Key Takeaways CEG's 2025 and 2026 EPS estimates rose 0.75% and 3.78% in 60 days, while DUK's were flat or slightly down. Constellation Energy posts a 21.93% ROE versus Duke Energy's 9.88%, signaling more efficient capital use. CEG plans $3B-$3.5B in capex through 2026, with 35% targeting nuclear fuel to meet rising energy demand.Nuclear power plants are known for their high-capacity factor, meaning they can operate at or near their maximum output for a long time. Nuclear energy offers a significant advant ...