Supplement to the
Fidelity® Series International Developed Markets Bond Index Fund
March 1, 2025
Prospectus
 
The following information supplements information found in the "Fund Summary" section under the "Portfolio Manager(s)" heading.
Van Eswara (Co-Portfolio Manager) has managed the fund since 2025.
The following information supplements the biographical information found in the "Fund Management" section under the "Portfolio Manager(s)" heading.
Van Eswara is Co-Portfolio Manager of Fidelity® Series International Developed Markets Bond Index Fund, which he has managed since 2025. He also manages other funds. Since joining Fidelity Investments in 2003, Mr. Eswara has worked as a trader and portfolio manager.
IDM-PSTK-1025-102
1.9918164.102
October 1, 2025