Proto Labs currently trades with a PEG ratio of 0.74, based on Oct 2, 2026 data. Dividing the 77.33 PE ratio by the 104.8% earnings growth rate produces this figure.
Historically, Proto Labs maintains a PEG ratio averaging 2.47 across the last nine years. At 0.74, today's PEG ratio sits 70% lower than its historical average. The nine years high came in the Sep 2017 quarter at 19.73, reflecting peak valuation relative to growth. The bottom was reached in the Sep 2024 quarter at 0.25, suggesting favorable value relative to growth during that period.
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| 2025 | 1.63 | 56.84 | 34.8% |
| 2024 | N/A | 59.23 | 0% |
| 2023 | 0.5 | 59.03 | 117.5% |
| 2022 | N/A | N/A | -411.6% |
| 2021 | N/A | 42.44 | -36.3% |
| 2020 | N/A | 80.74 | -19.8% |
| 2019 | N/A | 42.85 | -16.5% |
| 2018 | 0.86 | 39.71 | 46.4% |
| 2017 | 2.68 | 53.09 | 19.8% |
| 2016 | N/A | 31.7 | -9.5% |
| 2015 | 3.39 | 35.58 | 10.5% |
| 2014 | 2.64 | 41.46 | 15.7% |
| 2013 | 1.42 | 50.84 | 35.9% |
| 2012 | 1.03 | 38.27 | 37.3% |
| 2011 | N/A | N/A | 87.5% |
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| Jun 2026 | 0.61 | 64.18 | 104.8% |
| Mar 2026 | 0.69 | 52.8 | 77% |
| Dec 2025 | 1.63 | 56.84 | 34.8% |
| Sep 2025 | N/A | 79.41 | -33.7% |
| Jun 2025 | N/A | 64.58 | -36.1% |
| Mar 2025 | N/A | 57.44 | -21.8% |
| Dec 2024 | N/A | 59.23 | 0% |
| Sep 2024 | 0.25 | 30.92 | 125.1% |
| Jun 2024 | 0.26 | 31.85 | 124.5% |
| Mar 2024 | 0.38 | 45.83 | 120.2% |
| Dec 2023 | 0.5 | 59.03 | 117.5% |
| Sep 2023 | N/A | N/A | -545.9% |
| Jun 2023 | N/A | N/A | -550% |
| Mar 2023 | N/A | N/A | -406.3% |
| Dec 2022 | N/A | N/A | -411.6% |
PRLB's PEG ratio today is above the 3 and 5-year averages, yet it comes in under the 10-year average.
With a PEG of 0.74, PRLB ranks lower than the Industrials sector and the industry average. In comparison with the Industrials sector average of 0.99, Proto Labs's PEG is 25% lower.
Among its peers, PRLB has a PEG ratio below stock KAI, while higher than JBTM's.
PRLB has a PEG ratio of 0.74, per Oct 2, 2026 data.
PRLB shows a 3-year average PEG ratio of 0.62.
PRLB shows a 5-year average PEG ratio of 0.62.
The Sep 2017 quarter marked the nine years high at 19.73 for PRLB's PEG ratio.
Compared to the 9-year average, PRLB's PEG ratio sits 70% lower.
The PEG ratio derives from taking PE and dividing by the rate at which earnings are growing (YoY TTM). As of Oct 2, 2026, Proto Labs carries a PE ratio of 77.33. Earnings grew at 104.8% over the TTM period ending Jun 2026. Applying the formula, this yields a PEG ratio of 0.74. PEG RATIO(0.74) = PE RATIO(77.33) / EPS GROWTH(104.8%)
All PEG ratio stats are based on quarterly TTM periods, unless otherwise specified.