Transaction Details

Footnotes

Shares delivered to the issuer for the payment of withholding taxes due upon the vesting of previously granted restricted stock awards. | Includes unvested restricted stock granted under the Issuer's 2017 Equity Incentive Plan. | Each share of performance stock represents a contingent right to receive one share of Class A common stock of the Issuer. The performance stock vests at the end of the performance period if the Issuer's Class A common stock achieves a specified growth rate of TSR over the performance period. The performance period of the performance stock ends on September 16, 2030. | Each share of performance stock represents a contingent right to receive one share of Class A common stock. The performance stock vests upon the Issuer's Class A common stock achieving a specified price per share. The performance period of the performance stock ends on September 16, 2031. | Each share of performance stock represents a contingent right to receive one share of Class A common stock. The performance stock vests upon the Issuer's Class A common stock achieving a specified price per share. The performance period of the performance stock ends on September 16, 2029.