Exhibit 99.1 Red Rock Resorts Announces First Quarter 2025 Results • Net revenues were $497.9 million for the first quarter of 2025, an increase of 1.8$9.0 million, from $488.9 million in the same period of 2024. • Net income was$86.0 million for the first quarter of 2025, an increase of 9.7%, or $7.6 million, from$78.4 million in the same period of 2024. • Adjusted EBITDA(1) was $215.1 million for the first quarter of 2025, an increase of 2.8$5.9 million, from $209.1 million in the same perio ...