Correlation Between IDX 30 and Bank Mandiri

Can any of the company-specific risk be diversified away by investing in both IDX 30 and Bank Mandiri 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 IDX 30 and Bank Mandiri into the same portfolio, which is an essential part of the fundamental portfolio management process.

By analyzing existing cross correlation between IDX 30 Jakarta and Bank Mandiri Persero, you can compare the effects of market volatilities on IDX 30 and Bank Mandiri 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 IDX 30 with a short position of Bank Mandiri. Check out your portfolio center. Please also check ongoing floating volatility patterns of IDX 30 and Bank Mandiri.

Diversification Opportunities for IDX 30 and Bank Mandiri

0.96

Correlation Coefficient

IDX 30  Bank Mandiri

Almost no diversification

The 3 months correlation between IDX and Bank is 0.96. Overlapping area represents the amount of risk that can be diversified away by holding IDX 30 Jakarta and Bank Mandiri Persero in the same portfolio, assuming nothing else is changed. The correlation between historical prices or returns on Bank Mandiri Persero and IDX 30 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 IDX 30 Jakarta are associated (or correlated) with Bank Mandiri. Values of the correlation coefficient range from -1 to +1, where. The correlation of zero (0) is possible when the price movement of Bank Mandiri Persero has no effect on the direction of IDX 30 i.e., IDX 30 and Bank Mandiri go up and down completely randomly.

Pair Corralation between IDX 30 and Bank Mandiri

Assuming the 90 days trading horizon IDX 30 Jakarta is expected to under-perform the Bank Mandiri. But the index apears to be less risky and, when comparing its historical volatility, IDX 30 Jakarta is 1.7 times less risky than Bank Mandiri. The index trades about -0.08 of its potential returns per unit of risk. The Bank Mandiri Persero is currently generating about -0.04 of returns per unit of risk over similar time horizon. If you would invest  570,000  in Bank Mandiri Persero on December 30, 2024 and sell it today you would lose (50,000) from holding Bank Mandiri Persero or give up 8.77% of portfolio value over 90 days.

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

IDX 30 Jakarta  vs.  Bank Mandiri Persero

Pair Trading with IDX 30 and Bank Mandiri

The main advantage of trading using opposite IDX 30 and Bank Mandiri positions is that it hedges away some unsystematic risk. Because of two separate transactions, even if IDX 30 position performs unexpectedly, Bank Mandiri 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 Bank Mandiri will offset losses from the drop in Bank Mandiri's long position.

The idea behind IDX 30 Jakarta and Bank Mandiri Persero 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 Global Correlations module to find global opportunities by holding instruments from different markets.