Correlation Between GM and JA Solar

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

By analyzing existing cross correlation between General Motors and JA Solar Technology, you can compare the effects of market volatilities on GM and JA Solar 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 GM with a short position of JA Solar. Check out your portfolio center. Please also check ongoing floating volatility patterns of GM and JA Solar.

Diversification Opportunities for GM and JA Solar

0.79

Correlation Coefficient

GM  JA Solar

Poor diversification

The 3 months correlation between GM and 002459 is 0.79. Overlapping area represents the amount of risk that can be diversified away by holding General Motors and JA Solar Technology in the same portfolio, assuming nothing else is changed. The correlation between historical prices or returns on JA Solar Technology and GM 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 General Motors are associated (or correlated) with JA Solar. Values of the correlation coefficient range from -1 to +1, where. The correlation of zero (0) is possible when the price movement of JA Solar Technology has no effect on the direction of GM i.e., GM and JA Solar go up and down completely randomly.

Pair Corralation between GM and JA Solar

Allowing for the 90-day total investment horizon General Motors is expected to generate 1.04 times more return on investment than JA Solar. However, GM is 1.04 times more volatile than JA Solar Technology. It trades about -0.15 of its potential returns per unit of risk. JA Solar Technology is currently generating about -0.22 per unit of risk. If you would invest  5,749  in General Motors on September 15, 2024 and sell it today you would lose (496.00) from holding General Motors or give up 8.63% of portfolio value over 90 days.

Time Period	3 Months [change]
Direction	Moves Together
Strength	Significant
Accuracy	91.3%
Values	Daily Returns

General Motors  vs.  JA Solar Technology

General Motors

Risk-Adjusted Performance

6 of 100

Modest

Compared to the overall equity markets, risk-adjusted returns on investments in General Motors are ranked lower than 6 (%) of all global equities and portfolios over the last 90 days. In spite of very weak primary indicators, GM displayed solid returns over the last few months and may actually be approaching a breakup point.

JA Solar Technology

Risk-Adjusted Performance

14 of 100

Good

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

Pair Trading with GM and JA Solar

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

The idea behind General Motors and JA Solar Technology 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 Volatility module to check portfolio volatility and analyze historical return density to properly model market risk.