Southern (SO) stock price is $93.80, up 0.15% on the day, as of Nov 11, 2026. It has a market cap of $109.04Bn and a P/E ratio of 21.71, and is classified in the Regulated Electric Utilities industry (Utilities sector).
Enterprise Value
Margins
P/FCF
Key Stats
Market Cap109.04 Bn
P/E21.71
FCF (Yr)-2.94 Bn
ROA (Yr)2.77
EV to EBIT13.19
Net Income (Yr)4.34 Bn
Enterprise Value101.70 Bn
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About
Southern Company is a holding company that owns all of the outstanding common stock of three traditional electric operating companies, Southern Power Company, and Southern Company Gas. It provides integrated electric and natural gas services to customers across the southeastern United States and beyond. The company operates a diverse portfolio of utility and energy businesses focused on generation, transmission, distribution, and marketing of electricity and natural gas.
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Southern Company is a holding company that owns all of the outstanding common stock of three traditional electric operating companies, Southern Power Company, and Southern Company Gas. It provides integrated electric and natural gas services to customers across the southeastern United States and beyond. The company operates a diverse portfolio of utility and energy businesses focused on generation, transmission, distribution, and marketing of electricity and natural gas.
Southern Company generates revenue primarily through the retail sale of electricity to residential, commercial, and industrial customers by its traditional electric operating companies. It also earns income from the wholesale sale of electricity at market-based rates by Southern Power Company. Southern Company Gas generates revenue from the distribution of natural gas to residential, commercial, and industrial customers in Illinois, Georgia, Virginia, and Tennessee, as well as from gas pipeline investments, gas marketing services, and other complementary energy services.
The company operates through the following segments: Traditional Electric Operating Companies, Southern Power Company, and Southern Company Gas.
Traditional Electric Operating Companies: This segment includes Alabama Power, Georgia Power, and Mississippi Power, which are vertically integrated utilities providing electric service to retail and wholesale customers in Alabama, Georgia, and southeastern Mississippi. These companies own generation, transmission, and distribution facilities and participate in the Southern Company power pool for coordinated operations. Alabama Power serves retail customers in approximately 400 cities and towns including Birmingham, Mobile, and Montgomery, while Georgia Power serves over 530 cities and towns including Atlanta, Augusta, and Savannah, and Mississippi Power serves 123 communities in southeastern Mississippi including Biloxi, Gulfport, and Hattiesburg.
Southern Power Company: This segment develops, constructs, acquires, owns, operates, and manages power generation assets, including battery energy storage projects, and sells electricity at market-based rates in the wholesale market. Southern Power seeks opportunities through acquisitions, dispositions, new facility development, and power purchase agreements with investor-owned utilities, independent power producers, municipalities, electric cooperatives, and commercial and industrial customers. Its business activities are regulated by the Federal Energy Regulatory Commission and are not subject to traditional state utility regulation.
Southern Company Gas: This segment is an energy services holding company whose primary business is the distribution of natural gas through utilities in Illinois, Georgia, Virginia, and Tennessee. It operates approximately 77,900 miles of natural gas pipelines and 14 storage facilities with a total capacity of 157 Bcf to serve about 4.4 million customers. Southern Company Gas also engages in gas pipeline investments, such as its 50% interest in SNG and the Dalton Pipeline, and gas marketing services through SouthStar, which serves approximately 677,000 natural gas commodity customers.
Southern Company holds a strong position in the utility industry as one of the largest energy providers in the southeastern United States. Its traditional electric operating companies compete with other regional utilities and alternative energy providers, while Southern Power competes in the wholesale electricity market with independent power producers and investor-owned utilities. Southern Company Gas faces competition from electric utilities, fuel oil, and propane providers in its service territories, but maintains a competitive advantage through its regulated natural gas distribution infrastructure and integrated energy services platform.
The company serves a diverse customer base including approximately 4.6 million retail electric customers across its traditional electric operating companies and 4.4 million natural gas customers through Southern Company Gas. Specific customer names are not disclosed in the filing, but the company provides service to residential households, commercial businesses, industrial facilities, and municipal and cooperative entities in its operating territories. Southern Power sells electricity to wholesale customers including investor-owned utilities, independent power producers, municipalities, electric cooperatives, and commercial and industrial clients across various U. S. utility markets.
