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

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.

CPPIB manages $647-billion on behalf of the Canada Pension Plan, the national retirement plan for working Canadians, which ...

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

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

Pipeline operator Kinder Morgan Inc said that two of its fuel pipelines in Los Angeles have been shut since Jan. 8 due to ...

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%.