Proto LabsSTU:PRZ -1.14%71 FCF Margin % is 10.05% as of Mar. 2026, which is 12% below its 10-year median of 11.46. GuruFocus rates STU:PRZ with a GF Score™ of 71/100 and a GF Value™ of €38.20 (Significantly Overvalued). The stock has 7 warning signs investors should review. Among 3,031 Industrial Products companies, Proto Labs ranks better than 79.94% on this metric.
FCF Margin % is calculated as Free Cash Flow divided by its Revenue. Proto Labs's Free Cash Flow for the
three
months ended in Mar. 2026 was €12.1 Mil. Proto Labs's Revenue for the
three
months ended in Mar. 2026 was €120.5 Mil. Therefore, Proto Labs's FCF Margin % for the quarter that ended in Mar. 2026 was 10.05%.
The historical rank and industry rank for Proto Labs's FCF Margin % or its related term are showing as below:
STU:PRZ'
s FCF Margin % Range Over the Past 10 Years
Min: 4.31 Med: 11.46 Max: 14.72
Current: 10.33
During the past 13 years, the highest FCF Margin % of Proto Labs was 14.72%. The lowest was 4.31%. And the median was 11.46%.
STU:PRZ's FCF Margin % is ranked better than 79.94% of 3031
companies
in the Industrial Products industry
Industry Median: 1.57
vs STU:PRZ: 10.33
Proto Labs FCF Margin % Related Terms
Proto Labs FCF Margin % Historical Data
* Premium members only.
The historical data trend for Proto Labs's FCF 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.
For the Metal Fabrication subindustry, Proto Labs's FCF Margin %, along with its competitors' market caps and FCF 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.
Proto Labs FCF Margin % vs Industrial Products Industry
For the Industrial Products industry and Industrials sector, Proto Labs's FCF Margin % distribution charts can be found below:
* The bar in red indicates where Proto Labs's FCF 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.
Proto Labs (STU:PRZ) has a FCF Margin % of 10.05% as of Mar. 2026. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on Proto Labs and its competitors. This is 12% below median its historical median of 11.46. Over the past decade, Proto Labs' FCF Margin % has ranged from 4.31 to 14.72. According to the industry distribution chart, Proto Labs ranks #608 out of 3031 companies in the Industrial Products industry, placing it in the top 20.1%.
Is Proto Labs' FCF Margin % too high?
Proto Labs' current FCF Margin % of 10.05% is 12% below median its 10-year median of 11.46. Over the past 10 years, this metric has ranged from a low of 4.31 to a high of 14.72. The Industrial Products industry median FCF Margin % is 1.57. Proto Labs' value of 10.05% is 540.1% above this industry median. Based on the distribution chart, Proto Labs ranks #608 out of 3031 companies in the Industrial Products industry, which is in the top quartile — a strong position relative to peers. Overall, Proto Labs has a GF Score™ of 71/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Proto Labs' FCF Margin % compare to RYZ and WOR?
According to the Industrial Products industry distribution chart, Proto Labs ranks #608 out of 3031 companies for FCF Margin %. This places Proto Labs in the top 20% of its industry — outperforming the majority of peers. The industry median FCF Margin % is 1.57. Proto Labs' value of 10.05% is 540.1% above this benchmark. Historically, Proto Labs' own FCF Margin % has ranged from 4.31 to 14.72 over the past decade. While the company's 10-year median is 11.46 vs. the industry median of 1.57, Proto Labs 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 FCF Margin % for an Industrial Products company?
The median FCF Margin % among Industrial Products companies is 1.57, based on 3,031 companies in the industry. Companies in the top quartile (top 25%) have a FCF Margin % significantly above this median, while those in the bottom quartile fall well below. However, FCF Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Proto Labs's current FCF Margin % of 10.05% is 540.1% 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 FCF Margin % mean?
A high FCF Margin % can signal that a stock is expensive relative to its fundamentals. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on Proto Labs and its competitors. For the Industrial Products industry, the median FCF Margin % is 1.57 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Proto Labs's current FCF Margin % is 10.05%, which is 12% below median its own 10-year median of 11.46. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Proto Labs stock overvalued right now?
Based on GuruFocus' analysis, Proto Labs (STU:PRZ) is currently considered Significantly Overvalued. The stock's GF Value™ is €38.20, compared to a current price of €64.80 — trading 69.6% above its estimated fair value. The current FCF Margin % is 10.05%, which is 12% below median its 10-year median of 11.46 and 540.1% above the Industrial Products industry median of 1.57. Proto Labs' overall GF Score™ is 71/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is FCF Margin % calculated?
FCF Margin % is calculated from a company's financial statements. For Proto Labs (STU:PRZ), the current FCF Margin % is 10.05% 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 Proto Labs (STU:PRZ) Overvalued in 2026?
Based on GuruFocus' analysis, Proto Labs stock appears to be overvalued.
The current stock price of €64.80 is trading 69.6% above its estimated GF Value™ of €38.20.
GuruFocus considers Proto Labs to be Significantly Overvalued.
Key valuation signals for STU:PRZ:
FCF Margin %: 10.05% (12% below median its 10-year median of 11.46)
GF Value™: €38.20 vs. price of €64.80 (69.6% above fair value)
Industry Position: 540.1% above the Industrial Products median (#608 of 3031)
No single metric tells the full story. See the STU:PRZ stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Proto Labs Inc is an on-demand manufacturer of custom parts for prototyping and short-run production. The company offers developers and engineers quick-turn production services to reduce the time to market. The Lab uses injection molding, computer numerical control machining, and 3-D printing, and sheet metal to manufacture custom parts for its clients. The company services clients' needs for prototype solutions, parts for testing procedures, bridge production capabilities during disruptions in manufacturing processes, limited-quantity requests, and end-of-life production support. Geographically, a majority of the company's revenue is derived from the United States and the rest from Europe.
71GF Score
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