EX-99.A 2 d675538dex99a.htm EX-A EX-A

EXHIBIT A

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, the undersigned agree to the joint filing on behalf of each of them of a statement on Schedule 13G (including amendments thereto) with respect to the Common Stock of Conatus Pharmaceuticals, Inc. and further agree that this agreement be included as an exhibit to such filing. Each party to the agreement expressly authorizes each other party to file on its behalf any and all amendments to such statement. Each party to this agreement agrees that this joint filing agreement may be signed in counterparts.

In evidence whereof, the undersigned have caused this Agreement to be executed on their behalf this 12th day of February, 2014.

 

MPM BIOVENTURES IV-QP, L.P.     MPM BIOVENTURES IV GMBH & CO. BETEILIGUNGS KG
By:  

MPM BioVentures IV GP LLC,

its General Partner

     By:  

MPM BioVentures IV GP LLC,

in its capacity as the Managing Limited Partner

By:  

MPM BioVentures IV LLC,

its Managing Member

     By:  

MPM BioVentures IV LLC,

its Managing Member

By:   /s/ Luke Evnin     By:   /s/ Luke Evnin
  Name: Luke Evnin       Name: Luke Evnin
  Title: Member       Title: Member
MPM ASSET MANAGEMENT INVESTORS BV4 LLC     MPM BIOVENTURES V, L.P.
By:  

MPM BioVentures IV LLC

its Manager

     By:  

MPM BioVentures V GP LLC,

its General Partner

By:  

/s/ Luke Evnin

Name: Luke Evnin

Title: Member

     By:  

MPM BioVentures V LLC,

its Managing Member

      By:   /s/ Luke Evnin
        Name: Luke Evnin
        Title: Member
MPM ASSET MANAGEMENT INVESTORS BV5 LLC     MPM BIOVENTURES IV GP LLC
By:  

MPM BioVentures V LLC

its Manager

     By:  

MPM BioVentures IV LLC,

its Managing Member

By:   /s/ Luke Evnin     By:   /s/ Luke Evnin
  Name: Luke Evnin     Name:   Luke Evnin
  Title: Member     Title:   Member
MPM BIOVENTURES IV LLC    
By:   /s/ Luke Evnin      
Name:   Luke Evnin      
Title:   Member      

 

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MPM BIOVENTURES V GP LLC

 

     MPM BIOVENTURES V LLC
By:  

MPM BioVentures V LLC,

its Managing Member

 

    

By:

Name:

Title:

  

/s/ Luke Evnin

Luke Evnin

Member

By:   /s/ Luke Evnin      
Name:   Luke Evnin      
Title:   Member      

 

By:   /s/ Luke Evnin     By:   /s/ Ansbert Gadicke
  Name: Luke Evnin       Name: Ansbert Gadicke

 

By:   /s/ Vaughn M. Kailian     By:   /s/ James Paul Scopa
  Name: Vaughn M. Kailian       Name: James Paul Scopa

 

By:   /s/ Todd Foley      
  Name: Todd Foley      

 

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