X0609 4 2026-09-01 0001653653 Red Rock Resorts, Inc. RRR 0001708624 Welch Jeffrey T false C/O RED ROCK RESORTS, INC. 1505 SOUTH PAVILION CENTER DRIVE LAS VEGAS NV 89135 false true false false EVP and Chief Legal Officer false CLASS A COMMON STOCK 2026-09-01 4 S false 9000 55.876 D 342307 D The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $55.45 to $56.11, inclusive. The reporting person undertakes to provide to Red Rock Resorts, Inc., any security holder of Red Rock Resorts, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this Footnote 1. /s/ Jeffrey T. Welch 2026-09-02