CareDx's 15-minute chart shows Bollinger Bands expanding downward, bearish marubozu.

In the 15-minute chart for CareDx, there has been a notable trend of Bollinger Bands expanding downward, accompanied by a bearish Marubozu at 02/12/2026 12:15. This indicates that the market is being driven by sellers, with a dominant selling influence and a high probability of continued bearish momentum.