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Constellation Energy (CEG) Q2 FY26 earnings call: guidance and Q&A

Earnings call· Jun 2026 (Q2 FY26)· Utilities· Aug 6, 2026

Source: earnings call transcript

Executive summary

Constellation Energy Q2 FY26 — Guidance Raised on Strong Performance and Nuclear Deals

Constellation Energy reported a strong second quarter, driven by commercial performance and the Calpine acquisition, leading to an upward revision of its full-year adjusted operating earnings guidance. The company made significant progress on regulatory clarity in PJM, securing new long-term nuclear contracts, and advancing the Crane restart. Capital allocation remains focused on accretive share repurchases, with a substantial portion of the authorization already deployed.

Highlights

5
  • Delivered Q2 adjusted operating earnings of $2.55 per share, up $0.64 year-over-year.

  • Raised full-year adjusted operating earnings guidance range by $0.50 to $11.50-$12.50 per share.

  • Signed approximately 920 megawatts of long-term nuclear deals with an average duration of 18.5 years.

  • Deployed approximately $2.2 billion toward opportunistic share repurchases year-to-date.

  • NRC approved Crane new fuel licensing amendment, clearing the path for its return to service in H2 2027.

Concerns

3
  • Higher planned nuclear refueling outage days reduced the Q2 capacity factor by 1.8% compared to Q2 FY25.

  • Timing of Illinois ZEC revenue recognition was $85 million this quarter compared to $200 million last year, though with no impact to full-year results.

  • ERCOT market remains soft due to battery storage arriving on the grid earlier than new load, impacting power prices.

Guidance & targets

CategoryTargetConfidence
Full-year Adjusted Operating Earnings
$11.50 to $12.50 per share
high materiality
High
2029 Capital Allocation Sensitivity Range
$0.20 per share to greater than $0.75 per share
medium materiality
High
2030 PTC strike price
$50.88 per megawatt hour
medium materiality
High
Base earnings growth
double-digit base earnings growth
high materiality
High

CEG operating KPIs by quarter

CEG operating KPIs stated on its earnings calls, by fiscal quarter
KPI Jun 2025 Q2 FY25 Sep 2025 Q3 FY25This call Jun 2026 Q2 FY26Change vs prior quarter
Nuclear fleet capacity factor —
96.8% During the third quarter, they once again hit that mark with a fleet-wide capacity factor of 96.8%. Source: earnings call transcript
93% Our nuclear fleet delivered a 93% capacity factor and generated 40 terawatt hours of reliable, low-carbon electricity while completing 6 planned refueling outages. Source: earnings call transcript
-3.8 pt
Power dispatch match Natural Gas
98.3% Our renewables and natural gas fleets were also ahead of plan for the quarter with renewable energy capture at 96.1% and power dispatch match 98.3%. Source: earnings call transcript
95.5% Our renewable and natural gas fleets performed near plan during the quarter, with renewable energy capture at 96.8% and power dispatch match at 95.5%. Source: earnings call transcript
—-2.8 pt

Operating figures the company stated on at least two of the calls shown, checked against each call's transcript. Click a figure to read the sentence. A dash means it was not stated that quarter.

Orderbook & backlog

PJM Reliability Backstop Procurement (RBP) target 6.8 GW Q2 FY26

Target for central procurement; bilateral matchmaking process underway to pair customers with new supply and reduce this amount.

Deals & partnerships

LS Power Sale of Brazos Valley Energy Center $860 million

The sale price of $860 million implies about $1,420 per kW. This divestiture follows a competitive process, indicating strong market recognition of the long-term value of gas-fired assets.

Walmart Nuclear power purchase agreement

Represents Walmart's first nuclear power purchase agreement and the first transaction of its kind for a major retailer. It reflects a growing recognition that achieving ambitious decarbonization goals requires access to around-the-clock carbon-free generation.

Multiple investment-grade customers Long-term nuclear deals 920 MW 18.5 years average

These contracts are consistent with Constellation's view of long-term value for its nuclear fleet and contribute to roughly 30% of its clean baseload output being under long-term agreements.

Capital programs

Crane restart underway

NRC approved the Crane new fuel licensing amendment request, clearing the path for the receipt of new fuel. FERC granted waiver request to transfer capacity injection rights from Eddystone facility to Crane.

Ginna and Nine Mile Point 1 license renewals underway

Benefit:Extended operational life

Subsequent license renewal applications filed, made possible by New York ZEC program extension. Advances strategy to preserve critical assets for New York and America.

Risks & headwinds

PJM regulatory uncertainty for large load interconnection Ongoing, but progress being made

N/A

Mitigation:FERC is pushing PJM for clarity and speed; PJM has released proposals for RBP and IRAS; bilateral matchmaking process is underway. Management expects rule clarity in Q1-Q2 FY27 for co-location.

