Proto Labs, Inc. (PRLB) P/E Ratio History
Historical price-to-earnings valuation from 2012 to 2026
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PRLB Valuation Context
How does the current P/E compare to historical and market benchmarks?
P/E Ratio Analysis
As of May 7, 2026, Proto Labs, Inc. (PRLB) trades at a price-to-earnings ratio of 78.3x, with a stock price of $68.89 and trailing twelve-month earnings per share of $1.06.
The current P/E is 40% above its 5-year average of 56.1x. Over the past five years, PRLB's P/E has ranged from a low of 31.2x to a high of 81.5x, placing the current valuation at the 85th percentile of its historical range.
Compared to the Industrials sector median P/E of 25.9x, PRLB trades at a 203% premium to its sector peers. The sector includes 414 companies with P/E ratios ranging from 0.0x to 185.4x.
Relative to the broader market, PRLB commands a significant premium over the S&P 500 median P/E of 25.2x. Investors should consider the company's growth prospects, competitive position, and earnings quality when evaluating whether the current valuation is justified.
For a comprehensive intrinsic value estimate using discounted cash flow analysis, see our PRLB DCF Valuation Calculator →
Note: P/E ratio is just one valuation metric. It does not account for balance sheet strength, cash flow quality, or growth sustainability. Always conduct comprehensive due diligence before making investment decisions.
PRLB P/E vs Peers
P/E ratio compared to closely matched public peers
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $332M | 36.8 | - | -43% | |
| $16B | 22.5Lowest | 0.56 | +95% | |
| $52B | 46.5 | - | +2% | |
| $8B | 29.1 | 14.46 | -18% | |
| $42B | 33.5 | 0.53Best | +31% | |
| $3B | 356.7 | - | +143%Best |
Peers sorted by market capitalization. P/E below peers may indicate undervaluation or lower growth expectations. Consider PEG ratio for growth-adjusted comparison.
PRLB Historical P/E Data (2012–2026)
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Date | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2026 Q1 | $57.02 | $1.06 | 53.8x | +12% | |
| FY2025 Q4 | Wed Dec 31 2025 00:00:00 GM | $50.59 | $0.88 | 57.5x | +19% |
| FY2025 Q3 | $50.03 | $0.61 | 81.5x | +69% | |
| FY2025 Q2 | Mon Jun 30 2025 00:00:00 GM | $40.04 | $0.60 | 66.3x | +38% |
| FY2025 Q1 | Mon Mar 31 2025 00:00:00 GM | $35.04 | $0.60 | 58.1x | +21% |
| FY2024 Q4 | $39.09 | $0.65 | 59.8x | +24% | |
| FY2024 Q3 | Mon Sep 30 2024 00:00:00 GM | $29.37 | $0.94 | 31.2x | -35% |
| FY2024 Q2 | Sun Jun 30 2024 00:00:00 GM | $30.89 | $0.96 | 32.2x | -33% |
| FY2024 Q1 | Sun Mar 31 2024 00:00:00 GM | $35.75 | $0.77 | 46.7x | -3% |
| FY2023 Q4 | Sun Dec 31 2023 00:00:00 GM | $38.96 | $0.67 | 58.6x | +22% |
| FY2022 Q3 | Fri Sep 30 2022 00:00:00 GM | $36.43 | $0.85 | 42.7x | -11% |
| FY2022 Q2 | $47.84 | $0.88 | 54.2x | +13% |
Average P/E for displayed period: 48.2x
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Start ComparisonPRLB — Frequently Asked Questions
Quick answers to the most common questions about buying PRLB stock.
Is PRLB stock overvalued or undervalued?
PRLB trades at 78.3x P/E, above its 5-year average of 56.1x. The 85th percentile ranking indicates a premium to historical valuation.
How does PRLB's valuation compare to peers?
Proto Labs, Inc. P/E of 78.3x compares to sector median of 25.9x. The premium reflects expected growth above peers.
What is PRLB's PEG ratio?
PRLB PEG ratio is N/A. Above 2.0 indicates premium valuation relative to growth rate. Historical P/E data spans 2012-2026.