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Compare · NRG vs PAM

NRG vs PAM

Side-by-side comparison of NRG Energy Inc. (NRG) and Pampa Energia S.A. (PAM): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both NRG and PAM operate in Electric Utilities: Central (Utilities), so they compete in similar markets.
  • NRG is the larger of the two at $29.31B, about 6.4x PAM ($4.61B).
  • Over the past year, NRG is down 9.4% and PAM is up 16.4% - PAM leads by 25.9 points.
  • NRG has been more active in the news (14 items in the past 4 weeks vs 3 for PAM).
  • NRG has more recent analyst coverage (25 ratings vs 10 for PAM).
PerformanceNRG-9.45%PAM+16.45%
2025-06-23+0.00%2026-06-23
MetricNRGPAM
Company
NRG Energy Inc.
Pampa Energia S.A.
Price
$137.64-0.86%
$82.27-2.82%
Market cap
$29.31B
$4.61B
1M return
+0.55%
+0.41%
1Y return
-9.45%
+16.45%
Industry
Electric Utilities: Central
Electric Utilities: Central
Exchange
NYSE
NYSE
IPO
News (4w)
14
3
Recent ratings
25
10
NRG

NRG Energy Inc.

NRG Energy, Inc., together with its subsidiaries, operates as an integrated power company in the United States. It operates through Texas, East, and West. The company is involved in the producing, selling, and delivering electricity and related products and services to 3.6 million residential, industrial, and commercial consumers. It generates electricity using natural gas, coal, oil, solar, nuclear, and battery storage. The company also provides system power, distributed generation, renewable products, backup generation, storage and distributed solar, demand response, energy efficiency, advisory, and on-site energy solutions; and carbon management and specialty services. In addition, it trades in electric power, natural gas, and related commodities; environmental products; weather products; and financial products, including forwards, futures, options, and swaps. Further, the company procures fuels; provides transportation services; and directly sells energy, services, and products and services to retail customers under the NRG, Reliant, Green Mountain Energy, Stream, XOOM Energy, and other brand names. As of December 31, 2020, it owns power generation portfolio with approximately 23,000 megawatts of capacity at 33 plants. NRG Energy, Inc. was founded in 1989 and is headquartered in Princeton, New Jersey.

PAM

Pampa Energia S.A.

Pampa Energía S.A., an integrated power company, engages in the generation and transmission of electricity in Argentina. It operates through Electricity Generation, Oil and Gas, Petrochemicals, and Holding and Other Business segments. The company generates electricity through combined thermal generation plants, open-cycle gas turbines, and hydroelectric power generation systems, as well as through a wind farm. It has an installed electricity generation capacity of approximately 4,955 megawatts; and 21,090 kilometers of high voltage electricity transmission network in Argentina. The company is also involved in the exploration and production of oil and gas. In addition, it offers petrochemicals, such as styrene, synthetic rubber, and polystyrene. As of December 31, 2020, the company had approximately 13.526 thousands of barrels of oil and LNG, as well as 21.790 millions of cubic meters of natural gas; owned a refinery with an installed capacity of approximately 25.8 thousand barrels per day; and operated a network of 91 gas stations. The company was formerly known as Pampa Holding S.A. and changed its name to Pampa Energía S.A. in September 2008. Pampa Energía S.A. was incorporated in 1945 and is based in Buenos Aires, Argentina.

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