Transaction Details

Footnotes

Greylock XIV GP LLC ("Greylock XIV GP") is the sole general partner of each of Greylock XIV Limited Partnership ("Greylock XIV") and Greylock XIV-A Limited Partnership ("Greylock XIV-A") and manager of Greylock XIV Principals LLC ("Greylock XIV Principals") and may be deemed to share voting and dispositive power with respect to the shares held directly by Greylock XIV, Greylock XIV-A and Greylock XIV Principals. The Reporting Person is one of the managing members of Greylock XIV GP, and may be deemed to share voting and investment power over the shares held by Greylock XIV, Greylock XIV-A and Greylock XIV Principals. The Reporting Person disclaims beneficial ownership of these shares and this report shall not be deemed an admission that he is the beneficial owner of such shares, except to the extent of his pecuniary interest, if any. | Represents a pro-rata, in-kind distribution by the Reporting Person and its affiliated funds and associated persons, without additional consideration, to its respective partners, members and/or assigns. Such distribution was made in accordance with the exemption afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended. | Represents (i) 231,871 shares of Class A Common Stock acquired by the Reporting Person in a distribution by Greylock XIV Limited Partnership for no consideration and (ii) 12,881 shares of Class A Common Stock acquired by the Reporting Person in a distribution by Greylock XIV-A Limited Partnership for no consideration. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-9 and 16a-13 of the Securities Exchange Act of 1934, as amended. | Represents 2,324 shares of Class A Common Stock acquired by the Reporting Person in a distribution by Greylock XIV Principals, LLC for no consideration in accordance with the exemptions afforded by Rules 16a-9 and 16a-13 of the Securities Exchange Act of 1934, as amended. | Represents 11,621 shares of Class A Common Stock acquired by the Reporting Person in a distribution by Greylock XIV Principals, LLC for no consideration in accordance with the exemptions afforded by Rules 16a-9 and 16a-13 of the Securities Exchange Act of 1934, as amended. | Greylock 16 GP LLC ("Greylock 16 GP") is the sole general partner of each of Greylock 16 Limited Partnership ("Greylock 16"), Greylock 16-A Limited Partnership ("Greylock 16-A") and Greylock 16 Principals Limited Partnership ("Greylock 16 Principals") and may be deemed to share voting and dispositive voting power with respect to the shares held directly by Greylock 16, Greylock 16-A and Greylock 16 Principals. The Reporting Person is one of the managing members of Greylock 16 GP, and may be deemed to share voting and investment power over the shares held by Greylock 16, Greylock 16-A and Greylock 16 Principals. The Reporting Person disclaims beneficial ownership of these shares and this report shall not be deemed an admission that he is the beneficial owner of such shares, except to the extent of his pecuniary interest, if any. | Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock.