Constellation is buying natural gas and geothermal power provider Calpine for $16.4 billion, joining together two of the ...

Constellation Energy shares surged Friday after the company agreed to buy private energy company Calpine in a deal valued at ...

Merger joins nation’s largest nuclear operator with Texas-based major natural gas and geothermal owner to meet rising AI ...

Constellation Energy, a major US nuclear power plant operator, has agreed to buy another electricity producer, Calpine, for nearly $27 billion, the two firms announced Friday.

Constellation Energy, already the biggest US nuclear plant operator, also will become the largest independent power provider in the US after agreeing to buy Calpine, sending shares up 25%.

Constellation is buying natural gas and geothermal power provider Calpine for $16.4 billion, joining together two of the ...

Combined, they will have a capacity of 60 gigawatts from nuclear, natural gas, geothermal, hydro, wind, solar, cogeneration and battery storage.

The company is betting that data-center owners will be hungry for all sorts of power—from nuclear to conventional.

Constellation Energy Corp., an electricity provider whose stock has doubled over the last year on hopes it will help meet the voracious energy demand created by artificial-intelligence technologies, ...

Energy company Constellation Energy has acquired Calpine Energy, the operator of the Geysers geothermal power complex in California.