---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-26-061036"
form_type: "8-K"
ticker: "LEU"
cik: "0001065059"
company_name: "CENTRUS ENERGY CORP"
filed_at: "2026-09-09T12:40:47+00:00"
generated_at: "2026-09-09T12:45:06.789614+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Centrus signs multi-year HALEU supply contract with Radiant for Kaleidos microreactors

## Summary
- Definitive multi-year contract to supply HALEU fuel for Radiant's Kaleidos microreactors; deliveries begin before end of decade.
- Radiant prepayments to Centrus support domestic commercial enrichment capacity build-out.
- Centrus' AC100 centrifuge is only deployment-ready U.S.-origin technology for unobligated enrichment.
- Adds another HALEU customer to Centrus backlog; strengthens position in microreactor fuel market.

## SEC filing metadata
- accession: 0001628280-26-061036
- form_type: 8-K
- ticker: LEU
- cik: 0001065059
- company_name: CENTRUS ENERGY CORP
- filed_at: 2026-09-09T12:40:47+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/1065059/000162828026061036/0001628280-26-061036-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1065059/000162828026061036/leu-20260909.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-26-061036
- JSON: https://secwatch.observer/filing/0001628280-26-061036.json
- Plain text: https://secwatch.observer/filing/0001628280-26-061036.txt

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