21 Best Nuclear Energy Stocks to Watch in 2026 - XS

21 Best Nuclear Energy Stocks to Watch in 2026

Date Icon 13 February 2026
Review Icon Written by: Itsariya Doungnet
Time Icon 15 minutes

If you're a stock investor targeting long-term growth and stability, nuclear energy stocks are a crucial consideration for 2026. With global mandates for decarbonization tightening, nuclear power is undergoing a significant renaissance, backed by supportive government policies, technological breakthroughs, and increasing demand for 24/7 clean power.

This in-depth guide, updated as of 13th February 2026, highlights 21 top nuclear energy stocks poised to capitalize on this surging market momentum. We cover everything from essential uranium producers and stable utility operators to cutting-edge small modular reactor (SMR) developers.

Key Takeaways

  • Nuclear energy stocks have growth potential in 2026 due to increasing clean energy demand and new technology.

  • Cameco and Constellation Energy are at the top of the market from higher uranium prices and various energy sources.

  • Nuclear Energy Stocks have risks that include regulatory changes, fluctuating uranium prices, and high plant construction costs.

What Are the Best Nuclear Energy Stocks in 2026?

This curated list of 21 publicly traded and pre-IPO companies, updated as of 13 February 2026, provides a comprehensive cross-section of the global nuclear energy market.

No.

Stock

Country

Role

Approx. Price

1

Cameco (CCJ)

Canada

Uranium mining

119.18 USD

2

Kazatomprom (KAP)

Kazakhstan

Uranium production

84.00 USD

3

Centrus Energy (LEU)

USA

Fuel enrichment

210.16 USD

4

Uranium Energy (UEC)

USA

Uranium mining

15.90 USD

5

Paladin Energy (PDN)

Australia

Uranium mining

8.70 USD

6

China Nuclear (601985)

China

Nuclear operator

1.24 USD

7

Constellation (CEG)

USA

Utility

272.51 USD

8

Vistra (VST)

USA

Utility

160.15 USD

9

Électricité de France (EDF)

France

Utility

14.25 USD

10

Brookfield (BEP)

Canada

Infrastructure

31.30 USD

11

Korea Electric (KEP)

South Korea

Utility

21.41 USD

12

Tokyo Electric (9501)

Japan

Utility

4.35 USD

13

GE Vernova (GEV)

USA

Reactor tech

823.67 USD

14

BWX Technologies (BWXT)

USA

Components

198.50 USD

15

Rolls-Royce (RR)

UK

SMR developer

16.87 USD

16

Mitsubishi (7011)

Japan

Heavy equipment

32.67 USD

17

Doosan (034020)

South Korea

Components

681.23 USD

18

NuScale (SMR)

USA

SMR developer

15.57 USD

19

Oklo (Pre-IPO)

USA

Microreactors

66.23 USD

20

Lightbridge (LTBR)

USA

Fuel technology

13.46 USD

21

SNC-Lavalin (SNC)

Canada

Engineering

75.69 USD

 

1. Cameco (CCJ)

Cameco is one of the largest publicly traded uranium companies in the world, operating high‑grade mines and conversion operations.

Company Details

  • Market Cap: $52.04 Billion

  • Revenue: $2.45 Billion

  • Net income: ~$377.62M

 

2. Kazatomprom (KAP)

Kazatomprom is the world’s largest uranium producer, controlling a significant portion of global uranium supply through its state-owned mines.

Company Details

  • Market Cap: $15.92B

  • Revenue: $2.53B

  • Net income: $928.83M

 

3. Centrus Energy (LEU)

Centrus Energy provides nuclear fuel services including uranium enrichment and conversion, primarily serving US and international nuclear power plants.

Company Details

  • Market Cap: $4.13B

  • Revenue: $448.70M

  • Net income: $77.80M

 

4. Uranium Energy Corp (UEC)

Uranium Energy Corp focuses on low-cost in-situ recovery (ISR) uranium mining and exploration across the United States. The company aims to leverage its efficient mining methods and strategic projects to capitalize on the recovering uranium market.

Company Details

  • Market Cap: $7.69B

  • Revenue: $49.75M

  • Net income: $-77.84M

 

5. Paladin Energy (PDN)

Paladin Energy is a uranium-focused mining company with operations in Australia and Namibia. Its flagship Langer Heinrich Mine in Namibia is in the process of ramping up production, positioning the company to benefit from improving uranium market fundamentals.

