Exhibit A
JOINT FILING AGREEMENT
The undersigned agree that this Schedule 13G Amendment No. 2 dated August 13, 2025 relating to the Common Shares without par value, of Vista Gold Corp. shall be filed on behalf of the undersigned.
SUN VALLEY GOLD LLC
By: /s/ Peter F. Palmedo | |
Name: Peter F. Palmedo | |
Title: Managing Member |
PALMEDO HOLDINGS LLLP
By: /s/ Peter F. Palmedo | |
Name: Peter F. Palmedo | |
Title: General Partner |
SUN VALLEY GOLD MASTER FUND, LTD.
By: /s/ Peter F. Palmedo | |
Name: Peter F. Palmedo | |
Title: Director |
PETER F. PALMEDO
By: /s/ Peter F. Palmedo |