Correlation Between Needham Aggressive and Tiaa-cref Equity

Can any of the company-specific risk be diversified away by investing in both Needham Aggressive and Tiaa-cref Equity 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 Needham Aggressive and Tiaa-cref Equity into the same portfolio, which is an essential part of the fundamental portfolio management process.

By analyzing existing cross correlation between Needham Aggressive Growth and Tiaa Cref Equity Index, you can compare the effects of market volatilities on Needham Aggressive and Tiaa-cref Equity 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 Needham Aggressive with a short position of Tiaa-cref Equity. Check out your portfolio center. Please also check ongoing floating volatility patterns of Needham Aggressive and Tiaa-cref Equity.

Diversification Opportunities for Needham Aggressive and Tiaa-cref Equity

0.95

Correlation Coefficient

Needham Aggressive  Tiaa-cref Equity

Almost no diversification

The 3 months correlation between Needham and Tiaa-cref is 0.95. Overlapping area represents the amount of risk that can be diversified away by holding Needham Aggressive Growth and Tiaa Cref Equity Index in the same portfolio, assuming nothing else is changed. The correlation between historical prices or returns on Tiaa Cref Equity and Needham Aggressive 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 Needham Aggressive Growth are associated (or correlated) with Tiaa-cref Equity. Values of the correlation coefficient range from -1 to +1, where. The correlation of zero (0) is possible when the price movement of Tiaa Cref Equity has no effect on the direction of Needham Aggressive i.e., Needham Aggressive and Tiaa-cref Equity go up and down completely randomly.

Pair Corralation between Needham Aggressive and Tiaa-cref Equity

Assuming the 90 days horizon Needham Aggressive Growth is expected to generate 1.79 times more return on investment than Tiaa-cref Equity. However, Needham Aggressive is 1.79 times more volatile than Tiaa Cref Equity Index. It trades about 0.04 of its potential returns per unit of risk. Tiaa Cref Equity Index is currently generating about 0.02 per unit of risk. If you would invest  6,028  in Needham Aggressive Growth on July 20, 2025 and sell it today you would earn a total of  60.00  from holding Needham Aggressive Growth or generate 1.0% return on investment over 90 days.

Time Period	3 Months [change]
Direction	Moves Together
Strength	Very Strong
Accuracy	95.65%
Values	Daily Returns

Needham Aggressive Growth  vs.  Tiaa Cref Equity Index

Needham Aggressive Growth

Risk-Adjusted Performance

Fair

Compared to the overall equity markets, risk-adjusted returns on investments in Needham Aggressive Growth are ranked lower than 8 (%) of all funds and portfolios of funds over the last 90 days. In spite of fairly weak forward indicators, Needham Aggressive may actually be approaching a critical reversion point that can send shares even higher in November 2025.

Tiaa Cref Equity

Risk-Adjusted Performance

Fair

Compared to the overall equity markets, risk-adjusted returns on investments in Tiaa Cref Equity Index are ranked lower than 10 (%) of all funds and portfolios of funds over the last 90 days. In spite of fairly strong forward indicators, Tiaa-cref Equity is not utilizing all of its potentials. The current stock price disturbance, may contribute to short-term losses for the investors.

Pair Trading with Needham Aggressive and Tiaa-cref Equity

The main advantage of trading using opposite Needham Aggressive and Tiaa-cref Equity positions is that it hedges away some unsystematic risk. Because of two separate transactions, even if Needham Aggressive position performs unexpectedly, Tiaa-cref Equity 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 Tiaa-cref Equity will offset losses from the drop in Tiaa-cref Equity's long position.

The idea behind Needham Aggressive Growth and Tiaa Cref Equity Index 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 Equity Analysis module to research over 250,000 global equities including funds, stocks and ETFs to find investment opportunities.