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^XSP vs. VIIIX
Performance
Risk-Adjusted Performance
Drawdowns
Volatility

Correlation

The correlation between ^XSP and VIIIX is 1.00, 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.


-0.50.00.51.0
Correlation: 1.0

Performance

^XSP vs. VIIIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in S&P 500 Mini-SPX Options Index (^XSP) and Vanguard Institutional Index Fund Institutional Plus Shares (VIIIX). The values are adjusted to include any dividend payments, if applicable.

25.00%30.00%35.00%40.00%45.00%50.00%55.00%60.00%NovemberDecember2025FebruaryMarchApril
41.61%
38.70%
^XSP
VIIIX

Key characteristics

Sharpe Ratio

^XSP:

0.46

VIIIX:

0.47

Sortino Ratio

^XSP:

0.77

VIIIX:

0.78

Omega Ratio

^XSP:

1.11

VIIIX:

1.11

Calmar Ratio

^XSP:

0.47

VIIIX:

0.48

Martin Ratio

^XSP:

1.94

VIIIX:

1.96

Ulcer Index

^XSP:

4.61%

VIIIX:

4.63%

Daily Std Dev

^XSP:

19.44%

VIIIX:

19.53%

Max Drawdown

^XSP:

-25.43%

VIIIX:

-55.18%

Current Drawdown

^XSP:

-10.07%

VIIIX:

-10.01%

Returns By Period

The year-to-date returns for both investments are quite close, with ^XSP having a -6.06% return and VIIIX slightly higher at -5.85%.


^XSP

YTD

-6.06%

1M

-3.27%

6M

-4.87%

1Y

9.44%

5Y*

N/A

10Y*

N/A

VIIIX

YTD

-5.85%

1M

-3.19%

6M

-5.42%

1Y

9.55%

5Y*

13.92%

10Y*

10.81%

*Annualized

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Risk-Adjusted Performance

^XSP vs. VIIIX — Risk-Adjusted Performance Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

^XSP
The Risk-Adjusted Performance Rank of ^XSP is 6969
Overall Rank
The Sharpe Ratio Rank of ^XSP is 6767
Sharpe Ratio Rank
The Sortino Ratio Rank of ^XSP is 6464
Sortino Ratio Rank
The Omega Ratio Rank of ^XSP is 6868
Omega Ratio Rank
The Calmar Ratio Rank of ^XSP is 7171
Calmar Ratio Rank
The Martin Ratio Rank of ^XSP is 7373
Martin Ratio Rank

VIIIX
The Risk-Adjusted Performance Rank of VIIIX is 5656
Overall Rank
The Sharpe Ratio Rank of VIIIX is 5252
Sharpe Ratio Rank
The Sortino Ratio Rank of VIIIX is 5353
Sortino Ratio Rank
The Omega Ratio Rank of VIIIX is 5656
Omega Ratio Rank
The Calmar Ratio Rank of VIIIX is 6262
Calmar Ratio Rank
The Martin Ratio Rank of VIIIX is 5757
Martin Ratio Rank
The risk-adjusted ranks indicate the investment's position relative to the market. A rank closer to 100 signifies top-performing investments, while a rank closer to 0 might suggest underperformance, based on the selected ratio. The values are calculated based on the past 12 months of returns.

^XSP vs. VIIIX - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for S&P 500 Mini-SPX Options Index (^XSP) and Vanguard Institutional Index Fund Institutional Plus Shares (VIIIX). 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.


The chart of Sharpe ratio for ^XSP, currently valued at 0.46, compared to the broader market-0.500.000.501.001.50
^XSP: 0.46
VIIIX: 0.47
The chart of Sortino ratio for ^XSP, currently valued at 0.77, compared to the broader market-1.00-0.500.000.501.001.502.00
^XSP: 0.77
VIIIX: 0.78
The chart of Omega ratio for ^XSP, currently valued at 1.11, compared to the broader market0.901.001.101.201.30
^XSP: 1.11
VIIIX: 1.11
The chart of Calmar ratio for ^XSP, currently valued at 0.47, compared to the broader market-0.500.000.501.00
^XSP: 0.47
VIIIX: 0.48
The chart of Martin ratio for ^XSP, currently valued at 1.94, compared to the broader market0.002.004.006.00
^XSP: 1.94
VIIIX: 1.96

The current ^XSP Sharpe Ratio is 0.46, which is comparable to the VIIIX Sharpe Ratio of 0.47. The chart below compares the historical Sharpe Ratios of ^XSP and VIIIX, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


Rolling 12-month Sharpe Ratio0.001.002.003.00NovemberDecember2025FebruaryMarchApril
0.46
0.47
^XSP
VIIIX

Drawdowns

^XSP vs. VIIIX - Drawdown Comparison

The maximum ^XSP drawdown since its inception was -25.43%, smaller than the maximum VIIIX drawdown of -55.18%. Use the drawdown chart below to compare losses from any high point for ^XSP and VIIIX. For additional features, visit the drawdowns tool.


-20.00%-15.00%-10.00%-5.00%0.00%NovemberDecember2025FebruaryMarchApril
-10.07%
-10.01%
^XSP
VIIIX

Volatility

^XSP vs. VIIIX - Volatility Comparison

S&P 500 Mini-SPX Options Index (^XSP) and Vanguard Institutional Index Fund Institutional Plus Shares (VIIIX) have volatilities of 14.23% and 14.21%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.


2.00%4.00%6.00%8.00%10.00%12.00%14.00%NovemberDecember2025FebruaryMarchApril
14.23%
14.21%
^XSP
VIIIX