Short interest in Summit Therapeutics Inc (NASDAQ:SMMT) decreased during the last reporting period, falling from 21.52M to 20.86M. This put 17.55% of the company's publicly available shares short.

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

Based on the recent average volume of 2.51M shares traded per day, it would take 8.31 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.