Vistra Stock And 2 U.S. Power Plays for AI Data Center Demand

Artificial intelligence is not just about chips and models. It runs on power, wires and hardware that are suddenly facing higher tariffs, pricier metals and tighter grid access at the same time that data centers are hungry for every extra megawatt. That mix can punish some businesses and reward others. This article examines three U.S. stocks exposed to that news so you can evaluate where the real opportunity or risk might sit.

The stocks covered below are just a sample set, and the full screen surfaced 4 more U.S.-listed power and clean-energy providers with data center exposure that have equally compelling narratives for you to weigh up. To go straight to the source and identify, filter and analyze potential high-conviction ideas, head into the U.S. Data Center Power and Clean Energy Providers screener.

Eco Wave Power Global (WAVE)

Overview: Eco Wave Power Global develops onshore wave energy systems that convert ocean waves into grid-connected clean electricity for coastal markets, offering potential support for power hungry data centers.

Market Cap: US$37 million

Eco Wave Power Global matters in this screener because its port-based wave projects aim to put reliable renewable electricity right next to coastal AI and data-center hubs.

"Emerging demand for stable, high density clean power for AI infrastructure, coastal data centers and digital applications creates a new addressable market."

The key consideration is whether early megawatt-scale projects prove cheap and dependable enough to justify premium long-term contracts.

That contract question is exactly what the full narrative for Eco Wave Power Global unpacks, including how Eco Wave Power Global might turn early megawatts into accelerating, long-duration cash flow visibility.

Vistra (VST)

Overview: Vistra is a large U.S. power producer and retailer that supplies firm electricity to homes, businesses, and data centers across key markets.

Operations: Vistra generates about US$19.2b in revenue, led by US$14.9b from Retail and US$7.8b from Texas operations, all within the United States.

Market Cap: US$46.4b

Vistra matters in this screener because its mix of nuclear, gas, solar, and storage allows it to offer long-term, high-reliability power blocks that AI-heavy data centers increasingly demand.

"In January 2026, Vistra signed 20-year power purchase agreements to supply Meta with more than 2,600 megawatts of nuclear electricity across three PJM plants, the largest nuclear uprate ever backed by a single corporate customer."

What happens to Vistra’s upside will largely depend on how one unseen pressure shapes the balance between contracted certainty and future pricing power.

That pressure point is exactly where the full narrative for Vistra shows how Vistra’s contracted nuclear blocks, grid constraints and AI demand could be quietly reshaping long term earnings power.

Fermi (FRMI)

Overview: Fermi builds next generation private electric grids delivering gigawatt scale, highly redundant power specifically tailored to AI and data center workloads.

Market Cap: US$2.70b

Fermi matters here because it is trying to solve the single biggest chokepoint for hyperscale AI projects, dedicated power at true grid scale built directly around energy intensive tenants rather than traditional utilities.

"Fermi is building a large scale private power grid and related infrastructure to supply electricity to energy intensive tenants such as data centers and chip ecosystem players. The core business model depends on attracting multiple large, investment grade tenants to optimize load diversity on a multi gigawatt private grid."

What ultimately happens to Fermi’s story will hinge on how one unresolved piece of its funding equation shapes future pricing power.

That funding puzzle makes the full narrative for Fermi essential reading for understanding how Fermi could convert multi gigawatt tenants into accelerating, long lived pricing leverage.

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This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.

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