Form: SC 13G

Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions

March 19, 2020

EXHIBIT 99.1

JOINT FILING AGREEMENT
PURSUANT TO RULE 13d-1(k)
The undersigned acknowledge and agree that the foregoing statement on Schedule 13G is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13G shall be filed on behalf of each of the undersigned without the necessity of filing additional joint filing agreements. The undersigned acknowledge that each shall be responsible for the timely filing of such amendments, and for the completeness and accuracy of the information concerning him or it contained herein and therein, but shall not be responsible for the completeness and accuracy of the information concerning the others, except to the extent that he or it knows or has reason to believe that such information is inaccurate.
Dated: March 19, 2020
 
NORTH SOUND TRADING, LP
 
 
 
 
 
 
 
By: North Sound Management, Inc., its
 
 
general partner
 
 
 
 
 
 
 
By:
/s/ Brian Miller
 
 
 
Name:
Brian Miller
 
 
 
Title:
President
 
 
 
 
 
 
 
NORTH SOUND MANAGEMENT, INC.
 
 
 
 
 
 
 
By:
/s/ Brian Miller
 
 
 
Name:
Brian Miller
 
 
 
Title:
President
 
 
 
 
 
 
         
  /s/ Brian Miller  
  Brian Miller