- Constellation to Acquire Calpine; Creates America’s Leading Producer of Clean and Reliable Energy to Meet Growing Demand for Customers and Communities Constellation Energy
- Constellation Energy Agrees to Buy Calpine for $16.4 Billion The Wall Street Journal
- Constellation Energy to Buy Power Producer Calpine The New York Times
- Constellation Energy Stock Surges on Deal to Buy Calpine Barron’s
- Constellation Energy to buy Calpine in $26.6 billion deal Yahoo Finance