NRG Energy, Inc. (NRG)
NYSE: NRG · Real-Time Price · USD
107.97
+1.65 (1.55%)
At close: Oct 9, 2026, 4:00 PM EDT
107.95
-0.02 (-0.02%)
After-hours: Oct 9, 2026, 7:57 PM EDT
NRG Energy Market Cap
NRG Energy has a market cap or net worth of $22.7 billion as of October 9, 2026. It is the 1,079th most valuable company in the world and the 440th biggest in the United States. Its market cap has decreased by 29.96% in one year.
Market Cap
22.70B
Enterprise Value
46.00B
1-Year Change
-29.96%
Global Rank
Country Rank
#440 United States
Category
ChartMarket Cap Chart
Since March 31, 2004, NRG Energy's market cap has increased from $2.22B to $22.70B, an increase of 922.32%. That is a compound annual growth rate of 10.86%.
| Date | Market Cap | % Change |
|---|---|---|
| Oct 9, 2026 | 22.70B | -25.63% |
| Dec 31, 2025 | 30.52B | 66.98% |
| Dec 31, 2024 | 18.28B | 56.58% |
| Dec 29, 2023 | 11.67B | 59.22% |
| Dec 30, 2022 | 7.33B | -30.50% |
| Dec 31, 2021 | 10.55B | 15.02% |
| Dec 31, 2020 | 9.17B | -8.30% |
| Dec 31, 2019 | 10.00B | -12.89% |
| Dec 31, 2018 | 11.48B | 27.31% |
| Dec 29, 2017 | 9.02B | 133.19% |
| Dec 30, 2016 | 3.87B | 4.58% |
| Dec 31, 2015 | 3.70B | -59.42% |
| Dec 31, 2014 | 9.11B | -1.90% |
| Dec 31, 2013 | 9.29B | 76.97% |
| Dec 31, 2012 | 5.25B | 25.96% |
| Dec 30, 2011 | 4.17B | -13.73% |
| Dec 31, 2010 | 4.83B | -20.21% |
| Dec 31, 2009 | 6.05B | 11.34% |
| Dec 31, 2008 | 5.44B | -47.43% |
| Dec 31, 2007 | 10.34B | 46.05% |
| Dec 29, 2006 | 7.08B | 86.24% |
| Dec 30, 2005 | 3.80B | 5.47% |
| Dec 31, 2004 | 3.61B | 62.39% |
| Mar 31, 2004 | 2.22B | - |
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Market Capitalization
Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.
Formula: Market Cap = Stock Price * Shares Outstanding
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