Key Takeaways CEG has rallied 30.1% YTD, driven by strong nuclear operations and growing clean energy demand. CEG held long-term uranium contracts and a 94.1% nuclear fleet capacity factor in Q1 2025. Calpine acquisition approval strengthens CEG's clean energy capability.Constellation Energy Corporation’s (CEG) shares have rallied 30.1% year to date compared with the Zacks Alternate Energy – Other industry’s growth of 17.2%. CEG continues to gain from the addition of clean energy to the grid through the e ...