Signet Jewelers's 15min Chart Triggers Bollinger Bands Expanding Downward, Bearish Marubozu

Based on the 15-minute chart of Signet Jewelers, the Bollinger Bands have been expanding downward, resulting in a bearish Marubozu formation on March 26th at 13:00. This indicates that the market trend is being driven by sellers and that bearish momentum is likely to persist.