Short interest in Fastly Inc (NASDAQ:FSLY) decreased during the last reporting period, falling from 21.19M to 20.58M. This put 15.35% of the company's publicly available shares short.

Based on the recent average volume of 5.60M shares traded per day, it would take 3.67 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.