Roblox Corporation RBLX and Take-Two Interactive Software, Inc. TTWO are two prominent players in the gaming industry, but they represent distinctly different approaches to growth and monetization.

(Reuters) -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.

The online video game purveyor is apparently not doing as well as it could in the sale of its in-game currency.