FGMNX vs. FUMBX
Compare and contrast key facts about Fidelity GNMA Fund (FGMNX) and Fidelity Short-Term Treasury Bond Index Fund (FUMBX).
FGMNX is managed by Fidelity. It was launched on Nov 8, 1985. 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
FGMNX vs. FUMBX - Performance Comparison
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FGMNX vs. FUMBX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
FGMNX Fidelity GNMA Fund | 0.46% | 7.89% | 0.43% | 5.46% | -11.52% | -1.03% | 3.74% | 5.72% | 0.62% | 0.15% |
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, FGMNX achieves a 0.46% return, which is significantly higher than FUMBX's -0.10% return.
FGMNX
- 1D
- 0.19%
- 1M
- -1.33%
- YTD
- 0.46%
- 6M
- 1.56%
- 1Y
- 4.70%
- 3Y*
- 3.76%
- 5Y*
- 0.19%
- 10Y*
- 1.22%
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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FGMNX vs. FUMBX - Expense Ratio Comparison
FGMNX has a 0.45% expense ratio, which is higher than FUMBX's 0.03% expense ratio.
Return for Risk
FGMNX vs. FUMBX — Risk / Return Rank
FGMNX
FUMBX
FGMNX vs. FUMBX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Fidelity GNMA Fund (FGMNX) 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.
| FGMNX | FUMBX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.17 | 1.55 | -0.38 |
Sortino ratioReturn per unit of downside risk | 1.69 | 2.43 | -0.73 |
Omega ratioGain probability vs. loss probability | 1.21 | 1.33 | -0.11 |
Calmar ratioReturn relative to maximum drawdown | 1.94 | 2.52 | -0.58 |
Martin ratioReturn relative to average drawdown | 5.55 | 8.74 | -3.19 |
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
| FGMNX | FUMBX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.17 | 1.55 | -0.38 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.03 | 0.45 | -0.42 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.26 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 1.04 | 0.73 | +0.31 |
Correlation
The correlation between FGMNX and FUMBX is 0.79, 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
FGMNX vs. FUMBX - Dividend Comparison
FGMNX's dividend yield for the trailing twelve months is around 3.30%, less than FUMBX's 3.41% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FGMNX Fidelity GNMA Fund | 3.30% | 3.61% | 3.23% | 3.45% | 1.68% | 0.76% | 1.61% | 2.46% | 2.19% | 2.17% | 2.61% | 2.25% |
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
FGMNX vs. FUMBX - Drawdown Comparison
The maximum FGMNX drawdown since its inception was -16.84%, which is greater than FUMBX's maximum drawdown of -8.83%. Use the drawdown chart below to compare losses from any high point for FGMNX and FUMBX.
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Drawdown Indicators
| FGMNX | FUMBX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -16.84% | -8.83% | -8.01% |
Max Drawdown (1Y)Largest decline over 1 year | -2.91% | -1.54% | -1.37% |
Max Drawdown (5Y)Largest decline over 5 years | -16.62% | -8.60% | -8.02% |
Max Drawdown (10Y)Largest decline over 10 years | -16.84% | — | — |
Current DrawdownCurrent decline from peak | -1.71% | -1.06% | -0.65% |
Average DrawdownAverage peak-to-trough decline | -1.91% | -1.88% | -0.03% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.02% | 0.44% | +0.58% |
Volatility
FGMNX vs. FUMBX - Volatility Comparison
Fidelity GNMA Fund (FGMNX) has a higher volatility of 1.50% compared to Fidelity Short-Term Treasury Bond Index Fund (FUMBX) at 0.74%. This indicates that FGMNX's price experiences larger fluctuations and is considered to be riskier 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
| FGMNX | FUMBX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.50% | 0.74% | +0.76% |
Volatility (6M)Calculated over the trailing 6-month period | 2.49% | 1.37% | +1.12% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.41% | 2.32% | +2.09% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.21% | 2.89% | +3.32% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.65% | 2.49% | +2.16% |