Proto Labs (WBO:PRLB) Defensive Interval Ratio

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

WBO:PRLB Proto Labs Inc WBO:PRLB
66 GF Score
Price €65.00
GF Value €37.78
Valuation Significantly Overvalued
! 7 Warning Signs
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What is Proto Labs Defensive Interval Ratio?

WBO:PRLB
66GF Score
Proto Labs Inc WBO:PRLB
Defensive Interval Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
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Is Proto Labs (WBO:PRLB) Overvalued in 2026?

Based on GuruFocus' analysis, Proto Labs stock appears to be overvalued. The current stock price of €65.00 is trading 72% above its estimated GF Value™ of €37.78. GuruFocus considers Proto Labs to be Significantly Overvalued.

Key valuation signals for WBO:PRLB:

  • Defensive Interval Ratio:
  • GF Value™: €37.78 vs. price of €65.00 (72% above fair value)
  • GF Score™: 66/100 with 7 warning signs

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 Business Description

Other Exchanges PRLB:USA0KRR:UKPRZ:Germany
Address 5540 Pioneer Creek Drive, Maple Plain, MN, USA, 55359
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.
66GF Score

Get the complete analysis for WBO:PRLB

Defensive Interval Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

€65.00
Price
€37.78
GF Value