NRG Energy (NRG) is the best-performing stock of the S&P 500 (^GSPC) so far in 2025. Jefferies US power, utilities, and clean energy research managing director Julien Dumoulin-Smith tells Market ...

NRG Energy NRG1.83%increase; green up pointing triangle, once viewed as a boring retail energy supplier, suddenly is one of America’s hottest stocks. Investors see a power producer expanding ...

NRG Energy NRG0.06%increase; green up pointing triangle, one of the S&P 500’s biggest year-to-date gainers, has volatile earnings due to its large derivatives-trading operation. Late last year ...