Correlation Between STMicroelectronics and Ashtead Group

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

By analyzing existing cross correlation between STMicroelectronics NV and Ashtead Group PLC, you can compare the effects of market volatilities on STMicroelectronics and Ashtead Group 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 STMicroelectronics with a short position of Ashtead Group. Check out your portfolio center. Please also check ongoing floating volatility patterns of STMicroelectronics and Ashtead Group.

Diversification Opportunities for STMicroelectronics and Ashtead Group

0.94

Correlation Coefficient

STMicroelectronics  Ashtead Group

Almost no diversification

The 3 months correlation between STMicroelectronics and Ashtead is 0.94. Overlapping area represents the amount of risk that can be diversified away by holding STMicroelectronics NV and Ashtead Group PLC in the same portfolio, assuming nothing else is changed. The correlation between historical prices or returns on Ashtead Group PLC and STMicroelectronics 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 STMicroelectronics NV are associated (or correlated) with Ashtead Group. Values of the correlation coefficient range from -1 to +1, where. The correlation of zero (0) is possible when the price movement of Ashtead Group PLC has no effect on the direction of STMicroelectronics i.e., STMicroelectronics and Ashtead Group go up and down completely randomly.

Pair Corralation between STMicroelectronics and Ashtead Group

Assuming the 90 days trading horizon STMicroelectronics NV is expected to generate 1.54 times more return on investment than Ashtead Group. However, STMicroelectronics is 1.54 times more volatile than Ashtead Group PLC. It trades about 0.27 of its potential returns per unit of risk. Ashtead Group PLC is currently generating about 0.19 per unit of risk. If you would invest  1,746  in STMicroelectronics NV on April 20, 2025 and sell it today you would earn a total of  1,027  from holding STMicroelectronics NV or generate 58.82% return on investment over 90 days.

Time Period	3 Months [change]
Direction	Moves Together
Strength	Very Strong
Accuracy	98.41%
Values	Daily Returns

STMicroelectronics NV  vs.  Ashtead Group PLC

STMicroelectronics

Risk-Adjusted Performance

Solid

Compared to the overall equity markets, risk-adjusted returns on investments in STMicroelectronics NV are ranked lower than 21 (%) of all global equities and portfolios over the last 90 days. In spite of comparatively uncertain basic indicators, STMicroelectronics unveiled solid returns over the last few months and may actually be approaching a breakup point.

Ashtead Group PLC

Risk-Adjusted Performance

Good

Compared to the overall equity markets, risk-adjusted returns on investments in Ashtead Group PLC are ranked lower than 14 (%) of all global equities and portfolios over the last 90 days. In spite of rather uncertain technical and fundamental indicators, Ashtead Group exhibited solid returns over the last few months and may actually be approaching a breakup point.

Pair Trading with STMicroelectronics and Ashtead Group

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

The idea behind STMicroelectronics NV and Ashtead Group PLC 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 Bonds Directory module to find actively traded corporate debentures issued by US companies.