As of December 2025 Roblox has a market cap of NZ$99.88 Billion. This makes Roblox the world's 397th 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 19th, 2025 the market cap of Roblox was reported to be: