---
schema_version: "secwatch.filing_event.v1"
accession: "0001477932-24-006677"
form_type: "8-K"
ticker: "LTBR"
cik: "0001084554"
company_name: "LIGHTBRIDGE Corp"
filed_at: "2024-10-25T23:59:59+00:00"
generated_at: "2026-05-30T09:57:17.031965+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Lightbridge increases funding for Idaho National Lab collaboration by ~$294k to total $2.0M under Modification No. 3

## Summary
- Modification No. 3 raises Lightbridge's reimbursable cap to Battelle by ~$294,416; total estimated cost now $2,003,048 under Umbrella SPPA.
- Combined cash payments to Battelle under both Agreements estimated at ~$4.6 million on a cost-reimbursable basis.
- Lightbridge continues work with INL to fabricate delta-phase enriched U/Zr alloy ingot and irradiate fuel coupon specimens in ATR.

## SEC filing metadata
- accession: 0001477932-24-006677
- form_type: 8-K
- ticker: LTBR
- cik: 0001084554
- company_name: LIGHTBRIDGE Corp
- filed_at: 2024-10-25T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1084554/000147793224006677/0001477932-24-006677-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1084554/000147793224006677/ltbr_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001477932-24-006677
- JSON: https://secwatch.observer/filing/0001477932-24-006677.json
- Plain text: https://secwatch.observer/filing/0001477932-24-006677.txt

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