Correlation Between Berkshire Hathaway and Cognizant Technology

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

By analyzing existing cross correlation between Berkshire Hathaway and Cognizant Technology Solutions, you can compare the effects of market volatilities on Berkshire Hathaway and Cognizant Technology 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 Berkshire Hathaway with a short position of Cognizant Technology. Check out your portfolio center. Please also check ongoing floating volatility patterns of Berkshire Hathaway and Cognizant Technology.

Diversification Opportunities for Berkshire Hathaway and Cognizant Technology

-0.81

Correlation Coefficient

Berkshire Hathaway  Cognizant Technology

Pay attention - limited upside

The 3 months correlation between Berkshire and Cognizant is -0.81. Overlapping area represents the amount of risk that can be diversified away by holding Berkshire Hathaway and Cognizant Technology Solutions in the same portfolio, assuming nothing else is changed. The correlation between historical prices or returns on Cognizant Technology and Berkshire Hathaway 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 Berkshire Hathaway are associated (or correlated) with Cognizant Technology. Values of the correlation coefficient range from -1 to +1, where. The correlation of zero (0) is possible when the price movement of Cognizant Technology has no effect on the direction of Berkshire Hathaway i.e., Berkshire Hathaway and Cognizant Technology go up and down completely randomly.

Pair Corralation between Berkshire Hathaway and Cognizant Technology

Assuming the 90 days trading horizon Berkshire Hathaway is expected to under-perform the Cognizant Technology. In addition to that, Berkshire Hathaway is 18.61 times more volatile than Cognizant Technology Solutions. It trades about -0.23 of its total potential returns per unit of risk. Cognizant Technology Solutions is currently generating about 0.13 per unit of volatility. If you would invest  139,399  in Cognizant Technology Solutions on April 25, 2025 and sell it today you would earn a total of  601.00  from holding Cognizant Technology Solutions or generate 0.43% return on investment over 90 days.

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

Berkshire Hathaway  vs.  Cognizant Technology Solutions

Berkshire Hathaway

Risk-Adjusted Performance

Very Weak

Over the last 90 days Berkshire Hathaway has generated negative risk-adjusted returns adding no value to investors with long positions. In spite of unsteady performance in the last few months, the Stock's basic indicators remain fairly strong which may send shares a bit higher in August 2025. The current disturbance may also be a sign of long term up-swing for the company investors.

Cognizant Technology

Risk-Adjusted Performance

OK

Compared to the overall equity markets, risk-adjusted returns on investments in Cognizant Technology Solutions are ranked lower than 9 (%) of all global equities and portfolios over the last 90 days. In spite of fairly strong basic indicators, Cognizant Technology is not utilizing all of its potentials. The current stock price disturbance, may contribute to short-term losses for the investors.

Pair Trading with Berkshire Hathaway and Cognizant Technology

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

The idea behind Berkshire Hathaway and Cognizant Technology Solutions 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.

Check out your portfolio center.

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 Bonds Directory module to find actively traded corporate debentures issued by US companies.