NRG Energy, Inc. (NRG)
NYSE: NRG · Real-Time Price · USD
163.00
-6.36 (-3.76%)
At close: Dec 5, 2025, 4:00 PM EST
163.55
+0.55 (0.34%)
After-hours: Dec 5, 2025, 7:44 PM EST
NRG Energy Market Cap
NRG Energy has a market cap or net worth of $31.24 billion as of December 5, 2025. Its market cap has increased by 62.56% in one year.
Market Cap
31.24B
Enterprise Value
42.62B
1-Year Change
62.56%
Ranking
Category
Stock Price
$163.00
Market Cap Chart
Since March 31, 2004, NRG Energy's market cap has increased from $2.22B to $31.24B, an increase of 1,307.02%. That is a compound annual growth rate of 12.96%.
Market Cap History
| Date | Market Cap | % Change |
|---|---|---|
| Dec 5, 2025 | 31.24B | 70.92% |
| 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% |
View and export this data all the way back to 2004.
Sign Up Today.
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
Full DefinitionRelated Stocks
| Company | Market Cap |
|---|---|
| NextEra Energy | 173.67B |
| Constellation Energy | 115.20B |
| The Southern Company | 96.16B |
| Duke Energy | 91.74B |
| National Grid | 75.69B |
| American Electric Power Company | 62.79B |
| Vistra | 59.66B |
| Sempra | 58.79B |