Constellation Energy has plummeted 14% in January so far.Constellation Energy's (CEG 2.40%) stock is off to a rough start in January. As of market close on Jan. 16, the power company had dropped to $307. This is more than$100 below its 52-week high, which the stock reached in October 2025. Should investors purchase Constellation Energy while it's below $310? Let's dive in deeper. NASDAQ : CEGConstellation EnergyToday's Change( -2.40$ -7.08Current Price$287.29Key Data PointsMarket Cap$90BDay's Range$ 2 ...