Correlation Between CHINA TELECOM and Charter Communications

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

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

Diversification Opportunities for CHINA TELECOM and Charter Communications

-0.08

Correlation Coefficient

CHINA TELECOM  Charter Communications

Good diversification

The 3 months correlation between CHINA and Charter is -0.08. Overlapping area represents the amount of risk that can be diversified away by holding CHINA TELECOM H and Charter Communications in the same portfolio, assuming nothing else is changed. The correlation between historical prices or returns on Charter Communications and CHINA TELECOM 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 CHINA TELECOM H are associated (or correlated) with Charter Communications. Values of the correlation coefficient range from -1 to +1, where. The correlation of zero (0) is possible when the price movement of Charter Communications has no effect on the direction of CHINA TELECOM i.e., CHINA TELECOM and Charter Communications go up and down completely randomly.

Pair Corralation between CHINA TELECOM and Charter Communications

Assuming the 90 days trading horizon CHINA TELECOM is expected to generate 1.62 times less return on investment than Charter Communications. In addition to that, CHINA TELECOM is 1.67 times more volatile than Charter Communications. It trades about 0.03 of its total potential returns per unit of risk. Charter Communications is currently generating about 0.09 per unit of volatility. If you would invest  28,875  in Charter Communications on April 20, 2025 and sell it today you would earn a total of  3,840  from holding Charter Communications or generate 13.3% return on investment over 90 days.

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

CHINA TELECOM H   vs.  Charter Communications

CHINA TELECOM H

Risk-Adjusted Performance

Weak

Compared to the overall equity markets, risk-adjusted returns on investments in CHINA TELECOM H are ranked lower than 2 (%) of all global equities and portfolios over the last 90 days. In spite of comparatively fragile technical indicators, CHINA TELECOM may actually be approaching a critical reversion point that can send shares even higher in August 2025.

Charter Communications

Risk-Adjusted Performance

OK

Compared to the overall equity markets, risk-adjusted returns on investments in Charter Communications are ranked lower than 7 (%) of all global equities and portfolios over the last 90 days. In spite of comparatively fragile basic indicators, Charter Communications unveiled solid returns over the last few months and may actually be approaching a breakup point.

Pair Trading with CHINA TELECOM and Charter Communications

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

The idea behind CHINA TELECOM H and Charter Communications 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.