SSDOX
State Street Target Retirement 2055 Fund
STATE STREET INSTITUTIONAL INVESTMENT TRUST
Fund of fundsTarget-date

Average annual returns

Through 2025 · incl. N-PORT-derived 2025
1 year
21.03%
3 year
17.53%
5 year
8.24%
10 year
10.58%

Standardized average annual total returns (before tax), from calendar-year returns; recent years derived from N-PORT monthly data.

Calendar-year returns

2025 onward derived from N-PORT monthly returns

Risk statistics

81 months through March 31, 2026
Volatility (ann.)
11.91%
Sharpe
1.22
Sortino
2.16
Max drawdown
-25.79%
Best month
11.98%
Worst month
-12.67%

Derived from N-PORT monthly total returns; distinct from the prospectus returns above.

Machine-readable: JSON · Markdown. Programmatic access via the agent surface.