8-K: Southern Co. Reports Q4, Full-Year 2025 Earnings

Southern Company announced its fourth-quarter and full-year 2025 earnings, reporting a decrease in GAAP net income but an increase in adjusted earnings per share for both periods.

Summary

• Fourth-quarter 2025 GAAP earnings were $416 million, or $0.38 per share, compared with $534 million, or $0.49 per share, in the fourth quarter of 2024.
• Full-year 2025 GAAP earnings were $4.3 billion, or $3.94 per share, compared with $4.4 billion, or $4.02 per share, in 2024.
• Excluding certain items, fourth-quarter 2025 earnings were $612 million, or $0.55 per share, compared with $544 million, or $0.50 per share, in the fourth quarter of 2024.
• For the full-year 2025, excluding certain items, earnings were $4.7 billion, or $4.30 per share, compared with $4.4 billion, or $4.05 per share, for 2024.
• Fourth-quarter 2025 operating revenues increased by 10.1% to $7.0 billion from $6.3 billion in Q4 2024.
• Full-year 2025 operating revenues increased by 10.6% to $29.6 billion from $26.7 billion in 2024.
• Adjusted earnings drivers for full-year 2025 included higher utility revenues, partially offset by increased non-fuel operations and maintenance expenses, depreciation and amortization, and interest expense.
• Site demobilization efforts for Plant Vogtle Units 3 and 4 were completed during the third quarter 2025, with remaining contractor obligations finalized in the fourth quarter 2025.
• Dismantlement of abandoned gasifier-related assets at the Kemper County energy facility was completed at the end of 2025, with site restoration substantially complete.
• Accelerated depreciation related to the repowering of certain wind facilities at Southern Power Company resulted in pre-tax charges of $116 million ($90 million after tax) in Q4 2025 and $284 million ($221 million after tax) for full-year 2025.
• A loss on extinguishment of debt totaling $123 million ($92 million after tax) in Q4 2025 and $252 million ($189 million after tax) for full-year 2025 was incurred due to the repurchase of certain convertible senior notes.
• An estimated loss of $63 million ($47 million after tax) at Southern Company Gas was recorded due to Nicor Gas capital investment disallowances by the Illinois Commerce Commission.
• A tax benefit totaling $19 million at Southern Company Gas was recognized related to an adjustment to the 2017 Tax Cuts and Jobs Act impact on certain deferred income tax balances.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a mixed report. While adjusted earnings and revenues show growth, the significant decline in GAAP net income and EPS, driven by substantial one-time charges and operational expenses, indicates underlying challenges that temper the positive operational narrative.

Positives

• Full-year 2025 adjusted earnings per share increased to $4.30 from $4.05 in 2024.
• Fourth-quarter 2025 adjusted earnings per share increased to $0.55 from $0.50 in Q4 2024.
• Operating revenues increased by 10.1% in Q4 2025 and 10.6% for the full year 2025, demonstrating strong top-line growth.
• Traditional Electric Operating Companies' net income increased for both Q4 and full-year 2025.
• Georgia Power Company's net income available to common increased by 35.7% in Q4 and 12.1% for the full year.
• Mississippi Power Company's net income available to common increased by 30.8% in Q4 and 8.0% for the full year.
• Completion of Plant Vogtle Units 3 and 4 site demobilization and finalization of remaining contractor obligations.
• Completion of Kemper County energy facility dismantlement and substantial completion of site restoration.
• A $19 million tax benefit was recognized at Southern Company Gas related to an adjustment from the 2017 Tax Cuts and Jobs Act.

Negatives

• GAAP net income decreased by 22.1% in Q4 2025 to $416 million from $534 million in Q4 2024.
• Full-year 2025 GAAP net income decreased by 1.4% to $4.3 billion from $4.4 billion in 2024.
• Basic EPS (as reported) decreased to $0.38 in Q4 2025 from $0.49 in Q4 2024, and to $3.94 for full-year 2025 from $4.02 in 2024.
• Higher non-fuel operations and maintenance expenses, depreciation and amortization, and interest expense partially offset revenue growth.
• Southern Power reported a net loss of $16 million in Q4 2025 and net income of $125 million for full-year 2025, a significant decrease from $64 million and $328 million respectively in 2024.
• Parent Company and Other net income decreased significantly, contributing to the overall GAAP decline.
• A pre-tax loss on extinguishment of debt totaling $252 million ($189 million after tax) was incurred for full-year 2025 due to the repurchase of convertible senior notes.
• Pre-tax accelerated depreciation charges of $284 million ($221 million after tax) were recorded for full-year 2025 related to wind facility repowering.
• An estimated pre-tax loss of $63 million ($47 million after tax) was incurred at Southern Company Gas due to Nicor Gas capital investment disallowances by the Illinois Commerce Commission.

