Roblox Corp (NYSE: RBLX) reported 19% YoY growth in Q1 bookings to $923.80M, beating analyst estimates. Adjusted EPS loss of $(0.43) also beat expectations. Stock dropped 28.3% premarket.

Roblox forecast annual bookings below estimates on Thursday, sparking fears that growth at the videogame platform was slowing after years of breakneck progress, sending its shares down 17%.