Short interest in American Century Ultrashort Income ETF (ARCA:FUSI) increased during the last reporting period, rising from 39.96K to 43.54K. This put -% of the company's publicly available shares short.

Based on the recent average volume of 24.56K shares traded per day, it would take 1.77 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.