New Copper Intersections at the Storm Project, Nunavut

7 August 2025

Assays for RC drilling confirm thick, near-surface intervals of high-grade, with deeper diamond drilling continuing to highlight a widespread copper system

TORONTO, Ontario, August 7, 2025 – Aston Bay Holdings Ltd. (TSXV: BAY) (OTCQB: ATBHF) ("Aston Bay" or the "Company") is pleased to provide an update on exploration activities at the Storm Copper Project ("Storm" or the "Project") on Somerset Island, Nunavut. American West Metals Limited ("American West"), the Project operator, is conducting the exploration program. Aston Bay and American West have formed a 20/80 unincorporated joint venture with respect to the Storm Project property, with Aston Bay maintaining a free carried interest until a decision to mine is made upon completion of a bankable feasibility study.