Nuclear Energy: Defensive Strength Meets a New Growth Cycle
ANDRIEVSKII.CH | October 8, 2026
Utilities have traditionally occupied a conservative corner of the equity market, offering investors relatively predictable cash flows during periods of economic uncertainty. Today, however, the rapid expansion of artificial intelligence, data centres and the digital economy is reshaping the sector's investment profile. An industry long associated with stability is increasingly acquiring the characteristics of a structural growth opportunity.
Against this backdrop, two American companies stand out: Constellation Energy Corporation (NASDAQ: CEG) and Vistra Corp. (NYSE: VST). Both have been at the centre of developments that have provided a significant catalyst for the US nuclear power sector. Their agreements with major technology corporations, combined with new federal initiatives, offer a fresh perspective on the long-term economic potential of existing energy infrastructure.
Constellation Energy: Technology Giants Turn to Nuclear Power
On September 30, 2026, Constellation Energy, the largest nuclear power plant operator in the United States, announced a 20-year agreement with Amazon covering 690 MW of nuclear electricity from its Calvert Cliffs facility in Maryland. The contract provides the economic foundation for more than $3 billion of investment by Constellation, including the modernisation of the existing plant and an expected increase of approximately 190 MW in generating capacity between 2030 and 2032. A separate agreement will also see Constellation supply electricity to Amazon's operations across 13 states within the PJM electricity market.
Just days later, on October 6, Constellation announced another major partnership, this time with Google. The programme involves more than $4.3 billion of investment to modernise 11 existing nuclear generating units across Illinois, Pennsylvania and New Jersey, potentially adding approximately 890 MW of capacity. Google also entered into a separate 15-year agreement covering 2,700 MW of electricity supply within the PJM market.
The significance of these agreements extends well beyond their immediate financial terms. The world's largest technology companies are no longer content simply to purchase electricity. Their long-term commitments are helping establish the economic foundations for investment in the generating infrastructure on which their future growth will depend.
Artificial intelligence requires enormous computing capacity, which depends on reliable, uninterrupted electricity supplies. Nuclear power plants can provide consistent baseload generation regardless of weather conditions, making them an important component of the energy infrastructure supporting large data centres. For Constellation, such agreements offer greater visibility over future revenues and stronger economic incentives to extend the operating lives of existing reactors.
Vistra: Private-Sector Demand Meets Government Support
Vistra Corp. is one of America's largest competitive electricity generators and retail energy providers. The company operates a diversified portfolio spanning nuclear, natural gas, coal, solar power and battery storage, combining traditional generation with exposure to the structural expansion of electricity demand.
On October 5, 2026, the US Department of Energy announced a conditional loan commitment of up to $4.2 billion to support the modernisation of Vistra's Beaver Valley nuclear plant in Pennsylvania and its Davis-Besse and Perry facilities in Ohio. The programme is expected to add approximately 433 MW of generating capacity, preserve nearly 4 GW of existing nuclear generation and support the operation of these facilities for an additional 20 years beyond their current licences, subject to the necessary approvals.
Although the financing remains conditional upon technical, legal and financial requirements, the initiative illustrates the growing importance of nuclear energy within America's strategic energy policy.
Vistra's commercial position was further reinforced by agreements announced with Meta on January 9, 2026. The 20-year contracts cover 2,609 MW of nuclear generating capacity, including 433 MW of additional output expected from planned upgrades.
Together, these developments point towards a new framework in which the interests of technology companies, electricity producers and government increasingly converge. Private-sector customers provide long-term demand, energy operators contribute the necessary infrastructure, while government financing helps preserve and expand strategically important generating capacity.
Nuclear power is gradually evolving from a traditional utility business into a critical component of America's technological and economic competitiveness.
Market Corrections: The Question of Valuation
For all the significance of these structural developments, valuation remains essential. Even a high-quality business with compelling growth prospects does not necessarily represent an attractive investment at any price.
At the close of trading on October 7, 2026, Constellation Energy shares stood at $299.59, approximately 27.4% below their 52-week high of $412.70. Vistra shares traded at $166.72, representing a decline of approximately 23.2% from their 52-week peak of $217.10.
Despite rebounds following the latest corporate announcements, both companies continue to trade well below their previous market highs.
A correction does not automatically imply undervaluation. Market valuations already incorporate considerable expectations of future growth, while major infrastructure projects require capital, time and regulatory approvals. Nevertheless, long-term agreements with leading technology corporations and government support could materially influence how investors assess the future earnings potential of existing nuclear generating assets.
The question is not simply whether share prices may recover in the short term, but whether the market has fully recognised the long-term economic importance of existing generating capacity.
ANDRIEVSKII VERDICT
When Private Capital and Government Interests Converge
Borrowing a mathematical metaphor in the spirit of the distinguished Russian physicist and science communicator Sergey Kapitsa, the developments unfolding in nuclear energy might be described as an X-squared equation.
On one side, Amazon, Google and Meta are entering into long-term agreements that provide the economic foundation for substantial investment in energy infrastructure. On the other stands the US government, increasingly recognising nuclear generation as a strategic national asset and supporting its modernisation through financial commitments.
Private-Sector Demand × Government Support = A Potentially Powerful Long-Term Investment Catalyst.
And then comes a little dessert for investors. Despite the latest positive developments and the recovery in their share prices, Constellation Energy and Vistra remain approximately 27% and 23% below their respective 52-week highs.
This does not automatically make either stock inexpensive. However, the combination of tangible generating assets, growing electricity demand, multi-year commercial agreements and government support provides a different perspective on the relationship between current market valuations and the long-term potential of these businesses.
Utilities have traditionally offered investors defensive characteristics. Nuclear generation is now adding a structural growth dimension.
Disclaimer: This publication is provided for informational purposes only and does not constitute personalised investment advice or a recommendation to buy or sell securities. Investments in financial instruments involve risks, including the potential loss of capital.
Aleksei Andrievskii | Advisory Board Member, Bendura Bank AG | Liechtenstein