Fidelity Low Duration Bond ETF (FLDB) is an exchange-traded fund in the Ultrashort Bond category. It has $428.23M in assets, an expense ratio of 0.20% and a 4.12% dividend yield. The fund will normally invest at least 80% of assets in investment-grade debt securities (those of medium and high quality) of all types and repurchase agreements for those securities. Normally maintaining a duration of 1 year or less.