secwatch.observer — SEC 8-K summary ====================================== Issuer: PERPETUA RESOURCES CORP. (PPTA) CIK: 0001526243 Form: 8-K Filed at: 2026-04-22T23:59:59+00:00 Accession: 0001104659-26-046859 Event type: other_material Sentiment: neutral Materiality: 0.60 Item codes: 1.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Perpetua Resources subsidiary agrees to $32.1M equipment purchase for Stibnite Gold Project -------------------------------------------------------------------------------- - Aggregate purchase price of $32.1M for autoclaves, flash vessels, and vent gas cyclones from Hatch Ltd. - Price excludes on-site supervision, installation, and commissioning; these may be added by change order. - Equipment is for the Stibnite Gold Project pressure-oxidation system (POX/O2). - Second Amendment to EPCM agreement with Hatch; first amendment added POX/O2 scope in Feb 2026. - PRII may terminate for convenience on 30 days' notice with specified payment obligations. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1526243/000110465926046859/0001104659-26-046859-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1526243/000110465926046859/tm2612437d1_8k.htm HTML page: https://secwatch.observer/filing/0001104659-26-046859 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer