Roblox Corp. shares are down 3.3% Tuesday after short seller Hindenburg Research alleged that the online gaming company has inflated key metrics.

Key Takeaways Roblox is accused by short seller Hindenburg Research of lying about its user data. The news sent its shares lower on Tuesday. The researchers claim Roblox inflates the number of users and the time they are playing games on the site.

Roblox shares fell about 3.1% in midday trading after short-selling firm Hindenburg Research said in a report Tuesday that the videogame platform has reported inflated user numbers and favored growth over child safety.