VTBIX vs. FNSOX
Compare and contrast key facts about Vanguard Total Bond Market II Index Fund Investor Shares (VTBIX) and Fidelity Short-Term Bond Index Fund (FNSOX).
VTBIX is managed by Vanguard. FNSOX is managed by Fidelity. It was launched on Oct 18, 2017.
Performance
VTBIX vs. FNSOX - Performance Comparison
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VTBIX vs. FNSOX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VTBIX Vanguard Total Bond Market II Index Fund Investor Shares | -0.40% | 7.11% | 1.25% | 5.03% | -13.18% | -1.88% | 7.47% | 8.62% | -0.32% | 0.34% |
FNSOX Fidelity Short-Term Bond Index Fund | -0.12% | 6.01% | 3.90% | 4.90% | -5.76% | -1.25% | 4.28% | 4.95% | 1.14% | -0.22% |
Returns By Period
In the year-to-date period, VTBIX achieves a -0.40% return, which is significantly lower than FNSOX's -0.12% return.
VTBIX
- 1D
- 0.21%
- 1M
- -1.65%
- YTD
- -0.40%
- 6M
- 0.38%
- 1Y
- 3.55%
- 3Y*
- 3.21%
- 5Y*
- 0.02%
- 10Y*
- 1.47%
FNSOX
- 1D
- 0.10%
- 1M
- -0.79%
- YTD
- -0.12%
- 6M
- 0.91%
- 1Y
- 3.80%
- 3Y*
- 4.25%
- 5Y*
- 1.58%
- 10Y*
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VTBIX vs. FNSOX - Expense Ratio Comparison
VTBIX has a 0.09% expense ratio, which is higher than FNSOX'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
VTBIX vs. FNSOX — Risk / Return Rank
VTBIX
FNSOX
VTBIX vs. FNSOX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Total Bond Market II Index Fund Investor Shares (VTBIX) and Fidelity Short-Term Bond Index Fund (FNSOX). 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.
| VTBIX | FNSOX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.89 | 1.74 | -0.85 |
Sortino ratioReturn per unit of downside risk | 1.28 | 2.68 | -1.41 |
Omega ratioGain probability vs. loss probability | 1.15 | 1.35 | -0.20 |
Calmar ratioReturn relative to maximum drawdown | 1.62 | 2.79 | -1.17 |
Martin ratioReturn relative to average drawdown | 4.54 | 10.34 | -5.80 |
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
| VTBIX | FNSOX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.89 | 1.74 | -0.85 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.00 | 0.56 | -0.55 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.30 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.26 | 0.83 | -0.57 |
Correlation
The correlation between VTBIX and FNSOX is 0.82, 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
VTBIX vs. FNSOX - Dividend Comparison
VTBIX's dividend yield for the trailing twelve months is around 3.61%, more than FNSOX's 3.14% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VTBIX Vanguard Total Bond Market II Index Fund Investor Shares | 3.61% | 3.88% | 3.70% | 2.53% | 2.47% | 1.75% | 3.20% | 2.72% | 2.51% | 2.43% | 2.48% | 2.64% |
FNSOX Fidelity Short-Term Bond Index Fund | 3.14% | 3.22% | 2.80% | 1.74% | 0.81% | 0.80% | 1.54% | 2.61% | 2.04% | 0.34% | 0.00% | 0.00% |
Drawdowns
VTBIX vs. FNSOX - Drawdown Comparison
The maximum VTBIX drawdown since its inception was -18.72%, which is greater than FNSOX's maximum drawdown of -8.92%. Use the drawdown chart below to compare losses from any high point for VTBIX and FNSOX.
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Drawdown Indicators
| VTBIX | FNSOX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -18.72% | -8.92% | -9.80% |
Max Drawdown (1Y)Largest decline over 1 year | -2.67% | -1.47% | -1.20% |
Max Drawdown (5Y)Largest decline over 5 years | -18.11% | -8.77% | -9.34% |
Max Drawdown (10Y)Largest decline over 10 years | -18.72% | — | — |
Current DrawdownCurrent decline from peak | -3.67% | -1.08% | -2.59% |
Average DrawdownAverage peak-to-trough decline | -4.43% | -1.75% | -2.68% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.95% | 0.40% | +0.55% |
Volatility
VTBIX vs. FNSOX - Volatility Comparison
Vanguard Total Bond Market II Index Fund Investor Shares (VTBIX) has a higher volatility of 1.52% compared to Fidelity Short-Term Bond Index Fund (FNSOX) at 0.75%. This indicates that VTBIX's price experiences larger fluctuations and is considered to be riskier than FNSOX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VTBIX | FNSOX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.52% | 0.75% | +0.77% |
Volatility (6M)Calculated over the trailing 6-month period | 2.54% | 1.37% | +1.17% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.30% | 2.21% | +2.09% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.91% | 2.86% | +3.05% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.91% | 2.48% | +2.43% |