NexMetals Expands the Selebi System Intersecting 10.40 Metres of 6.82% CuEq (3.09% Cu, 1.83% Ni) at Selebi Main, 320 Metres Beyond the 2024 MRE

Vancouver, British Columbia--(Newsfile Corp. - May 7, 2026) - NexMetals Mining Corp. (TSXV: NEXM) (NASDAQ: NEXM) ("NEXM" or the "Company") is pleased to report assay results from its surface drilling program at the Selebi Mines Project in Botswana, targeting the gap between the Selebi Main and North deposits and advancing resource expansion. The Selebi Mines Project comprises two deposits, Selebi Main and Selebi North, which host a combined Mineral Resource of 3.0 Mt at 2.92% CuEq (0.90% Cu and 0.98% Ni) Indicated and 24.7 Mt at 3.40% CuEq (1.50% Cu and 0.92% Ni) Inferred.