Optical Cable's 15-minute chart triggers bearish signal with Bollinger Bands Expanding Downward.

According to the 15-minute chart for Optical Cable, the Bollinger Bands are currently expanding downward, indicating a bearish trend. The presence of a Bearish Marubozu on November 7, 2025 at 10:30 further reinforces this conclusion, as it suggests that sellers are dominating the market and bearish momentum is likely to persist.