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Compare · NRG vs TAC

NRG vs TAC

Side-by-side comparison of NRG Energy Inc. (NRG) and TransAlta Corporation (TAC): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both NRG and TAC operate in Electric Utilities: Central (Utilities), so they compete in similar markets.
  • NRG is the larger of the two at $33.78B, about 9.0x TAC ($3.75B).
  • Over the past year, NRG is up 29.1% and TAC is up 42.0% - TAC leads by 12.8 points.
  • NRG has been more active in the news (28 items in the past 4 weeks vs 7 for TAC).
  • NRG has more recent analyst coverage (25 ratings vs 12 for TAC).
PerformanceNRG+29.13%TAC+41.96%
2025-05-06+0.00%2026-05-06
MetricNRGTAC
Company
NRG Energy Inc.
TransAlta Corporation
Price
$151.09-4.01%
$12.84+1.78%
Market cap
$33.78B
$3.75B
1M return
-1.37%
-5.31%
1Y return
+29.13%
+41.96%
Industry
Electric Utilities: Central
Electric Utilities: Central
Exchange
NYSE
NYSE
IPO
News (4w)
28
7
Recent ratings
25
12
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.

TAC

TransAlta Corporation

TransAlta Corporation owns, operates, and develops a diverse fleet of electrical power generation assets in Canada, the United States, and Australia. It operates through six segments: Hydro, Wind and Solar, North American Gas, Australian Gas, Alberta Thermal, and Centralia. The company owns and operates hydro, wind and solar, natural gas-fired, and coal-fired facilities. It also engages in wholesale trading of electricity and other energy-related commodities and derivatives; and related mining operations and natural gas pipeline operations. The company serves municipalities, medium and large industries, businesses, and utility customers. TransAlta Corporation was founded in 1909 and is headquartered in Calgary, Canada.

Latest NRG

Latest TAC