The stock is tracking for its first daily loss since it began trading last Thursday. It peaked at $49.90 during the four-day period.
The stock was down 10.9% to $43.48 at 10:16 a.m.
Earnings season is far from over, Cramer says, and the Fed chief gives a major speech Friday.
With the help of camera rigs such as Nokia's Ozo, the amount of content being created for VR headsets is rising quickly.