Correlation Between Westamerica Bancorporation and Commerce Bancshares

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

By analyzing existing cross correlation between Westamerica Bancorporation and Commerce Bancshares, you can compare the effects of market volatilities on Westamerica Bancorporation and Commerce Bancshares 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 Westamerica Bancorporation with a short position of Commerce Bancshares. Check out your portfolio center. Please also check ongoing floating volatility patterns of Westamerica Bancorporation and Commerce Bancshares.

Diversification Opportunities for Westamerica Bancorporation and Commerce Bancshares

0.75

Correlation Coefficient

Westamerica Bancorporation  Commerce Bancshares

Poor diversification

The 3 months correlation between Westamerica and Commerce is 0.75. Overlapping area represents the amount of risk that can be diversified away by holding Westamerica Bancorp. and Commerce Bancshares in the same portfolio, assuming nothing else is changed. The correlation between historical prices or returns on Commerce Bancshares and Westamerica Bancorporation 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 Westamerica Bancorporation are associated (or correlated) with Commerce Bancshares. Values of the correlation coefficient range from -1 to +1, where. The correlation of zero (0) is possible when the price movement of Commerce Bancshares has no effect on the direction of Westamerica Bancorporation i.e., Westamerica Bancorporation and Commerce Bancshares go up and down completely randomly.

Pair Corralation between Westamerica Bancorporation and Commerce Bancshares

Given the investment horizon of 90 days Westamerica Bancorporation is expected to generate 1.04 times more return on investment than Commerce Bancshares. However, Westamerica Bancorporation is 1.04 times more volatile than Commerce Bancshares. It trades about -0.01 of its potential returns per unit of risk. Commerce Bancshares is currently generating about -0.02 per unit of risk. If you would invest  4,845  in Westamerica Bancorporation on May 7, 2025 and sell it today you would lose (58.00) from holding Westamerica Bancorporation or give up 1.2% of portfolio value over 90 days.

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

Westamerica Bancorp.  vs.  Commerce Bancshares

Westamerica Bancorporation

Risk-Adjusted Performance

Weakest

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

Commerce Bancshares

Risk-Adjusted Performance

Weakest

Over the last 90 days Commerce Bancshares has generated negative risk-adjusted returns adding no value to investors with long positions. Despite fairly strong basic indicators, Commerce Bancshares is not utilizing all of its potentials. The current stock price confusion, may contribute to short-horizon losses for the traders.

Pair Trading with Westamerica Bancorporation and Commerce Bancshares

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

The idea behind Westamerica Bancorporation and Commerce Bancshares 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 My Watchlist Analysis module to analyze my current watchlist and to refresh optimization strategy. Macroaxis watchlist is based on self-learning algorithm to remember stocks you like.