Short interest in CareDx Inc (NASDAQ:CDNA) increased during the last reporting period, rising from 5.83M to 6.30M. This put 12.4% of the company's publicly available shares short.

Based on the recent average volume of 1.00M shares traded per day, it would take 6.29 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.