CPP Investments today announced the sale of its entire stake in U.S. power producer Calpine Corporation (Calpine) to Constellation Energy (Constellation), as part of Constellation's acquisition of ...

Constellation Energy shares shot 25% higher today as the company confirmed its intentions to purchase Calpine. Calpine ...

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Constellation is buying power natural gas and geothermal power provider Calpine in a cash-and-stock deal valued at ...

Separately, Calpine and Constellation are already among the largest power generation companies in the country.

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

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

Constellation Energy agreed to buy Calpine for $16.4 billion, combining two of the country’s largest electricity generators ...

Constellation Energy said on Friday it would buy privately held Calpine Corp, a geothermal and natgas energy company, in a ...

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

Baltimore's Constellation Energy buying Calpine in a deal that joins two huge U.S. power companies George W. Bush gave fellow ...

The $16.4 billion purchase agreement would combine the biggest U.S. nuclear operator with Calpine’s natural gas assets.