Exhibit 99.1 Red Rock Resorts Announces First Quarter 2025 Results • Net revenues were 497.9millionforthefirstquarterof2025,anincreaseof1.89.0 million, from 488.9millioninthesameperiodof2024.•Netincomewas86.0 million for the first quarter of 2025, an increase of 9.7%, or 7.6million,from78.4 million in the same period of 2024. • Adjusted EBITDA(1) was 215.1millionforthefirstquarterof2025,anincreaseof2.85.9 million, from $209.1 million in the same perio ...