Company Details

  • Market Cap: $5.50B

  • Revenue: $256.79M

  • Net income: $-68.18M

 

6. China National Nuclear Power (601985.SS)

China National Nuclear Power (CNNP) is one of the largest nuclear power plant operators in China, playing a central role in the country’s aggressive nuclear energy expansion strategy.

Company Details

  • Market Cap: $176.47B

  • Revenue: $81.92B

  • Net income: $7.85B

 

7. Constellation Energy (CEG)

Constellation Energy is the largest producer of carbon-free energy in the U.S., operating the nation’s largest fleet of nuclear power plants. The company delivers power and related services to millions of homes and businesses, with a growing focus on renewable integration and clean

Company Details

  • Market Cap: $100.32B

  • Revenue: $24.84B

  • Net income: $2.74B

 

8. Vistra Corp (VST)

Vistra Corp is one of the largest integrated power companies in the United States, operating a diversified portfolio of generation assets including nuclear, natural gas, coal, solar, and battery storage.

Company Details

  • Market Cap: $54.26B

  • Revenue: $17.19B

  • Net income: $960.00M

 

9. Électricité de France (EDF)

Électricité de France (EDF) is the largest electric utility in France and one of the world’s leading nuclear energy providers. The company operates a vast nuclear fleet across France and other countries, playing a central role in Europe’s energy system and clean energy transition.

Company Details

  • Market Cap: $128

  • Revenue: $12.43

  • Net income: NA

 

10. Brookfield Renewable Partners (BEP)

Brookfield Renewable Partners operates one of the world’s largest publicly traded renewable energy portfolios, including hydroelectric, wind, solar, and energy storage assets.

Company Details

  • Market Cap: $20.32B

  • Revenue: $6.41B

  • Net income: -19.00M

 

11. Korea Electric Power (KEP)

Korea Electric Power Corporation (KEP) is South Korea’s largest electric utility, with extensive investments in nuclear power, thermal generation, and national grid infrastructure.

Company Details

  • Market Cap: $27.04B

  • Revenue: $69.25B

  • Net income: 5.86B

 

12. Tokyo Electric Power (9501.T)

Tokyo Electric Power Company (TEPCO) is one of Japan’s largest utilities, operating nuclear and thermal power plants. It plays a key role in Japan’s energy system, including nuclear restarts and Fukushima decommissioning efforts.

Company Details

  • Market Cap: $1.02T

  • Revenue: $6.46T

  • Net income: $ -744.53B

 

13. GE Vernova (GEV)

GE Vernova is a nuclear technology company providing reactors and services for power plants worldwide. It focuses on upgrading existing facilities and advancing next-generation reactors, including SMRs.

Company Details

  • Market Cap: $222.00B

  • Revenue: $38.07B

  • Net income: $4.88B

 

14. BWX Technologies (BWXT)

BWX Technologies specializes in nuclear components and fuel services for both defense and commercial markets. It is a leading supplier of reactors for U.S. Navy submarines and aircraft carriers.

Company Details

  • Market Cap: $18.15B

  • Revenue: $3.06B

  • Net income: $306.97M

 

15. Rolls-Royce Holdings (RR)

Rolls-Royce is a global engineering leader with a strong presence in nuclear power technology, defense, and aerospace sectors. The company is actively developing small modular reactors (SMRs) as part of its strategy to expand in clean energy technologies.

Company Details

  • Market Cap: $104.26B

  • Revenue: $19.54B

  • Net income: $5.79B

 

16. Mitsubishi Heavy Industries (7011.T)

Mitsubishi Heavy Industries (MHI) provides essential equipment and services for nuclear power plants, supporting Japan’s nuclear energy sector and participating in global projects.

Company Details

  • Market Cap: $17.16T

  • Revenue: $5.31T

  • Net income: $284.33B

 

17. Doosan Enerbility (034020.KS)

Doosan Enerbility is a leading manufacturer and service provider of nuclear power plant components, playing a critical role in South Korea’s nuclear energy sector.

Company Details

  • Market Cap: $61.16T

  • Revenue: $16.79T

  • Net income: $-101.95B

 

18. NuScale Power (SMR)

NuScale Power is a pioneer in developing small modular reactor (SMR) technology, which aims to revolutionize the nuclear power industry by offering safer, scalable, and cost-effective nuclear energy solutions.

