Sumitomo Mitsui Financial Group (STU:XMF) Beta: 0.5037 (As of Jun. 25, 2026)


STU:XMF Sumitomo Mitsui Financial Group Inc STU:XMF
61 GF Score
Price €34.77
GF Value €23.57
Valuation Significantly Overvalued
! 6 Warning Signs
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What is Sumitomo Mitsui Financial Group Beta?

Sumitomo Mitsui Financial Group STU:XMF -1.22% 61 Beta is 0.5037 as of Jun. 25, 2026. GuruFocus rates STU:XMF with a GF Score™ of 61/100 and a GF Value™ of €23.57 (Significantly Overvalued). The stock has 6 warning signs investors should review.

Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. As of today (2026-06-25), Sumitomo Mitsui Financial Group's Beta is 0.5037.


Sumitomo Mitsui Financial Group  (STU:XMF) 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)


Sumitomo Mitsui Financial Group Beta Related Terms


Sumitomo Mitsui Financial Group Beta Historical Data

* Premium members only.

The historical data trend for Sumitomo Mitsui Financial Group'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.

Sumitomo Mitsui Financial Group Beta Chart

Sumitomo Mitsui Financial Group Annual Data
Trend Mar17 Mar18 Mar19 Mar20 Mar21 Mar22 Mar23 Mar24 Mar25 Mar26
Beta
Get a 7-Day Free Trial Premium Member Only Premium Member Only 0.63 0.33 0.22 0.53 0.44

Sumitomo Mitsui Financial Group Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Beta Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 0.53 0.49 0.33 0.36 0.44

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

For the Banks - Diversified subindustry, Sumitomo Mitsui Financial Group'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.


Sumitomo Mitsui Financial Group Beta vs Banks Industry

For the Banks industry and Financial Services sector, Sumitomo Mitsui Financial Group's Beta distribution charts can be found below:

* The bar in red indicates where Sumitomo Mitsui Financial Group's Beta falls into.


STU:XMF
61GF Score
Sumitomo Mitsui Financial Group Inc STU:XMF
Beta is just one metric. See GF Score™, valuation, warning signs, and more.
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Sumitomo Mitsui Financial Group 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.

Frequently Asked Questions Learn more about Beta →
What does a Beta of 0.5037 mean?
Sumitomo Mitsui Financial Group (STU:XMF) has a Beta of 0.5037 as of Jun. 25, 2026. Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. View historical data for Sumitomo Mitsui Financial Group and its competitors.
Is Sumitomo Mitsui Financial Group's Beta too high?
Sumitomo Mitsui Financial Group's current Beta is 0.5037. Overall, Sumitomo Mitsui Financial Group has a GF Score™ of 61/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Sumitomo Mitsui Financial Group's Beta compare to JPM and BAC?
Sumitomo Mitsui Financial Group's Beta of 0.5037 can be compared against companies in the Banks industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Beta for a Banks company?
A good Beta depends on the Banks industry context. However, Beta should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Beta mean?
A high Beta can signal that a stock is expensive relative to its fundamentals. Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. View historical data for Sumitomo Mitsui Financial Group and its competitors. Sumitomo Mitsui Financial Group's current Beta is 0.5037. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Sumitomo Mitsui Financial Group stock overvalued right now?
Based on GuruFocus' analysis, Sumitomo Mitsui Financial Group (STU:XMF) is currently considered Significantly Overvalued. The stock's GF Value™ is €23.57, compared to a current price of €34.77 — trading 47.5% above its estimated fair value. The current Beta is 0.5037. Sumitomo Mitsui Financial Group's overall GF Score™ is 61/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Beta calculated?
Beta is calculated from a company's financial statements. For Sumitomo Mitsui Financial Group (STU:XMF), the current Beta is 0.5037 as of Jun. 25, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is Sumitomo Mitsui Financial Group (STU:XMF) Overvalued in 2026?

Based on GuruFocus' analysis, Sumitomo Mitsui Financial Group stock appears to be overvalued. The current stock price of €34.77 is trading 47.5% above its estimated GF Value™ of €23.57. GuruFocus considers Sumitomo Mitsui Financial Group to be Significantly Overvalued.

Key valuation signals for STU:XMF:

  • Beta: 0.5037
  • GF Value™: €23.57 vs. price of €34.77 (47.5% above fair value)
  • GF Score™: 61/100 with 6 warning signs

No single metric tells the full story. See the STU:XMF stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Sumitomo Mitsui Financial Group Business Description

Address 1-2, Marunouchi 1-chome, Chiyoda-ku, Tokyo, JPN, 100-0005
Sumitomo Mitsui Financial Group is roughly tied with Mizuho Financial Group for the status of Japan's second-largest bank after Mitsubishi UFJ Financial Group. As of March 2025, its market share of domestic loans was 7.3%, compared with 8.4% for MUFG. It has a larger consumer finance business than the other two megabanks, owning 100% of the Promise business and SMBC Card. It also controls one of Japan's largest leasing companies and SMBC Aviation Capital, one of the top five aircraft lessors globally. In securities, its SMBC Nikko unit is Japan's third-largest retail broker, although SMFG has lagged somewhat in institutional securities business and asset management.
61GF Score

Get the complete analysis for STU:XMF

Beta is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

€34.77
Price
€23.57
GF Value