Short interest in Pulmatrix Inc (NASDAQ:PULM) increased during the last reporting period, rising from 6.52K to 7.05K. This put 0.2% of the company's publicly available shares short.

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

Based on the recent average volume of 12.68K shares traded per day, it would take 1 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.