Correlation Between Airports and Air Transport

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

By analyzing existing cross correlation between Airports of Thailand and Air Transport Services, you can compare the effects of market volatilities on Airports and Air Transport 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 Airports with a short position of Air Transport. Check out your portfolio center. Please also check ongoing floating volatility patterns of Airports and Air Transport.

Diversification Opportunities for Airports and Air Transport

0.7

Correlation Coefficient

Airports  Air Transport

Poor diversification

The 3 months correlation between Airports and Air is 0.7. Overlapping area represents the amount of risk that can be diversified away by holding Airports of Thailand and Air Transport Services in the same portfolio, assuming nothing else is changed. The correlation between historical prices or returns on Air Transport Services and Airports 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 Airports of Thailand are associated (or correlated) with Air Transport. Values of the correlation coefficient range from -1 to +1, where. The correlation of zero (0) is possible when the price movement of Air Transport Services has no effect on the direction of Airports i.e., Airports and Air Transport go up and down completely randomly.

Pair Corralation between Airports and Air Transport

Assuming the 90 days trading horizon Airports of Thailand is expected to under-perform the Air Transport. In addition to that, Airports is 4.69 times more volatile than Air Transport Services. It trades about -0.23 of its total potential returns per unit of risk. Air Transport Services is currently generating about -0.04 per unit of volatility. If you would invest  2,100  in Air Transport Services on December 29, 2024 and sell it today you would lose (40.00) from holding Air Transport Services or give up 1.9% of portfolio value over 90 days.

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

Airports of Thailand  vs.  Air Transport Services

Airports of Thailand

Risk-Adjusted Performance

Very Weak

Over the last 90 days Airports of Thailand has generated negative risk-adjusted returns adding no value to investors with long positions. Despite uncertain performance in the last few months, the Stock's basic indicators remain nearly stable which may send shares a bit higher in April 2025. The current disturbance may also be a sign of long-run up-swing for the company stockholders.

Air Transport Services

Risk-Adjusted Performance

Very Weak

Over the last 90 days Air Transport Services has generated negative risk-adjusted returns adding no value to investors with long positions. Despite nearly stable basic indicators, Air Transport is not utilizing all of its potentials. The newest stock price disturbance, may contribute to mid-run losses for the stockholders.

Pair Trading with Airports and Air Transport

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

The idea behind Airports of Thailand and Air Transport Services 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 Idea Analyzer module to analyze all characteristics, volatility and risk-adjusted return of Macroaxis ideas.