---
schema_version: "secwatch.filing_event.v1"
accession: "0001641172-25-026329"
form_type: "8-K"
ticker: "NEXM"
cik: "0000795800"
company_name: "NexMetals Mining Corp."
filed_at: "2025-09-03T23:59:59+00:00"
generated_at: "2026-05-17T08:41:33.558522+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# NexMetals announces metallurgical breakthrough at Selebi Mines: separate Cu and Ni-Co concentrates achieved

## Summary
- Copper concentrate: 87% Cu recovery, 27.6% grade. Nickel concentrate: 55.9% Ni, 64.7% Co recovery, 10.5% Ni grade.
- New flowsheet may eliminate need for on-site smelter/hydrometallurgical plant, reducing capital and execution risk.
- Results from underground bulk sample from Selebi North and Main deposits; further optimization underway.
- Mineralogical studies and flowsheet optimization planned to improve nickel recovery; concentrate quality assessment in progress.
- CEO states this is transformational; results will be incorporated into updated mineral resource estimate.

## SEC filing metadata
- accession: 0001641172-25-026329
- form_type: 8-K
- ticker: NEXM
- cik: 0000795800
- company_name: NexMetals Mining Corp.
- filed_at: 2025-09-03T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/795800/000164117225026329/0001641172-25-026329-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/795800/000164117225026329/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001641172-25-026329
- JSON: https://secwatch.observer/filing/0001641172-25-026329.json
- Plain text: https://secwatch.observer/filing/0001641172-25-026329.txt

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