---
schema_version: "secwatch.filing_event.v1"
accession: "0001477932-25-007930"
form_type: "8-K"
ticker: "LTBR"
cik: "0001084554"
company_name: "LIGHTBRIDGE Corp"
filed_at: "2025-11-05T23:59:59+00:00"
generated_at: "2026-05-17T00:10:19.974326+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Lightbridge Q3 net loss widens to $4.1M; cash rises to $153.3M on ATM raises

## Summary
- Q3 net loss of $4.1M vs $2.7M a year ago; nine-month net loss $12.4M vs $7.9M.
- Working capital ended Sept 2025 at $153.1M, up from $39.9M at Dec 2024; cash $153.3M.
- Raised $116.7M net from at-the-market stock issuances during nine months.
- R&D expenses $2.0M (+$0.7M YoY); G&A $3.2M (+$1.5M) on professional fees and stock compensation.
- Fuel development milestones: 8-foot rod co-extrusion, enriched fuel samples fabricated, loaded into Advanced Test Reactor.

## SEC filing metadata
- accession: 0001477932-25-007930
- form_type: 8-K
- ticker: LTBR
- cik: 0001084554
- company_name: LIGHTBRIDGE Corp
- filed_at: 2025-11-05T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1084554/000147793225007930/0001477932-25-007930-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1084554/000147793225007930/ltbr_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001477932-25-007930
- JSON: https://secwatch.observer/filing/0001477932-25-007930.json
- Plain text: https://secwatch.observer/filing/0001477932-25-007930.txt

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