144 0002122649 XXXXXXXX LIVE 0001315098 Roblox Corp 001-39763 3150 SOUTH DELAWARE STREET SAN MATEO CA 94403 (888) 858-2569 BUCKLEY SEAN JACK Officer Common Charles Schwab & Co., Inc.

3000 Schwab Way Westlake TX 76262

4321 167136.00 669992988 08/24/2026 NYSE Common 08/20/2026 Restricted Stock Lapse ROBLOX CORP N 4321 08/20/2026 Equity Compensation N SEAN JACK BUCKLEY

3150 SOUTH DELAWARE STREET SAN MATEO CA 94403

Roblox Corp 08/20/2026 5607 212900.00 08/24/2026 11/03/2025 SEAN JACK BUCKLEY