AI Power Boom: Constellation vs Vistra

Which AI energy stock wins the boom?

Sep 16, 2026

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AI Power Boom: Constellation vs Vistra

Which AI energy stock wins the boom?

In brief

Which AI energy stock wins the boom? Vistra's diversified AI power deals and cheaper valuation make it the better bet for the AI electricity boom. Originally reported by Yahoo Finance.

Quick answers

Which stock wins?
Vistra is the better buy due to its diversified AI power exposure, greater natural gas reliance, and fundamentally cheaper valuation compared to Constellation.
What is the key takeaway from AI Power Boom: Constellation vs Vistra?
Vistra's diversified AI power deals and cheaper valuation make it the better bet for the AI electricity boom.

AI power boom sparks demand

The AI market's rapid expansion has sparked a massive increase in electricity demand, especially among data centers, over the past few years.

Constellation Energy's growth

Constellation's stock has rallied 137% over three years, trading at 21 times its 2026 earnings outlook of $11.50-$12.50 per share.

Vistra's growth

Vistra's growth

Vistra's stock has soared 330% over three years, trading at nine times its 2026 earnings outlook of $6.8-$7.6 billion.

Constellation's nuclear focus

Constellation operates the country's largest nuclear fleet with 22 GW capacity, serving 80% of the Fortune 100 including top hyperscalers.

Vistra's natural gas reliance

Vistra relies on natural gas for 62% of its capacity, with coal and renewables driving earnings growth through AI power deals.

Constellation's growth catalysts

Constellation's growth is fueled by a 20-year PPA with Microsoft to restart Unit 1 at Three Mile Island, scaling PPAs with Meta and Walmart, and integrating Calpine.

Vistra's growth catalysts

Vistra's growth is driven by massive AI PPAs with Meta and Amazon, a planned takeover of Cogentrix by end of 2026, and Helix Digital Infrastructure for AI data centers.

Which stock wins?

Vistra is the better buy due to its diversified AI power exposure, greater natural gas reliance, and fundamentally cheaper valuation compared to Constellation.

The bottom line

Vistra's diversified AI power deals and cheaper valuation make it the better bet for the AI electricity boom.

Read the original on Yahoo Finance

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