Short interest in Ribbon Communications Inc (NASDAQ:RBBN) increased during the last reporting period, rising from 3.54M to 3.90M. This put 4.22% of the company's publicly available shares short.

Based on the recent average volume of 1.52M shares traded per day, it would take 2.56 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.