Proto Labs, Inc. (PRLB) Stock Analysis

Company Overview

Proto Labs, Inc. (PRLB) is capitalised at $1.95B on the latest close. It is classified in the Metal Fabrication industry, within the Industrials sector. The company reports 2,280 employees.

PRLB last closed at $81.44 on September 4, 2026. That is +$1.91 (+2.40%) against the previous close. The 52-week range on file runs from $45.10 to $93.00. The latest close sits 80.58% above that 52-week low.

Financial Health

In fiscal 2025, Proto Labs, Inc. reported revenue of $533.13M. Against the prior fiscal year total of $500.89M, that is a change of +6.44%. The same year closed with net income of $21.24M. That is +28.01% against the prior fiscal year. The reported profit margin is 5.44%. That is 0.7 percentage points above the Metal Fabrication median of 4.7%. Earnings per share on a trailing basis come to 1.29.

Across the 4 fiscal years on file, revenue moves from $488.40M in 2022 to $533.13M in 2025. Of those 4 years, 3 report positive net income.

Valuation Assessment

On trailing earnings, the shares are priced at 63.13 times earnings. That is 3.2 times the Metal Fabrication median of 19.53. On forward earnings the ratio is 34.11. The PEG ratio, which sets the P/E against expected earnings growth, reads 0.86. The price-to-sales ratio is 3.48. On price-to-sales that is 160.45% above the Metal Fabrication median of 1.33. The medians here are taken across 20 Metal Fabrication companies that report the metric.

Over the trailing twelve months the price has returned +62.23%. Across 10 years the annualized return works out at +3.95%. The reported beta is 1.42. Annualized volatility over the trailing 10 years is 48.03%.

Growth & Income

The record shows no dividend for PRLB.

Across the complete calendar years on file, 2017 returned +100.58% and 2021 returned −66.53%. Of the 9 complete calendar years on file, 6 finished higher. 2026 is still running; the price is +60.98% year to date.