BOK Financial's 15min chart shows Bollinger Bands expanding downward, bearish Marubozu.

According to BOK Financial's 15-minute chart, the Bollinger Bands have been expanding downward, indicating a bearish Marubozu at 01/28/2026 10:15. This suggests that the market trend is being driven by sellers, who are exerting control over the market, and that bearish momentum is likely to continue.