FCNVX vs. VMBIX
Compare and contrast key facts about Fidelity Conservative Income Bond Institutional Class (FCNVX) and Vanguard Mortgage-Backed Securities Index Fund Institutional Shares (VMBIX).
FCNVX is managed by Fidelity. It was launched on Mar 3, 2011. VMBIX is managed by Vanguard. It was launched on Oct 31, 2013.
Performance
FCNVX vs. VMBIX - Performance Comparison
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FCNVX vs. VMBIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
FCNVX Fidelity Conservative Income Bond Institutional Class | 0.52% | 4.51% | 5.43% | 5.86% | 0.85% | -0.06% | 1.10% | 3.00% | 1.82% | 1.42% |
VMBIX Vanguard Mortgage-Backed Securities Index Fund Institutional Shares | 0.45% | 8.44% | 1.78% | 4.97% | -11.56% | -1.30% | 3.77% | 6.19% | 0.88% | 2.38% |
Returns By Period
In the year-to-date period, FCNVX achieves a 0.52% return, which is significantly higher than VMBIX's 0.45% return. Over the past 10 years, FCNVX has outperformed VMBIX with an annualized return of 2.51%, while VMBIX has yielded a comparatively lower 1.41% annualized return.
FCNVX
- 1D
- 0.00%
- 1M
- -0.10%
- YTD
- 0.52%
- 6M
- 1.54%
- 1Y
- 3.88%
- 3Y*
- 5.02%
- 5Y*
- 3.41%
- 10Y*
- 2.51%
VMBIX
- 1D
- 0.20%
- 1M
- -1.13%
- YTD
- 0.45%
- 6M
- 1.79%
- 1Y
- 5.39%
- 3Y*
- 4.35%
- 5Y*
- 0.51%
- 10Y*
- 1.41%
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FCNVX vs. VMBIX - Expense Ratio Comparison
FCNVX has a 0.25% expense ratio, which is higher than VMBIX's 0.05% 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
FCNVX vs. VMBIX — Risk / Return Rank
FCNVX
VMBIX
FCNVX vs. VMBIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Fidelity Conservative Income Bond Institutional Class (FCNVX) and Vanguard Mortgage-Backed Securities Index Fund Institutional Shares (VMBIX). 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.
| FCNVX | VMBIX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 3.18 | 1.33 | +1.85 |
Sortino ratioReturn per unit of downside risk | 14.52 | 1.92 | +12.60 |
Omega ratioGain probability vs. loss probability | 6.34 | 1.24 | +5.10 |
Calmar ratioReturn relative to maximum drawdown | 21.58 | 2.27 | +19.31 |
Martin ratioReturn relative to average drawdown | 84.59 | 6.41 | +78.18 |
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
| FCNVX | VMBIX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 3.18 | 1.33 | +1.85 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 2.69 | 0.08 | +2.61 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 2.44 | 0.30 | +2.14 |
Sharpe Ratio (All Time)Calculated using the full available price history | 2.17 | 0.51 | +1.66 |
Correlation
The correlation between FCNVX and VMBIX is 0.15, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.
Dividends
FCNVX vs. VMBIX - Dividend Comparison
FCNVX's dividend yield for the trailing twelve months is around 3.91%, which matches VMBIX's 3.88% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FCNVX Fidelity Conservative Income Bond Institutional Class | 3.91% | 4.41% | 5.17% | 4.97% | 1.24% | 0.24% | 0.99% | 2.45% | 2.21% | 1.30% | 1.01% | 0.48% |
VMBIX Vanguard Mortgage-Backed Securities Index Fund Institutional Shares | 3.88% | 4.20% | 4.27% | 3.29% | 2.33% | 1.01% | 2.02% | 2.76% | 2.74% | 2.18% | 2.13% | 2.04% |
Drawdowns
FCNVX vs. VMBIX - Drawdown Comparison
The maximum FCNVX drawdown since its inception was -2.19%, smaller than the maximum VMBIX drawdown of -17.44%. Use the drawdown chart below to compare losses from any high point for FCNVX and VMBIX.
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Drawdown Indicators
| FCNVX | VMBIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -2.19% | -17.44% | +15.25% |
Max Drawdown (1Y)Largest decline over 1 year | -0.20% | -2.58% | +2.38% |
Max Drawdown (5Y)Largest decline over 5 years | -0.59% | -17.11% | +16.52% |
Max Drawdown (10Y)Largest decline over 10 years | -2.19% | -17.44% | +15.25% |
Current DrawdownCurrent decline from peak | -0.10% | -1.56% | +1.46% |
Average DrawdownAverage peak-to-trough decline | -0.05% | -2.52% | +2.47% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.05% | 0.91% | -0.86% |
Volatility
FCNVX vs. VMBIX - Volatility Comparison
The current volatility for Fidelity Conservative Income Bond Institutional Class (FCNVX) is 0.10%, while Vanguard Mortgage-Backed Securities Index Fund Institutional Shares (VMBIX) has a volatility of 1.67%. This indicates that FCNVX experiences smaller price fluctuations and is considered to be less risky than VMBIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| FCNVX | VMBIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.10% | 1.67% | -1.57% |
Volatility (6M)Calculated over the trailing 6-month period | 0.81% | 2.48% | -1.67% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.28% | 4.29% | -3.01% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 1.27% | 6.33% | -5.06% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 1.03% | 4.76% | -3.73% |