---
schema_version: "secwatch.filing_event.v1"
accession: "0001539497-25-002714"
form_type: "8-K"
ticker: "NB"
cik: "0001512228"
company_name: "NIOCORP DEVELOPMENTS LTD"
filed_at: "2025-10-15T23:59:59+00:00"
generated_at: "2026-05-17T03:43:35.714457+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# NioCorp raises ~$139.1M in registered direct offering of common shares and pre-funded warrants

## Summary
- Placed 10,152,175 common shares at $9.34/share and 5,925,000 pre-funded warrants at $9.3399/warrant via Maxim Group LLC.
- Net proceeds of ~$139.1M after placement agent fees and expenses; offering closed Oct 15, 2025.
- Pre-funded warrants exercisable for one common share at $0.0001, no expiration, subject to 4.99%/9.99% beneficial ownership limitation.
- Lock-up agreements for officers/directors for 30 days; company restricted from issuing additional shares until Nov 28, 2025.

## SEC filing metadata
- accession: 0001539497-25-002714
- form_type: 8-K
- ticker: NB
- cik: 0001512228
- company_name: NIOCORP DEVELOPMENTS LTD
- filed_at: 2025-10-15T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 1.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1512228/000153949725002714/0001539497-25-002714-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1512228/000153949725002714/n2574_x297-8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001539497-25-002714
- JSON: https://secwatch.observer/filing/0001539497-25-002714.json
- Plain text: https://secwatch.observer/filing/0001539497-25-002714.txt

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