X0306 4 2022-06-01 0001013871 NRG ENERGY, INC. NRG 0001759034 Pruner Alexandra 804 CARNEGIE CENTER PRINCETON NJ 08540 1 Common Stock, par value $.01 per share 2022-06-01 4 A 0 4155.0000 0 A 19115.0000 D Common Stock, par value $.01 per share 19115.0000 D Common Stock, par value $.01 per share 64.0000 I By Spouse Represents 4,155 Deferred Stock Units issued to the Reporting Person under NRG Energy, Inc.'s Amended and Restated Long-Term Incentive Plan. Each Deferred Stock Unit is equivalent in value to one share of NRG Energy, Inc.'s Common Stock, par value $.01 per share. The Reporting Person will receive from NRG Energy, Inc. one such share of Common Stock for each Deferred Stock Unit she owns upon termination of her service on NRG Energy, Inc.'s Board of Directors. Includes 897 dividend equivalent rights. Christine Zoino, by Power of Attorney 2022-06-03