| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Broadwood Partners, L.P. | 27% | 13,519,491 | 0 | 13,519,491 | /s/ Neal C. Bradsher | Neal C. Bradsher, President of Broadwood Capital, Inc. | 0001278386 |
| Broadwood Capital, Inc. | 27% | 13,519,491 | 0 | 13,519,491 | /s/ Neal C. Bradsher | Neal C. Bradsher, President | 0001278387 |
| Neal C. Bradsher | 27% | 13,545,391 | 25,900 | 13,519,491 | /s/ Neal C. Bradsher | Neal C. Bradsher | 0001278388 |
| Richard T. LeBuhn | 0% | 21,286 | 21,280 | 6 | /s/ Richard T. LeBuhn | Richard T. LeBuhn | 0001428664 |
| Natalie R. Capasso | 0% | 0 | 0 | 0 | /s/ Natalie R. Capasso | Natalie R. Capasso | |
| Raymond A. Myers | 0% | 0 | 0 | 0 | /s/ Raymond A. Myers | Raymond A. Myers | |
| Jason J. Martin | 0% | 0 | 0 | 0 | /s/ Jason J. Martin | Jason J. Martin |