Fidelity Intermediate Treasury Bond Index Fund (FUAMX) is an open-end mutual fund that seeks to provide investment results corresponding to the total return performance of the Bloomberg U.S. 5-10 Year Treasury Bond Index. The fund normally invests at least 80% of its assets in securities included in the index, using statistical sampling techniques based on duration, maturity, interest rate sensitivity, security structure, and credit quality to replicate index returns with a representative portfolio of fewer securities; it maintains a dollar-weighted average maturity generally between three and 10 years, with holdings consisting primarily of U.S. Treasury notes, such as United States Treasury Notes 1.25% (5.25% portfolio weight), 4.25% (4.56%), 4% (4.14%), 2.875% (4.05%), and 4.375% (4.03%), representing 98.79% in U.S. bonds and 1.21% in cash equivalents. Managed by Fidelity Management & Research Company LLC within the intermediate government bond segment, the fund targets investors seeking high credit quality and moderate interest-rate sensitivity exposure to U.S. Treasury securities.
Launched on October 4, 2017, as the Institutional Premium Class, with certain predecessor returns dating to December 2005, the fund operates from Fidelity Investments' headquarters in Boston, Massachusetts, and is available for sale in the United States with total net assets of approximately $6.96 billion, a net expense ratio of 0.03%, and no front-end or deferred loads. Portfolio management includes Brandon Bettencourt (since May 19, 2014), with recent additions of Mark Lande (October 1, 2024) and Van Eswara (October 1, 2025), reflecting ongoing enhancements to the investment team amid Fidelity's broader strategic expansions in wealth management. The fund features monthly dividend payouts, a turnover ratio of 47%, and pricing daily based on net asset value.