Historical annual and monthly returns for NRG Energy (NRG).
For NRG Energy (NRG), the strongest completed calendar year was 2017, when the stock returned 133.7%, while its weakest was 2015, with a return of -55.0%. Across the 22 completed calendar years from 2004 through 2025, its average annual return was 22.5% and its compounded annual return was 14.4%. NRG posted positive returns in 15 of those 22 years (68%). In 2025, the latest completed year, it returned 78.9%. In 2026 year to date, NRG has returned -36.4%.
Returns are calculated from the adjusted daily closing prices for NRG Energy (NRG). Annual returns measure the percentage change between the final available trading prices of consecutive calendar years. Monthly returns use the corresponding month-end observations. Adjusted prices account for stock splits and distributions when supplied by the market-data provider. Results are nominal and are not adjusted for inflation.
