Correlation Between Martin Marietta and Global Ship

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

By analyzing existing cross correlation between Martin Marietta Materials and Global Ship Lease, you can compare the effects of market volatilities on Martin Marietta and Global Ship 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 Martin Marietta with a short position of Global Ship. Check out your portfolio center. Please also check ongoing floating volatility patterns of Martin Marietta and Global Ship.

Diversification Opportunities for Martin Marietta and Global Ship

0.49

Correlation Coefficient

Martin Marietta  Global Ship

Very weak diversification

The 3 months correlation between Martin and Global is 0.49. Overlapping area represents the amount of risk that can be diversified away by holding Martin Marietta Materials and Global Ship Lease in the same portfolio, assuming nothing else is changed. The correlation between historical prices or returns on Global Ship Lease and Martin Marietta 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 Martin Marietta Materials are associated (or correlated) with Global Ship. Values of the correlation coefficient range from -1 to +1, where. The correlation of zero (0) is possible when the price movement of Global Ship Lease has no effect on the direction of Martin Marietta i.e., Martin Marietta and Global Ship go up and down completely randomly.

Pair Corralation between Martin Marietta and Global Ship

Assuming the 90 days trading horizon Martin Marietta is expected to generate 3.34 times less return on investment than Global Ship. But when comparing it to its historical volatility, Martin Marietta Materials is 1.17 times less risky than Global Ship. It trades about 0.09 of its potential returns per unit of risk. Global Ship Lease is currently generating about 0.26 of returns per unit of risk over similar time horizon. If you would invest  1,776  in Global Ship Lease on April 24, 2025 and sell it today you would earn a total of  610.00  from holding Global Ship Lease or generate 34.35% return on investment over 90 days.

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

Martin Marietta Materials  vs.  Global Ship Lease

Martin Marietta Materials

Risk-Adjusted Performance

OK

Compared to the overall equity markets, risk-adjusted returns on investments in Martin Marietta Materials are ranked lower than 7 (%) of all global equities and portfolios over the last 90 days. In spite of comparatively fragile basic indicators, Martin Marietta may actually be approaching a critical reversion point that can send shares even higher in August 2025.

Global Ship Lease

Risk-Adjusted Performance

Solid

Compared to the overall equity markets, risk-adjusted returns on investments in Global Ship Lease are ranked lower than 20 (%) of all global equities and portfolios over the last 90 days. Despite nearly fragile basic indicators, Global Ship reported solid returns over the last few months and may actually be approaching a breakup point.

Pair Trading with Martin Marietta and Global Ship

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

The idea behind Martin Marietta Materials and Global Ship Lease 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 Comparator module to compare the composition, asset allocations and performance of any two portfolios in your account.