Exhibit 99.1
 
JOINT FILING AGREEMENT
 
In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13D (including additional amendments thereto) with respect to the shares of Common Stock, $0.01 par value per share, of Quantum Corporation, a Delaware corporation. This Joint Filing Agreement shall be filed as an Exhibit to such Statement.
 
Dated: December 28, 2015

 
VIEX Opportunities Fund, LP – Series One
   
 
By:
VIEX GP, LLC
General Partner
   
 
By:
/s/ Eric Singer
   
Name:
Eric Singer
   
Title:
Managing Member


 
VIEX Opportunities Fund, LP – Series Two
  
     
 
By:
VIEX GP, LLC
General Partner
       
 
By:
/s/ Eric Singer
    
   
Name:
Eric Singer
    
   
Title:
Managing Member
    


 
VIEX GP, LLC
   
 
By:
/s/ Eric Singer
   
Name:
Eric Singer
   
Title:
Managing Member


 
VIEX Special Opportunities Fund III, LP
   
 
By:
VIEX Special Opportunities GP III, LLC
General Partner
   
 
By:
/s/ Eric Singer
   
Name:
Eric Singer
   
Title:
Managing Member


 
VIEX Special Opportunities GP III, LLC
   
 
By:
/s/ Eric Singer
   
Name:
Eric Singer
   
Title:
Managing Member

 
 
 

 
VIEX Capital Advisors, LLC
   
 
By:
/s/ Eric Singer
   
Name:
Eric Singer
   
Title:
Managing Member


 
/s/ Eric Singer
 
Eric Singer