U.S. nuclear power provider Constellation Energy on Friday agreed to buy privately held natural gas and geothermal company ...

Baltimore-based Constellation, the nation’s largest operator of nuclear power plants, is acquiring Calpine Corp.

Constellation Energy Corp. shares surged to a record high after agreeing to acquire closely held Calpine Corp. for $16.4 ...

Constellation Energy (CEG) and Walgreens (WBA) are among today’s biggest winners. Both names are jumping around 13% in early ...

Microsoft signed a deal with Constellation last year to fulfill its growing need for electricity for its data centers. Barron ...

Constellation Energy announces acquisition of Calpine, creating America's largest clean energy provider.

Constellation Energy struck a $26.6 billion deal to buy Calpine, uniting two of the U.S.'s largest power generators amid ...

Constellation Energy is nearing a roughly $30 billion deal to acquire power producer Calpine, people familiar with the matter ...

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%.

Kirkland & Ellis is guiding Constellation Energy Corp. in its plan to buy Calpine Corp. for $16.4 billion. Latham & Watkins ...

Baltimore-based Constellation Energy Corp. will acquire Houston-based energy company Calpine Corp. in a deal worth $16.4 ...

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.