Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Common Stock^F1,F3	Aug 2, 2016	C	150,767	—	A	150,767	I	By Radius Venture Partners III, LP
Common Stock^F1,F4	Aug 2, 2016	C	1,644,046	—	A	1,644,046	I	By Radius Venture Partners III QP, LP
Common Stock^F1,F5	Aug 2, 2016	C	206,478	—	A	206,478	I	By Radius Venture Partners III (Ohio) LP
Common Stock^F6	holding	—	—		—	5,000	D

Table II — derivative securities

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	D/I
Series B Preferred Stock^F1,F3,F2	—	Aug 2, 2016	C	87,123	D	—	—	Common Stock	87,123	I
Series B Preferred Stock^F1,F4,F2	—	Aug 2, 2016	C	950,027	D	—	—	Common Stock	950,027	I
Series B Preferred Stock^F1,F5,F2	—	Aug 2, 2016	C	119,316	D	—	—	Common Stock	119,316	I

Explanation of responses

F1Each share of Series B Preferred Stock was convertible at any time at the option of the holder, and converted automatically into shares of the Issuer's Common Stock on a one-for one basis in connection with the closing of the Issuer's initial public offering. In addition, the holder was entitled to receive additional shares of common stock equal to the original purchase price per share ($3.8048) divided by the price to the public of the shares of common stock issued in the Issuer's initial public offering and these shares accrued a dividend that was payable-in-kind in shares of the Issuer's common stock.
F2The securities did not have an expiration date. The securities converted automatically into shares of the Issuer's Common Stock on a one-for-one basis in connection with the closing of the Issuer's initial public offering.
F3These securities are held directly by Radius Venture Partners III, L.P. and indirectly by Radius Venture Partners III, LLC, the general partner of Radius Venture Partners III, L.P., Jordan S. Davis, a director of Issuer, and managing member of Radius Venture Partners III, LLC and Daniel C. Lubin, managing member of Radius Venture Partners III, LLC. Each of Radius Venture Partners III, LLC, Mr. Davis and Mr. Lubin may be deemed to beneficially own such securities, and disclaims such beneficial ownership except to the extent of its or his pecuniary interest therein.
F4These securities are held directly by Radius Venture Partners III QP, L.P. and indirectly by Radius Venture Partners III, LLC, the general partner of Radius Venture Partners III QP, L.P., Jordan S. Davis, a director of Issuer and managing member of Radius Venture Partners III, LLC, and Daniel C. Lubin, managing member of Radius Venture Partners III, LLC. Each of Radius Venture Partners III, LLC, Mr. Davis and Mr. Lubin may be deemed to beneficially own such securities, and disclaims such beneficial ownership except to the extent of its or his pecuniary interest therein.
F5These securities are held directly by Radius Venture Partners III (Ohio), L.P. and indirectly by Radius Venture Partners III, LLC, the general partner of Radius Venture Partners III (Ohio), L.P., Jordan S. Davis, a director of Issuer, and managing member of Radius Venture Partners III, LLC and Daniel C. Lubin, managing member of Radius Venture Partners III, LLC. Each of Radius Venture Partners III, LLC, Mr. Davis and Mr. Lubin may be deemed to beneficially own such securities, and disclaims such beneficial ownership except to the extent of its or his pecuniary interest therein.
F6Represents 5,000 restricted stock units granted to Jordan Davis, a director of Issuer, subject to vesting in full on the earlier of (a) July 27, 2017 or (b) immediately prior to the next annual meeting of stockholders following July 27, 2016, subject to his continued service as a director as of such date. The restricted stock units may only be settled in shares of common stock on a one-for-one basis.