Roblox Results Presentation Deck

Personnel Costs excl. Stock-Based Compensation by Department ($ in thousands, unaudited) Infrastructure and Trust & Safety Research and Development General and Administrative Sales and Marketing Total Personnel Costs excl. Stock-Based Compensation 27 3 Months ended 2020 to 3/31/2021 3/31/2020 3/31/2019 2021 $10,711 56,076 14,164 8,599 $89,550 $6,376 26,822 5,819 3,605 $42,622 $3,563 17,312 4,286 2,831 $ 27,993 68% 109% YOY % 143% 138% 110% ROBLOX Q1 2021 2019 to 2021 CAGR 73% 80% 82% 74% 79%

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