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NN vs Proto Labs

Proto Labs is the larger business, with $533m of revenue in fiscal 2025 against $422m for NN (1.3 times as much). Proto Labs grew faster (6.4% against -9.1%). Proto Labs kept more of each dollar of sales as profit: a net margin of 4.0% against -8.1%. Proto Labs carries less debt relative to equity (0.0% against 469.3%).

Latest fiscal yearNNNNBR, 2025Proto LabsPRLB, 2025
Revenue $422m $533m
Revenue growth -9.1% 6.4%
Net income −$34.0m $21.2m
Operating margin -4.5% 4.7%
Net margin -8.1% 4.0%
Return on equity -62.7% 3.2%
Free cash flow −$7.2m $59.7m
Cash $11.4m $111m
Total debt $160m $0
Debt to equity 469.3% 0.0%
Dividend per share — —
Dividend yield — —
Share buybacks — $43.0m
Employees — 2,280
Market value $309m $1.67bn
Price vs our value range Above our value range Above our value range
Moat score 30 (Weak) 60 (Moderate)
Insider trades, 12 months 0 buys, 28 sales 0 buys, 15 sales

Each figure is from the company's latest annual report and links to the page it comes from. Fiscal years can end on different dates. Market value and the value verdict use the delayed price shown on the stock pages. Not a recommendation.

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Figures from each company's latest annual report filed with the SEC (10-K or 20-F), as reported, with the fiscal year shown. Not investment advice. How we read filings: methodology.