---
schema_version: "secwatch.filing_event.v1"
accession: "0001539497-25-001123"
form_type: "8-K"
ticker: "NB"
cik: "0001512228"
company_name: "NIOCORP DEVELOPMENTS LTD"
filed_at: "2025-04-11T23:59:59+00:00"
generated_at: "2026-05-23T16:08:47.104923+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# NioCorp reports preliminary loss of $5.4M for Q3 fiscal 2025; nine-month loss narrows to $8.0M

## Summary
- Preliminary net loss for three months ended March 31, 2025: $5.4M ($0.11/share) vs $4.2M ($0.11) prior year.
- Nine-month loss improved to $8.0M ($0.17/share) from $11.0M ($0.29) in the same period last year.
- No revenue reported; company remains pre-revenue development stage.
- Company expects to file unaudited financial statements in Form 10-Q on or before May 15, 2025.
- These results are preliminary and subject to change upon final interim filing.

## SEC filing metadata
- accession: 0001539497-25-001123
- form_type: 8-K
- ticker: NB
- cik: 0001512228
- company_name: NIOCORP DEVELOPMENTS LTD
- filed_at: 2025-04-11T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1512228/000153949725001123/0001539497-25-001123-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1512228/000153949725001123/n2574_x255-8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001539497-25-001123
- JSON: https://secwatch.observer/filing/0001539497-25-001123.json
- Plain text: https://secwatch.observer/filing/0001539497-25-001123.txt

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