144 0001981001 XXXXXXXX LIVE 0001326380 GameStop Corp. 001-32637 625 Westport Parkway Grapevine TX 76051 817-424-2000 Mark Haymond Robinson Officer Common Morgan Stanley Smith Barney LLC 1 New York Plaza 38th Floor New York NY 10004 7296 177000.96 504500990 10/01/2026 NYSE Common 10/01/2026 Restricted stock units vested under an Issuer S8 registered plan. Sale represents shares sold to cover withholding taxes in connection with the vesting of restricted stock units. This sale does not represent a discretionary trade by the Reporting Person. Issuer N 18237 10/01/2026 Employee Stock Award N Mark H. Robinson 625 Westport Parkway Grapevine TX 76051 Common 07/06/2026 3957 89511.3 Mark H. Robinson 625 Westport Parkway Grapevine TX 76051 Common 07/01/2026 7083 158517.54 Sale on 07/01/2026 represents shares sold to cover withholding taxes in connection with the vesting of restricted stock units. 10/01/2026 /s/ Mark Robinson