Risks

• Impact of recent and future federal and state legal and regulatory changes, including tax, environmental, and other laws and regulations, as well as changes in application of existing laws, regulations and guidance.
• The extent and timing of costs and legal requirements related to coal combustion residuals.
• Current and future litigation or regulatory investigations, proceedings, or inquiries, including litigation related to the Kemper County energy facility.
• The effects, extent, and timing of the entry of additional competition in the markets, including from the development and deployment of alternative energy sources.
• Variations in demand for electricity and natural gas, including uncertainties related to projected significant growth in electricity demand driven primarily by data centers and other large load customers, and the related requirement for substantial new generation and transmission investments, creating capital access and revenue recovery risks.
• Customer affordability matters.
• Available sources and costs of natural gas and other fuels and commodities.
• The ability to complete necessary or desirable pipeline expansion or infrastructure projects, limits on pipeline capacity, public and policymaker support for such projects, and operational interruptions to natural gas distribution and transmission activities.
• Transmission constraints.
• The ability to control costs and avoid cost and schedule overruns during the development, construction, and operation of facilities or other projects due to challenges such as changes in labor costs, availability, and productivity, contractor management, adverse weather, shortages, delays, increased costs, or inconsistent quality of equipment, materials, and labor, impacts of inflation and trade policies, delays due to judicial or regulatory action, nonperformance under agreements, operational readiness, engineering or design problems, licensing-based compliance matters, start-up activities, operational performance, future epidemic or pandemic health events, public and policymaker support, environmental and geological conditions, interconnection delays, and increased financing costs.
• Legal proceedings and regulatory approvals and actions related to past, ongoing, and proposed construction projects.
• The ability to construct facilities in accordance with permits and licenses, satisfy environmental performance standards and tax credit requirements, and integrate facilities into the system.
• Investment performance of employee and retiree benefit plans and nuclear decommissioning trust funds, and changes in actuarial assumptions.
• Advances in technology, including lowto no-carbon energy and battery energy storage technologies, and the impact of advancing technology on data center and other large load customer demand.
• Performance of counterparties under ongoing renewable energy partnerships and development agreements.
• State and federal rate regulations and the impact of pending and future rate cases and negotiations, including rate actions relating to return on equity, equity ratios, additional generating capacity and transmission facilities, extension of retirement dates for fossil fuel plants, and fuel and other cost recovery mechanisms.
• The ability to successfully operate electric utilities generation, transmission, distribution, and battery energy storage facilities, and natural gas distribution and storage facilities, and the successful performance of necessary corporate functions.
• The inherent risks involved in operating nuclear generating facilities.
• The inherent risks involved in generation, transmission, and distribution of electricity and transportation and storage of natural gas, including accidents, explosions, fires, mechanical problems, discharges or releases of toxic or hazardous substances or gases, and other environmental risks.
• The performance of projects undertaken by the non-utility businesses and the success of efforts to invest in and develop new opportunities.
• Internal restructuring or other restructuring options that may be pursued.
• Potential business strategies, including acquisitions or dispositions of assets or businesses, or interests therein, which cannot be assured to be completed or beneficial.
• The ability of counterparties to make payments as and when due and to perform as required.
• The ability to obtain new shortand long-term contracts with wholesale customers.
• The direct or indirect effect on the business resulting from cyber intrusion or physical attack and the threat of cyber and physical attacks.
• Global and U.S. economic conditions, including impacts from geopolitical conflicts, recession, inflation, changes in trade policies, interest rate fluctuations, and financial market conditions, and the results of financing efforts.
• Prolonged or recurring U.S. federal government shutdowns.
• Access to capital markets and other financing sources.
• Changes in credit ratings.
• The ability of electric utilities to obtain additional generating capacity (or sell excess generating capacity) at competitive prices.
• Catastrophic events such as fires, including wildfires, land movement, earthquakes, explosions, floods, high winds, tornadoes, hurricanes and other storms, solar flares, droughts, future epidemic or pandemic health events, wars, political unrest, or other similar occurrences.
• The direct or indirect effects on the business resulting from incidents affecting the U.S. electric grid, natural gas pipeline infrastructure, or operation of generating or storage resources.
• Impairments of goodwill or long-lived assets.
• The effect of accounting pronouncements issued periodically by standard-setting bodies.

