IDKOF (Idemitsu Kosan Co) Moat Score: 5/10 (As of Jun. 28, 2026)


IDKOF Idemitsu Kosan Co Ltd IDKOF
67 GF Score
Price $8.01
GF Value $7.02
Valuation Modestly Overvalued
! 4 Warning Signs
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What is Idemitsu Kosan Co Moat Score?

Idemitsu Kosan Co IDKOF 67 Moat Score is 5 as of Jun. 28, 2026. GuruFocus rates IDKOF with a GF Score™ of 67/100 and a GF Value™ of $7.02 (Modestly Overvalued). The stock has 4 warning signs investors should review. Among 1,044 Oil & Gas companies, Idemitsu Kosan Co ranks better than 94.25% on this metric.

Idemitsu Kosan Co has the Moat Score of 5, which implies that the company might have Narrow Moat - Solid narrow moat.

Idemitsu Kosan Co has Narrow Moat: Idemitsu Kosan benefits from economies of scale and a strong distribution network in the energy sector. However, intense competition and regulatory challenges limit its moat to a solid narrow level.

Moat Score is a ranking system developed by GuruFocus to assess a company's ability to sustain a competitive advantage, rated on a scale from 0 to 10. It takes into account key factors such as market leadership, cost advantages, network effects, customer switching costs, and more.

The company's Moat Score is based on these criteria:

1. Market leadership and sustainable market share
2. Network effects and significant customer switching costs
3. Valuable intellectual property and patents
4. Strong brand strength and deep customer loyalty
5. Durable cost advantages (e.g., economies of scale, proprietary technology)
6. Significant regulatory barriers and exclusive licenses
7. Superior distribution network
8. Strong and sustainable pricing power
9. Consistent and impactful innovation and R&D capabilities

Based on the research, GuruFocus believes Idemitsu Kosan Co might have Narrow Moat - Solid narrow moat.

Idemitsu Kosan Co  (OTCPK:IDKOF) Moat Score Explanation

The Moat Score ranges from 0 to 10, with 10 as the highest. GuruFocus divided Moat Score into following 8 categories:

Moat Score Moat Level
10Wide Moat - Exceptionally dominant and durable wide moat
8 - 9Wide Moat - Clear and robust wide moat
7Wide Moat - Entry-level wide moat, clearly possessing durable advantages
6Narrow Moat - Strong narrow moat, clearly distinguishable but not wide
5Narrow Moat - Solid narrow moat
4Narrow Moat - Discernible but modest moat
1 - 3No Moat - Very weak/transient advantages
0No Moat - No discernible moat

Idemitsu Kosan Co Moat Score Related Terms

IDKOF vs VLO, MPC, PSX: Moat Score Comparison

For the Oil & Gas Refining & Marketing subindustry, Idemitsu Kosan Co's Moat Score, along with its competitors' market caps and Moat Score 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 Moat Score vs Oil & Gas Industry

For the Oil & Gas industry and Energy sector, Idemitsu Kosan Co's Moat Score distribution charts can be found below:

* The bar in red indicates where Idemitsu Kosan Co's Moat Score falls into.


IDKOF
67GF Score
Idemitsu Kosan Co Ltd IDKOF
Moat Score is just one metric. See GF Score™, valuation, warning signs, and more.
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Frequently Asked Questions Learn more about Moat Score →
What does a Moat Score of 5 mean?
Idemitsu Kosan Co (IDKOF) has a Moat Score of 5 as of Jun. 28, 2026. Moat Score is a ranking system developed by GuruFocus to assess a company's ability to sustain a competitive advantage, rated on a scale from 0 to 10. It takes into account key factors such as market leadership, cost advantages, network effects, customer switching costs, and more. According to the industry distribution chart, Idemitsu Kosan Co ranks #60 out of 1044 companies in the Oil & Gas industry, placing it in the top 5.7%.
Is Idemitsu Kosan Co's Moat Score too high?
Idemitsu Kosan Co's current Moat Score is 5. The Oil & Gas industry median Moat Score is 1.00. Idemitsu Kosan Co's value of 5 is 400% above this industry median. Based on the distribution chart, Idemitsu Kosan Co ranks #60 out of 1044 companies in the Oil & Gas industry, which is in the top quartile — a strong position relative to peers. Overall, Idemitsu Kosan Co has a GF Score™ of 67/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Idemitsu Kosan Co's Moat Score compare to VLO and MPC?
According to the Oil & Gas industry distribution chart, Idemitsu Kosan Co ranks #60 out of 1044 companies for Moat Score. This places Idemitsu Kosan Co in the top 6% of its industry — outperforming the majority of peers. The industry median Moat Score is 1.00. Idemitsu Kosan Co's value of 5 is 400% above this benchmark. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Moat Score for an Oil & Gas company?
The median Moat Score among Oil & Gas companies is 1.00, based on 1,044 companies in the industry. Companies in the top quartile (top 25%) have a Moat Score significantly above this median, while those in the bottom quartile fall well below. However, Moat Score should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Idemitsu Kosan Co's current Moat Score of 5 is 400% 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 Moat Score mean?
A high Moat Score can signal that a stock is expensive relative to its fundamentals. Moat Score is a ranking system developed by GuruFocus to assess a company's ability to sustain a competitive advantage, rated on a scale from 0 to 10. It takes into account key factors such as market leadership, cost advantages, network effects, customer switching costs, and more. For the Oil & Gas industry, the median Moat Score is 1.00 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Idemitsu Kosan Co's current Moat Score is 5. 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 $7.02, compared to a current price of $8.01 — trading 14.1% above its estimated fair value. The current Moat Score is 5 and 400% above the Oil & Gas industry median of 1.00. Idemitsu Kosan Co's overall GF Score™ is 67/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Moat Score calculated?
Moat Score is calculated from a company's financial statements. For Idemitsu Kosan Co (IDKOF), the current Moat Score is 5 as of Jun. 28, 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 $8.01 is trading 14.1% above its estimated GF Value™ of $7.02. GuruFocus considers Idemitsu Kosan Co to be Modestly Overvalued.

Key valuation signals for IDKOF:

  • Moat Score: 5
  • GF Value™: $7.02 vs. price of $8.01 (14.1% above fair value)
  • GF Score™: 67/100 with 4 warning signs
  • Industry Position: 400% above the Oil & Gas median (#60 of 1044)

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 Business Description

Industry EnergyOil & Gas
Address 1-2-1 Otemachi, Chiyoda-ku, Tokyo, JPN, 100-8321
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.
67GF Score

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

$8.01
Price
$7.02
GF Value