VANCOUVER, British Columbia, May 18, 2018 — Alio Gold Inc (TSX:ALO) (NYSE AMERICAN:ALO) (“Alio Gold” or the “Company”), reports the voting results from its annual general and special meeting of shareholders held today in Vancouver,
British Columbia (the “Meeting”). Each of the matters voted upon at the Meeting is described in detail in the Company’s Information Circular dated April 18, 2018, which is available on the Company’s website at, http://www.aliogold.com, and on SEDAR
and EDGAR.