Sumitomo Metal Mining CoSTMNF -4.45%75 Return-on-Tangible-Equity is 14.30% as of Mar. 2026, which is 76% above its 10-year median of 8.12. GuruFocus rates STMNF with a GF Scoreâ„¢ of 75/100 and a GF Valueâ„¢ of $35.20 (Significantly Overvalued). The stock has 6 warning signs investors should review. Among 2,378 Metals & Mining companies, Sumitomo Metal Mining Co ranks better than 81.29% on this metric.
Return-on-Tangible-Equity is calculated as Net Income divided by its average total shareholder tangible equity. Total shareholder tangible equity equals to Total Stockholders Equity minus Intangible Assets. Sumitomo Metal Mining Co's annualized net income for the quarter that ended in Mar. 2026 was $1,717 Mil. Sumitomo Metal Mining Co's average shareholder tangible equity for the quarter that ended in Mar. 2026 was $12,002 Mil. Therefore, Sumitomo Metal Mining Co's annualized Return-on-Tangible-Equity for the quarter that ended in Mar. 2026 was 14.30%.
The historical rank and industry rank for Sumitomo Metal Mining Co's Return-on-Tangible-Equity or its related term are showing as below:
STMNF'
s Return-on-Tangible-Equity Range Over the Past 10 Years
Min: -1.91 Med: 8.12 Max: 22.95
Current: 9.78
During the past 13 years, Sumitomo Metal Mining Co's highest Return-on-Tangible-Equity was 22.95%. The lowest was -1.91%. And the median was 8.12%.
STMNF's Return-on-Tangible-Equity is ranked better than 81.29% of 2378
companies
in the Metals & Mining industry
Industry Median: -16.21
vs STMNF: 9.78
Sumitomo Metal Mining Co (OTCPK:STMNF) Return-on-Tangible-Equity Explanation
Return-on-Tangible-Equity measures the rate of return on the ownership interest (shareholder's tangible equity) of the common stock owners. It measures a firm's efficiency at generating profits from every unit of shareholders' tangible equity (shareholders equity minus intangibles). Return-on-Tangible-Equity shows how well a company uses investment funds to generate earnings growth. Return-on-Tangible-Equitys between 15% and 20% are considered desirable.
Be Aware
Net Income is used.
Because a company can increase its Return-on-Tangible-Equity by having more financial leverage, it is important to watch the leverage ratio when investing in high Return-on-Tangible-Equity companies. Like Return-on-Tangible-Asset, Return-on-Tangible-Equity is calculated with only 12 months data. Fluctuations in company's earnings or business cycles can affect the ratio drastically. It is important to look at the ratio from a long term perspective.
Asset light businesses require very few assets to generate very high earnings. Their Return-on-Tangible-Equitys can be extremely high.
Sumitomo Metal Mining Co Return-on-Tangible-Equity Related Terms
Sumitomo Metal Mining Co Return-on-Tangible-Equity Historical Data
* Premium members only.
The historical data trend for Sumitomo Metal Mining Co's Return-on-Tangible-Equity 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 Metal Mining Co Return-on-Tangible-Equity Chart
Sumitomo Metal Mining Co Return-on-Tangible-Equity Competitor Comparison
For the Other Industrial Metals & Mining subindustry, Sumitomo Metal Mining Co's Return-on-Tangible-Equity, along with its competitors' market caps and Return-on-Tangible-Equity 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 Metal Mining Co Return-on-Tangible-Equity vs Metals & Mining Industry
For the Metals & Mining industry and Basic Materials sector, Sumitomo Metal Mining Co's Return-on-Tangible-Equity distribution charts can be found below:
* The bar in red indicates where Sumitomo Metal Mining Co's Return-on-Tangible-Equity falls into.
* 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.
In the calculation of annual Return-on-Tangible-Equity, the net income of the last fiscal year and the average total shareholder tangible equity over the fiscal year are used. In calculating the quarterly data,
the net income data used here is four times the quarterly (Mar. 2026) net income data.
