---
schema_version: "secwatch.filing_event.v1"
accession: "0001477932-24-007560"
form_type: "8-K"
ticker: "LTBR"
cik: "0001084554"
company_name: "LIGHTBRIDGE Corp"
filed_at: "2024-11-22T23:59:59+00:00"
generated_at: "2026-05-29T19:32:18.778354+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Lightbridge updates ATM equity offering capacity to $45.2M remaining

## Summary
- As of Nov 22, 2024, the company sold $12.4M of the $12.595M under prior August 2024 prospectus supplement.
- New November 2024 prospectus supplement filed; aggregate remaining capacity across supplements is $45.2M.
- ATM sales are conducted through Stifel under an existing S-3 registration statement (File No. 333-278388).

## SEC filing metadata
- accession: 0001477932-24-007560
- form_type: 8-K
- ticker: LTBR
- cik: 0001084554
- company_name: LIGHTBRIDGE Corp
- filed_at: 2024-11-22T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1084554/000147793224007560/0001477932-24-007560-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1084554/000147793224007560/ltbr_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001477932-24-007560
- JSON: https://secwatch.observer/filing/0001477932-24-007560.json
- Plain text: https://secwatch.observer/filing/0001477932-24-007560.txt

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