VMCIX vs. VBTLX
Compare and contrast key facts about Vanguard Mid-Cap Index Fund Institutional Shares (VMCIX) and Vanguard Total Bond Market Index Fund Admiral Shares (VBTLX).
VMCIX is managed by Vanguard. It was launched on May 21, 1998. VBTLX is managed by Vanguard. It was launched on Nov 12, 2001.
Performance
VMCIX vs. VBTLX - Performance Comparison
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VMCIX vs. VBTLX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VMCIX Vanguard Mid-Cap Index Fund Institutional Shares | -2.79% | 11.67% | 14.68% | 16.54% | -18.70% | 24.53% | 18.20% | 31.04% | -9.25% | 19.30% |
VBTLX Vanguard Total Bond Market Index Fund Admiral Shares | -0.49% | 7.17% | 1.26% | 5.74% | -13.16% | -1.81% | 7.72% | 8.73% | -0.25% | 3.56% |
Returns By Period
In the year-to-date period, VMCIX achieves a -2.79% return, which is significantly lower than VBTLX's -0.49% return. Over the past 10 years, VMCIX has outperformed VBTLX with an annualized return of 10.43%, while VBTLX has yielded a comparatively lower 1.60% annualized return.
VMCIX
- 1D
- -0.66%
- 1M
- -7.87%
- YTD
- -2.79%
- 6M
- -3.58%
- 1Y
- 10.31%
- 3Y*
- 11.79%
- 5Y*
- 6.51%
- 10Y*
- 10.43%
VBTLX
- 1D
- 0.52%
- 1M
- -2.23%
- YTD
- -0.49%
- 6M
- 0.50%
- 1Y
- 3.77%
- 3Y*
- 3.44%
- 5Y*
- 0.23%
- 10Y*
- 1.60%
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VMCIX vs. VBTLX - Expense Ratio Comparison
VMCIX has a 0.04% expense ratio, which is lower than VBTLX'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
VMCIX vs. VBTLX — Risk / Return Rank
VMCIX
VBTLX
VMCIX vs. VBTLX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Mid-Cap Index Fund Institutional Shares (VMCIX) and Vanguard Total Bond Market Index Fund Admiral Shares (VBTLX). 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.
| VMCIX | VBTLX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.63 | 1.00 | -0.37 |
Sortino ratioReturn per unit of downside risk | 0.99 | 1.44 | -0.45 |
Omega ratioGain probability vs. loss probability | 1.14 | 1.18 | -0.03 |
Calmar ratioReturn relative to maximum drawdown | 0.73 | 1.78 | -1.05 |
Martin ratioReturn relative to average drawdown | 3.40 | 5.08 | -1.68 |
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
| VMCIX | VBTLX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.63 | 1.00 | -0.37 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.37 | 0.04 | +0.33 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.55 | 0.32 | +0.23 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.47 | 0.76 | -0.29 |
Correlation
The correlation between VMCIX and VBTLX is -0.18. This indicates that the assets' prices tend to move in opposite directions. Negative correlation can be particularly beneficial for diversification and risk management, as one asset may offset the losses of the other during market fluctuations.
Dividends
VMCIX vs. VBTLX - Dividend Comparison
VMCIX's dividend yield for the trailing twelve months is around 1.54%, less than VBTLX's 3.61% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VMCIX Vanguard Mid-Cap Index Fund Institutional Shares | 1.54% | 1.52% | 1.49% | 1.51% | 1.60% | 1.12% | 1.45% | 1.48% | 1.83% | 1.36% | 1.46% | 1.48% |
VBTLX Vanguard Total Bond Market Index Fund Admiral Shares | 3.61% | 3.87% | 3.69% | 3.10% | 2.59% | 1.96% | 2.39% | 2.74% | 2.57% | 2.56% | 2.53% | 2.82% |
Drawdowns
VMCIX vs. VBTLX - Drawdown Comparison
The maximum VMCIX drawdown since its inception was -58.86%, which is greater than VBTLX's maximum drawdown of -18.81%. Use the drawdown chart below to compare losses from any high point for VMCIX and VBTLX.
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Drawdown Indicators
| VMCIX | VBTLX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -58.86% | -18.81% | -40.05% |
Max Drawdown (1Y)Largest decline over 1 year | -12.77% | -2.73% | -10.04% |
Max Drawdown (5Y)Largest decline over 5 years | -27.54% | -18.14% | -9.40% |
Max Drawdown (10Y)Largest decline over 10 years | -39.30% | -18.81% | -20.49% |
Current DrawdownCurrent decline from peak | -8.13% | -3.06% | -5.07% |
Average DrawdownAverage peak-to-trough decline | -8.02% | -2.67% | -5.35% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.75% | 0.96% | +1.79% |
Volatility
VMCIX vs. VBTLX - Volatility Comparison
Vanguard Mid-Cap Index Fund Institutional Shares (VMCIX) has a higher volatility of 4.23% compared to Vanguard Total Bond Market Index Fund Admiral Shares (VBTLX) at 1.55%. This indicates that VMCIX's price experiences larger fluctuations and is considered to be riskier than VBTLX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VMCIX | VBTLX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.23% | 1.55% | +2.68% |
Volatility (6M)Calculated over the trailing 6-month period | 9.43% | 2.59% | +6.84% |
Volatility (1Y)Calculated over the trailing 1-year period | 17.58% | 4.37% | +13.21% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 17.63% | 5.98% | +11.65% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.90% | 4.97% | +13.93% |