Return-on-Tangible-Equity is displayed in the 10-year financial page.
What does a Return-on-Tangible-Equity of 14.30% mean?
Sumitomo Metal Mining Co (STMNF) has a Return-on-Tangible-Equity of 14.30% as of Mar. 2026. Return on tangible equity is the ratio of current-period net income to average two-period tangible equity. View historical data on Sumitomo Metal Mining Co and its competitors. This is 76% above median its historical median of 8.12. According to the industry distribution chart, Sumitomo Metal Mining Co ranks #445 out of 2378 companies in the Metals & Mining industry, placing it in the top 18.7%.
Is Sumitomo Metal Mining Co's Return-on-Tangible-Equity too high?
Sumitomo Metal Mining Co's current Return-on-Tangible-Equity of 14.30% is 76% above median its 10-year median of 8.12. Based on the distribution chart, Sumitomo Metal Mining Co ranks #445 out of 2378 companies in the Metals & Mining industry, which is in the top quartile — a strong position relative to peers. Overall, Sumitomo Metal Mining Co has a GF Score™ of 75/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Sumitomo Metal Mining Co's Return-on-Tangible-Equity compare to competitors?
According to the Metals & Mining industry distribution chart, Sumitomo Metal Mining Co ranks #445 out of 2378 companies for Return-on-Tangible-Equity. This places Sumitomo Metal Mining Co in the top 19% of its industry — outperforming the majority of peers. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Return-on-Tangible-Equity for a Metals & Mining company?
A good Return-on-Tangible-Equity depends on the Metals & Mining industry context. However, Return-on-Tangible-Equity 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 Return-on-Tangible-Equity mean?
A high Return-on-Tangible-Equity can signal that a stock is expensive relative to its fundamentals. Return on tangible equity is the ratio of current-period net income to average two-period tangible equity. View historical data on Sumitomo Metal Mining Co and its competitors. Sumitomo Metal Mining Co's current Return-on-Tangible-Equity is 14.30%, which is 76% above median its own 10-year median of 8.12. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Sumitomo Metal Mining Co stock overvalued right now?
Based on GuruFocus' analysis, Sumitomo Metal Mining Co (STMNF) is currently considered Significantly Overvalued. The stock's GF Value™ is $35.20, compared to a current price of $46.81 — trading 33% above its estimated fair value. The current Return-on-Tangible-Equity is 14.30%, which is 76% above median its 10-year median of 8.12. Sumitomo Metal Mining Co's overall GF Score™ is 75/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Return-on-Tangible-Equity calculated?
Return-on-Tangible-Equity is calculated from a company's financial statements. For Sumitomo Metal Mining Co (STMNF), the current Return-on-Tangible-Equity is 14.30% as of Mar. 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 Metal Mining Co (STMNF) Overvalued in 2026?
Based on GuruFocus' analysis, Sumitomo Metal Mining Co stock appears to be overvalued.
The current stock price of $46.81 is trading 33% above its estimated GF Value™ of $35.20.
GuruFocus considers Sumitomo Metal Mining Co to be Significantly Overvalued.
Key valuation signals for STMNF:
Return-on-Tangible-Equity: 14.30% (76% above median its 10-year median of 8.12)
GF Value™: $35.20 vs. price of $46.81 (33% above fair value)
No single metric tells the full story. See the STMNF stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Sumitomo Metal Mining Co Ltd is a Japan-based company engaged in the mining business. The company operates through three segments. The Material segment manufactures and sells battery materials, powder and crystalline materials, tape materials, catalysts, and related products. The Resource segment focuses on the exploration, development, production, and sale of nonferrous metal resources in Japan and overseas. The Smelting segment engages in the smelting and sale of copper, nickel, ferronickel, zinc, and precious metals, including gold, silver, platinum, and palladium. The Others segment covers real estate and engineering businesses. It generates the majority of its revenue from the Smelting segment.
75GF Score
Get the complete analysis for STMNF
Return-on-Tangible-Equity is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
STMNF has been successfully added to your 
