144 0000940434 XXXXXXXX LIVE 0000906553 BOYD GAMING CORP 001-12882 6465 SOUTH RAINBOW BOULEVARD LAS VEGAS NV 89118 7027927200 BOYD WILLIAM S Director 10% Stockholder Common Stock LPL Finanacial

1055 LPL Way Fort Mill SC 29715

24519 2108089.58 80000000 02/11/2026 NYSE Common Stock 02/28/2024 Awarded as an RSU Boyd Gaming N 8708 02/28/2024 N/A Common Stock 12/16/2024 Awarded as an RSU Boyd Gaming N 7011 12/16/2024 N/A Common Stock 12/18/2023 Awarded as an RSU Boyd Gaming N 8800 12/18/2023 N/A Y 02/26/2026 William S Boyd