Groupe GuillinSTU:ZUY 78 EBITDA Margin % is 13.32% as of Dec. 2025, which is 14% below its 10-year median of 15.52. GuruFocus rates STU:ZUY with a GF Score™ of 78/100 and a GF Value™ of €28.60 (Modestly Undervalued). The stock has 5 warning signs investors should review. Among 390 Packaging & Containers companies, Groupe Guillin ranks better than 65.64% on this metric.
EBITDA Margin % is calculated as EBITDA divided by its Revenue. Groupe Guillin's EBITDA for the
six
months ended in Dec. 2025 was €59.2 Mil. Groupe Guillin's Revenue for the
six
months ended in Dec. 2025 was €444.3 Mil. Therefore, Groupe Guillin's EBITDA margin for the quarter that ended in Dec. 2025 was 13.32%.
Groupe Guillin (STU:ZUY) EBITDA Margin % Explanation
EBITDA Margin % is the ratio of EBITDA divided by net sales or Revenue. It is an performance metric measuring company's operating profitability. EBITDA Margin takes depreciation and amortization, interest expense and tax into account, which makes it easy to compare the relative profitability of companies of different sizes in the same industry.
Groupe Guillin EBITDA Margin % Related Terms
Groupe Guillin EBITDA Margin % Historical Data
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The historical data trend for Groupe Guillin's EBITDA 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.
STU:ZUY vs SW, PKG, IP: EBITDA Margin % Comparison
For the Packaging & Containers subindustry, Groupe Guillin's EBITDA Margin %, along with its competitors' market caps and EBITDA 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.
Groupe Guillin EBITDA Margin % vs Packaging & Containers Industry
For the Packaging & Containers industry and Consumer Cyclical sector, Groupe Guillin's EBITDA Margin % distribution charts can be found below:
* The bar in red indicates where Groupe Guillin's EBITDA 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.
Groupe Guillin (STU:ZUY) has a EBITDA Margin % of 13.32% as of Dec. 2025. EBITDA Margin is the ratio of EBITDA divided by net sales or Revenue, usually presented in percent. View historical data on Groupe Guillin and its competitors. This is 14% below median its historical median of 15.52. Over the past decade, Groupe Guillin's EBITDA Margin % has ranged from 12.04 to 19.23. According to the industry distribution chart, Groupe Guillin ranks #134 out of 390 companies in the Packaging & Containers industry, placing it in the top 34.4%.
Is Groupe Guillin's EBITDA Margin % too high?
Groupe Guillin's current EBITDA Margin % of 13.32% is 14% below median its 10-year median of 15.52. Over the past 10 years, this metric has ranged from a low of 12.04 to a high of 19.23. The Packaging & Containers industry median EBITDA Margin % is 9.60. Groupe Guillin's value of 13.32% is 38.8% above this industry median. Based on the distribution chart, Groupe Guillin ranks #134 out of 390 companies in the Packaging & Containers industry, which is above the industry midpoint. Overall, Groupe Guillin has a GF Score™ of 78/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Groupe Guillin's EBITDA Margin % compare to SW and PKG?
According to the Packaging & Containers industry distribution chart, Groupe Guillin ranks #134 out of 390 companies for EBITDA Margin %. This puts Groupe Guillin in the upper half of its industry. The industry median EBITDA Margin % is 9.60. Groupe Guillin's value of 13.32% is 38.8% above this benchmark. Historically, Groupe Guillin's own EBITDA Margin % has ranged from 12.04 to 19.23 over the past decade. While the company's 10-year median is 15.52 vs. the industry median of 9.60, Groupe Guillin 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 EBITDA Margin % for a Packaging & Containers company?
The median EBITDA Margin % among Packaging & Containers companies is 9.60, based on 390 companies in the industry. Companies in the top quartile (top 25%) have a EBITDA Margin % significantly above this median, while those in the bottom quartile fall well below. However, EBITDA Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Groupe Guillin's current EBITDA Margin % of 13.32% is 38.8% 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 EBITDA Margin % mean?
A high EBITDA Margin % can signal that a stock is expensive relative to its fundamentals. EBITDA Margin is the ratio of EBITDA divided by net sales or Revenue, usually presented in percent. View historical data on Groupe Guillin and its competitors. For the Packaging & Containers industry, the median EBITDA Margin % is 9.60 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Groupe Guillin's current EBITDA Margin % is 13.32%, which is 14% below median its own 10-year median of 15.52. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Groupe Guillin stock overvalued right now?
Based on GuruFocus' analysis, Groupe Guillin (STU:ZUY) is currently considered Modestly Undervalued. The stock's GF Value™ is €28.60, compared to a current price of €22.60 — trading 21% below its estimated fair value. The current EBITDA Margin % is 13.32%, which is 14% below median its 10-year median of 15.52 and 38.8% above the Packaging & Containers industry median of 9.60. Groupe Guillin's overall GF Score™ is 78/100 with 5 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is EBITDA Margin % calculated?
EBITDA Margin % is calculated from a company's financial statements. For Groupe Guillin (STU:ZUY), the current EBITDA Margin % is 13.32% as of Dec. 2025. 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 Groupe Guillin (STU:ZUY) Overvalued in 2026?
Based on GuruFocus' analysis, Groupe Guillin stock appears to be undervalued.
The current stock price of €22.60 is trading 21% below its estimated GF Value™ of €28.60.
GuruFocus considers Groupe Guillin to be Modestly Undervalued.
Key valuation signals for STU:ZUY:
EBITDA Margin %: 13.32% (14% below median its 10-year median of 15.52)
GF Value™: €28.60 vs. price of €22.60 (21% below fair value)
Industry Position: 38.8% above the Packaging & Containers median (#134 of 390)
No single metric tells the full story. See the STU:ZUY stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Groupe Guillin SA is a European company. It is engaged in producing and selling of plastic packages. The company's product offering includes trays, catering containers, cake, and pastry containers and thermoforming sheets. The firm serves the catering industry, meat and food industry, and fruit and vegetable producers and packers.
78GF Score
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EBITDA Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
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