144 0001186742 XXXXXXXX LIVE 0000906553 BOYD GAMING CORP 001-12882 6465 SOUTH RAINBOW BOULEVARD LAS VEGAS NV 89118 7027927200 JOHNSON MARIANNE BOYD Chairman of the Board Common Stock LPL Financial

1055 LPL Way Fort Mill SC 29715

12 978.71 72000000 08/24/2026 NYSE Common Stock 02/22/2026 Awarded as an RSU Boyd Gaming N 2429 02/22/2026 N/A Y 08/24/2026 Ma