Company Details

  • Market Cap: $4.71B

  • Revenue: $63.90M

  • Net income: $-379.94M

 

19. Oklo Inc. (Expected IPO)

Oklo is an advanced nuclear technology company developing compact, fast reactor designs with the goal of commercial deployment of small modular reactors (SMRs).

Company Details

  • Market Cap: $10.35B

  • Revenue: N/A

  • Net income: $-76.56M

 

20. Lightbridge Corporation (LTBR)

Lightbridge Corporation specializes in developing advanced nuclear fuel technologies aimed at enhancing the efficiency, safety, and sustainability of nuclear reactors.

Company Details

  • Market Cap: $410.48M

  • Revenue: N/A

  • Net income: $-16.33M

 

21. SNC-Lavalin (SNC)

SNC-Lavalin is a global engineering and construction company with a strong presence in the nuclear sector. It delivers integrated project services, including design, procurement, and construction, for nuclear power and other industries worldwide.

Company Details

  • Market Cap: $2.30B

  • Revenue: 10.38B

  • Net income: $622.72M

 

How These Nuclear Energy Stocks Were Selected

These nuclear energy stocks were chosen to provide balanced exposure across the industry’s key segments: uranium mining & fuel, utilities & operators, and nuclear technology & infrastructure. The selection emphasizes companies with strong market positions, financial stability, and strategic importance within the nuclear value chain. By covering supply, generation, and innovation, the approach aims to capture both stability and long-term growth potential. This diversified framework reduces reliance on any single segment of the sector.

 

Risks Before Investing in nuclear energy stocks

  • Strict regulation and political uncertainty can delay projects and raise costs

  • High upfront capital requirements and long construction timelines

  • SMR technology still unproven at commercial scale

  • Volatile uranium prices and geopolitical supply risks

 

Conclusion

As we move through 2026, the nuclear energy sector is one of the most compelling spaces for long-term investment. Backed by an unprecedented wave of government support, rising clean energy demand, and crucial technological advances in SMRs.

Nuclear energy stocks offer a potent blend of growth potential and defensive stability. For investors who remain informed and act strategically, this evolving market presents timely opportunities to invest in a vital component of the world's energy future.

Summarize with AI

Ready for the Next Trading Step?

Open an account and get started.

no-risk
Calculator Icon
Trading Calculator

Calculate lot sizes and risk.

Converter Icon
Currency Converter

Convert currencies in real-time.

Glossary Icon
Trading Glossary

Learn key trading terms and concepts.

Start Your Journey Icon
Start Your Journey

Leverage your insights and take the next step in your trading journey with an XS trading account.

FAQs

The leading companies are Cameco Corporation which leads uranium production globally and Constellation Energy is a major nuclear power generation company.

The investment potential in nuclear power remains strong because of increasing demand for clean energy and government backing yet regulatory obstacles create potential risks.

GE Vernova and NuScale Power join Cameco and Constellation Energy as leaders through their advancements in nuclear infrastructure and small modular reactors

The United States maintains its position as the biggest consumer of nuclear energy among all nations while France and China follow as the second and third largest consumers.

Commonwealth Fusion Systems together with TAE Technologies and General Fusion represent the top nuclear fusion companies which develop breakthrough fusion energy technology.

Yes, Warren Buffett has invested in nuclear energy with TerraPower and supports nuclear projects like the Natrium reactor and the IAEA’s nuclear fuel bank.

Share this blog:
Itsariya Doungnet

Itsariya Doungnet

Technical Financial Writer

Itsariya Doungnet brings hands-on experience in trading and investing across financial markets. As a Technical Financial Writer at XS.com, she develops clear, structured content grounded in technical analysis and investment knowledge, making complex market concepts easier to understand for a broad audience.

Risk Warning Icon

This written/visual material is comprised of personal opinions and ideas and may not reflect those of the Company. The content should not be construed as containing any type of investment advice and/or a solicitation for any transactions. It does not imply an obligation to purchase investment services, nor does it guarantee or predict future performance. XS, its affiliates, agents, directors, officers or employees do not guarantee the accuracy, validity, timeliness or completeness of any information or data made available and assume no liability for any loss arising from any investment based on the same. Our platform may not offer all the products or services mentioned.

scroll top