---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-25-005490"
form_type: "8-K"
ticker: "USGO"
cik: "0001947244"
company_name: "U.S. GoldMining Inc."
filed_at: "2025-02-10T23:59:59+00:00"
generated_at: "2026-05-27T00:28:20.611521+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# U.S. GoldMining discovers new high-grade gold-silver polymetallic zone at Raintree Deposit

## Summary
- Hole WH24-05 intersected 138.0 m at 0.99 g/t AuEq (0.89 g/t Au, 0.05% Cu) plus Ag-Pb-Zn, from 635 m depth.
- Higher-grade vein zones include 18 m at 1.93 g/t AuEq (1.70 g/t Au) and 66.33 g/t Ag, plus 0.62% Pb, 1.84% Zn.
- New discovery lies 500 m south of the existing Raintree Deposit; style is polymetallic vein, contrasting with porphyry mineralization.
- Only 5,190 m of historic drilling at Raintree Prospect; follow-up drilling planned for summer 2025.
- Company states discovery validates exploration strategy and may provide additional metal resources to the Project.

## SEC filing metadata
- accession: 0001493152-25-005490
- form_type: 8-K
- ticker: USGO
- cik: 0001947244
- company_name: U.S. GoldMining Inc.
- filed_at: 2025-02-10T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1947244/000149315225005490/0001493152-25-005490-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1947244/000149315225005490/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-25-005490
- JSON: https://secwatch.observer/filing/0001493152-25-005490.json
- Plain text: https://secwatch.observer/filing/0001493152-25-005490.txt

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