EX-99.A 2 d537005dex99a.htm EX-99.A EX-99.A

EXHIBIT A

Joint Filing Statement

We, the undersigned, hereby express our agreement that the attached Schedule 13G is filed on behalf of each of us.

Date: February 14, 2018

 

INTERWEST PARTNERS IX, LP
By: InterWest Management Partners IX, LLC, its General Partner
By:  

/s/ Gilbert H. Kliman

  Managing Director
INTERWEST MANAGEMENT PARTNERS IX, LLC
By:  

/s/ Gilbert H. Kliman

  Managing Director
By:  

/s/ Philip T. Gianos

Name:   Philip T. Gianos
By:  

/s/ W. Stephen Holmes by Karen A. Wilson, Power of Attorney

Name:   W. Stephen Holmes
By:  

/s/ Gilbert H. Kliman

Name:   Gilbert H. Kliman
By:  

/s/ Khaled A. Nasr

Name:   Khaled A. Nasr
By:  

/s/ Arnold L. Oronsky

Name:   Arnold L. Oronsky

 

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