---
schema_version: "secwatch.filing_event.v1"
accession: "0001641172-25-014221"
form_type: "8-K"
ticker: "USGO"
cik: "0001947244"
company_name: "U.S. GoldMining Inc."
filed_at: "2025-06-09T23:59:59+00:00"
generated_at: "2026-05-19T17:35:20.686961+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# U.S. GoldMining selects Ausenco to lead Whistler Gold-Copper PEA; target completion year-end

## Summary
- 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.

## SEC filing metadata
- accession: 0001641172-25-014221
- form_type: 8-K
- ticker: USGO
- cik: 0001947244
- company_name: U.S. GoldMining Inc.
- filed_at: 2025-06-09T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1947244/000164117225014221/0001641172-25-014221-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1947244/000164117225014221/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001641172-25-014221
- JSON: https://secwatch.observer/filing/0001641172-25-014221.json
- Plain text: https://secwatch.observer/filing/0001641172-25-014221.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.