Correlation Between Westinghouse Air and ReWalk Robotics

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

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

Diversification Opportunities for Westinghouse Air and ReWalk Robotics

-0.83

Correlation Coefficient

Westinghouse Air  ReWalk Robotics

Pay attention - limited upside

The 3 months correlation between Westinghouse and ReWalk is -0.83. Overlapping area represents the amount of risk that can be diversified away by holding Westinghouse Air Brake and ReWalk Robotics in the same portfolio, assuming nothing else is changed. The correlation between historical prices or returns on ReWalk Robotics and Westinghouse Air 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 Westinghouse Air Brake are associated (or correlated) with ReWalk Robotics. Values of the correlation coefficient range from -1 to +1, where. The correlation of zero (0) is possible when the price movement of ReWalk Robotics has no effect on the direction of Westinghouse Air i.e., Westinghouse Air and ReWalk Robotics go up and down completely randomly.

Pair Corralation between Westinghouse Air and ReWalk Robotics

Considering the 90-day investment horizon Westinghouse Air Brake is expected to generate 0.27 times more return on investment than ReWalk Robotics. However, Westinghouse Air Brake is 3.69 times less risky than ReWalk Robotics. It trades about 0.11 of its potential returns per unit of risk. ReWalk Robotics is currently generating about -0.25 per unit of risk. If you would invest  17,914  in Westinghouse Air Brake on September 22, 2024 and sell it today you would earn a total of  1,389  from holding Westinghouse Air Brake or generate 7.75% return on investment over 90 days.

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

Westinghouse Air Brake  vs.  ReWalk Robotics

Westinghouse Air Brake

Risk-Adjusted Performance

8 of 100

OK

Compared to the overall equity markets, risk-adjusted returns on investments in Westinghouse Air Brake are ranked lower than 8 (%) of all global equities and portfolios over the last 90 days. Despite somewhat weak basic indicators, Westinghouse Air may actually be approaching a critical reversion point that can send shares even higher in January 2025.

ReWalk Robotics

Risk-Adjusted Performance

0 of 100

Very Weak

Over the last 90 days ReWalk Robotics has generated negative risk-adjusted returns adding no value to investors with long positions. In spite of weak performance in the last few months, the Stock's basic indicators remain rather sound which may send shares a bit higher in January 2025. The latest tumult may also be a sign of longer-term up-swing for the firm shareholders.

Pair Trading with Westinghouse Air and ReWalk Robotics

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

The idea behind Westinghouse Air Brake and ReWalk Robotics 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 Performance Analysis module to check effects of mean-variance optimization against your current asset allocation.