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- Regulators granted early approval for the restart of the Three Mile Island nuclear plant, supporting long-term power contracts with data center customers.
- Constellation Energy completed its acquisition of Calpine, creating the largest power producer in the United States.
- The combined developments reshape Constellation Energy's role in supplying reliable, carbon-free electricity to power-hungry sectors.
For investors watching Constellation Energy (NasdaqGS:CEG), these updates arrive as the stock trades around $274.06, with a 3 year return of 209.5%. Over the past week, the shares are up 8.0%, while returns over the past month and year are down 4.1% and 9.6% respectively. The year to date move is down 25.2%.
The early regulatory approval at Three Mile Island and the completed Calpine deal shift the focus from past valuation and capital raising stories to operational scale and contracted demand. Together, they place Constellation Energy at the center of growing interest in dependable, lower carbon power, particularly from data centers that require long duration, around the clock electricity supply.
Stay updated on the most important news stories for Constellation Energy by adding it to your watchlist or portfolio. Alternatively, explore our Community to discover new perspectives on Constellation Energy.
NasdaqGS:CEG Earnings & Revenue Growth as at Jun 2026
Quick Assessment
- ✅ Price vs Analyst Target: At US$274.06, Constellation Energy trades about 24% below the US$360.00 analyst target.
- ✅ Simply Wall St Valuation: Shares are flagged as undervalued, trading 43.4% below the platform's estimated fair value.
- ❌ Recent Momentum: The stock is down 4.1% over the past 30 days despite the Three Mile Island progress and Calpine deal closing.
There's only one way to know the right time to buy, sell or hold Constellation Energy. Head to Simply Wall St's company report for the latest analysis of Constellation Energy's Fair Value.
Key Considerations
- 📊 The Three Mile Island restart and Calpine acquisition increase Constellation Energy's scale and nuclear footprint, which ties directly to long term contracted demand from data centers.
- 📊 Watch how management executes on integrating Calpine, nuclear restart timelines, and any updates to long duration power contract volumes and pricing.
- ⚠️ The company carries a high level of debt and has had large one off items in its results, so monitor leverage, interest costs, and any non recurring adjustments closely.
Dig Deeper
For the full picture including more risks and rewards, check out the complete Constellation Energy analysis. Alternatively, you can check out the community page for Constellation Energy to see how other investors believe this latest news will impact the company's narrative.
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.
Companies discussed in this article includeCEG.
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