Roblox Results Presentation Deck

Personnel Costs excl. Stock-Based Compensation ($ in millions, unaudited) Year over year growth % Headcount % of Revenue % of Bookings² ROBLOX $42.6 52% 1Q20 ~700 26% 17% $49.4 58% 2Q20 -800 25% 10% $54.8 56% 3Q20 ~900 22% 11% $66.9 73% 4Q20 ~1000 22% 10% $89.5 110% 1Q21 ~1200 23% 14% (1) $93.7 90% 2Q21 ~1300 21% 14% $102.8 87% 3Q21 ~1500 20% 16% $120.9 81% 4Q21 ~1600 21% 16% $126.7 42% 1Q22 ~1700 24% 20% $143.9 53% 2Q22 ~1900 24% 22% $160.3 $160.0 56% 3Q22 31% 32% -2100 ~2100 23% 4Q22 28% 18% $188.1 48% 1Q23 ~2300 29% 24% Q1 2023 ¹1Q21 expenses includes roughly $13.0 million in employer taxes associated with transactions performed in connection with our Direct Listing. Excluding this item, Personnel expenses excl. Stock-Based Compensation would be $76.5 million for the period (80% year on year). ²Bookings is a non-GAAP financial measure that we believe is useful in evaluating our performance and is presented for supplemental information purposes only and should not be considered in isolation from, or as a substitute for, financial information presented in accordance with GAAP. For further information, please refer to reconciliation slides within the presentation and our annual and quarterly SEC filings. 12

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