ERCOT market softness Current

N/A

Mitigation:Anticipated due to battery storage arriving before new load. Management expects the market to tighten as data centers are built and come online, leading to equilibrium.

Opposition to data centers (moratoriums) Current

N/A

Mitigation:Management emphasizes earning public support by focusing on community benefits like jobs, tax base, and community contribution, drawing parallels with successful nuclear plant operations.

EPA 50-hour annual limit for backup generators at data centers Ongoing

N/A

Mitigation:Constellation and other stakeholders are urging EPA to clarify that any curtailments ultimately directed by FERC tariffs should be excluded from this limit, which could unlock optionality for data economy customers and preserve reliability.

What to watch in Q3 FY26

PJM RBP auction results

by year-end
Current Bilateral matchmaking underway
Target Auction results expected

Why it matters

Will determine the amount of capacity centrally procured and impact market dynamics for large loads, influencing future contracting strategies.

PJM has proposed conducting the procurement auction this fall with results expected by year-end.

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Q&A highlights

Can you provide more details on the new 920 MW long-term nuclear deals, specifically on pricing, term, customer type (hyperscaler vs. C&I), and if it's incremental to Walmart?

Management stated the deals are consistent with their view of long-term value for the nuclear fleet and that they will adhere to customer confidentiality regarding specific details. They noted it's one of many opportunities in the market.

“But Nick, it is consistent with our view of long-term value for the nuclear fleet. And I think this is one of many opportunities we're continuing to see in the market.”

asked by Nicholas Campanella · answered by Joseph Dominguez

3 min read 7 chapters

Detailed narrative

Strong Q2 Performance and Guidance Raise

Constellation delivered strong second-quarter GAAP earnings of $1.42 per share and adjusted operating earnings of $2.55 per share, a $0.64 increase year-over-year. This performance, driven by Calpine accretion, higher PJM capacity prices, and commercial optimization, led to a $0.50 increase in the midpoint of the full-year adjusted operating earnings guidance range to $11.50-$12.50 per share.

The nuclear fleet achieved a 93% capacity factor, generating 40 TWh of low-carbon electricity despite elevated planned refueling outages.

Progress on PJM Regulatory Clarity and Large Load Interconnection

Significant progress has been made in PJM, prompted by FERC, to provide clarity for large load interconnections. FERC ordered RTOs to justify existing tariffs or propose revisions and pushed for faster resolution on co-located solutions. PJM released proposals for the Reliability Backstop Procurement (RBP) and Interim Resource Adequacy Service (IRAS), with a clear target of 6.8 GW for the RBP auction expected this fall.

These developments are giving customers greater confidence to evaluate long-term solutions and contracting activities.

Long-Term Nuclear Contracts and Market Appeal

The company signed approximately 920 megawatts of long-term nuclear deals with investment-grade customers, having an average duration of 18.5 years. These contracts recognize the premium value of clean, reliable nuclear energy. This brings the total contracted clean baseload output under long-term agreements to roughly 30%.

A notable deal was with Walmart, marking their first nuclear power purchase agreement and highlighting the growing recognition among corporate customers for around-the-clock carbon-free generation.

Crane Restart and Nuclear License Renewals

Important progress was made on the Crane restart, with the NRC approving the new fuel licensing amendment request, clearing the path for fuel receipt and a return to service in the second half of 2027. FERC also granted a waiver to transfer capacity injection rights from Eddystone to Crane, which is expected to resolve transmission contingencies.

Additionally, subsequent license renewal applications were filed for Ginna and Nine Mile Point 1, extending the lives of these clean energy centers through 2050 and beyond, supported by New York's ZEC program.

Calpine Integration and Brazos Valley Divestiture

Integration with Calpine is progressing well, with teams identifying value creation opportunities. An agreement was reached with LS Power to sell the Brazos Valley Energy Center for $860 million, or about $1,420 per kW. This sale will satisfy the final DOJ requirement tied to the Calpine acquisition. The high interest in the asset, despite ERCOT market softness, underscores the long-term value of efficient gas fleets.

Capital Allocation and Share Repurchases

Constellation continues to execute its disciplined capital allocation strategy, deploying approximately $2.2 billion toward accretive share repurchases year-to-date. This has contributed to earnings upside, and the company plans to opportunistically deploy the remaining $2.8 billion of available authorization. The 2030 PTC strike price was also updated to $50.88 per MWh, reflecting inflation adjustments and supporting the goal of double-digit base earnings growth into the 2030s.

Addressing Data Center Concerns and Community Value

The company emphasized its focus on community values, drawing parallels between public support for nuclear plants and data centers. Management believes that by demonstrating trust through job creation, tax base contributions, and community investment, public support can be earned for 21st-century data economy infrastructure.

Efforts are also underway to urge EPA to clarify rules for backup generators, which could unlock optionality for data centers and reduce energy costs.

Summary of the company's earnings call; see how call summaries are prepared. Not investment advice.