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Compare · AEP vs CIG

AEP vs CIG

Side-by-side comparison of American Electric Power Company Inc. (AEP) and Comp En De Mn Cemig (CIG): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both AEP and CIG operate in Electric Utilities: Central (Utilities), so they compete in similar markets.
  • AEP is the larger of the two at $44.74B, about 11.6x CIG ($3.84B).
  • Over the past year, AEP is up 25.9% and CIG is up 37.1% - CIG leads by 11.3 points.
  • CIG has been more active in the news (4 items in the past 4 weeks vs 3 for AEP).
  • AEP has more recent analyst coverage (25 ratings vs 6 for CIG).
PerformanceAEP+25.85%CIG+37.14%
2025-04-28+0.00%2026-04-24
MetricAEPCIG
Company
American Electric Power Company Inc.
Comp En De Mn Cemig
Price
$134.69-0.31%
$2.58-1.34%
Market cap
$44.74B
$3.84B
1M return
+5.00%
+7.71%
1Y return
+25.85%
+37.14%
Industry
Electric Utilities: Central
Electric Utilities: Central
Exchange
NYSE
NYSE
IPO
News (4w)
3
4
Recent ratings
25
6
AEP

American Electric Power Company Inc.

American Electric Power Company, Inc., an electric public utility holding company, engages in the generation, transmission, and distribution of electricity for sale to retail and wholesale customers in the United States. It operates through Vertically Integrated Utilities, Transmission and Distribution Utilities, AEP Transmission Holdco, and Generation & Marketing segments. The company generates electricity using coal and lignite, natural gas, nuclear, and hydroelectric, as well as solar, wind, and other energy sources. It also supplies and markets electric power at wholesale to other electric utility companies, rural electric cooperatives, municipalities, and other market participants. The company owns, leases, or controls approximately 3,016 railcars, 411 barges, 6 towboats, and a coal handling terminal with approximately 18 million tons of annual capacity. American Electric Power Company, Inc. was incorporated in 1906 and is headquartered in Columbus, Ohio.

CIG

Comp En De Mn Cemig

Companhia Energética de Minas Gerais, through its subsidiaries, engages in the generation, transmission, distribution, and sale of energy in Brazil. As of December 31, 2020, the company operated 89 hydroelectric, wind, and solar plants with an installed capacity of 6,000 MW; 339,086 miles of distribution lines; and as of January 27, 2021, it operated 4,374 miles of transmission lines. It is also involved in the acquisition, transportation, and distribution of gas and its sub products and derivatives; provision of cloud solution, IT infrastructure, IT management, and cybersecurity services; provision of technology systems and systems for operational management of public service concessions; sale and trading of energy; provision of telecommunications services; and distributed generation, account services, cogeneration, energy efficiency, and supply and storage management activities. The company was incorporated in 1952 and is headquartered in Belo Horizonte, Brazil.