Constellation Energy kicked off 2025 with a $26.6 billion acquisition of Calpine, adding significant natural gas and geothermal capacity to their nuclear fleet. Electricity demand projections soared, leading to a surge in Constellation Energy’s stock by 57.9%. The company also secured power purchase agreements with AI giants and benefited from lowered regulatory hurdles.

The year ended with Constellation closing the Calpine acquisition, expanding their footprint to include 21 nuclear reactors and over 50 natural gas plants. The deal is projected to boost adjusted earnings per share by 20% in 2026 and by $2.00 per share by 2029. Investors are now assessing the company’s performance against these bullish projections.

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Read more at Nasdaq: Why Constellation Energy Rallied Nearly 60% in 2025