| Id | Content |
|---|---|
| F1 | The reported price represents the weighted average sale price of multiple sales on the same day at prices of $8.50 and 8.51. The reporting person hereby undertakes to provide upon request by SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares sold at each price. |
| F2 | Includes 83,986 unvested restricted stock units. |