144 0001834988 XXXXXXXX LIVE 0001315098 Roblox Corp 001-39763 3150 SOUTH DELAWARE STREET SAN MATEO CA 94403 (888) 858-2569 Lee Anthony P Director Common Fidelity Brokerage Services LLC

245 Summer Street Boston MA 02110

59000 4717480.70 629990658 01/02/2026 NYSE Common 01/13/2025 Fund Distribution Altos Ventures N 59000 01/13/2025 n/a N Anthony Patrick Lee

970 PARK PLACE San Mateo CA 94403

Common Stock 11/04/2025 66000 6913500.00 Anthony Patrick Lee

970 PARK PLACE, San Mateo CA 94403

Common Stock 12/01/2025 66000 6107824.80 Anthony Patrick Lee

970 PARK PLACE San Mateo CA 94403

Common Stock 10/01/2025 66000 8997938.40 50,740 shares are being sold from THE FALLEN LEAF REVOCABLE TRUST U/A 8/13/20. 4,130 shares are being sold from THE FALLEN LEAF NG TRUST FBO Catherine Tyler Lee. 4,130 shares are being sold from THE FALLEN LEAF NG TRUST FBO James Patrick Lee. 01/02/2026 11/15/2024 /s/ Audrey Skillern as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Anthony P Lee