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American Century Zero Coupon 2020 Inv (BTTTX)

97.36 Up 0.22(0.23%) Jul 25

Risk as of Jun 29, 2014Get Risk for:
Risk Overview 
Morningstar Risk Rating:2
Number of Years Up17
Number of Years Down7
Best 1 Yr Total Return(Dec 30, 2000):30.66%
Worst 1 Yr Total Return(Dec 30, 1999):-18.34%
Risk (Modern Portfolio Theory) Statistics 
3 Years
StatisticBTTTXCategory
Alpha (against Standard Index)-1.82-4.02
Beta (against Standard Index)2.173.73
Mean Annual Return0.500.78
R-squared (against Standard Index)74.7264.76
Standard Deviation6.9413.10
Sharpe Ratio0.860.71
Treynor Ratio2.702.34
5 Years
StatisticBTTTXCategory
Alpha (against Standard Index)-4.05-7.74
Beta (against Standard Index)2.393.42
Mean Annual Return0.610.70
R-squared (against Standard Index)76.9563.39
Standard Deviation7.7512.54
Sharpe Ratio0.930.70
Treynor Ratio2.982.36
10 Years
StatisticBTTTXCategory
Alpha (against Standard Index)-3.19-3.57
Beta (against Standard Index)2.822.92
Mean Annual Return0.640.64
R-squared (against Standard Index)76.0569.56
Standard Deviation10.6711.60
Sharpe Ratio0.570.52
Treynor Ratio2.051.92