FNBGX vs. VSBIX
Compare and contrast key facts about Fidelity Long-Term Treasury Bond Index Fund (FNBGX) and Vanguard Short-Term Treasury Index Fund Institutional Shares (VSBIX).
FNBGX is managed by Fidelity. It was launched on Dec 20, 2005. VSBIX is managed by Vanguard. It was launched on Aug 23, 2010.
Performance
FNBGX vs. VSBIX - Performance Comparison
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FNBGX vs. VSBIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
FNBGX Fidelity Long-Term Treasury Bond Index Fund | -0.35% | 5.30% | -6.18% | 3.20% | -29.89% | -5.17% | 17.58% | 14.24% | -1.62% | 1.86% |
VSBIX Vanguard Short-Term Treasury Index Fund Institutional Shares | 0.28% | 5.11% | 4.37% | 4.28% | -3.87% | -0.67% | 3.11% | 3.53% | 1.52% | -0.22% |
Returns By Period
In the year-to-date period, FNBGX achieves a -0.35% return, which is significantly lower than VSBIX's 0.28% return.
FNBGX
- 1D
- 0.00%
- 1M
- -3.36%
- YTD
- -0.35%
- 6M
- -0.98%
- 1Y
- -0.60%
- 3Y*
- -1.65%
- 5Y*
- -5.04%
- 10Y*
- —
VSBIX
- 1D
- 0.04%
- 1M
- -0.33%
- YTD
- 0.28%
- 6M
- 1.24%
- 1Y
- 3.69%
- 3Y*
- 4.12%
- 5Y*
- 1.86%
- 10Y*
- 1.76%
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FNBGX vs. VSBIX - Expense Ratio Comparison
FNBGX has a 0.03% expense ratio, which is lower than VSBIX's 0.05% expense ratio. Despite the difference, 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
FNBGX vs. VSBIX — Risk / Return Rank
FNBGX
VSBIX
FNBGX vs. VSBIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Fidelity Long-Term Treasury Bond Index Fund (FNBGX) and Vanguard Short-Term Treasury Index Fund Institutional Shares (VSBIX). 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.
| FNBGX | VSBIX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.01 | 2.65 | -2.63 |
Sortino ratioReturn per unit of downside risk | 0.09 | 4.33 | -4.24 |
Omega ratioGain probability vs. loss probability | 1.01 | 1.58 | -0.57 |
Calmar ratioReturn relative to maximum drawdown | 0.14 | 4.70 | -4.57 |
Martin ratioReturn relative to average drawdown | 0.30 | 18.02 | -17.72 |
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
| FNBGX | VSBIX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.01 | 2.65 | -2.63 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | -0.35 | 0.96 | -1.31 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 1.16 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | -0.08 | 1.09 | -1.17 |
Correlation
The correlation between FNBGX and VSBIX is 0.61, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.
Dividends
FNBGX vs. VSBIX - Dividend Comparison
FNBGX's dividend yield for the trailing twelve months is around 3.60%, which matches VSBIX's 3.59% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FNBGX Fidelity Long-Term Treasury Bond Index Fund | 3.60% | 3.88% | 3.75% | 3.20% | 2.26% | 2.47% | 3.96% | 2.63% | 2.93% | 0.70% | 0.00% | 0.00% |
VSBIX Vanguard Short-Term Treasury Index Fund Institutional Shares | 3.59% | 3.99% | 4.52% | 3.31% | 1.14% | 0.65% | 1.74% | 2.28% | 1.81% | 1.11% | 0.80% | 0.74% |
Drawdowns
FNBGX vs. VSBIX - Drawdown Comparison
The maximum FNBGX drawdown since its inception was -46.86%, which is greater than VSBIX's maximum drawdown of -5.74%. Use the drawdown chart below to compare losses from any high point for FNBGX and VSBIX.
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Drawdown Indicators
| FNBGX | VSBIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -46.86% | -5.74% | -41.12% |
Max Drawdown (1Y)Largest decline over 1 year | -8.75% | -0.81% | -7.94% |
Max Drawdown (5Y)Largest decline over 5 years | -41.54% | -5.74% | -35.80% |
Max Drawdown (10Y)Largest decline over 10 years | — | -5.74% | — |
Current DrawdownCurrent decline from peak | -37.47% | -0.44% | -37.03% |
Average DrawdownAverage peak-to-trough decline | -21.32% | -0.59% | -20.73% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.98% | 0.21% | +3.77% |
Volatility
FNBGX vs. VSBIX - Volatility Comparison
Fidelity Long-Term Treasury Bond Index Fund (FNBGX) has a higher volatility of 3.50% compared to Vanguard Short-Term Treasury Index Fund Institutional Shares (VSBIX) at 0.51%. This indicates that FNBGX's price experiences larger fluctuations and is considered to be riskier than VSBIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| FNBGX | VSBIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.50% | 0.51% | +2.99% |
Volatility (6M)Calculated over the trailing 6-month period | 6.02% | 0.82% | +5.20% |
Volatility (1Y)Calculated over the trailing 1-year period | 10.47% | 1.42% | +9.05% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 14.61% | 1.94% | +12.67% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 14.30% | 1.53% | +12.77% |