NYSE:CEG 10 January 2026 - 28 January 2026

Shares of Constellation Energy Corporation closed Friday up 0.6%, finishing at $288.95 after fluctuating between $285.44 and $292.25 during the session.

Shares of Constellation Energy Corp edged up on Friday, boosted by renewed state backing for its nuclear operations and expansion plans for natural gas through its Calpine subsidiary. The stock climbed 0.5% to $288.79 in afternoon trading.

Constellation Energy Corporation shares dropped 2.4%, ending Thursday at $287.35 following an intraday range of $302.73 to $286.90. After-hours trading saw little movement, with around 4.7 million shares changing hands.

Constellation Energy Corporation shares edged lower on Thursday as investors digested New York’s decision to prolong nuclear plant subsidies alongside renewed doubts over PJM power-market pricing. The stock fell 1.0% to $291.29 in afternoon trading, swinging between $289.55 and $302.48 earlier in the session.

Shares of Constellation Energy Corporation slipped 0.35%, finishing Wednesday at $294.37. The stock is now down roughly 14% since closing on January 15.

Shares of Constellation Energy Corporation plunged on Friday, slipping as much as 9.8% to $307.71 in after-hours trading after fluctuating between $350.62 and $300.45 earlier. The selloff came after the White House urged PJM Interconnection—the country’s largest electric grid serving 67 million customers across 13 states plus Washington, D.C.—to hold a one-time emergency procurement auction for new power plants and impose limits on earnings for existing plants in PJM’s capacity market, which pays generators to stay on standby. This follows a recent PJM capacity auction that saw prices surge over 800% compared to last year. Pennsylvania Governor Josh Shapiro criticized PJM for being “too damn slow” amid rising power bills.

Constellation Energy shares slipped 1.6% to $336.87 in late Monday morning trading, following a Friday close of $342.52.

Constellation Energy shares climbed 6.1% to $342.52 in after-hours trading on Friday, extending a late-week rally after TD Cowen initiated coverage with a Buy rating and a $440 price target.