Transaction Details

Footnotes

Each share of Class B Common Stock, par value $0.001 per share (the "Class B Common Stock"), converted into one share of Class A Common Stock, par value $0.001 per share (the "Class A Common Stock"), at the option of the holder. | The sales reported in this Form 4 occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 28, 2025. | Represents shares of Class A Common Stock sold by the Reporting Person in a sell-to-cover transaction to satisfy the tax withholding obligations in connection with the exercise of a stock option previously granted to the Reporting Person. | The shares subject to the stock option (including 206,200 shares previously exercised) vested as to 1/4th of the total number of shares on November 23, 2021 and the remaining shares vested in 36 equal monthly installments thereafter, subject to the Reporting Person's continuous service relationship with the Issuer through each applicable vesting date. The stock option was granted on December 22, 2020. | Each share of Class B Common Stock is convertible into one share of Class A Common Stock at any time at the option of the holder. Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock, upon the following: (1) the sale or transfer of such share of Class B Common Stock, except for certain permitted transfers described in the Issuer's amended and restated certificate of incorporation; (2) the death or incapacity of the Reporting Person; and (3) on the final conversion date, defined as the earlier of (a) the tenth anniversary of the effectiveness of the registration statement in connection with the Issuer's initial public offering; or (b) the date specified by a vote of the holders of at least 66 2/3% of the outstanding shares of Class B Common Stock, voting as a single class.