Argonaut Alio Merger Vote Reminder

TORONTO, Ontario and VANCOUVER, British Columbia – May 13, 2020 – Argonaut Gold Inc. (“Argonaut” or “Argonaut Gold”) (TSX: AR) and Alio Gold Inc. (“Alio” or “Alio Gold”) (TSX, NYSE-A: ALO) would like to remind shareholders and certain securityholders (in the case of Alio) that they have until 11:30 a.m. (Eastern time) or 8:30 a.m. (Pacific time) on Friday May 15, 2020 to vote their shares or securities by proxy at the companies’ respective upcoming Annual and Special Meetings