| Date | Owner | Type | Security | Price | Units | Value | |
|---|---|---|---|---|---|---|---|
| Third Rock Ventures V, L.P. | A | Common Stock | |||||
| Third Rock Ventures VI, L.P. | A | Common Stock | |||||
| Third Rock Ventures GP V, LP | A | Common Stock | |||||
| Third Rock Ventures GP VI, L.P. | A | Common Stock | |||||
| Trv GP VI, LLC | A | Common Stock |