PetroTalHAM:SER1 -8.91%41 OCF Margin % is 12.28% as of Mar. 2026, which is 75% below its 10-year median of 48.75. GuruFocus rates HAM:SER1 with a GF Score™ of 41/100 and a GF Value™ of €0.35 (Modestly Undervalued). The stock has 3 warning signs investors should review. Among 906 Oil & Gas companies, PetroTal ranks better than 85.1% on this metric.
The historical rank and industry rank for PetroTal's OCF Margin % or its related term are showing as below:
HAM:SER1'
s OCF Margin % Range Over the Past 10 Years
Min: 0.28 Med: 48.75 Max: 77.33
Current: 46.18
During the past 13 years, the highest OCF Margin % of PetroTal was 77.33%. The lowest was 0.28%. And the median was 48.75%.
HAM:SER1's OCF Margin % is ranked better than 85.1% of 906
companies
in the Oil & Gas industry
Industry Median: 13.93
vs HAM:SER1: 46.18
PetroTal OCF Margin % Related Terms
PetroTal OCF Margin % Historical Data
* Premium members only.
The historical data trend for PetroTal's OCF 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.
HAM:SER1 vs COP, EOG, OXY: OCF Margin % Comparison
For the Oil & Gas E&P subindustry, PetroTal's OCF Margin %, along with its competitors' market caps and OCF 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.
PetroTal OCF Margin % vs Oil & Gas Industry
For the Oil & Gas industry and Energy sector, PetroTal's OCF Margin % distribution charts can be found below:
* The bar in red indicates where PetroTal's OCF 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.
PetroTal (HAM:SER1) has a OCF Margin % of 12.28% as of Mar. 2026. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on PetroTal and its competitors. This is 75% below median its historical median of 48.75. Over the past decade, PetroTal's OCF Margin % has ranged from 0.28 to 77.33. According to the industry distribution chart, PetroTal ranks #135 out of 906 companies in the Oil & Gas industry, placing it in the top 14.9%.
Is PetroTal's OCF Margin % too high?
PetroTal's current OCF Margin % of 12.28% is 75% below median its 10-year median of 48.75. Over the past 10 years, this metric has ranged from a low of 0.28 to a high of 77.33. The Oil & Gas industry median OCF Margin % is 13.93. PetroTal's value of 12.28% is 11.8% below this industry median. Based on the distribution chart, PetroTal ranks #135 out of 906 companies in the Oil & Gas industry, which is in the top quartile — a strong position relative to peers. Overall, PetroTal has a GF Score™ of 41/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does PetroTal's OCF Margin % compare to COP and EOG?
According to the Oil & Gas industry distribution chart, PetroTal ranks #135 out of 906 companies for OCF Margin %. This places PetroTal in the top 15% of its industry — outperforming the majority of peers. The industry median OCF Margin % is 13.93. PetroTal's value of 12.28% is 11.8% below this benchmark. Historically, PetroTal's own OCF Margin % has ranged from 0.28 to 77.33 over the past decade. While the company's 10-year median is 48.75 vs. the industry median of 13.93, PetroTal 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 OCF Margin % for an Oil & Gas company?
The median OCF Margin % among Oil & Gas companies is 13.93, based on 906 companies in the industry. Companies in the top quartile (top 25%) have a OCF Margin % significantly above this median, while those in the bottom quartile fall well below. However, OCF Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. PetroTal's current OCF Margin % of 12.28% is 11.8% 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 OCF Margin % mean?
A high OCF Margin % can signal that a stock is expensive relative to its fundamentals. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on PetroTal and its competitors. For the Oil & Gas industry, the median OCF Margin % is 13.93 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. PetroTal's current OCF Margin % is 12.28%, which is 75% below median its own 10-year median of 48.75. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is PetroTal stock overvalued right now?
Based on GuruFocus' analysis, PetroTal (HAM:SER1) is currently considered Modestly Undervalued. The stock's GF Value™ is €0.35, compared to a current price of €0.28 — trading 21.1% below its estimated fair value. The current OCF Margin % is 12.28%, which is 75% below median its 10-year median of 48.75 and 11.8% below the Oil & Gas industry median of 13.93. PetroTal's overall GF Score™ is 41/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is OCF Margin % calculated?
OCF Margin % is calculated from a company's financial statements. For PetroTal (HAM:SER1), the current OCF Margin % is 12.28% 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 PetroTal (HAM:SER1) Overvalued in 2026?
Based on GuruFocus' analysis, PetroTal stock appears to be undervalued.
The current stock price of €0.28 is trading 21.1% below its estimated GF Value™ of €0.35.
GuruFocus considers PetroTal to be Modestly Undervalued.
Key valuation signals for HAM:SER1:
OCF Margin %: 12.28% (75% below median its 10-year median of 48.75)
GF Value™: €0.35 vs. price of €0.28 (21.1% below fair value)
Industry Position: 11.8% below the Oil & Gas median (#135 of 906)
No single metric tells the full story. See the HAM:SER1 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
PetroTal Corp is an energy company. The company is engaged in the exploration, appraisal, and development of crude oil and natural gas in Peru, and South America. The company generates revenues from the sale of crude oil, net of royalties and social fund. The company's operation includes: Block 95, Block 107, and Block 131.
41GF Score
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