Future Outlook

Southern Company anticipates continued growth in electricity demand, primarily driven by data centers and other large load customers, which will necessitate substantial new generation and transmission investments. The company projects commercial operation dates for its wind facility repowering projects to occur between the third quarter of 2026 and the third quarter of 2027, with remaining pre-tax accelerated depreciation projected to total approximately $490 million in 2026 and $100 million in 2027. The company also notes that similar transaction costs related to debt extinguishment and further charges related to remeasuring of deferred tax assets or Nicor Gas capital investment disallowances may occur in the future, though the amount and timing are uncertain.

Management Comments

• "2025 was another outstanding year for Southern Company, and it was also a transformative one." Chris Womack, Chairman, President and CEO.
• "Southern Company is meeting the growing demand responsibly, while continuing to deliver value and benefits to all of our customers." Chris Womack.
• "Taking a disciplined, all-of-the-above approach is how we will continue to operate our company to serve this projected generational growth in a way that supports rate stability and helps drive long-term savings for our customers." Chris Womack.
• "Our nearly 30,000 employees remain committed to putting customers first, working every day to help keep costs down and provide reliable energy to the communities we are privileged to serve." Chris Womack.

Industry Context

StockSavvy.ai notes that the utility sector is experiencing increasing demand, particularly from data centers, which presents both opportunities for revenue growth and challenges related to capital investment, infrastructure development, and regulatory recovery. Southern Company's focus on a 'disciplined, all-of-the-above approach' aligns with broader industry efforts to balance energy reliability, sustainability, and cost-effectiveness amidst evolving energy landscapes and technological advancements. The company's reported revenue growth reflects this underlying demand, while the significant one-time charges highlight the complexities and costs associated with large-scale infrastructure projects and regulatory environments in the energy sector.

Legal Proceedings

• Current and future litigation or regulatory investigations, proceedings, or inquiries, including litigation related to the Kemper County energy facility.
• Legal proceedings and regulatory approvals and actions related to past, ongoing, and proposed construction projects.

Stakeholder Impact

• Shareholders: Experienced a decline in GAAP EPS but an increase in adjusted EPS, indicating a mixed financial performance. Future earnings could be impacted by ongoing capital investments, regulatory decisions, and potential debt management costs.
• Customers: Management emphasizes a commitment to putting customers first, working to keep costs down, and providing reliable energy, aiming for rate stability and long-term savings amidst growing demand.
• Employees: The company highlights its nearly 30,000 employees' dedication to delivering exceptional service and putting customers first.
• Creditors: The repurchase of convertible senior notes impacts the company's debt structure. Changes in Southern Company's and its subsidiaries' credit ratings are identified as a potential risk.
• Regulators: The Illinois Commerce Commission's disallowances for Nicor Gas capital investments demonstrate ongoing regulatory scrutiny, which can directly impact financial results. Regulatory approvals and actions are critical for construction projects and rate cases.

Next Steps

• Southern Company's financial analyst call will begin at 1 p.m. Eastern Time on February 19, 2026, during which management will discuss earnings and provide a general business update.
• A replay of the webcast of the financial analyst call will be available on investor.southerncompany.com for 12 months.
• Accelerated depreciation related to wind facility repowering will continue until commercial operation dates, projected between the third quarter 2026 and the third quarter 2027.
• Further charges related to the remeasuring of deferred tax assets associated with Plant Vogtle Units 3 and 4 may occur, though the amount and timing are uncertain.
• Similar transaction costs related to extinguishment of debt may occur in the future.
• Further impacts may result from future disposition activities.
• Impairment charges may occur in the future.
• Further charges related to Nicor Gas capital investment disallowances may occur.

Key Dates

Recommendation

While Southern Company demonstrated strong revenue growth and improved adjusted earnings, the significant decline in GAAP net income and EPS, coupled with substantial one-time charges (debt extinguishment, accelerated depreciation, regulatory disallowances), presents a mixed financial picture. The company faces ongoing capital investment needs and regulatory challenges, which could temper future performance despite management's positive outlook on demand growth. A 'hold' recommendation reflects the balance between operational strengths and these notable financial headwinds and risks.

Keywords

Southern Company, Earnings Report, Utility, Energy, Q4 2025, Full-Year 2025, Financial Results, GAAP, Adjusted Earnings, Operating Revenues, EPS, Plant Vogtle, Wind Repowering, Debt Extinguishment, Nicor Gas, Regulatory Disallowances, Power Generation, Natural Gas Distribution