---
schema_version: "secwatch.filing_event.v1"
accession: "0001013762-25-001623"
form_type: "8-K12B/A"
ticker: "USAR"
cik: "0001970622"
company_name: "USA Rare Earth, Inc."
filed_at: "2025-03-24T23:59:59+00:00"
generated_at: "2026-05-24T06:58:18.190243+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "low"
source: SEC EDGAR
---

# USA Rare Earth completes business combination with IPXX; becomes successor issuer

## Summary
- Business combination closed March 13, 2025; Merger Sub merged with USA Rare Earth, LLC.
- New USARE (formerly IPXX) is successor issuer with CIK 0001970622 and SEC file 001-41711.
- Common stock (USAR) and warrants (USARW) listed on Nasdaq; CUSIPs 91733P107 and 91733P115.
- This Amendment No. 1 incorporates by reference the original 8-K filed March 19, 2025.
- IPXX share holders must indicate New USARE as successor in next Exchange Act filing.

## SEC filing metadata
- accession: 0001013762-25-001623
- form_type: 8-K12B/A
- ticker: USAR
- cik: 0001970622
- company_name: USA Rare Earth, Inc.
- filed_at: 2025-03-24T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: low
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1970622/000101376225001623/0001013762-25-001623-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1970622/000101376225001623/ea0235398-8k12ba1_usa.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001013762-25-001623
- JSON: https://secwatch.observer/filing/0001013762-25-001623.json
- Plain text: https://secwatch.observer/filing/0001013762-25-001623.txt

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