Correlation Between ATT and Spirent Communications

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

By analyzing existing cross correlation between ATT Inc and Spirent Communications plc, you can compare the effects of market volatilities on ATT and Spirent Communications 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 ATT with a short position of Spirent Communications. Check out your portfolio center. Please also check ongoing floating volatility patterns of ATT and Spirent Communications.

Diversification Opportunities for ATT and Spirent Communications

0.18

Correlation Coefficient

ATT  Spirent Communications

Average diversification

The 3 months correlation between ATT and Spirent is 0.18. Overlapping area represents the amount of risk that can be diversified away by holding ATT Inc and Spirent Communications plc in the same portfolio, assuming nothing else is changed. The correlation between historical prices or returns on Spirent Communications and ATT 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 ATT Inc are associated (or correlated) with Spirent Communications. Values of the correlation coefficient range from -1 to +1, where. The correlation of zero (0) is possible when the price movement of Spirent Communications has no effect on the direction of ATT i.e., ATT and Spirent Communications go up and down completely randomly.

Pair Corralation between ATT and Spirent Communications

Assuming the 90 days trading horizon ATT Inc is expected to under-perform the Spirent Communications. But the stock apears to be less risky and, when comparing its historical volatility, ATT Inc is 1.84 times less risky than Spirent Communications. The stock trades about 0.0 of its potential returns per unit of risk. The Spirent Communications plc is currently generating about 0.07 of returns per unit of risk over similar time horizon. If you would invest  202.00  in Spirent Communications plc on April 23, 2025 and sell it today you would earn a total of  20.00  from holding Spirent Communications plc or generate 9.9% return on investment over 90 days.

Time Period	3 Months [change]
Direction	Moves Together
Strength	Insignificant
Accuracy	98.44%
Values	Daily Returns

ATT Inc  vs.  Spirent Communications plc

ATT Inc

Risk-Adjusted Performance

Very Weak

Over the last 90 days ATT Inc has generated negative risk-adjusted returns adding no value to investors with long positions. In spite of rather sound basic indicators, ATT is not utilizing all of its potentials. The current stock price tumult, may contribute to shorter-term losses for the shareholders.

Spirent Communications

Risk-Adjusted Performance

Modest

Compared to the overall equity markets, risk-adjusted returns on investments in Spirent Communications plc are ranked lower than 5 (%) of all global equities and portfolios over the last 90 days. Despite nearly fragile basic indicators, Spirent Communications may actually be approaching a critical reversion point that can send shares even higher in August 2025.

Pair Trading with ATT and Spirent Communications

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

The idea behind ATT Inc and Spirent Communications plc 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 Competition Analyzer module to analyze and compare many basic indicators for a group of related or unrelated entities.