Sector:UtilitiesSector rationaleThe company's primary revenue comes from its traditional electric operating companies (Alabama Power, Georgia Power, Mississippi Power) and Southern Company Gas, which provide regulated retail electricity and natural gas distribution to millions of residential and commercial customers. A secondary sector of Energy is justified because Southern Power Company operates as an independent power producer selling electricity at market-based rates and the company engages in gas pipeline investments and gas marketing services through SouthStar.Industries:+1 moreRegulated Electric UtilitiesRegulated Electric UtilitiesPrimarySouthern Company operates three vertically integrated utilities (Alabama Power, Georgia Power, and Mississippi Power) that provide electric service to approximately 4.6 million retail customers under regulated tariffs.Regulated Gas UtilitiesRegulated Gas UtilitiesSecondaryThe Southern Company Gas segment operates regulated natural gas distribution networks serving about 4.4 million customers in Illinois, Georgia, Virginia, and Tennessee.Independent Power ProducersIndependent Power ProducersSecondarySouthern Power Company develops and operates power generation assets and sells electricity at market-based rates to wholesale customers, including other utilities and industrial clients.Classified using BQ-MICSCIK: 0000092122
Bull & bear
Investment Thesis
▲ Bull case
Southern Company’s execution on contracted large load growth is demonstrably ahead of prior expectations, with 1.9 gigawatts of new high-credit-quality hyperscaler agreements signed in just the last two months of Q1 FY26, pushing total contracted large load to over 11 gigawatts across Alabama, Georgia, and Mississippi, and with a prospective pipeline now exceeding 75 gigawatts—up 2 gigawatts from last quarter—indicating accelerating momentum that management is actively converting into late-stage discussions for another 12 gigawatts of contracted load through the mid-2030s, half of which (~6 gigawatts) are expected to finalize in the near term, creating a durable, multi-decade revenue stream that supports long-term capital deployment without diluting existing customer rates due to the full-cost-recovery structure of these bilateral agreements.
The recently announced $26.5 billion in Department of Energy loan guarantees for Alabama and Georgia operations represent a transformative, underappreciated capital structure advantage: over their ~30-year term, these low-cost financings are projected to generate $7 billion in cumulative customer savings while significantly reducing Southern Company’s reliance on traditional debt markets, thereby enhancing financial flexibility, preserving equity for strategic growth investments like the Southern Power gas turbine upgrades ($700 million incremental CapEx through 2029–2031), and supporting the company’s path to 17% FFO to debt by 2029 without requiring premature equity raises, all while insulating the balance sheet from interest rate volatility in a rising-rate environment.
Regulatory constructive outcomes are materially exceeding expectations, as evidenced by the Georgia Power stipulated agreement with PIA Staff that will deliver approximately $4.04 per month in savings for the typical residential customer starting in June—nearly $50 annually and $285 million in annualized system-wide savings—achieved not through rate cuts alone but by lengthening recovery periods and leveraging additional production tax credits, a strategy that validates the company’s ability to turn regulatory proceedings into customer-affordability wins while simultaneously maintaining base rate stability in Alabama through 2029 and Georgia through 2028, reinforcing the durability of its rate-freeze commitments and creating headroom for future reinvestment without customer pushback.
Southern Power’s ongoing gas fleet upgrade initiatives—specifically the 400 megawatts of natural gas turbine uprates already in late-stage negotiation and slated for construction commencement in 2026, with an additional 300 megawatts under evaluation—represent a low-risk, high-conviction capital recycling opportunity: these brownfield projects leverage existing transmission and interconnection infrastructure, avoid merchant risk by securing contracts with creditworthy load-serving entities prior to build, and are expected to add approximately $700 million to the capital plan over the next several years with a 40% equity component, directly supporting the 17% FFO to debt target while enhancing fleet flexibility and efficiency to serve growing dispatchable demand from data centers and industrial customers without requiring new greenfield development.
The company’s vertically integrated model and long-standing regulatory relationships are proving to be a structural moat in the current supply-constrained environment, as management explicitly cited ongoing, deep relationships with OEMs, turbine suppliers, and building trades organizations—honed during Vogtle construction where peak labor reached 10,000 workers—as a key advantage in navigating tight labor and equipment markets, ensuring that Southern Company can maintain project timelines and cost discipline for its 10 gigawatt approved new generation portfolio (including battery storage and combustion turbines slated for 2026–2027 online dates) and future RFP-driven investments (2–6 gigawatts of dispatchable resources targeting 2032–2033 service) without the delays and cost overruns plaguing less integrated peers.
Southern Company’s execution on contracted large load growth is demonstrably ahead of prior expectations, with 1.9 gigawatts of new high-credit-quality hyperscaler agreements signed in just the last two months of Q1 FY26, pushing total contracted large load to over 11 gigawatts across Alabama, Georgia, and Mississippi, and with a prospective pipeline now exceeding 75 gigawatts—up 2 gigawatts from last quarter—indicating accelerating momentum that management is actively converting into late-stage discussions for another 12 gigawatts of contracted load through the mid-2030s, half of which (~6 gigawatts) are expected to finalize in the near term, creating a durable, multi-decade revenue stream that supports long-term capital deployment without diluting existing customer rates due to the full-cost-recovery structure of these bilateral agreements.
