Correlation Between Stock Index and Nasdaq-100 Index

Can any of the company-specific risk be diversified away by investing in both Stock Index and Nasdaq-100 Index at the same time? Although using a correlation coefficient on its own may not help to predict future stock returns, this module helps to understand the diversifiable risk of combining Stock Index and Nasdaq-100 Index into the same portfolio, which is an essential part of the fundamental portfolio management process.

By analyzing existing cross correlation between Stock Index Fund and Nasdaq 100 Index Fund, you can compare the effects of market volatilities on Stock Index and Nasdaq-100 Index and check how they will diversify away market risk if combined in the same portfolio for a given time horizon. You can also utilize pair trading strategies of matching a long position in Stock Index with a short position of Nasdaq-100 Index. Check out your portfolio center. Please also check ongoing floating volatility patterns of Stock Index and Nasdaq-100 Index.

Diversification Opportunities for Stock Index and Nasdaq-100 Index

0.97

Correlation Coefficient

Stock Index  Nasdaq-100 Index

Almost no diversification

The 3 months correlation between Stock and Nasdaq-100 is 0.97. Overlapping area represents the amount of risk that can be diversified away by holding Stock Index Fund and Nasdaq 100 Index Fund in the same portfolio, assuming nothing else is changed. The correlation between historical prices or returns on Nasdaq 100 Index and Stock Index is a relative statistical measure of the degree to which these equity instruments tend to move together. The correlation coefficient measures the extent to which returns on Stock Index Fund are associated (or correlated) with Nasdaq-100 Index. Values of the correlation coefficient range from -1 to +1, where. The correlation of zero (0) is possible when the price movement of Nasdaq 100 Index has no effect on the direction of Stock Index i.e., Stock Index and Nasdaq-100 Index go up and down completely randomly.

Pair Corralation between Stock Index and Nasdaq-100 Index

Assuming the 90 days horizon Stock Index is expected to generate 1.14 times less return on investment than Nasdaq-100 Index. But when comparing it to its historical volatility, Stock Index Fund is 1.18 times less risky than Nasdaq-100 Index. It trades about 0.22 of its potential returns per unit of risk. Nasdaq 100 Index Fund is currently generating about 0.21 of returns per unit of risk over similar time horizon. If you would invest  2,305  in Nasdaq 100 Index Fund on May 15, 2025 and sell it today you would earn a total of  238.00  from holding Nasdaq 100 Index Fund or generate 10.33% return on investment over 90 days.

Time Period	3 Months [change]
Direction	Moves Together
Strength	Very Strong
Accuracy	98.39%
Values	Daily Returns

Stock Index Fund  vs.  Nasdaq 100 Index Fund

Stock Index Fund

Risk-Adjusted Performance

Solid

Compared to the overall equity markets, risk-adjusted returns on investments in Stock Index Fund are ranked lower than 17 (%) of all funds and portfolios of funds over the last 90 days. In spite of fairly unsteady forward indicators, Stock Index may actually be approaching a critical reversion point that can send shares even higher in September 2025.

Nasdaq 100 Index

Risk-Adjusted Performance

Solid

Compared to the overall equity markets, risk-adjusted returns on investments in Nasdaq 100 Index Fund are ranked lower than 16 (%) of all funds and portfolios of funds over the last 90 days. In spite of fairly weak forward indicators, Nasdaq-100 Index may actually be approaching a critical reversion point that can send shares even higher in September 2025.

Pair Trading with Stock Index and Nasdaq-100 Index

The main advantage of trading using opposite Stock Index and Nasdaq-100 Index positions is that it hedges away some unsystematic risk. Because of two separate transactions, even if Stock Index position performs unexpectedly, Nasdaq-100 Index can make up some of the losses. Pair trading also minimizes risk from directional movements in the market. For example, if an entire industry or sector drops because of unexpected headlines, the short position in Nasdaq-100 Index will offset losses from the drop in Nasdaq-100 Index's long position.

The idea behind Stock Index Fund and Nasdaq 100 Index Fund pairs trading is to make the combined position market-neutral, meaning the overall market's direction will not affect its win or loss (or potential downside or upside). This can be achieved by designing a pairs trade with two highly correlated stocks or equities that operate in a similar space or sector, making it possible to obtain profits through simple and relatively low-risk investment.

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Note that this page's information should be used as a complementary analysis to find the right mix of equity instruments to add to your existing portfolios or create a brand new portfolio. You can also try the USA ETFs module to find actively traded Exchange Traded Funds (ETF) in USA.