VMCIX vs. MXMDX
Compare and contrast key facts about Vanguard Mid-Cap Index Fund Institutional Shares (VMCIX) and Great-West S&P Mid Cap 400 Index Fund (MXMDX).
VMCIX is managed by Vanguard. It was launched on May 21, 1998. MXMDX is managed by Great-West. It was launched on Jan 20, 2011.
Performance
VMCIX vs. MXMDX - Performance Comparison
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VMCIX vs. MXMDX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VMCIX Vanguard Mid-Cap Index Fund Institutional Shares | -0.62% | 11.67% | 14.68% | 16.54% | -18.70% | 24.53% | 18.20% | 31.04% | -9.25% | 19.30% |
MXMDX Great-West S&P Mid Cap 400 Index Fund | -0.47% | 6.90% | 13.23% | 15.75% | -13.60% | 24.25% | 12.84% | 25.48% | -12.02% | 15.01% |
Returns By Period
In the year-to-date period, VMCIX achieves a -0.62% return, which is significantly lower than MXMDX's -0.47% return. Over the past 10 years, VMCIX has outperformed MXMDX with an annualized return of 10.67%, while MXMDX has yielded a comparatively lower 9.01% annualized return.
VMCIX
- 1D
- 2.22%
- 1M
- -5.79%
- YTD
- -0.62%
- 6M
- -1.35%
- 1Y
- 12.40%
- 3Y*
- 12.61%
- 5Y*
- 6.67%
- 10Y*
- 10.67%
MXMDX
- 1D
- -0.80%
- 1M
- -8.07%
- YTD
- -0.47%
- 6M
- 0.97%
- 1Y
- 13.42%
- 3Y*
- 10.38%
- 5Y*
- 5.69%
- 10Y*
- 9.01%
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VMCIX vs. MXMDX - Expense Ratio Comparison
VMCIX has a 0.04% expense ratio, which is lower than MXMDX's 0.55% expense ratio.
Return for Risk
VMCIX vs. MXMDX — Risk / Return Rank
VMCIX
MXMDX
VMCIX vs. MXMDX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Mid-Cap Index Fund Institutional Shares (VMCIX) and Great-West S&P Mid Cap 400 Index Fund (MXMDX). 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 | MXMDX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.73 | 0.57 | +0.15 |
Sortino ratioReturn per unit of downside risk | 1.12 | 0.97 | +0.15 |
Omega ratioGain probability vs. loss probability | 1.16 | 1.14 | +0.02 |
Calmar ratioReturn relative to maximum drawdown | 1.06 | 0.78 | +0.28 |
Martin ratioReturn relative to average drawdown | 4.87 | 3.41 | +1.46 |
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 | MXMDX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.73 | 0.57 | +0.15 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.38 | 0.29 | +0.09 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.57 | 0.43 | +0.14 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.47 | 0.41 | +0.07 |
Correlation
The correlation between VMCIX and MXMDX is 0.92, 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
VMCIX vs. MXMDX - Dividend Comparison
VMCIX's dividend yield for the trailing twelve months is around 1.51%, less than MXMDX's 6.69% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VMCIX Vanguard Mid-Cap Index Fund Institutional Shares | 1.51% | 1.52% | 1.49% | 1.51% | 1.60% | 1.12% | 1.45% | 1.48% | 1.83% | 1.36% | 1.46% | 1.48% |
MXMDX Great-West S&P Mid Cap 400 Index Fund | 6.69% | 6.66% | 3.04% | 4.76% | 4.35% | 5.24% | 5.74% | 3.74% | 8.13% | 4.51% | 0.00% | 0.00% |
Drawdowns
VMCIX vs. MXMDX - Drawdown Comparison
The maximum VMCIX drawdown since its inception was -58.86%, which is greater than MXMDX's maximum drawdown of -41.80%. Use the drawdown chart below to compare losses from any high point for VMCIX and MXMDX.
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Drawdown Indicators
| VMCIX | MXMDX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -58.86% | -41.80% | -17.06% |
Max Drawdown (1Y)Largest decline over 1 year | -12.77% | -14.12% | +1.35% |
Max Drawdown (5Y)Largest decline over 5 years | -27.54% | -24.15% | -3.39% |
Max Drawdown (10Y)Largest decline over 10 years | -39.30% | -41.80% | +2.50% |
Current DrawdownCurrent decline from peak | -6.09% | -8.87% | +2.78% |
Average DrawdownAverage peak-to-trough decline | -8.02% | -6.00% | -2.02% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.77% | 3.45% | -0.68% |
Volatility
VMCIX vs. MXMDX - Volatility Comparison
The current volatility for Vanguard Mid-Cap Index Fund Institutional Shares (VMCIX) is 4.96%, while Great-West S&P Mid Cap 400 Index Fund (MXMDX) has a volatility of 5.75%. This indicates that VMCIX experiences smaller price fluctuations and is considered to be less risky than MXMDX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VMCIX | MXMDX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.96% | 5.75% | -0.79% |
Volatility (6M)Calculated over the trailing 6-month period | 9.67% | 11.49% | -1.82% |
Volatility (1Y)Calculated over the trailing 1-year period | 17.68% | 22.65% | -4.97% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 17.66% | 19.96% | -2.30% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.91% | 21.18% | -2.27% |