X0306 4 2022-11-01 0001013871 NRG ENERGY, INC. NRG 0001662519 Killinger Elizabeth R 804 CARNEGIE CENTER PRINCETON NJ 08540 1 Exec VP, NRG Home Common Stock, par value $.01 per share 2022-11-01 4 A 0 185.0000 0 A 113895.0000 D Represents dividend equivalent rights accrued on the Reporting Person's deferred stock units, which become exercisable proportionately with the deferred stock units to which they relate and may only be settled in NRG common stock. Each dividend equivalent right is the economic equivalent of one share of NRG common stock. Reflects a de minimus adjustment of 33 to securities beneficially owned following reported transaction as a result of rounding fractional shares. Includes 1,278 dividend equivalent rights. Also includes 82 shares acquired under NRG Energy, Inc.'s Employee Stock Purchase Plan since the Reporting Person's last filing date. Christine Zoino, by Power of Attorney 2022-11-03