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Centrus and Antares Sign Multi-Year HALEU Supply Contract

$LEUPress releaseSep 17, 2026, 6:59 AM ETRead the release

Centrus Energy signed a definitive multi-year contract to supply High-Assay Low-Enriched Uranium to advanced reactor developer Antares, with deliveries commencing before the end of the decade. The contract includes prepayments from Antares to support the expansion of Centrus' domestic enrichment capacity. Antares is developing compact microreactors for defense and space missions and was recently selected for the U.S. Army's Janus Program at Fort Bragg, the Air Force's Advanced Nuclear Power for Installations program, and a Space Force award to demonstrate a space reactor.

Key figures

Antares funding
over $600 million
Prepayments included
Yes
Delivery commencement
before the end of the decade
Centrus expansion size
multi-billion-dollar

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