Greif B's 15min chart triggers Bollinger Bands narrowing, bearish marubozu signal

Based on the 15-minute chart for Greif B, the recent trading activity has resulted in a narrowing of Bollinger Bands, accompanied by a bearish Marubozu pattern at 12:15 PM on 04/12/2025. This indicates a decrease in the magnitude of stock price fluctuations, suggesting that sellers are exerting control over the market and that bearish momentum is likely to persist.