The recently announced $26.5 billion in Department of Energy loan guarantees for Alabama and Georgia operations represent a transformative, underappreciated capital structure advantage: over their ~30-year term, these low-cost financings are projected to generate $7 billion in cumulative customer savings while significantly reducing Southern Company’s reliance on traditional debt markets, thereby enhancing financial flexibility, preserving equity for strategic growth investments like the Southern Power gas turbine upgrades ($700 million incremental CapEx through 2029–2031), and supporting the company’s path to 17% FFO to debt by 2029 without requiring premature equity raises, all while insulating the balance sheet from interest rate volatility in a rising-rate environment.
Regulatory constructive outcomes are materially exceeding expectations, as evidenced by the Georgia Power stipulated agreement with PIA Staff that will deliver approximately $4.04 per month in savings for the typical residential customer starting in June—nearly $50 annually and $285 million in annualized system-wide savings—achieved not through rate cuts alone but by lengthening recovery periods and leveraging additional production tax credits, a strategy that validates the company’s ability to turn regulatory proceedings into customer-affordability wins while simultaneously maintaining base rate stability in Alabama through 2029 and Georgia through 2028, reinforcing the durability of its rate-freeze commitments and creating headroom for future reinvestment without customer pushback.
Southern Power’s ongoing gas fleet upgrade initiatives—specifically the 400 megawatts of natural gas turbine uprates already in late-stage negotiation and slated for construction commencement in 2026, with an additional 300 megawatts under evaluation—represent a low-risk, high-conviction capital recycling opportunity: these brownfield projects leverage existing transmission and interconnection infrastructure, avoid merchant risk by securing contracts with creditworthy load-serving entities prior to build, and are expected to add approximately $700 million to the capital plan over the next several years with a 40% equity component, directly supporting the 17% FFO to debt target while enhancing fleet flexibility and efficiency to serve growing dispatchable demand from data centers and industrial customers without requiring new greenfield development.
The company’s vertically integrated model and long-standing regulatory relationships are proving to be a structural moat in the current supply-constrained environment, as management explicitly cited ongoing, deep relationships with OEMs, turbine suppliers, and building trades organizations—honed during Vogtle construction where peak labor reached 10,000 workers—as a key advantage in navigating tight labor and equipment markets, ensuring that Southern Company can maintain project timelines and cost discipline for its 10 gigawatt approved new generation portfolio (including battery storage and combustion turbines slated for 2026–2027 online dates) and future RFP-driven investments (2–6 gigawatts of dispatchable resources targeting 2032–2033 service) without the delays and cost overruns plaguing less integrated peers.
Despite management’s optimistic framing of large load growth, the company remains heavily dependent on the continued execution of bilateral contracts with hyperscalers and large manufacturers, a model that carries concealed execution risk: while contracts are structured to recover full incremental costs via minimum bills, there is no disclosure of what happens if customer ramp rates fall short of projections—a scenario that could leave Southern Company exposed to under-recovered fixed costs if demand growth slows, particularly given the prospective pipeline of 75 gigawatts includes significant speculative early-stage interest that may not convert to firm commitments, and the recent churn in Georgia Power’s 4Q 2025 large load report (noted by Jefferies analyst) suggests geographic volatility in demand that management attributes to timing but could reflect deeper saturation or shifting hyperscaler site-selection patterns.
The $26.5 billion in DOE loan guarantees, while presented as a savings driver, introduces material contingent liabilities and long-term financial rigidity: these loans are tied to specific projects in Alabama and Georgia with ~30-year terms, meaning Southern Company is locking into decades of debt service obligations that could become burdensome if interest rates decline significantly over the term or if regulatory treatment of the associated assets changes, and the $7 billion in projected customer savings relies on optimistic assumptions about fuel cost avoidance and production tax credit utilization that may not materialize if renewable integration lags or if fuel prices remain structurally low, ultimately reducing the net benefit to the company’s financial flexibility compared to market alternatives.
Regulatory achievements like the Georgia customer savings agreement are potentially transient and politically vulnerable: the $4.04 monthly residential savings are contingent on PSC approval later in May 2026 and stem from a negotiated stipulation that lengthens recovery periods for fuel and storm costs—effectively deferring expense recognition rather than reducing underlying costs—and while management cites Georgia Power’s historical 15% below-national-average rates, this advantage is increasingly under pressure from rapid population influx and rising distribution infrastructure costs tied to serving new growth, with no clear explanation of how the company will sustain affordability metrics if load growth outpaces grid modernization investments or if future storm frequency increases due to climate trends, threatening the durability of the rate-stability narrative.
