NEXM

Total Selebi Mines Mineral Resource Estimate Now at 8.95 Million Tonnes Indicated (412 Million Pounds of Copper Equivalent) and 41.95 Million Tonnes Inferred (2.3 Billion Pounds of Copper Equivalent) Vancouver, British Columbia--(Newsfile Corp. - October 20, 2026) - NexMetals Mining Corp. (TSXV: NEXM) (NASDAQ: NEXM) (the "Company" or "NexMetals") is pleased to announce an updated Mineral Resource Estimate for Selebi North (the "2026 Selebi North MRE"), one of two deposits comprising its past-producing Selebi copper-nickel-cobalt mines in Botswana. The 2026 Selebi North MRE, together with the previously announced Mineral Resource Estimate for Selebi Main (the "2026 Selebi Main MRE"; see news release dated October 1, 2026), comprise 8.95 million tonnes of Indicated Mineral Resources and 41.95 million tonnes of Inferred Mineral Resources (collectively, the "2026 MRE").

Updated Selebi Main mineral resource estimate establishes 495,400 contained tonnes of copper and 316,800 contained tonnes of nickel establishing 1.77 billion pounds of copper equivalent in the Inferred category Selebi North estimate remains in progress and is not included in today's results Vancouver, British Columbia--(Newsfile Corp. - October 1, 2026) - NexMetals Mining Corp. (TSXV: NEXM) (NASDAQ: NEXM) (the "Company" or "NexMetals") is pleased to announce an updated Mineral Resource Estimate for Selebi Main (the "2026 Selebi Main MRE"), one of the deposits at its past-producing Selebi copper-nickel-cobalt mine in Botswana. The estimate was completed by The MSA Group ("MSA") of Johannesburg, South Africa.

Vancouver, British Columbia--(Newsfile Corp. - September 23, 2026) - NexMetals Mining Corp. (TSXV: NEXM) (NASDAQ: NEXM) ("NEXM" or the "Company") is pleased to report assay results from drill hole SMD-26-219 and a new visual intercept from drill hole SMD-26-217, part of its ongoing surface drilling program at the Selebi Main deposit in Botswana (see Figure 1). The results continue to support the Company's data-driven exploration model and highlights the potential for continued growth of the Selebi Main mineralized system.

Vancouver, British Columbia--(Newsfile Corp. - August 17, 2026) - NexMetals Mining Corp. (TSXV: NEXM) (Nasdaq: NEXM) ("NEXM" or the "Company") is pleased to report visual results from drill hole SMD-26-219, part of its ongoing surface drilling program targeting the Flexure Zone ("Flexure Zone") at the Selebi Main deposit in Botswana (see Figure 1). The hole intersected multiple thick intervals of semi-massive and massive sulphide mineralization, extending the emerging high-grade mineralized trend by approximately 450 metres beyond previously reported drilling.

Vancouver, British Columbia--(Newsfile Corp. - August 7, 2026) - NexMetals Mining Corp. (TSXV: NEXM) (NASDAQ: NEXM) (the "Company" or "NEXM") is pleased to announce that it has filed an independent National Instrument 43-101 - Standards of Disclosure for Mineral Projects ("NI 43-101") technical report supporting the 2026 Mineral Resource Estimate (the "2026 MRE") for its Selkirk Project in Botswana, originally announced on June 24, 2026. Selkirk is a past-producing copper-nickel-platinum group elements ("PGEs") project located approximately 75 kilometres northeast of the Company's flagship Selebi Project.

Vancouver, British Columbia--(Newsfile Corp. - July 22, 2026) - NexMetals Mining Corp. (TSXV: NEXM) (NASDAQ: NEXM) ("NEXM" or the "Company") is pleased to report assay results from drill holes SMD-26-210, 212-W1, 213 and 214, part of its 30,000-metre surface drilling program targeting the emerging Flexure Zone ("Flexure Zone") within the Selebi Main deposit in Botswana (see Figure 1). The latest results continue to validate the Company's data-driven exploration model, with drilling continuing to intersect thick, high-grade massive sulphides beyond the limits of the 2024 Mineral Resource Estimate ("2024 MRE").

Indicated Resource Totals 78.2 Mt grading 0.66% CuEq (0.21% Ni, 0.23% Cu, 0.012% Co, 0.10 g/t Pt, 0.42 g/t Pd, 0.05 g/t Au and 0.72 g/t Ag), Enhancing Scale and Open Pit Development Potential Vancouver, British Columbia--(Newsfile Corp. - June 24, 2026) - NexMetals Mining Corp. (TSXV: NEXM) (NASDAQ: NEXM) (the "Company" or "NEXM") is pleased to announce an updated Mineral Resource Estimate ("2026 MRE") for its Selkirk Project ("Selkirk" or the "Project") in Botswana. Selkirk is a past-producing copper-nickel-platinum group elements ("PGEs") project located approximately 75 kilometres northeast of the Company's flagship Selebi Project.

Vancouver, British Columbia--(Newsfile Corp. - June 4, 2026) - NexMetals Mining Corp. (TSXV: NEXM) (NASDAQ: NEXM) (the "Company" or "NEXM") is pleased to announce the full concentrate analytical results from its two-concentrate metallurgical test program at the past-producing Selkirk Mine in Botswana. Selkirk is the Company's second advanced-staged project alongside Selebi Mine, located approximately 75km away.

Vancouver, British Columbia--(Newsfile Corp. - June 1, 2026) - NexMetals Mining Corp. (TSXV: NEXM) (NASDAQ: NEXM) ("NEXM" or the "Company") is pleased to report visual results from drill holes SMD-26-210, 212-W1 and 213, part of its ongoing 30,000 metre surface drilling program targeting the emerging Flexure Zone ("Flexure Zone") at the Selebi Main deposit in Botswana (see Figure 1). The Flexure Zone is associated with the highest-amplitude borehole electromagnetic ("BHEM") anomalies identified to date at Selebi Main.

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.