Nuveen Ultra Short Income ETF (NUSB) is an exchange-traded fund in the Ultrashort Bond category. It has $158.82M in assets, an expense ratio of 0.17% and a 4.18% dividend yield. The fund is an actively managed exchange-traded fund (“ETF”) that seeks to pursue its investment objective by investing, under normal market conditions, at least 80% of the sum of its net assets and the amount of any borrowings for investment purposes in income producing fixed income securities.