Southern Power’s gas turbine upgrade strategy, while framed as low-risk, may be locking in capital to a fading asset class: the $700 million in incremental CapEx for 400 MW of uprates (2029–2031) and potential additional 300 MW assumes sustained demand for natural gas-fired generation, yet the company’s own RFP processes for 2032–2033 dispatchable resources explicitly include renewables and battery storage as viable alternatives, and with tightening federal emissions regulations, potential carbon pricing mechanisms, and the accelerating cost decline of solar-plus-storage, there is a growing risk that these gas upgrades become stranded or underutilized assets before the end of their economic life, particularly if Southern Company fails to contract the full output with creditworthy counterparties as implied by management’s repeated emphasis on pre-build contracting.
The company’s reliance on a vertically integrated model to mitigate supply chain risks may be overstated: while management highlights relationships with OEMs and labor unions as advantages, the admission that labor market tightness should be expected—and the reference to Vogtle’s peak 10,000-person workforce—reveals underlying vulnerability to wage inflation and labor scarcity, particularly as the company simultaneously pursues multiple large-scale projects (10 GW of new generation by 2030, Southern Power upgrades, and potential RFP-driven builds), and with no discussion of productivity gains or automation investments to offset labor dependence, the scale advantage could be eroded by rising input costs and project delays that disproportionately affect regulated utilities with long-lead-time construction cycles, undermining the predictability of earnings growth.
Despite management’s optimistic framing of large load growth, the company remains heavily dependent on the continued execution of bilateral contracts with hyperscalers and large manufacturers, a model that carries concealed execution risk: while contracts are structured to recover full incremental costs via minimum bills, there is no disclosure of what happens if customer ramp rates fall short of projections—a scenario that could leave Southern Company exposed to under-recovered fixed costs if demand growth slows, particularly given the prospective pipeline of 75 gigawatts includes significant speculative early-stage interest that may not convert to firm commitments, and the recent churn in Georgia Power’s 4Q 2025 large load report (noted by Jefferies analyst) suggests geographic volatility in demand that management attributes to timing but could reflect deeper saturation or shifting hyperscaler site-selection patterns.
The $26.5 billion in DOE loan guarantees, while presented as a savings driver, introduces material contingent liabilities and long-term financial rigidity: these loans are tied to specific projects in Alabama and Georgia with ~30-year terms, meaning Southern Company is locking into decades of debt service obligations that could become burdensome if interest rates decline significantly over the term or if regulatory treatment of the associated assets changes, and the $7 billion in projected customer savings relies on optimistic assumptions about fuel cost avoidance and production tax credit utilization that may not materialize if renewable integration lags or if fuel prices remain structurally low, ultimately reducing the net benefit to the company’s financial flexibility compared to market alternatives.
Regulatory achievements like the Georgia customer savings agreement are potentially transient and politically vulnerable: the $4.04 monthly residential savings are contingent on PSC approval later in May 2026 and stem from a negotiated stipulation that lengthens recovery periods for fuel and storm costs—effectively deferring expense recognition rather than reducing underlying costs—and while management cites Georgia Power’s historical 15% below-national-average rates, this advantage is increasingly under pressure from rapid population influx and rising distribution infrastructure costs tied to serving new growth, with no clear explanation of how the company will sustain affordability metrics if load growth outpaces grid modernization investments or if future storm frequency increases due to climate trends, threatening the durability of the rate-stability narrative.
Southern Power’s gas turbine upgrade strategy, while framed as low-risk, may be locking in capital to a fading asset class: the $700 million in incremental CapEx for 400 MW of uprates (2029–2031) and potential additional 300 MW assumes sustained demand for natural gas-fired generation, yet the company’s own RFP processes for 2032–2033 dispatchable resources explicitly include renewables and battery storage as viable alternatives, and with tightening federal emissions regulations, potential carbon pricing mechanisms, and the accelerating cost decline of solar-plus-storage, there is a growing risk that these gas upgrades become stranded or underutilized assets before the end of their economic life, particularly if Southern Company fails to contract the full output with creditworthy counterparties as implied by management’s repeated emphasis on pre-build contracting.
The company’s reliance on a vertically integrated model to mitigate supply chain risks may be overstated: while management highlights relationships with OEMs and labor unions as advantages, the admission that labor market tightness should be expected—and the reference to Vogtle’s peak 10,000-person workforce—reveals underlying vulnerability to wage inflation and labor scarcity, particularly as the company simultaneously pursues multiple large-scale projects (10 GW of new generation by 2030, Southern Power upgrades, and potential RFP-driven builds), and with no discussion of productivity gains or automation investments to offset labor dependence, the scale advantage could be eroded by rising input costs and project delays that disproportionately affect regulated utilities with long-lead-time construction cycles, undermining the predictability of earnings growth.