Westpac Banking (STU:WBC) Beta: 0.5853 (As of Jun. 24, 2026)

Westpac Banking  (STU:WBC) Beta Explanation

Beta is a measure of the volatility, or systematic risk, of a security or a portfolio in comparison to the market as a whole. We usually compare beta to 1. A beta of 1 indicates that the security's price will move with the market. A beta of less than 1 means that the security will be less volatile than the market. A beta of greater than 1 indicates that the security's price will be more volatile than the market.

Beta is primarily used in the Capital Asset Pricing Model (CAPM) to calculate the Cost of Equity, which can be used in the calculation of WACC %. The formula of Cost of Equity is:
Cost of Equity = Risk-Free Rate of Return + Beta of Asset * (Expected Return of the Market - Risk-Free Rate of Return)

Westpac Banking Beta Related Terms

The historical data trend for Westpac Banking's Beta can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Westpac Banking Beta Chart

Westpac Banking Annual Data
	Trend	Sep16	Sep17	Sep18	Sep19	Sep20	Sep21	Sep22	Sep23	Sep24	Sep25
Beta		Get a 7-Day Free Trial					0.97	1.21	1.05	1.24	0.86

Westpac Banking Semi-Annual Data
	Sep16	Mar17	Sep17	Mar18	Sep18	Mar19	Sep19	Mar20	Sep20	Mar21	Sep21	Mar22	Sep22	Mar23	Sep23	Mar24	Sep24	Mar25	Sep25	Mar26
Beta	Get a 7-Day Free Trial															1.21	1.24	1.04	0.86	0.76

STU:WBC vs JPM, BAC, WFC: Beta Comparison

For the Banks - Diversified subindustry, Westpac Banking's Beta, along with its competitors' market caps and Beta data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.

Westpac Banking Beta vs Banks Industry

For the Banks industry and Financial Services sector, Westpac Banking's Beta distribution charts can be found below:

* The bar in red indicates where Westpac Banking's Beta falls into.

Westpac Banking Beta Calculation

Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. A stock's beta can be calculated by dividing the product of the covariance of the individual stock's returns and the market's returns by the variance of the market's returns over a specified period. Basically, GuruFocus uses the returns calculated over three-year period.

Westpac Banking Business Description