Shares of Constellation Energy ( CEG 4.75%) rallied 57.9% in 2025, according to data from S&P Global Market Intelligence.

Major U.S. utility Constellation said it has completed its acquisition of Calpine Corp. from Energy Capital Partners (ECP), ...

Meta announced expanded commitment to nuclear energy this morning. Even before that happened, TD Cowen was saying ...

Electricity giant Constellation Energy closed its deal to buy Calpine late on Wednesday, amassing the largest portfolio of ...

Detailed price information for Constellation Energy Corp (CEG-Q) from The Globe and Mail including charting and trades.

Energy Capital Partners has sold Calpine Corporation, a power company, to Constellation, for $26.6 billion. No financial ...

In recent months, Constellation Energy has drawn increased attention as the largest US nuclear operator supplying carbon-free power to AI data centers under long-term contracts, reinforcing its role ...

Constellation Energy has completed its acquisition of Calpine, creating a massive U.S. electricity producer at a time of ...

I fear Three Mile Island may not be able to turn the lights on at a Microsoft data center if it can’t turn its own lights on ...

(Bloomberg / Will Wade and Riley Griffin) — Constellation Energy Corp. agreed to sell power from an Illinois nuclear plant to Meta Platforms Inc. as artificial intelligence sends power demand soaring.

Federal tax credits provide a stable revenue floor for the company's nuclear fleet, ensuring predictable cash flow for investors and supporting future growth. The company’s industry-leading nuclear ...

BALTIMORE, April 23, 2001 — Constellation Energy Group is scheduled to bring four “peaking” power plants on line this summer with four larger power plants scheduled to enter service in the summers of ...