Correlation Between GM and Digital Realty

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

By analyzing existing cross correlation between General Motors and Digital Realty Trust, you can compare the effects of market volatilities on GM and Digital Realty 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 Digital Realty. Check out your portfolio center. Please also check ongoing floating volatility patterns of GM and Digital Realty.

Diversification Opportunities for GM and Digital Realty

-0.61

Correlation Coefficient

GM  Digital Realty

Excellent diversification

The 3 months correlation between GM and Digital is -0.61. Overlapping area represents the amount of risk that can be diversified away by holding General Motors and Digital Realty Trust in the same portfolio, assuming nothing else is changed. The correlation between historical prices or returns on Digital Realty Trust 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 Digital Realty. Values of the correlation coefficient range from -1 to +1, where. The correlation of zero (0) is possible when the price movement of Digital Realty Trust has no effect on the direction of GM i.e., GM and Digital Realty go up and down completely randomly.

Pair Corralation between GM and Digital Realty

Allowing for the 90-day total investment horizon General Motors is expected to generate 3.77 times more return on investment than Digital Realty. However, GM is 3.77 times more volatile than Digital Realty Trust. It trades about 0.1 of its potential returns per unit of risk. Digital Realty Trust is currently generating about 0.02 per unit of risk. If you would invest  4,829  in General Motors on September 3, 2024 and sell it today you would earn a total of  730.00  from holding General Motors or generate 15.12% return on investment over 90 days.

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

General Motors  vs.  Digital Realty Trust

General Motors

Risk-Adjusted Performance

7 of 100

OK

Compared to the overall equity markets, risk-adjusted returns on investments in General Motors are ranked lower than 7 (%) of all global equities and portfolios over the last 90 days. In spite of very unfluctuating primary indicators, GM displayed solid returns over the last few months and may actually be approaching a breakup point.

Digital Realty Trust

Risk-Adjusted Performance

1 of 100

Weak

Compared to the overall equity markets, risk-adjusted returns on investments in Digital Realty Trust are ranked lower than 1 (%) of all global equities and portfolios over the last 90 days. Even with relatively steady basic indicators, Digital Realty is not utilizing all of its potentials. The current stock price chaos, may contribute to medium-term losses for the stakeholders.

Pair Trading with GM and Digital Realty

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

The idea behind General Motors and Digital Realty Trust 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 Dashboard module to portfolio dashboard that provides centralized access to all your investments.