Correlation Between SL Green and Digital Realty

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

By analyzing existing cross correlation between SL Green Realty and Digital Realty Trust, you can compare the effects of market volatilities on SL Green 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 SL Green with a short position of Digital Realty. Check out your portfolio center. Please also check ongoing floating volatility patterns of SL Green and Digital Realty.

Diversification Opportunities for SL Green and Digital Realty

0.83

Correlation Coefficient

SL Green  Digital Realty

Very poor diversification

The 3 months correlation between GEI and Digital is 0.83. Overlapping area represents the amount of risk that can be diversified away by holding SL Green Realty 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 SL Green 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 SL Green Realty 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 SL Green i.e., SL Green and Digital Realty go up and down completely randomly.

Pair Corralation between SL Green and Digital Realty

Assuming the 90 days horizon SL Green Realty is expected to under-perform the Digital Realty. In addition to that, SL Green is 1.39 times more volatile than Digital Realty Trust. It trades about -0.18 of its total potential returns per unit of risk. Digital Realty Trust is currently generating about -0.08 per unit of volatility. If you would invest  17,533  in Digital Realty Trust on September 20, 2024 and sell it today you would lose (469.00) from holding Digital Realty Trust or give up 2.67% of portfolio value over 90 days.

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

SL Green Realty  vs.  Digital Realty Trust

SL Green Realty

Risk-Adjusted Performance

3 of 100

OK

Compared to the overall equity markets, risk-adjusted returns on investments in SL Green Realty are ranked lower than 3 (%) of all global equities and portfolios over the last 90 days. Despite nearly stable basic indicators, SL Green is not utilizing all of its potentials. The current stock price disturbance, may contribute to mid-run losses for the stockholders.

Digital Realty Trust

Risk-Adjusted Performance

14 of 100

Good

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

Pair Trading with SL Green and Digital Realty

The main advantage of trading using opposite SL Green and Digital Realty positions is that it hedges away some unsystematic risk. Because of two separate transactions, even if SL Green 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 SL Green Realty 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 Holdings module to check your current holdings and cash postion to detemine if your portfolio needs rebalancing.