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American Century Zero Coupon 2025 Fund (BTTRX) Sortino Ratio

Mutual Fund · Currency in USD · Last updated Jun 5, 2026

The investment seeks the highest return consistent with investment in U.S. Treasury securities. The fund invests at least 80% of the value of its net assets in zero-coupon securities. It invests primarily in zero-coupon U.S. Treasury securities and their equivalents (including certain zero-coupon U.S. government agency securities), and may invest up to 20% of its assets in other zero-coupon U.S. government agency securities that are AAA-rated. Zero-coupon securities make no periodic interest or principal payments. The fund is managed to mature in the year 2025 and will be liquidated near the end of its target maturity year.

Sortino ratio is not yet available for BTTRX. This metric requires at least 12 months of historical daily returns to calculate. Check back once this data is available.

How it compares to other similar mutual funds

The table compares American Century Zero Coupon 2025 Fund's Sortino Ratio with other mutual funds in the Government Bonds category across multiple time periods, showing how BTTRX's risk-adjusted performance compares to similar funds.

Data shows 1-, 5-, and 10-year periods, plus each fund's all-time average, as of Jun 5, 2026.

SymbolName1Y Sortino Ratio5Y Sortino Ratio10Y Sortino RatioAll Time Sortino Ratio
FEUGXFederated Hermes Adjustable Rate Fund11.89
GUSTXGMO U.S. Treasury Fund11.33
VSBIXVanguard Short-Term Treasury Index Fund Institutional Shares4.57
VSBSXVanguard Short-Term Treasury Index Fund Admiral Shares4.40
VGIVXVanguard Emerging Markets Government Bond Index Fund Institutional Shares4.29
VGAVXVanguard Emerging Markets Government Bond Index Fund Admiral Shares4.19
MDSIXIntegrity Short Term Government Fund3.93
TCSGXSEI Daily Income Trust Short-Duration Government Fund3.37
NEFLXLoomis Sayles Limited Term Government And Agency Fund3.32
TWUSXAmerican Century Short-Term Government Fund3.29
BTTRXAmerican Century Zero Coupon 2025 Fund—

S&P 500 Index

How to choose period

Historical Sortino Ratio

The chart shows BTTRX's rolling Sortino ratio over time compared to your chosen benchmark. Rising trends indicate improving returns relative to downside risk, while declining trends may signal deteriorating risk-adjusted performance or increased volatility during market stress. Use multiple timeframes to distinguish short-term fluctuations from long-term patterns.

Identify market cycles by observing when BTTRX consistently outperforms (line above benchmark), underperforms (below benchmark), or aligns with the benchmark.

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