STMNF (Sumitomo Metal Mining Co) Total Operating Expense: $548 Mil (TTM As of Mar. 2026)


STMNF Sumitomo Metal Mining Co Ltd STMNF
75 GF Score
Price $48.99
GF Value $35.20
Valuation Significantly Overvalued
! 6 Warning Signs
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What is Sumitomo Metal Mining Co Total Operating Expense?

Sumitomo Metal Mining Co STMNF 75 Total Operating Expense is $548 Mil as of Mar. 2026. GuruFocus rates STMNF with a GF Score™ of 75/100 and a GF Value™ of $35.20 (Significantly Overvalued). The stock has 6 warning signs investors should review.

Sumitomo Metal Mining Co's Total Operating Expense for the three months ended in Mar. 2026 was $155 Mil. Sumitomo Metal Mining Co's Total Operating Expense for the trailing twelve months (TTM) ended in Mar. 2026 was $548 Mil.

Sumitomo Metal Mining Co Total Operating Expense Related Terms

Sumitomo Metal Mining Co Total Operating Expense Historical Data

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The historical data trend for Sumitomo Metal Mining Co's Total Operating Expense 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 Total Operating Expense Chart

Sumitomo Metal Mining Co Annual Data
Trend Mar17 Mar18 Mar19 Mar20 Mar21 Mar22 Mar23 Mar24 Mar25 Mar26
Total Operating Expense
Get a 7-Day Free Trial Premium Member Only Premium Member Only 444.53 478.79 451.53 499.10 524.96

Sumitomo Metal Mining Co Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Total Operating Expense 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 129.53 130.66 141.19 122.01 154.55
STMNF
75GF Score
Sumitomo Metal Mining Co Ltd STMNF
Total Operating Expense is just one metric. See GF Score™, valuation, warning signs, and more.
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Sumitomo Metal Mining Co Total Operating Expense Calculation

Total Operating Expense is the primary recurring expense associated with central operations that are incurred in order to generate sales.


Total Operating Expense for the trailing twelve months (TTM) ended in Mar. 2026 adds up the quarterly data reported by the company within the most recent 12 months, which was $548 Mil.

* 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.

What does a Total Operating Expense of $548 Mil mean?
Sumitomo Metal Mining Co (STMNF) has a Total Operating Expense of $548 Mil as of Mar. 2026. Total operating expense is the primary recurring expense associated with central operations. View historical data on Sumitomo Metal Mining Co and its competitors.
Is Sumitomo Metal Mining Co's Total Operating Expense too high?
Sumitomo Metal Mining Co's current Total Operating Expense is $548 Mil. 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 Total Operating Expense compare to competitors?
Sumitomo Metal Mining Co's Total Operating Expense of $548 Mil can be compared against companies in the Metals & Mining industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Total Operating Expense for a Metals & Mining company?
A good Total Operating Expense depends on the Metals & Mining industry context. However, Total Operating Expense 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 Total Operating Expense mean?
A high Total Operating Expense can signal that a stock is expensive relative to its fundamentals. Total operating expense is the primary recurring expense associated with central operations. View historical data on Sumitomo Metal Mining Co and its competitors. Sumitomo Metal Mining Co's current Total Operating Expense is $548 Mil. 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 $48.99 — trading 39.2% above its estimated fair value. The current Total Operating Expense is $548 Mil. 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 Total Operating Expense calculated?
Total Operating Expense is calculated from a company's financial statements. For Sumitomo Metal Mining Co (STMNF), the current Total Operating Expense is $548 Mil 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 $48.99 is trading 39.2% above its estimated GF Value™ of $35.20. GuruFocus considers Sumitomo Metal Mining Co to be Significantly Overvalued.

Key valuation signals for STMNF:

  • Total Operating Expense: $548 Mil
  • GF Value™: $35.20 vs. price of $48.99 (39.2% above fair value)
  • GF Score™: 75/100 with 6 warning signs

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 Business Description

Address 5-11-3 Shinbashi, Shinbashi Sumitomo Building, Minato-ku, Tokyo, JPN, 105-8716
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

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

$48.99
Price
$35.20
GF Value