Constellation Energy — the electricity provider whose stock has doubled over the last year on hopes it’ll help meet the ...

Constellation Energy, the biggest U.S. nuclear power plant owner, is acquiring Calpine, the largest U.S. producer of low-emission natural gas, to create America's largest clean energy provider.

Competitive generation giant Constellation has agreed to acquire Calpine Corp. in a $16.4 billion deal that is set to create ...

Allstate, Travelers, and Chubb likely will be the publicly traded insurers most exposed to losses from the L.A. fires, ...

The net purchase price of the deal is roughly $26.6 billion, which includes the assumption of debt for the privately held ...