% | 2,380,482 | 0 | 2,380,482 | /s/ Edwin de Graaf | Edwin de Graaf/Managing Director | |
| Cooperatieve Gilde Healthcare V U.A. | 12% | 2,380,482 | 0 | 2,380,482 | /s/ Edwin de Graaf | By: GILDE HEALTHCARE V MANAGEMENT BV Its: Manager | |
| Manapouri B.V. | 12% | 2,380,482 | 0 | 2,380,482 | /s/ Edwin de Graaf | Edwin de Graaf/Managing Director | |
| Martemanshurk B.V. | 12% | 2,380,482 | 0 | 2,380,482 | /s/ Pieter van der Meer | Pieter van der Meer/Managing Director |