Investor Presentaiton

Asset Fleet Details (not including Energy Harbor fleet) 1 Asset Location ISO Technology Primary Fuel Ennis Ennis, TX ERCOT CCGT Gas Net Capacity (MW)' 366 Forney Forney, TX ERCOT CCGT Gas 1,912 Hays San Marcos, TX ERCOT CCGT Gas 1,047 Lamar Paris, TX ERCOT CCGT Gas 1,076 Midlothian Midlothian, TX ERCOT CCGT Gas 1,596 Odessa Odessa, TX ERCOT CCGT Gas 1,054 Wise Poolville, TX ERCOT CCGT Gas 787 DeCordova Granbury, TX ERCOT CT Gas 260 Morgan Creek Colorado City, TX ERCOT Gas 390 Permian Basin Monahans, TX ERCOT CT Gas 325 Graham Lake Hubbard Graham, TX ERCOT ST Gas 630 Dallas, TX ERCOT ST Gas 921 Stryker Creek Rusk, TX ERCOT ST Gas 685 Trinidad Trinidad, TX ERCOT ST Gas 244 Martin Lake Tatum, TX ERCOT ST Coal 2,250 Oak Grove Franklin, TX ERCOT ST Coal 1,600 VISTRA ZORO Comanche Peak Glen Rose, TX ERCOT Nuclear Nuclear 2,400 VISTRA Brightside Live Oak County, TX ERCOT Solar Solar 50 VISTRA ZARO Emerald Grove Crane County, TX ERCOT VISTRA Upton 2 Upton County, TX VISTRA DeCordova Granbury, TX ERCOT ERCOT Solar Solar/Battery Battery Solar 108 Solar/Battery 190 Battery 260 TOTAL TEXAS 18,151 Baldwin Baldwin, IL MISO ST Newton Newton, IL MISO ST Kincaid Kincaid, IL PJM Miami Fort 7 & 8 Coleto Creek North Bend, OH Goliad, TX PJM ERCOT ST Ե Ե Ե Ե Ե Coal 1,185 Coal 615 ST Coal 1,108 ST Coal 1,020 Coal 650 TOTAL SUNSET 4,578 Approximate net generation capacity, actual net generation capacity may vary based on a number of factors including ambient temperature. Vistra Investor Presentation/June 2023 VISTRA 42

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