NRG Energy Inc.
NRG | NYSE
$103.28
-$0.38 (-0.37%)
At close: Sep 21, 2026, 4:00 PM ET
$103.53
+$0.25 (+0.24%)
After-hours:
Sep 21, 2026, 6:26 PM ET
Market Cap History History
Annual Market Cap Change Annual Change
| Date | Market Cap | Change | % Change |
|---|---|---|---|
| Sep 17, 2026 | $21.66B | -$9.38B | -30.23% |
| Dec 25, 2025 | $31.05B | $12.02B | +63.13% |
| Dec 26, 2024 | $19.03B | $7.14B | +60.07% |
| Dec 28, 2023 | $11.89B | $4.41B | +59.02% |
| Dec 29, 2022 | $7.48B | -$3.02B | -28.79% |
| Dec 30, 2021 | $10.5B | $1.41B | +15.56% |
| Dec 30, 2020 | $9.09B | -$877.32M | -8.80% |
| Dec 26, 2019 | $9.96B | -$1.58B | -13.71% |
| Dec 27, 2018 | $11.55B | $2.52B | +27.90% |
| Dec 28, 2017 | $9.03B | $5.15B | +133.04% |
| Dec 29, 2016 | $3.87B | $178.38M | +4.83% |
| Dec 30, 2015 | $3.7B | -$5.73B | -60.81% |
| Dec 25, 2014 | $9.43B | $195.63M | +2.12% |
| Dec 26, 2013 | $9.23B | $4.08B | +79.29% |
| Dec 27, 2012 | $5.15B | $801.72M | +18.44% |
| Dec 29, 2011 | $4.35B | -$458.04M | -9.53% |
| Dec 30, 2010 | $4.81B | -$930.39M | -16.22% |
| Dec 30, 2009 | $5.74B | $668.28M | +13.18% |
| Dec 25, 2008 | $5.07B | -$5.26B | -50.92% |
| Dec 27, 2007 | $10.33B | $2.71B | +35.60% |
| Dec 28, 2006 | $7.62B | n/a | n/a |
Add to Watchlist
Select watchlists to add or remove NRG