Compare · DUK vs SO

DUK vs SO

Side-by-side comparison of Duke Energy Corporation (Holding Company) (DUK) and Southern Company (SO): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both companies sit in the Utilities sector. DUK focuses on Power Generation, while SO focuses on Electric Utilities: Central.
  • SO is the larger of the two at $109.25B, about 1.1x DUK ($100.40B).
  • Over the past year, DUK is up 4.4% and SO is up 1.2% - DUK leads by 3.1 points.
  • DUK has been more active in the news (11 items in the past 4 weeks vs 6 for SO).
  • Both have 25 recent analyst ratings on file.
PerformanceDUK+4.36%SO+1.21%
2025-11-12+0.00%2026-11-12
MetricDUKSO
Company
Duke Energy Corporation (Holding Company)
Southern Company
Price
-
-
Market cap
$100.40B
$109.25B
1M return
+8.09%
+4.07%
1Y return
+4.36%
+1.21%
Industry
Power Generation
Electric Utilities: Central
Exchange
NYSE
NYSE
IPO
News (4w)
11
6
Recent ratings
25
25
DUK

Duke Energy Corporation (Holding Company)

Duke Energy Corporation, together with its subsidiaries, operates as an energy company in the United States. It operates through three segments: Electric Utilities and Infrastructure, Gas Utilities and Infrastructure, and Commercial Renewables. The Electric Utilities and Infrastructure segment generates, transmits, distributes, and sells electricity in the Carolinas, Florida, and the Midwest; and uses coal, hydroelectric, natural gas, oil, renewable sources, and nuclear fuel to generate electricity. It also engages in the wholesale of electricity to municipalities, electric cooperative utilities, and load-serving entities. This segment serves approximately 7.9 million retail electric customers in 6 states in the Southeast and Midwest regions of the United States covering a service territory of approximately 91,000 square miles; and owns approximately 50,807 megawatts (MW) of generation capacity. The Gas Utilities and Infrastructure segment distributes natural gas to residential, commercial, industrial, and power generation natural gas customers; and owns, operates, and invests in pipeline transmission and natural gas storage facilities. It has approximately 1.6 million customers, including 1.1 million customers in North Carolina, South Carolina, and Tennessee, as well as 541,000 customers in southwestern Ohio and northern Kentucky. The Commercial Renewables segment acquires, owns, develops, builds, and operates wind and solar renewable generation projects, including nonregulated renewable energy and energy storage services to utilities, electric cooperatives, municipalities, and commercial and industrial customers. It has 21 wind, 150 solar, and 2 battery storage facilities, as well as 11 fuel cell locations with a capacity of 2,282 MW across 19 states. The company was formerly known as Duke Energy Holding Corp. and changed its name to Duke Energy Corporation in April 2005. The company was incorporated in 2005 and is headquartered in Charlotte, North Carolina.

SO

Southern Company

The Southern Company, through its subsidiaries, engages in the generation, transmission, and distribution of electricity. It operates in four segments: Gas Distribution Operations, Gas Pipeline Investments, Wholesale Gas Services, and Gas Marketing Services. The company also constructs, acquires, owns, and manages power generation assets, including renewable energy and battery energy storage projects and sells electricity in the wholesale market; and distributes natural gas in Illinois, Georgia, Virginia, and Tennessee, as well as provides gas marketing services, wholesale gas services, and gas pipeline investments operations. It owns and/or operates 30 hydroelectric generating stations, 24 fossil fuel generating stations, 3 nuclear generating stations, 13 combined cycle/cogeneration stations, 44 solar facilities, 13 wind facilities, 1 fuel cell facility, and 1 battery storage facility; and constructs, operates, and maintains 75,924 miles of natural gas pipelines and 14 storage facilities with total capacity of 157 Bcf to provide natural gas to residential, commercial, and industrial customers. The company serves approximately 8.6 million electric and gas utility customers. It also provides products and services in the areas of energy efficiency, and utility infrastructure. In addition, the company offers digital wireless communications and fiber optics services. The Southern Company was incorporated in 1945 and is headquartered in Atlanta, Georgia.

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