144 1607880 XXXXXXXX LIVE 0001315098 Roblox Corporation 001-39763 970 Park Place San Mateo CA 94403 1-888-858-2569 Michael Guthrie Officer Common Goldman Sachs & Co. LLC 200 West Street New York NY 10282 50000 3141000 618997327 02/24/2025 NYSE Common 02/05/2018 Acquired as compensation -- Stock Options Issuer N 50000 02/05/2018 Compensation -- Cashless exercise / same-day sale N Michael Guthrie 970 Park Place San Mateo CA 94403 Common 12/02/2024 30000 1538835 Michael Guthrie 970 Park Place San Mateo CA 94403 Common 12/02/2024 10000 515734 Michael Guthrie 970 Park Place San Mateo CA 94403 Common 12/05/2024 100000 5591780 The sales of shares set forth herein are made in connection with a selling plan dated 11/12/2024, that is intended to comply with Rule 10b5-1(c). 02/24/2025 11/12/2024 Goldman Sachs & Co. LLC on behalf of Michael Guthrie