Paramount Gold Nevada Corp. — Form 8-K

Paramount Gold Nevada Corp. (via subsidiary Calico) filed an updated technical report summary for the Grassy Mountain Project in Oregon, effective May 27, 2026. The report updates mineral resources (57.8 Moz Au, 4.5 Moz Ag measured+indicated inclusive of reserves, as of Feb 28, 2026), mineral reserves (2.207 Moz Au, 625 koz Ag proven+probable, as of May 15, 2026), and economics: post-tax NPV $374.7M at 5% discount rate, 38.9% IRR, 2.2-year payback at $3,600/oz Au and $48/oz Ag base-case prices. Initial capex $189.8M; underground mine via mechanized cut-and-fill mining producing 750 ton/day mill feed. Project is subject to 1.5% NSR royalty (Sherry & Yates), 10% NPI to Seabridge (which may convert to equity), and other encumbrances on 9,300-acre claim group in Malheur County.