Correlation Between STMicroelectronics and Advantest

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

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

Diversification Opportunities for STMicroelectronics and Advantest

0.69

Correlation Coefficient

STMicroelectronics  Advantest

Poor diversification

The 3 months correlation between STMicroelectronics and Advantest is 0.69. Overlapping area represents the amount of risk that can be diversified away by holding STMicroelectronics NV and Advantest in the same portfolio, assuming nothing else is changed. The correlation between historical prices or returns on Advantest 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 Advantest. Values of the correlation coefficient range from -1 to +1, where. The correlation of zero (0) is possible when the price movement of Advantest has no effect on the direction of STMicroelectronics i.e., STMicroelectronics and Advantest go up and down completely randomly.

Pair Corralation between STMicroelectronics and Advantest

Assuming the 90 days horizon STMicroelectronics is expected to generate 5.19 times less return on investment than Advantest. But when comparing it to its historical volatility, STMicroelectronics NV is 1.32 times less risky than Advantest. It trades about 0.05 of its potential returns per unit of risk. Advantest is currently generating about 0.19 of returns per unit of risk over similar time horizon. If you would invest  4,200  in Advantest on May 7, 2025 and sell it today you would earn a total of  2,592  from holding Advantest or generate 61.71% return on investment over 90 days.

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

STMicroelectronics NV  vs.  Advantest

STMicroelectronics

Risk-Adjusted Performance

Soft

Compared to the overall equity markets, risk-adjusted returns on investments in STMicroelectronics NV are ranked lower than 3 (%) of all global equities and portfolios over the last 90 days. Despite nearly weak technical and fundamental indicators, STMicroelectronics may actually be approaching a critical reversion point that can send shares even higher in September 2025.

Advantest

Risk-Adjusted Performance

Good

Compared to the overall equity markets, risk-adjusted returns on investments in Advantest are ranked lower than 14 (%) of all global equities and portfolios over the last 90 days. Despite nearly weak basic indicators, Advantest reported solid returns over the last few months and may actually be approaching a breakup point.

Pair Trading with STMicroelectronics and Advantest

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

The idea behind STMicroelectronics NV and Advantest 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.

Check out your portfolio center.

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 Suggestion module to get suggestions outside of your existing asset allocation including your own model portfolios.