Groupon's 15-Minute Chart Displays Bollinger Bands Narrowing and Bearish Marubozu.

Groupon's 15-minute chart has recently exhibited a narrowing of Bollinger Bands and a bearish Marubozu formation on January 21st, 2026 at 2:15 PM. This suggests that the magnitude of stock price fluctuations is decreasing, indicating that sellers are in control of the market, and a continuation of bearish momentum is likely.