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ISTB vs. FUMBX
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between ISTB and FUMBX is -0.07. This indicates that the assets' prices tend to move in opposite directions. Negative correlation can be particularly beneficial for diversification and risk management, as one asset may offset the losses of the other during market fluctuations.


-0.50.00.51.0
Correlation: -0.1

Performance

ISTB vs. FUMBX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Core 1-5 Year USD Bond ETF (ISTB) and Fidelity Short-Term Treasury Bond Index Fund (FUMBX). The values are adjusted to include any dividend payments, if applicable.

10.00%12.00%14.00%16.00%18.00%NovemberDecember2025FebruaryMarchApril
17.25%
12.46%
ISTB
FUMBX

Key characteristics

Sharpe Ratio

ISTB:

3.11

FUMBX:

2.69

Sortino Ratio

ISTB:

5.00

FUMBX:

4.38

Omega Ratio

ISTB:

1.64

FUMBX:

1.59

Calmar Ratio

ISTB:

2.90

FUMBX:

1.62

Martin Ratio

ISTB:

13.78

FUMBX:

10.01

Ulcer Index

ISTB:

0.52%

FUMBX:

0.68%

Daily Std Dev

ISTB:

2.29%

FUMBX:

2.53%

Max Drawdown

ISTB:

-9.39%

FUMBX:

-9.07%

Current Drawdown

ISTB:

0.00%

FUMBX:

-0.29%

Returns By Period

The year-to-date returns for both investments are quite close, with ISTB having a 2.37% return and FUMBX slightly higher at 2.39%.


ISTB

YTD

2.37%

1M

0.74%

6M

2.73%

1Y

7.35%

5Y*

1.60%

10Y*

2.01%

FUMBX

YTD

2.39%

1M

0.90%

6M

2.71%

1Y

6.83%

5Y*

0.54%

10Y*

N/A

*Annualized

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ISTB vs. FUMBX - Expense Ratio Comparison

ISTB has a 0.06% expense ratio, which is higher than FUMBX's 0.03% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.


Expense ratio chart for ISTB: current value is 0.06%, compared with the broader market range of 0.00% to 2.12%.0.50%1.00%1.50%2.00%
ISTB: 0.06%
Expense ratio chart for FUMBX: current value is 0.03%, compared with the broader market range of 0.00% to 2.12%.0.50%1.00%1.50%2.00%
FUMBX: 0.03%

Risk-Adjusted Performance

ISTB vs. FUMBX — Risk-Adjusted Performance Rank

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

ISTB
The Risk-Adjusted Performance Rank of ISTB is 9797
Overall Rank
The Sharpe Ratio Rank of ISTB is 9898
Sharpe Ratio Rank
The Sortino Ratio Rank of ISTB is 9898
Sortino Ratio Rank
The Omega Ratio Rank of ISTB is 9797
Omega Ratio Rank
The Calmar Ratio Rank of ISTB is 9595
Calmar Ratio Rank
The Martin Ratio Rank of ISTB is 9696
Martin Ratio Rank

FUMBX
The Risk-Adjusted Performance Rank of FUMBX is 9494
Overall Rank
The Sharpe Ratio Rank of FUMBX is 9696
Sharpe Ratio Rank
The Sortino Ratio Rank of FUMBX is 9696
Sortino Ratio Rank
The Omega Ratio Rank of FUMBX is 9494
Omega Ratio Rank
The Calmar Ratio Rank of FUMBX is 9191
Calmar Ratio Rank
The Martin Ratio Rank of FUMBX 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.

ISTB vs. FUMBX - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Core 1-5 Year USD Bond ETF (ISTB) and Fidelity Short-Term Treasury Bond Index Fund (FUMBX). 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 chart of Sharpe ratio for ISTB, currently valued at 3.19, compared to the broader market-1.000.001.002.003.004.00
ISTB: 3.19
FUMBX: 2.69
The chart of Sortino ratio for ISTB, currently valued at 5.14, compared to the broader market-2.000.002.004.006.008.00
ISTB: 5.14
FUMBX: 4.38
The chart of Omega ratio for ISTB, currently valued at 1.67, compared to the broader market0.501.001.502.002.50
ISTB: 1.67
FUMBX: 1.59
The chart of Calmar ratio for ISTB, currently valued at 2.99, compared to the broader market0.002.004.006.008.0010.0012.00
ISTB: 2.99
FUMBX: 1.62
The chart of Martin ratio for ISTB, currently valued at 14.04, compared to the broader market0.0020.0040.0060.00
ISTB: 14.04
FUMBX: 10.01

The current ISTB Sharpe Ratio is 3.11, which is comparable to the FUMBX Sharpe Ratio of 2.69. The chart below compares the historical Sharpe Ratios of ISTB and FUMBX, 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 Ratio1.001.502.002.503.00NovemberDecember2025FebruaryMarchApril
3.19
2.69
ISTB
FUMBX

Dividends

ISTB vs. FUMBX - Dividend Comparison

ISTB's dividend yield for the trailing twelve months is around 3.90%, more than FUMBX's 3.02% yield.


TTM20242023202220212020201920182017201620152014
ISTB
iShares Core 1-5 Year USD Bond ETF
3.90%3.83%2.97%2.01%1.63%2.20%2.75%2.57%2.06%1.90%1.58%1.07%
FUMBX
Fidelity Short-Term Treasury Bond Index Fund
3.02%2.90%1.65%1.12%0.83%1.31%1.88%1.64%0.35%0.00%0.00%0.00%

Drawdowns

ISTB vs. FUMBX - Drawdown Comparison

The maximum ISTB drawdown since its inception was -9.39%, roughly equal to the maximum FUMBX drawdown of -9.07%. Use the drawdown chart below to compare losses from any high point for ISTB and FUMBX. For additional features, visit the drawdowns tool.


-1.50%-1.00%-0.50%0.00%NovemberDecember2025FebruaryMarchApril0
-0.29%
ISTB
FUMBX

Volatility

ISTB vs. FUMBX - Volatility Comparison

The current volatility for iShares Core 1-5 Year USD Bond ETF (ISTB) is 0.94%, while Fidelity Short-Term Treasury Bond Index Fund (FUMBX) has a volatility of 1.10%. This indicates that ISTB experiences smaller price fluctuations and is considered to be less risky than FUMBX 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%NovemberDecember2025FebruaryMarchApril
0.94%
1.10%
ISTB
FUMBX