| Id | Content |
|---|---|
| F1 | These shares represent the acquisition of common stock resulting from the vesting of earned performance stock units issued under an equity incentive plan of the Company. |
| F2 | These shares were withheld to cover taxes associated with the vest of performance stock units issued under an equity incentive plan of the Company. |
| F3 | These shares represent restricted stock units that may be settled solely by the issuance of an equal number of shares of common stock of the Company and remain subject to vesting based on the passage of time and continued employment. |