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.
Some reports have surfaced that tweets about United Airlines' latest controversy are being removed.
Shares of GoPro were gaining by 4.66% to $9.10 on strong trading volume Tuesday afternoon.