Short interest in Generation Bio Co (NASDAQ:GBIO) increased during the last reporting period, rising from 2.16M to 2.30M. This put 5.76% of the company's publicly available shares short.

Short interest for Generation Bio gives investors a sense of the degree to which investors are betting on the decline of Generation Bio's stock. Short interest data is updated every two weeks.

Based on the recent average volume of 510.59K shares traded per day, it would take 4.51 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.