MCBFX
MFS Core Bond Fund
MFS SERIES TRUST XII

Average annual returns

Through 2025 · incl. N-PORT-derived 2025
1 year
7.09%
3 year
5.15%
5 year
10 year

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

Calendar-year returns

2023 onward derived from N-PORT monthly returns

Risk statistics

48 months through April 30, 2026
Volatility (ann.)
5.65%
Sharpe
0.68
Sortino
1.18
Max drawdown
-8.10%
Best month
4.57%
Worst month
-4.35%

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

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