Introduction
As the world races toward cleaner energy solutions, nuclear power—especially in the form of Small Modular Reactors (SMRs)—is regaining momentum. Governments and tech giants alike are turning to nuclear for its reliability and zero-carbon promise. But the big question for investors is: Which stocks are driving this nuclear comeback?
This analysis explores the top nuclear energy stocks to watch in 2025, with a particular focus on companies involved in SMR technology, uranium supply, and advanced nuclear infrastructure.
1. Constellation Energy (NASDAQ: CEG)
Summary:
Constellation is the largest nuclear power operator in the U.S., and it’s at the center of a major transformation in energy sourcing.
Why it matters:
- In 2025, Meta Platforms (formerly Facebook) signed a 20-year deal with Constellation to purchase 1.1 GW of nuclear power for its AI operations.
- This marks one of the biggest private-sector nuclear deals in history.
Investor Insight:
Constellation is now viewed as a core infrastructure stock for clean energy investors, especially those betting on AI-powered tech growth.
2. NuScale Power (NYSE: SMR)
Summary:
A frontrunner in SMR design and commercialization, NuScale is developing compact reactors that can be deployed worldwide.
Highlights:
- NuScale received standard design approval for its 77 MWe reactor.
- Stock surged +7.4% in early June 2025.
- Analysts have placed a bullish price target of $41.00/share.
Investor Insight:
With international interest from Canada, the UK, and Eastern Europe, NuScale is positioning itself as the Tesla of nuclear—modular, scalable, and disruptive.
3. Cameco Corporation (NYSE: CCJ)
Summary:
Cameco is one of the world’s largest uranium suppliers, playing a critical role in fueling SMRs and conventional reactors alike.
Why it matters:
- Demand for enriched uranium is rising due to increased SMR development.
- Strategic partnerships with governments and private energy developers give it long-term visibility.
Investor Insight:
Seen as a low-risk nuclear play, Cameco offers exposure to the supply side of the nuclear chain.
4. Centrus Energy Corp. (NYSE American: LEU)
Summary:
Centrus is a nuclear fuel specialist, focused on uranium enrichment technologies vital for next-gen reactors.
Highlights:
- In 2025, Centrus announced a $60M investment to restart centrifuge manufacturing in Tennessee.
- The move supports domestic uranium production, aligned with U.S. energy security goals.
Investor Insight:
LEU is considered a strategic supplier stock, particularly attractive in the face of geopolitical risks in global uranium markets.
5. BWX Technologies (NYSE: BWXT) Summary:
BWXT supplies nuclear parts and services for both civilian and defense applications.
Recent Development:
- In 2025, BWXT acquired Kinectrics Inc., strengthening its position in both commercial nuclear energy and medical isotopes.
Investor Insight:
A balanced stock with exposure to government contracts, medical technology, and reactor innovation—perfect for diversified nuclear portfolios.
Conclusion: What These Stocks Tell Us
The nuclear industry of 2025 is no longer a relic of the past—it’s a cornerstone of the AI-powered, low-carbon future. From SMRs to uranium mining to infrastructure services, the companies leading this shift offer not only growth potential, but also strategic value in reshaping the global energy landscape.
Whether you’re an ESG-focused investor, a tech-forward trader, or a long-term portfolio builder, nuclear energy stocks are worth a serious look in 2025.
