Key PointsCentrus Energy sells low-enriched uranium (LEU) to today's reactors and plans to make high-assay low-enriched uranium (HALEU) for next-generation reactors. 10 stocks we like better than Centrus Energy ›Centrus Energy (NYSEMKT: LEU) has been one of several nuclear energy stocks that have crushed the market in 2025. Image source: Centrus Energy. The first is supplying low-enriched uranium (LEU) for today's reactors. And the second is providing technical services, including a Department of Defense (DOE) contract, to produce high-assay low-enriched uranium (HALEU) for advanced reactors.