secwatch.observer — SEC 8-K summary ====================================== Issuer: U.S. GoldMining Inc. (USGO) CIK: 0001947244 Form: 8-K Filed at: 2025-06-09T23:59:59+00:00 Accession: 0001641172-25-014221 Event type: other_material Sentiment: positive Materiality: 0.60 Item codes: 7.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 U.S. GoldMining selects Ausenco to lead Whistler Gold-Copper PEA; target completion year-end -------------------------------------------------------------------------------- - Ausenco chosen as principal consulting firm for Whistler PEA after competitive RFP process. - PEA will evaluate standalone open-pit mine using current resource: 6.48M oz AuEq indicated, 4.16M oz AuEq inferred. - Updated resource estimate will incorporate 2024 drilling; metallurgical testwork underway by Base Metallurgical. - PEA targets completion before year-end 2025; aims to be S-K 1300 initial assessment and NI 43-101 PEA. - Whistler project is 100% owned, located ~105 miles northwest of Anchorage, Alaska. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1947244/000164117225014221/0001641172-25-014221-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1947244/000164117225014221/form8-k.htm HTML page: https://secwatch.observer/filing/0001641172-25-014221 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer