| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| CASDIN CAPITAL, LLC | 7.5% | 13,003,574 | 0 | 13,003,574 | By: /s/ Eli Casdin | Eli Casdin, Managing Member | |
| CASDIN PARTNERS MASTER FUND, L.P. | 7.3% | 12,585,000 | 0 | 12,585,000 | By: /s/ Eli Casdin | Eli Casdin, Managing Member of its general partner | |
| CASDIN PARTNERS GP, LLC | 7.5% | 13,003,574 | 0 | 13,003,574 | By: /s/ Eli Casdin | Eli Casdin, Managing Member | |
| ELI CASDIN | 7.5% | 13,003,574 | 0 | 13,003,574 | By: /s/ Eli Casdin | Eli Casdin |