Short interest in Arch Therapeutics Inc (OTC:ARTH) decreased during the last reporting period, falling from 13.22K to 12.37K. This put 0.28% of the company's publicly available shares short.

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

Based on the recent average volume of 9.01K shares traded per day, it would take 1.37 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.