Key Takeaways Shares of Constellation Energy, NRG Energy, and Vistra fell Wednesday as analysts questioned if utilities stocks can hold onto their recent momentum. All three stocks retreated from record highs posted at the end of last week on optimism about growth opportunities fueled by demand for energy to power artificial intelligence. Despite Wednesday's declines, all three stocks remained solidly in positive territory for 2024. Shares of power generators Constellation Energy (CEG), NRG Energy (NRG), an ...