As of December 2025 Roblox has a market cap of โน5.151 Trillion. This makes Roblox the world's 405th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.
On Dec 24th, 2025 the market cap of Roblox was reported to be: