Idemitsu Kosan CoIDKOF 64 Return-on-Tangible-Asset is 9.40% as of Mar. 2026, which is 164% above its 10-year median of 3.56. GuruFocus rates IDKOF with a GF Score™ of 64/100 and a GF Value™ of $6.73 (Modestly Overvalued). The stock has 4 warning signs investors should review. Among 1,025 Oil & Gas companies, Idemitsu Kosan Co ranks better than 60.98% on this metric.
Return-on-Tangible-Asset is calculated as Net Income divided by its average total tangible assets. Total tangible assets equals to Total Assets minus Intangible Assets. Idemitsu Kosan Co's annualizedNet Income for the quarter that ended in Mar. 2026 was $3,008 Mil. Idemitsu Kosan Co's average total tangible assets for the quarter that ended in Mar. 2026 was $32,005 Mil. Therefore, Idemitsu Kosan Co's annualized Return-on-Tangible-Asset for the quarter that ended in Mar. 2026 was 9.40%.
The historical rank and industry rank for Idemitsu Kosan Co's Return-on-Tangible-Asset or its related term are showing as below:
IDKOF'
s Return-on-Tangible-Asset Range Over the Past 10 Years
Min: -0.71 Med: 3.56 Max: 7.05
Current: 3.74
During the past 13 years, Idemitsu Kosan Co's highest Return-on-Tangible-Asset was 7.05%. The lowest was -0.71%. And the median was 3.56%.
IDKOF's Return-on-Tangible-Asset is ranked better than 60.98% of 1025
companies
in the Oil & Gas industry
Industry Median: 1.99
vs IDKOF: 3.74
Idemitsu Kosan Co (OTCPK:IDKOF) Return-on-Tangible-Asset Explanation
Return-on-Tangible-Asset measures the rate of return on the average total tangible assets (total assets minus intangible assets). Tangible means physical in nature. Intangible Assets are assets that are not physical in nature, and typically "derive their value from legal or intellectual rights." Return-on-Tangible-Asset measures a firm's efficiency at generating profits from its tangible assets. It shows how well a company uses what it has to generate earnings. Return-on-Tangible-Assets can vary drastically across industries. Therefore, Return-on-Tangible-Asset should not be used to compare companies in different industries.
Be Aware
Like ROE and ROA, Return-on-Tangible-Asset is calculated with only 12 months data. Fluctuations in the companys earnings or business cycles can affect the ratio drastically. It is important to look at the ratio from a long term perspective. Return-on-Tangible-Asset can be affected by events such as stock buyback or issuance, and by a companys tax rate and its interest payment. Return-on-Tangible-Asset may not reflect the true earning power of the assets. A more accurate measurement is ROC % (ROC).
Many analysts argue the higher return the better. Buffett states that really high Return-on-Tangible-Asset may indicate vulnerability in the durability of the competitive advantage.
Idemitsu Kosan Co Return-on-Tangible-Asset Related Terms
Idemitsu Kosan Co Return-on-Tangible-Asset Historical Data
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The historical data trend for Idemitsu Kosan Co's Return-on-Tangible-Asset 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.
IDKOF vs VLO, MPC, PSX: Return-on-Tangible-Asset Comparison
For the Oil & Gas Refining & Marketing subindustry, Idemitsu Kosan Co's Return-on-Tangible-Asset, along with its competitors' market caps and Return-on-Tangible-Asset 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.
Idemitsu Kosan Co Return-on-Tangible-Asset vs Oil & Gas Industry
For the Oil & Gas industry and Energy sector, Idemitsu Kosan Co's Return-on-Tangible-Asset distribution charts can be found below:
* The bar in red indicates where Idemitsu Kosan Co's Return-on-Tangible-Asset 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-Asset, the net income of the last fiscal year and the average total tangible assets 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.
What does a Return-on-Tangible-Asset of 9.40% mean?
Idemitsu Kosan Co (IDKOF) has a Return-on-Tangible-Asset of 9.40% as of Mar. 2026. Return on tangible assets is the ratio of current-period net income to average two-period tangible assets. View historical data on Idemitsu Kosan Co and its competitors. This is 164% above median its historical median of 3.56. According to the industry distribution chart, Idemitsu Kosan Co ranks #400 out of 1025 companies in the Oil & Gas industry, placing it in the top 39%.
Is Idemitsu Kosan Co's Return-on-Tangible-Asset too high?
Idemitsu Kosan Co's current Return-on-Tangible-Asset of 9.40% is 164% above median its 10-year median of 3.56. The Oil & Gas industry median Return-on-Tangible-Asset is 1.99. Idemitsu Kosan Co's value of 9.40% is 372.4% above this industry median. Based on the distribution chart, Idemitsu Kosan Co ranks #400 out of 1025 companies in the Oil & Gas industry, which is above the industry midpoint. Overall, Idemitsu Kosan Co has a GF Score™ of 64/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Idemitsu Kosan Co's Return-on-Tangible-Asset compare to VLO and MPC?
According to the Oil & Gas industry distribution chart, Idemitsu Kosan Co ranks #400 out of 1025 companies for Return-on-Tangible-Asset. This puts Idemitsu Kosan Co in the upper half of its industry. The industry median Return-on-Tangible-Asset is 1.99. Idemitsu Kosan Co's value of 9.40% is 372.4% above this benchmark. While the company's 10-year median is 3.56 vs. the industry median of 1.99, Idemitsu Kosan Co has consistently been above the industry average. 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-Asset for an Oil & Gas company?
The median Return-on-Tangible-Asset among Oil & Gas companies is 1.99, based on 1,025 companies in the industry. Companies in the top quartile (top 25%) have a Return-on-Tangible-Asset significantly above this median, while those in the bottom quartile fall well below. However, Return-on-Tangible-Asset should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Idemitsu Kosan Co's current Return-on-Tangible-Asset of 9.40% is 372.4% above the industry median. 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-Asset mean?
A high Return-on-Tangible-Asset can signal that a stock is expensive relative to its fundamentals. Return on tangible assets is the ratio of current-period net income to average two-period tangible assets. View historical data on Idemitsu Kosan Co and its competitors. For the Oil & Gas industry, the median Return-on-Tangible-Asset is 1.99 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Idemitsu Kosan Co's current Return-on-Tangible-Asset is 9.40%, which is 164% above median its own 10-year median of 3.56. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Idemitsu Kosan Co stock overvalued right now?
Based on GuruFocus' analysis, Idemitsu Kosan Co (IDKOF) is currently considered Modestly Overvalued. The stock's GF Value™ is $6.73, compared to a current price of $7.50 — trading 11.4% above its estimated fair value. The current Return-on-Tangible-Asset is 9.40%, which is 164% above median its 10-year median of 3.56 and 372.4% above the Oil & Gas industry median of 1.99. Idemitsu Kosan Co's overall GF Score™ is 64/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Return-on-Tangible-Asset calculated?
Return-on-Tangible-Asset is calculated from a company's financial statements. For Idemitsu Kosan Co (IDKOF), the current Return-on-Tangible-Asset is 9.40% 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 Idemitsu Kosan Co (IDKOF) Overvalued in 2026?
Based on GuruFocus' analysis, Idemitsu Kosan Co stock appears to be overvalued.
The current stock price of $7.50 is trading 11.4% above its estimated GF Value™ of $6.73.
GuruFocus considers Idemitsu Kosan Co to be Modestly Overvalued.
Key valuation signals for IDKOF:
Return-on-Tangible-Asset: 9.40% (164% above median its 10-year median of 3.56)
GF Value™: $6.73 vs. price of $7.50 (11.4% above fair value)
Industry Position: 372.4% above the Oil & Gas median (#400 of 1025)
No single metric tells the full story. See the IDKOF stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Idemitsu Kosan Co Ltd engages in a variety of activities globally that include petroleum products, oil exploration and production, coal, and other businesses. The company operates through five segments. The Basic Chemicals segment makes and sells olefins and aroma products. Electricity/Renewable Energy covers thermal, solar, and wind power generation, electricity sales, and solar business. Fuel Oil handles production, trading, and import/export of refined petroleum. The Highly Functional Materials segment includes lubricants, chemicals, electronic materials, paving materials, and agri-bio. The Resource segment explores, develops, and sells crude oil, natural gas, and coal. Others cover insurance and intra-group services. It generates the majority of its revenue from the Fuel oil segment.
64GF Score
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