Constellation Energy stock posts Q3 earnings gain, lifts 2026 outlook

Constellation Energy reported its third-quarter 2026 results on Monday, November 9, with the period ending September 30. In the company announcement carried by Financial Times Markets Data, Constellation said GAAP net income attributable to common shareholders rose to 1.835 billion US dollars, or 5.19 US dollars per diluted share, from 930 million US dollars, or 2.97 US dollars per share, a year earlier.

Adjusted operating earnings, a non-GAAP measure, increased to 1.792 billion US dollars, or 5.06 US dollars per share, from 952 million US dollars, or 3.04 US dollars per share. The company attributed the result primarily to favorable market and portfolio conditions and the addition of Calpine, partly offset by unfavorable interest effects and its nuclear production tax credit portfolio.

Guidance moves higher

Constellation raised the midpoint and narrowed its full-year adjusted operating earnings guidance to 12.50 to 12.80 US dollars per share. Chief Financial Officer Shane Smith said the result enabled the company to raise the midpoint for the second time this year. The guidance is a non-GAAP measure and is not directly comparable with GAAP net income.

The company also reported operating revenue of 9.550 billion US dollars, compared with 6.570 billion US dollars in the third quarter of 2025. Operating income reached 2.492 billion US dollars, versus 1.086 billion US dollars a year earlier. Net interest expense rose to 217 million US dollars from 134 million US dollars, while the average diluted share count increased to 354 million from 313 million.

Nuclear expansion shapes strategy

Constellation agreed to acquire the 609-megawatt Rhode Island State Energy Center from Shell Energy North America for 715 million US dollars, subject to regulatory approvals and customary closing conditions. The natural gas-fired combined-cycle plant would expand the company’s merchant generation portfolio in the ISO New England market.

Long-term agreements are also intended to support nuclear investment. A 20-year, 690-megawatt power purchase agreement with Amazon is linked to more than 3 billion US dollars of investment at the Calvert Cliffs Clean Energy Center, including a planned 190-megawatt capacity expansion. A 20-year agreement with Google is linked to more than 4.3 billion US dollars of investment across 11 nuclear units and about 890 megawatts of incremental generation capacity, with the first uprate expected in 2028.

Constellation also signed a conditional Department of Energy loan commitment for up to 5.0 billion US dollars to support nuclear uprates. The commitment remains subject to a loan agreement. In addition, its first Peak+ transaction covers 270 megawatts of energy, capacity and nuclear attributes over 20 years beginning in 2028.

Stock context for investors

Constellation Energy stock traded at 226.58 euros on Lang & Schwarz at 13:48 CET on Monday, November 9, 2026. Investors will weigh the stronger earnings base and higher outlook against execution risks from the Calpine integration, planned nuclear uprates, regulatory approvals and the conditional nature of the DOE financing.

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