This article was automatically generated by Dow Jones using technology from Automated Insights.

Shares of NRG Energy Inc. rose 9.6% to $88.29 on what proved to be an all-around mixed trading session for the stock market, with the S&P 500 Index rising 0.3% to 7,376.86 and the Dow Jones Industrial Average falling 0.5% to 51,285.73.

The stock's rise snapped a two-day losing streak.

NRG Energy Inc. closed 53.5% short of its 52-week high of $189.96, which the company reached on February 25th.

The stock outperformed some of its peers, as Duke Energy Corp. fell 1.8% to $127.78, Exelon Corp. fell 2.0% to $45.62, and Sempra fell 2.08% to $78.17.

Trading volume totaled 8.7 million, compared to the 50-day average of 3.3 million.

Data source: Dow Jones Market Data, FactSet