---
schema_version: "secwatch.filing_event.v1"
accession: "0001539497-25-002618"
form_type: "8-K"
ticker: "NB"
cik: "0001512228"
company_name: "NIOCORP DEVELOPMENTS LTD"
filed_at: "2025-10-06T23:59:59+00:00"
generated_at: "2026-05-17T04:34:03.514473+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# NioCorp subsidiary closes on land purchases for ~$11.3M to secure mineral rights in Nebraska

## Summary
- Acquired ~105.77 acres (Woltemath002) for ~$3.9M and ~220 acres (Woltemath003J) for ~$7.4M.
- Mineral interests recorded as non-current assets: $3.1M (Woltemath002) and $5.9M (Woltemath003J).
- Current mineral resource and reserve wholly contained within previously acquired land and Woltemath003J Property.
- Properties located in Johnson County, Nebraska; transactions closed September 30, 2025.

## SEC filing metadata
- accession: 0001539497-25-002618
- form_type: 8-K
- ticker: NB
- cik: 0001512228
- company_name: NIOCORP DEVELOPMENTS LTD
- filed_at: 2025-10-06T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1512228/000153949725002618/0001539497-25-002618-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1512228/000153949725002618/n2574_x292-8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001539497-25-002618
- JSON: https://secwatch.observer/filing/0001539497-25-002618.json
- Plain text: https://secwatch.observer/filing/0001539497-25-002618.txt

## Source-grounded claims
- claim_id: 0d1f44f04c059cc8279236ee04739214be3c614c
  claim: NIOCORP DEVELOPMENTS LTD completed an acquisition involving Victor and Juanita Woltemath for approximately $7.4 million (closed 2025-09-30).
  evidence_excerpt: Option Agreement provided for a purchase price calculated based on the appraised value per acre of the Woltemath003J Property. The aggregate purchase price was approximately $7.4 million. On the closing date of the purchase of the Woltemath003J Property, the Company recorded a decrease in cash under current assets on its consolidated balance sheet of
  evidence_url: https://www.sec.gov/Archives/edgar/data/1512228/000153949725002618/0001539497-25-002618-index.htm
- claim_id: bf149a8f618af4653ae2e273755c798f68495175
  claim: NIOCORP DEVELOPMENTS LTD completed an acquisition involving Roger and Nancy Woltemath for approximately $3.9 million (closed 2025-09-30).
  evidence_excerpt: Option Agreement provided for a purchase price calculated based on the appraised value per acre of the Woltemath002 Property. The aggregate purchase price was approximately $3.9 million. On the closing date of the purchase of the Woltemath002 Property, the Company recorded a decrease in cash under current assets on its consolidated balance sheet of approximately
  evidence_url: https://www.sec.gov/Archives/edgar/data/1512228/000153949725002618/0001539497-25-002618-index.htm

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