Proto Labs has the GF Score of 62, which implies that the company
might have
Poor future performance potential.
The GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation, which has been found to be closely correlated to the long-term performances of stocks by backtesting from 2006 to 2021. The stocks with a higher GF Score generally generate higher returns than those with lower GF Scores. Therefore, when picking stocks, investors should invest in companies with high GF Scores. The GF Score ranges from 0 to 100, with 100 as the highest rank.
GF Score takes following five key aspects into consideration:
Each one of these components is ranked and the ranks also have positive correlation with the long term performances of stocks. The GF score is calculated using the five key aspects of analysis. Through backtesting, we know that each of these key aspects has a different impact on the stock price performance. Thus, they are weighted differently when calculating the total score. The Profitability Rank and the Growth Rank are weighted fully, while other parameters have less weight.
Based on research and backtesting result, GuruFocus believes Proto Labs
might have
Poor future performance potential.
Please click GF Score to see more details on the GF Score's 5 Key Aspects of Analysis.
Proto Labs (WBO:PRLB) GF Score Explanation
Based on the historical long-term performances among five valuation aspects, the GF Score is found to be closely correlated to the long-term performances of stocks. It ranges from 0 to 100, with 100 as the highest. GuruFocus divided GF Score into following 5 categories:
GF Score
Performance Potential and All-in-One Screener Examples (1)
(1) These are some simple examples. You can access our GF Score filter under All-in-One Screener’s Fundamental tab.
Proto Labs GF Score Related Terms
WBO:PRLB vs RYZ, WOR, MEC: GF Score Comparison
For the Metal Fabrication subindustry, Proto Labs's GF Score, along with its competitors' market caps and GF 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.
Proto Labs GF Score vs Industrial Products Industry
For the Industrial Products industry and Industrials sector, Proto Labs's GF Score distribution charts can be found below:
* The bar in red indicates where Proto Labs's GF Score falls into.
Proto Labs (WBO:PRLB) has a GF Score of 62 as of Jun. 29, 2026. GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation. View historical data on Proto Labs and its competitors. This is near median its historical median of 67.00. Over the past decade, Proto Labs' GF Score has ranged from 37.00 to 97.00.
Is Proto Labs' GF Score too high?
Proto Labs' current GF Score of 62 is near median its 10-year median of 67.00. Over the past 10 years, this metric has ranged from a low of 37.00 to a high of 97.00. Overall, Proto Labs has a GF Score™ of 62/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Proto Labs' GF Score compare to RYZ and WOR?
Proto Labs' GF Score of 62 can be compared against companies in the Industrial Products industry. Historically, Proto Labs' own GF Score has ranged from 37.00 to 97.00 over the past decade. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good GF Score for an Industrial Products company?
A good GF Score depends on the Industrial Products industry context. However, GF Score should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high GF Score mean?
A high GF Score can signal that a stock is expensive relative to its fundamentals. GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation. View historical data on Proto Labs and its competitors. Proto Labs's current GF Score is 62, which is near median its own 10-year median of 67.00. 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 (WBO:PRLB) is currently considered Significantly Overvalued. The stock's GF Value™ is €38.42, compared to a current price of €70.75 — trading 84.1% above its estimated fair value. The current GF Score is 62, which is near median its 10-year median of 67.00. Proto Labs' overall GF Score™ is 62/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is GF Score calculated?
GF Score is calculated from a company's financial statements. For Proto Labs (WBO:PRLB), the current GF Score is 62 as of Jun. 29, 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 (WBO:PRLB) Overvalued in 2026?
Based on GuruFocus' analysis, Proto Labs stock appears to be overvalued.
The current stock price of €70.75 is trading 84.1% above its estimated GF Value™ of €38.42.
GuruFocus considers Proto Labs to be Significantly Overvalued.
Key valuation signals for WBO:PRLB:
GF Score: 62 (near median its 10-year median of 67.00)
GF Value™: €38.42 vs. price of €70.75 (84.1% above fair value)
No single metric tells the full story. See the WBO:PRLB 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.
62GF Score
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