Short interest in Under Armour Inc (NYSE:UAA) decreased during the last reporting period, falling from 32.78M to 30.26M. This put 16.05% of the company's publicly available shares short.

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

Based on the recent average volume of 9.99M shares traded per day, it would take 3.03 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.