Short interest in Five9 Inc (NASDAQ:FIVN) increased during the last reporting period, rising from 6.18M to 6.67M. This put 11.55% of the company's publicly available shares short.

Based on the recent average volume of 2.28M shares traded per day, it would take 2.92 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.