| Id | Content |
|---|---|
| F1 | This sale was mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax withholding obligation to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the reporting person. |
| F2 | Includes 1,500,000 shares subject to restricted stock units that vest over time and if and to the extent the issuer's stock price reaches specified levels. |
| F3 | The shares are held by the JDRB Trust. |