Constellation Energy (CEG) Stock News Today: NRC Extends Key Nuclear Licenses, Calpine Deal Nears Closing, and Analysts Refresh Price Targets (Dec. 17, 2025)
Constellation Energy shares fell sharply to $334.56 Wednesday despite the U.S. Nuclear Regulatory Commission granting 20-year license renewals for its Clinton and Dresden nuclear plants in Illinois. Trading volume reached 2.37 million as investors rotated out of AI-linked power stocks. The renewed licenses extend operations at Clinton to 2047 and Dresden to 2049 and 2051.