Greylock XIV GP LLC owns 14,661 shares of Class B Common Stock, consisting of 14,661 shares of
Class B Common Stock held directly by Greylock Discovery Fund II LLC, which represents approximately 0.01% of the outstanding Common Stock. Greylock XIV GP LLC is the general partner of Greylock XIV Limited Partnership, the majority member of
Greylock Discovery Fund II LLC, and may be deemed to beneficially own the shares of stock held directly by Greylock Discovery Fund II LLC.
Mr. Helman, as a managing member of Greylock XIII GP LLC and Greylock XIV GP LLC, may be deemed to beneficially own 8,490 shares of Class B Common
Stock held directly by Greylock Discovery Fund LLC, 18,871,388 shares of Class B Common Stock held directly by Greylock XIII Limited Partnership, 1,698,985 shares of Class B Common Stock held directly by Greylock XIII-A Limited Partnership and 14,661 shares of Class B Common Stock held directly by Greylock Discovery Fund II LLC.
Mr. Bhusri, as a managing member of Greylock XIII GP LLC and Greylock XIV GP LLC, may be deemed to beneficially own 8,490 shares of Class B Common
Stock held directly by Greylock Discovery Fund LLC, 18,871,388 shares of Class B Common Stock held directly by Greylock XIII Limited Partnership, 1,698,985 shares of Class B Common Stock held directly by Greylock XIII-A Limited Partnership and 14,661 shares of Class B Common Stock held directly by Greylock Discovery Fund II LLC.
Mr. Sullivan, as a managing member of Greylock XIII GP LLC and Greylock XIV GP LLC, may be deemed to beneficially own 8,490 shares of Class B Common
Stock held directly by Greylock Discovery Fund LLC, 18,871,388 shares of Class B Common Stock held directly by Greylock XIII Limited Partnership, 1,698,985 shares of Class B Common Stock held directly by Greylock XIII-A Limited Partnership and 14,661 shares of Class B Common Stock held directly by Greylock Discovery Fund II LLC.
Mr. Sze, as a managing member of Greylock XIII GP LLC and Greylock XIV GP LLC, may be deemed to beneficially own 8,490 shares of Class B Common
Stock held directly by Greylock Discovery Fund LLC, 18,871,388 shares of Class B Common Stock held directly by Greylock XIII Limited Partnership, 1,698,985 shares of Class B Common Stock held directly by Greylock XIII-A Limited Partnership and 14,661 shares of Class B Common Stock held directly by Greylock Discovery Fund II LLC.
Mr. Hoffman, as a managing member of Greylock XIV GP LLC, may be deemed to beneficially own 14,661 shares of Class B Common Stock held directly by
Greylock Discovery Fund II LLC.
Greylock 16 Limited Partnership directly owns 5,253,364 shares of Class A Common Stock, which represents
approximately 4.51% of the outstanding Common Stock.
Greylock 16-A Limited Partnership directly owns 186,787
shares of Class A Common Stock, which represents approximately 0.16% of the outstanding Common Stock.
Greylock 16 Principals Limited Partnership
directly owns 396,921 shares of Class A Common Stock, which represents approximately 0.34% of the outstanding Common Stock.
Greylock 16 GP LLC owns
5,837,072 shares of Class A Common Stock, consisting of (i) 5,253,364 shares of Class A Common Stock held directly by Greylock 16 Limited Partnership, (ii) 186,787 shares of Class A Common Stock held directly by Greylock 16-A Limited Partnership, and (iii) 396,921 shares of Class A Common Stock held directly by Greylock 16 Principals Limited Partnership, which represents approximately 5.01% of the outstanding Common Stock.
Greylock 16 GP LLC is the general partner of Greylock 16 Limited Partnership, Greylock 16-A Limited Partnership and Greylock 16 Principals Limited Partnership, and may be deemed to beneficially own the shares
of stock held directly by Greylock 16 Limited Partnership, Greylock 16-A Limited Partnership and Greylock 16 Principals Limited Partnership.
(c) Information concerning transactions in the shares of Common Stock effected within the last 60 days by the Reporting Persons is set forth in Annex I of
this Schedule 13D.