Exhibit A

JOINT FILING AGREEMENT

The undersigned agree that this Schedule 13G Amendment No. 3 dated February 17, 2026 relating to the Common Stock, par value $0.001 per share, of SCYNEXIS INC shall be filed on behalf of the undersigned.

 

KINGDON CAPITAL MANAGEMENT, L.L.C.

 

By: /s/ Richard Weinstein

  Name: Richard Weinstein
  Title:   Chief Operating Officer & General Counsel

 

 

 

MARK KINGDON

 

By: /s/ Mark Kingdon