VMNIX vs. ^GSPC
VMNIX (Vanguard Market Neutral Fund Institutional Shares) is Long-Short fund managed by Vanguard, while ^GSPC (S&P 500 Index) is an index. Over the past 10 years, VMNIX returned 5.07%/yr vs 13.33%/yr for ^GSPC. At a 0.01 correlation, their price movements are largely independent.
Performance
VMNIX vs. ^GSPC - Performance Comparison
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Returns By Period
In the year-to-date period, VMNIX achieves a 11.87% return, which is significantly higher than ^GSPC's 7.86% return. Over the past 10 years, VMNIX has underperformed ^GSPC with an annualized return of 5.07%, while ^GSPC has yielded a comparatively higher 13.33% annualized return.
VMNIX
- 1D
- -0.19%
- 1M
- 0.91%
- YTD
- 11.87%
- 6M
- 14.55%
- 1Y
- 18.16%
- 3Y*
- 13.29%
- 5Y*
- 13.02%
- 10Y*
- 5.07%
^GSPC
- 1D
- -2.64%
- 1M
- 0.25%
- YTD
- 7.86%
- 6M
- 7.47%
- 1Y
- 24.32%
- 3Y*
- 19.90%
- 5Y*
- 11.79%
- 10Y*
- 13.33%
VMNIX vs. ^GSPC - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VMNIX Vanguard Market Neutral Fund Institutional Shares | 11.87% | 9.36% | 5.84% | 12.33% | 13.47% | 23.39% | -11.58% | -9.48% | 0.66% | -4.83% |
^GSPC S&P 500 Index | 7.86% | 16.39% | 23.31% | 24.23% | -19.44% | 26.89% | 16.26% | 28.88% | -6.24% | 19.42% |
Correlation
The correlation between VMNIX and ^GSPC is -0.01, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | -0.01 |
Correlation (3Y) Calculated over the trailing 3-year period | -0.01 |
Correlation (5Y) Calculated over the trailing 5-year period | -0.02 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.06 |
Correlation (All Time) Calculated using the full available price history since Oct 27, 1998 | 0.01 |
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Return for Risk
VMNIX vs. ^GSPC — Risk / Return Rank
VMNIX
^GSPC
VMNIX vs. ^GSPC - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Market Neutral Fund Institutional Shares (VMNIX) and S&P 500 Index (^GSPC). 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.
| VMNIX | ^GSPC | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.36 | ||
| Sortino ratioReturn per unit of downside risk | +0.84 | ||
| Omega ratioGain probability vs. loss probability | 1.43 | 1.36 | +0.07 |
| Calmar ratioReturn relative to maximum drawdown | 3.93 | 2.69 | +1.24 |
| Martin ratioReturn relative to average drawdown | 10.98 | 12.34 | -1.37 |
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
| VMNIX | ^GSPC | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.37 | 2.01 | +0.36 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 1.81 | 0.70 | +1.11 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.79 | 0.74 | +0.05 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.34 | 0.47 | -0.13 |
Drawdowns
VMNIX vs. ^GSPC - Drawdown Comparison
The maximum VMNIX drawdown since its inception was -27.90%, smaller than the maximum ^GSPC drawdown of -56.78%. Use the drawdown chart below to compare losses from any high point for VMNIX and ^GSPC.
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Drawdown Indicators
| VMNIX | ^GSPC | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -27.90% | -56.78% | +28.88% |
Max Drawdown (1Y)Largest decline over 1 year | -4.67% | -9.10% | +4.43% |
Max Drawdown (3Y)Largest decline over 3 years | -5.36% | -18.90% | +13.54% |
Max Drawdown (5Y)Largest decline over 5 years | -6.69% | -25.43% | +18.74% |
Max Drawdown (10Y)Largest decline over 10 years | -24.95% | -33.92% | +8.97% |
Current DrawdownCurrent decline from peak | -0.19% | -2.97% | +2.78% |
Average DrawdownAverage peak-to-trough decline | -8.76% | -10.72% | +1.96% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.67% | 1.97% | -0.30% |
Volatility
VMNIX vs. ^GSPC - Volatility Comparison
The current volatility for Vanguard Market Neutral Fund Institutional Shares (VMNIX) is 1.99%, while S&P 500 Index (^GSPC) has a volatility of 3.82%. This indicates that VMNIX experiences smaller price fluctuations and is considered to be less risky than ^GSPC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VMNIX | ^GSPC | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.99% | 3.82% | -1.83% |
Volatility (6M)Calculated over the trailing 6-month period | 5.73% | 9.41% | -3.68% |
Volatility (1Y)Calculated over the trailing 1-year period | 7.76% | 12.20% | -4.44% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 7.22% | 16.93% | -9.71% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 6.40% | 18.08% | -11.68% |
Frequently Asked Questions
VMNIX and ^GSPC have a correlation of -0.01, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
^GSPC has higher volatility (3.82%) compared to VMNIX (1.99%). In terms of maximum drawdown, VMNIX dropped -27.90% vs ^GSPC's -56.78%.
VMNIX currently has the higher Sharpe Ratio (2.37 vs 2.01), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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