National Healthcare's 15min chart shows Bollinger Bands expanding downward, bearish marubozu.

Based on the 15-minute chart of National Healthcare, the Bollinger Bands are expanding downward, indicating a bearish trend. Furthermore, the presence of a Bearish Marubozu candlestick pattern at 12:15 on March 31, 2026 suggests that sellers are dominating the market, driving the trend downward. As a result, it is likely that the bearish momentum will continue.