Hindenburg Research disclosed a short position in Roblox on Tuesday, alleging that the gaming platform popular among young children inflated metrics including user numbers and engagement.

Hindenburg Research released a report on the gaming giant Roblox Corporation, alleging that the company has inflated its key metrics for Wall Street.

Hindenburg Research accused Roblox of inflating user metrics, leading to a 9% drop in shares. The firm misrepresented engagement levels, the short seller said.