Grande Portage Resources Announces SEDAR+ Filing of Preliminary Economic Assessment (PEA) Study for the New Amalga Gold Project in SE Alaska

Grande Portage Resources filed a NI 43-101 Preliminary Economic Assessment (PEA) for the New Amalga gold project on SEDAR+ (effective date Feb 11, 2026; filing Apr 21, 2026). The PEA supports continued project development and outlines a 2026 workplan including ~4,300m of diamond drilling (up to 14 holes), environmental baseline studies, access-road planning, and engineering to advance permitting. The report notes potential upside from regional CIP/CIL processing to improve payabilities and lower transport costs, which could enhance cashflows and NPV versus the base case. The PEA includes Inferred Mineral Resources only (no Mineral Reserves), so economics remain preliminary and contingent on further drilling, permitting and funding. Market impact: positive for gold sentiment and the project’s equity, but with material uncertainty — any price/valuation uplift for XAUUSD or the company will depend on confirmation of resources, permitting progress and capital outcomes.