Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Class A Common Stock^F1,F3	Jun 2, 2017	C	8,000,000	—	A	8,000,000	I	Directly owned by USVP IX
Class A Common Stock^F1,F2,F3	Jun 2, 2017	J	8,000,000	—	D	0	I	Directly owned by USVP IX

Table II — derivative securities

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Class B Common Stock^F1,F3	—	Jun 2, 2017	C	8,000,000	D	—	—	Class A Common Stock	8,000,000	3,713,775	I

Explanation of responses

F1Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.
F2Prorata distribution in kind from the partnership without consideration to its limited partners.
F3The shares are held of record by U.S. Venture Partners IX, L.P. ("USVP IX"). Presidio Management Group IX, LLC ("PMG IX") is the general partner of USVP IX and may be deemed to have sole voting and dispositive power over the shares held by USVP IX. Steven M. Krausz, a director of the Issuer, and each of Irwin Federman, David E. Liddle, Paul A Matteucci, Jonathan D. Root, Casey M. Tansey, and Philip M. Young, are managing members of PMG IX, and may be deemed to share voting and dispositive power over the shares held by USVP IX. Such persons and entities disclaim beneficial ownership of shares held by USVP IX, except to the extent of any proportionate pecuniary interest therein.

Remarks

Remarks: USVP IX initially purchased shares of Box, Inc. in January 2008 and, prior to the distributions reported on this Form 4, had not sold or distributed any shares.