---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-26-018233"
form_type: "8-K"
ticker: "LBSR"
cik: "0001172178"
company_name: "LIBERTY STAR URANIUM & METALS CORP."
filed_at: "2026-04-21T23:59:59+00:00"
generated_at: "2026-05-15T05:03:41.523067+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Liberty Star stakes 13 new claims, expands mineral footprint to 45 sq miles in Arizona

## Summary
- Staked 13 new mineral exploration permits covering ~11 sq miles; total footprint now ~45 sq miles.
- Completes district-scale consolidation within the Tombstone Mining District in southeast Arizona.
- Claims host gold, copper, molybdenum, and critical minerals across multiple targets.
- Chairman Pete O'Heeron says the position allows the company to attract a serious mining partner.
- Company claims largest independent mineral footprint in Arizona not controlled by a major miner.

## SEC filing metadata
- accession: 0001493152-26-018233
- form_type: 8-K
- ticker: LBSR
- cik: 0001172178
- company_name: LIBERTY STAR URANIUM & METALS CORP.
- filed_at: 2026-04-21T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1172178/000149315226018233/0001493152-26-018233-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1172178/000149315226018233/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-26-018233
- JSON: https://secwatch.observer/filing/0001493152-26-018233.json
- Plain text: https://secwatch.observer/filing/0001493152-26-018233.txt

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