X0508 4 2024-06-05 0001013871 NRG ENERGY, INC. NRG 0001940921 Chung Bruce 804 CARNEGIE CENTER PRINCETON NJ 08540 1 EVP & CFO 0 Common Stock, par value $.01 per share 2024-06-05 4 F 0 1226.0000 0.0000 D 72317.0000 D On June 5, 2023, the Reporting Person was issued 6,975 Restricted Stock Units (RSUs) by NRG Energy, Inc. under NRG Energy, Inc.'s Amended and Restated Long Term Incentive Plan. The Reporting Person elected to satisfy their tax obligation upon the exchange of common stock for RSUs having a value on the date of the exchange equal to the withholding obligation. This form reflects the surrender of 1,226 shares of common stock to satisfy the tax obligation. In connection with the vesting of the RSUs, 74 Dividend Equivalent Rights vested (DERs), resulting in the Reporting Person holding 1,326 DERs in the aggregate. Christine Zoino, by Power of Attorney 2024-06-06