| (a) and (b) Amount Beneficially Owned and Percent of Class: 303,642 shares of Class A common stock and 7,149,133 shares of Class B common stock, consisting of (i) 63,701 shares of Class A common stock and 5,771,477 shares of Class B common stock held of record by Mr. Lawson, as trustee of the Lawson Revocable Trust, (ii) 323,170 shares of Class B common stock held of record by the Lawson 2014 Irrevocable Trust, J.P. Morgan Trust Company, as trustee, (iii) 725,944 shares of Class B common stock held of record by Mr. Lawson, as trustee of the Lawson 2014 GRAT, (iv) 316,667 shares of Class B common stock subject to outstanding options that are exercisable within 60 days of December 31, 2019, (v) 228,125 shares of Class A common stock subject to outstanding options that are exercisable within 60 days of December 31, 2019, (vi) 11,875 shares of Class B common stock subject to outstanding restricted stock units for which the service condition will be satisfied within 60 days of December 31, 2019 and (v) 11,816 shares of Class A common stock subject to outstanding restricted stock units for which the service condition will be satisfied within 60 days of December 31, 2019, which when such shares are treated as converted into Class A common stock only for purposes of computing the percentage ownership of the reporting person pursuant to Rule 13d-3 of the Securities Exchange Act of 1934, as amended, represent approximately 5.6% of the outstanding shares of Class A common stock. The percentage reported does not reflect the ten for one voting power of the Class B common stock. The 7,149,133 shares of Class B common stock and 303,642 shares of Class A common stock held by the reporting person represent 29.2% of the aggregate combined voting power of the Class A common stock and Class B common stock. The percent of class was calculated based on 126,882,172 shares of Class A common stock and 11,530,627 shares of Class B common stock outstanding as of December 31, 2019. |