Fidelity Sustainability Bond Index Fund Fonds

The fund normally invests at least 80% of the fund's assets in bonds included in the Bloomberg Barclays MSCI U.S. Aggregate ESG Choice Bond Index, which is composed of U.S. dollar denominated, investment-grade fixed-rate debt issues, including government, corporate, asset-backed, and mortgage-backed securities, and follows the rules of the Bloomberg Barclays U.S. Aggregate Bond Index.