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FZOMX vs. VBISX
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between FZOMX and VBISX is 0.07, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.


Performance

FZOMX vs. VBISX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity SAI Short-Term Bond Fund (FZOMX) and Vanguard Short-Term Bond Index Fund (VBISX). The values are adjusted to include any dividend payments, if applicable.

0.00%2.00%4.00%6.00%8.00%December2025FebruaryMarchAprilMay
8.08%
3.31%
FZOMX
VBISX

Key characteristics

Sharpe Ratio

FZOMX:

2.69

VBISX:

2.11

Sortino Ratio

FZOMX:

4.95

VBISX:

3.37

Omega Ratio

FZOMX:

1.71

VBISX:

1.44

Calmar Ratio

FZOMX:

6.41

VBISX:

1.88

Martin Ratio

FZOMX:

16.98

VBISX:

8.33

Ulcer Index

FZOMX:

0.35%

VBISX:

0.67%

Daily Std Dev

FZOMX:

2.13%

VBISX:

2.68%

Max Drawdown

FZOMX:

-5.93%

VBISX:

-8.98%

Current Drawdown

FZOMX:

-0.51%

VBISX:

-0.68%

Returns By Period

The year-to-date returns for both investments are quite close, with FZOMX having a 1.84% return and VBISX slightly higher at 1.90%.


FZOMX

YTD

1.84%

1M

0.56%

6M

2.46%

1Y

5.77%

5Y*

N/A

10Y*

N/A

VBISX

YTD

1.90%

1M

0.20%

6M

2.31%

1Y

5.62%

5Y*

0.88%

10Y*

1.60%

*Annualized

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FZOMX vs. VBISX - Expense Ratio Comparison

FZOMX has a 0.30% expense ratio, which is higher than VBISX's 0.15% expense ratio.


Risk-Adjusted Performance

FZOMX vs. VBISX — Risk-Adjusted Performance Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

FZOMX
The Risk-Adjusted Performance Rank of FZOMX is 9797
Overall Rank
The Sharpe Ratio Rank of FZOMX is 9797
Sharpe Ratio Rank
The Sortino Ratio Rank of FZOMX is 9797
Sortino Ratio Rank
The Omega Ratio Rank of FZOMX is 9797
Omega Ratio Rank
The Calmar Ratio Rank of FZOMX is 9898
Calmar Ratio Rank
The Martin Ratio Rank of FZOMX is 9797
Martin Ratio Rank

VBISX
The Risk-Adjusted Performance Rank of VBISX is 9393
Overall Rank
The Sharpe Ratio Rank of VBISX is 9494
Sharpe Ratio Rank
The Sortino Ratio Rank of VBISX is 9494
Sortino Ratio Rank
The Omega Ratio Rank of VBISX is 9393
Omega Ratio Rank
The Calmar Ratio Rank of VBISX is 9393
Calmar Ratio Rank
The Martin Ratio Rank of VBISX is 9393
Martin Ratio Rank
The risk-adjusted ranks indicate the investment's position relative to the market. A rank closer to 100 signifies top-performing investments, while a rank closer to 0 might suggest underperformance, based on the selected ratio. The values are calculated based on the past 12 months of returns.

FZOMX vs. VBISX - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity SAI Short-Term Bond Fund (FZOMX) and Vanguard Short-Term Bond Index Fund (VBISX). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.


The current FZOMX Sharpe Ratio is 2.69, which is comparable to the VBISX Sharpe Ratio of 2.11. The chart below compares the historical Sharpe Ratios of FZOMX and VBISX, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


Rolling 12-month Sharpe Ratio1.001.502.002.503.00December2025FebruaryMarchAprilMay
2.69
2.10
FZOMX
VBISX

Dividends

FZOMX vs. VBISX - Dividend Comparison

FZOMX's dividend yield for the trailing twelve months is around 4.35%, more than VBISX's 3.17% yield.


TTM20242023202220212020201920182017201620152014
FZOMX
Fidelity SAI Short-Term Bond Fund
4.35%4.28%3.27%1.00%0.43%0.16%0.00%0.00%0.00%0.00%0.00%0.00%
VBISX
Vanguard Short-Term Bond Index Fund
3.17%3.29%2.34%1.37%1.10%1.72%2.16%1.93%1.58%1.41%1.25%1.12%

Drawdowns

FZOMX vs. VBISX - Drawdown Comparison

The maximum FZOMX drawdown since its inception was -5.93%, smaller than the maximum VBISX drawdown of -8.98%. Use the drawdown chart below to compare losses from any high point for FZOMX and VBISX. For additional features, visit the drawdowns tool.


-1.50%-1.00%-0.50%0.00%December2025FebruaryMarchAprilMay
-0.51%
-0.68%
FZOMX
VBISX

Volatility

FZOMX vs. VBISX - Volatility Comparison

The current volatility for Fidelity SAI Short-Term Bond Fund (FZOMX) is 0.75%, while Vanguard Short-Term Bond Index Fund (VBISX) has a volatility of 0.84%. This indicates that FZOMX experiences smaller price fluctuations and is considered to be less risky than VBISX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


0.50%0.60%0.70%0.80%0.90%1.00%1.10%December2025FebruaryMarchAprilMay
0.75%
0.84%
FZOMX
VBISX