Short interest in Halozyme Therapeutics Inc (NASDAQ:HALO) increased during the last reporting period, rising from 14.26M to 14.38M. This put 15.71% of the company's publicly available shares short.

Based on the recent average volume of 1.41M shares traded per day, it would take 10.22 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.