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S-OilXKRX:010950 -1.77%55 Net Margin % is 4.50% as of Jun. 2026, which is 145% above its 10-year median of 1.84. GuruFocus rates XKRX:010950 with a GF Score™ of 55/100 and a GF Value™ of ₩74,506.38 (Significantly Overvalued). The stock has 7 warning signs investors should review. Among 924 Oil & Gas companies, S-Oil ranks worse than 52.38% on this metric.
Net margin is calculated as Net Income divided by its Revenue. S-Oil's Net Income for the
three
months ended in Jun. 2026 was ₩510,843 Mil. S-Oil's Revenue for the
three
months ended in Jun. 2026 was ₩11,343,488 Mil. Therefore, S-Oil's net margin for the quarter that ended in Jun. 2026 was 4.50%.
The historical rank and industry rank for S-Oil's Net Margin % or its related term are showing as below:
XKRX:010950'
s Net Margin % Range Over the Past 10 Years
Min: -4.73 Med: 1.84 Max: 7.38
Current: 4.06
XKRX:010950's Net Margin % is ranked worse than 52.38% of 924
companies
in the Oil & Gas industry
Industry Median: 4.53
vs XKRX:010950: 4.06
Although Net Income and Earnings-per-Share (EPS) are the most widely used parameter in measuring a company's profitability and valuation, it is the least reliable. The reason is that reported earnings can be manipulated easily by adjusting any numbers such as Depreciation, Depletion and Amotorization and non-recurring items.
But the long term trend of the net margin is a good indicator of the competitiveness and health of the business.
S-Oil Net Margin % Related Terms
S-Oil Net Margin % Historical Data
* Premium members only.
The historical data trend for S-Oil's Net Margin % 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.
XKRX:010950 vs MPC, VLO, PSX: Net Margin % Comparison
For the Oil & Gas Refining & Marketing subindustry, S-Oil's Net Margin %, along with its competitors' market caps and Net Margin % 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.
S-Oil Net Margin % vs Oil & Gas Industry
For the Oil & Gas industry and Energy sector, S-Oil's Net Margin % distribution charts can be found below:
* The bar in red indicates where S-Oil's Net Margin % 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.
S-Oil (XKRX:010950) has a Net Margin % of 4.50% as of Jun. 2026. Net margin is the ratio of total net income to net sales. View historical data on S-Oil and its competitors. This is 145% above median its historical median of 1.84. According to the industry distribution chart, S-Oil ranks #484 out of 924 companies in the Oil & Gas industry, placing it in the top 52.4%.
Is S-Oil's Net Margin % too high?
S-Oil's current Net Margin % of 4.50% is 145% above median its 10-year median of 1.84. The Oil & Gas industry median Net Margin % is 4.53. S-Oil's value of 4.50% is 0.7% below this industry median. Based on the distribution chart, S-Oil ranks #484 out of 924 companies in the Oil & Gas industry, which is below the industry midpoint. Overall, S-Oil has a GF Score™ of 55/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does S-Oil's Net Margin % compare to MPC and VLO?
According to the Oil & Gas industry distribution chart, S-Oil ranks #484 out of 924 companies for Net Margin %. This places S-Oil in the lower half of its industry. The industry median Net Margin % is 4.53. S-Oil's value of 4.50% is 0.7% below this benchmark. While the company's 10-year median is 1.84 vs. the industry median of 4.53, S-Oil has consistently been below 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 Net Margin % for an Oil & Gas company?
The median Net Margin % among Oil & Gas companies is 4.53, based on 924 companies in the industry. Companies in the top quartile (top 25%) have a Net Margin % significantly above this median, while those in the bottom quartile fall well below. However, Net Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. S-Oil's current Net Margin % of 4.50% is 0.7% below 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 Net Margin % mean?
A high Net Margin % can signal that a stock is expensive relative to its fundamentals. Net margin is the ratio of total net income to net sales. View historical data on S-Oil and its competitors. For the Oil & Gas industry, the median Net Margin % is 4.53 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. S-Oil's current Net Margin % is 4.50%, which is 145% above median its own 10-year median of 1.84. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is S-Oil stock overvalued right now?
Based on GuruFocus' analysis, S-Oil (XKRX:010950) is currently considered Significantly Overvalued. The stock's GF Value™ is ₩74,506.38, compared to a current price of ₩149,500.00 — trading 100.7% above its estimated fair value. The current Net Margin % is 4.50%, which is 145% above median its 10-year median of 1.84 and 0.7% below the Oil & Gas industry median of 4.53. S-Oil's overall GF Score™ is 55/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Net Margin % calculated?
Net Margin % is calculated from a company's financial statements. For S-Oil (XKRX:010950), the current Net Margin % is 4.50% as of Jun. 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 S-Oil (XKRX:010950) Overvalued in 2026?
Based on GuruFocus' analysis, S-Oil stock appears to be overvalued.
The current stock price of ₩149,500.00 is trading 100.7% above its estimated GF Value™ of ₩74,506.38.
GuruFocus considers S-Oil to be Significantly Overvalued.
Key valuation signals for XKRX:010950:
Net Margin %: 4.50% (145% above median its 10-year median of 1.84)
GF Value™: ₩74,506.38 vs. price of ₩149,500.00 (100.7% above fair value)
Industry Position: 0.7% below the Oil & Gas median (#484 of 924)
No single metric tells the full story. See the XKRX:010950 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
S-Oil is an integrated energy company that operates a refinery, petrochemical, and lube oil business. Revenue is primarily derived from refining operations, with the majority of sales from Asian countries. Refining operations include a cracking center, which is used for replacement and low sulfurization of all products that actively respond to changes in market conditions. The company exports ultra-low-sulfur diesel fuel, processed to meet environmental regulations around the world. Other products from S-Oil facilities include LPG, naphtha, kerosene/diesel, B-C oil, and other crude oil byproducts.
55GF Score
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