VFISX vs. FUMBX
Compare and contrast key facts about Vanguard Short-Term Treasury Fund Investor Shares (VFISX) and Fidelity Short-Term Treasury Bond Index Fund (FUMBX).
VFISX is managed by Vanguard. It was launched on Oct 28, 1991. FUMBX is a passively managed fund by Fidelity that tracks the performance of the Bloomberg Barclays 1-5 Year U.S. Treasury Index. It was launched on Dec 20, 2005.
Performance
VFISX vs. FUMBX - Performance Comparison
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VFISX vs. FUMBX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VFISX Vanguard Short-Term Treasury Fund Investor Shares | -0.02% | 5.36% | 3.75% | 3.54% | -4.71% | -0.88% | 3.95% | 3.60% | 1.36% | -0.32% |
FUMBX Fidelity Short-Term Treasury Bond Index Fund | -0.10% | 5.83% | 3.25% | 4.47% | -5.84% | -1.38% | 4.22% | 4.19% | 1.47% | -0.33% |
Returns By Period
In the year-to-date period, VFISX achieves a -0.02% return, which is significantly higher than FUMBX's -0.10% return.
VFISX
- 1D
- 0.10%
- 1M
- -0.70%
- YTD
- -0.02%
- 6M
- 0.90%
- 1Y
- 3.32%
- 3Y*
- 3.72%
- 5Y*
- 1.38%
- 10Y*
- 1.58%
FUMBX
- 1D
- 0.10%
- 1M
- -0.77%
- YTD
- -0.10%
- 6M
- 0.85%
- 1Y
- 3.55%
- 3Y*
- 3.80%
- 5Y*
- 1.31%
- 10Y*
- —
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VFISX vs. FUMBX - Expense Ratio Comparison
VFISX has a 0.20% 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%.
Return for Risk
VFISX vs. FUMBX — Risk / Return Rank
VFISX
FUMBX
VFISX vs. FUMBX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Short-Term Treasury Fund Investor Shares (VFISX) 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.
| VFISX | FUMBX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.56 | 1.55 | +0.01 |
Sortino ratioReturn per unit of downside risk | 2.57 | 2.43 | +0.14 |
Omega ratioGain probability vs. loss probability | 1.33 | 1.33 | 0.00 |
Calmar ratioReturn relative to maximum drawdown | 2.70 | 2.52 | +0.18 |
Martin ratioReturn relative to average drawdown | 9.57 | 8.74 | +0.83 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| VFISX | FUMBX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.56 | 1.55 | +0.01 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.53 | 0.45 | +0.07 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.75 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 1.53 | 0.73 | +0.80 |
Correlation
The correlation between VFISX and FUMBX is 0.85, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.
Dividends
VFISX vs. FUMBX - Dividend Comparison
VFISX's dividend yield for the trailing twelve months is around 3.48%, more than FUMBX's 3.41% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VFISX Vanguard Short-Term Treasury Fund Investor Shares | 3.48% | 3.89% | 4.38% | 3.95% | 1.93% | 0.52% | 2.20% | 2.39% | 2.10% | 1.15% | 1.18% | 0.83% |
FUMBX Fidelity Short-Term Treasury Bond Index Fund | 3.41% | 3.51% | 2.91% | 1.64% | 0.86% | 1.15% | 1.41% | 1.88% | 1.64% | 0.34% | 0.00% | 0.00% |
Drawdowns
VFISX vs. FUMBX - Drawdown Comparison
The maximum VFISX drawdown since its inception was -6.86%, smaller than the maximum FUMBX drawdown of -8.83%. Use the drawdown chart below to compare losses from any high point for VFISX and FUMBX.
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Drawdown Indicators
| VFISX | FUMBX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -6.86% | -8.83% | +1.97% |
Max Drawdown (1Y)Largest decline over 1 year | -1.40% | -1.54% | +0.14% |
Max Drawdown (5Y)Largest decline over 5 years | -6.86% | -8.60% | +1.74% |
Max Drawdown (10Y)Largest decline over 10 years | -6.86% | — | — |
Current DrawdownCurrent decline from peak | -1.00% | -1.06% | +0.06% |
Average DrawdownAverage peak-to-trough decline | -0.65% | -1.88% | +1.23% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.40% | 0.44% | -0.04% |
Volatility
VFISX vs. FUMBX - Volatility Comparison
The current volatility for Vanguard Short-Term Treasury Fund Investor Shares (VFISX) is 0.66%, while Fidelity Short-Term Treasury Bond Index Fund (FUMBX) has a volatility of 0.74%. This indicates that VFISX 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.
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Volatility by Period
| VFISX | FUMBX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.66% | 0.74% | -0.08% |
Volatility (6M)Calculated over the trailing 6-month period | 1.41% | 1.37% | +0.04% |
Volatility (1Y)Calculated over the trailing 1-year period | 2.23% | 2.32% | -0.09% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 2.64% | 2.89% | -0.25% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 2.10% | 2.49% | -0.39% |