Short interest in iShares Global 100 ETF (ARCA:IOO) increased during the last reporting period, rising from 335.77K to 396.60K. This put -% of the company's publicly available shares short.

Based on the recent average volume of 109.12K shares traded per day, it would take 3.63 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.