Short interest in ACADIA Pharmaceuticals Inc (NASDAQ:ACAD) increased during the last reporting period, rising from 11.33M to 11.51M. This put 9.38% of the company's publicly available shares short.

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

Based on the recent average volume of 1.96M shares traded per day, it would take 5.88 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.