Correlation Between Cohu and Aehr Test

Can any of the company-specific risk be diversified away by investing in both Cohu and Aehr Test 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 Cohu and Aehr Test into the same portfolio, which is an essential part of the fundamental portfolio management process.

By analyzing existing cross correlation between Cohu Inc and Aehr Test Systems, you can compare the effects of market volatilities on Cohu and Aehr Test 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 Cohu with a short position of Aehr Test. Check out your portfolio center. Please also check ongoing floating volatility patterns of Cohu and Aehr Test.

Diversification Opportunities for Cohu and Aehr Test

0.91

Correlation Coefficient

Cohu  Aehr Test

Almost no diversification

The 3 months correlation between Cohu and Aehr is 0.91. Overlapping area represents the amount of risk that can be diversified away by holding Cohu Inc and Aehr Test Systems in the same portfolio, assuming nothing else is changed. The correlation between historical prices or returns on Aehr Test Systems and Cohu 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 Cohu Inc are associated (or correlated) with Aehr Test. Values of the correlation coefficient range from -1 to +1, where. The correlation of zero (0) is possible when the price movement of Aehr Test Systems has no effect on the direction of Cohu i.e., Cohu and Aehr Test go up and down completely randomly.

Pair Corralation between Cohu and Aehr Test

Given the investment horizon of 90 days Cohu Inc is expected to generate 0.53 times more return on investment than Aehr Test. However, Cohu Inc is 1.87 times less risky than Aehr Test. It trades about -0.26 of its potential returns per unit of risk. Aehr Test Systems is currently generating about -0.16 per unit of risk. If you would invest  2,683  in Cohu Inc on December 27, 2024 and sell it today you would lose (1,064) from holding Cohu Inc or give up 39.66% of portfolio value over 90 days.

Time Period	3 Months [change]
Direction	Moves Together
Strength	Very Strong
Accuracy	100.0%
Values	Daily Returns

Cohu Inc  vs.  Aehr Test Systems

Cohu Inc

Risk-Adjusted Performance

Very Weak

Over the last 90 days Cohu Inc has generated negative risk-adjusted returns adding no value to investors with long positions. In spite of unfluctuating performance in the last few months, the Stock's technical indicators remain comparatively stable which may send shares a bit higher in April 2025. The newest uproar may also be a sign of mid-term up-swing for the firm private investors.

Aehr Test Systems

Risk-Adjusted Performance

Very Weak

Over the last 90 days Aehr Test Systems has generated negative risk-adjusted returns adding no value to investors with long positions. Even with weak performance in the last few months, the Stock's technical indicators remain relatively invariable which may send shares a bit higher in April 2025. The latest agitation may also be a sign of long-running up-swing for the enterprise retail investors.

Pair Trading with Cohu and Aehr Test

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

The idea behind Cohu Inc and Aehr Test Systems 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 Portfolio Manager module to state of the art Portfolio Manager to monitor and improve performance of your invested capital.