Short interest in Rockwell Medical Inc (NASDAQ:RMTI) increased during the last reporting period, rising from 383.99K to 734.28K. This put 1.9% of the company's publicly available shares short.

Based on the recent average volume of 386.69K shares traded per day, it would take 1.9 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.