secwatch.observer — SEC 8-K summary ====================================== Issuer: U.S. GoldMining Inc. (USGO) CIK: 0001947244 Form: 8-K Filed at: 2025-09-29T23:59:59+00:00 Accession: 0001493152-25-015880 Event type: other_material Sentiment: positive Materiality: 0.55 Item codes: 7.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 U.S. GoldMining hosted Congressman Nick Begich at Whistler; 85.3% gold recovery ------------------------------------------------------------------------------- - Congressman Nick Begich (R-AK) visited the Whistler Gold-Copper Project on Sept 21, 2025; he serves on House Natural Resources Committee. - Senator Lisa Murkowski also toured the project in August 2025, highlighting political support. - Metallurgical tests show gold recovery of 85.3%, a 22% improvement over prior results. - 2025 exploration program extended into early October; scout drilling identified new porphyry intrusive lithologies, assays pending. - Company advancing PEA (initial economic assessment) for the project; previously announced on June 9, 2025. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1947244/000149315225015880/0001493152-25-015880-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1947244/000149315225015880/form8-k.htm HTML page: https://secwatch.observer/filing/0001493152-25-015880 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer