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Proto Labs (PRLB) earnings and revenue breakdown
Latest: Q3 2026 · 10-Q filed Oct 29, 2026 · Proto Labs (PRLB) Q3 2026 earnings results →
Q3 2026 Revenue up 14% year over year to $154M · 8¢ of every $1 of revenue kept as net profit · operating margin 9.4%
Proto Labs made $154M in Q3 2026 (+14% Y/Y): CNC Machining $73.4M, Injection Molding $53.7M, 3D Printing $22.4M. Operating margin 9.4%, net earnings $11.8M. See where every dollar goes — costs, profit and cash — as a Sankey from the 10-Q filed Oct 29, 2026.
Drawing the Sankey…
Open the interactive Sankey → click any line for what the company wrote about it, compare Y/Y and Q/Q, export as PNG or PDF
What changed this quarter
Revenue was $154.3M in Q3 2026, up 14% year over year and up 3% from the previous quarter. CNC Machining was the largest line at 48% of revenue. CNC Machining added $10.3M year over year (up 16%), 54% of the total change. Sheet Metal declined 5%.
Gross margin was 44.5%, down 0.8 points from Q3 2025. Operating profit was $14.4M, a 9.4% margin (up 2.8 points year over year). Of the extra revenue versus Q3 2025, 30% reached operating profit, above the 7% margin then. Operating expenses grew 3% against revenue growth of 14%. Net earnings were $11.8M, up 63% year over year. The effective tax rate was 27.4%.
Operating cash flow was $22.8M (down 22% year over year), 194% of net earnings. Non-cash charges added back $8.1M of depreciation and amortization and $3.4M of share-based compensation. Capital expenditures of $5.8M left free cash flow of $17.0M.
Quarterly history
| Quarter | Form | Filed | Revenue | Y/Y | Op. margin | Net earnings | Op. cash flow |
|---|---|---|---|---|---|---|---|
| Q3 2026 | 10-Q | Oct 29, 2026 | $154M | +14% | 9.4% | $11.8M | $22.8M |
| Q2 2026 | 10-Q | Jul 31, 2026 | $149M | +11% | 7.6% | $9.2M | $15.4M |
| Q1 2026 | 10-Q | May 1, 2026 | $139M | +10% | 7.1% | $8.1M | $17.5M |
| Q4 2025 | 10-K | Feb 20, 2026 | $136M | +12% | 5.0% | $6.0M | $16.5M |
| Q3 2025 | 10-Q | Oct 31, 2025 | $135M | +8% | 6.5% | $7.2M | $29.1M |
| Q2 2025 | 10-Q | Jul 31, 2025 | $135M | +8% | 3.7% | $4.4M | $10.6M |
| Q1 2025 | 10-Q | May 2, 2025 | $126M | -1% | 3.6% | $3.6M | $18.4M |
Charts
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💵Where each $1 goesinteractive
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🌏Named in Asian annual reportsinteractive
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🔄Rotation against the market and its industry (RRG)interactive
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⚖️Fair value by methodinteractive
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📈Investments: gains and what it boughtinteractive
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About Proto Labs
Proto Labs, Inc. was incorporated in Minnesota in 1999. The terms “Proto Labs,” "Protolabs," the “Company,” “we,” “us,” and “our” as used herein refer to the business and operations of Proto Labs, Inc. and its subsidiaries. We are the world’s fastest manufacturing service enabling companies across every industry to streamline production of quality parts throughout the entire product life cycle. From custom prototyping to end-use production, we support product developers, engineers, and supply chain teams along every phase of their manufacturing journey. Founded in 1999, we radically reduced the time needed to produce injection molding prototypes through complex software that automated the manufacturing process.
In its own words, from its 10-K, filed Feb 20, 2026.
Proto Labs against its Fabricated Structural Metal Products peers
The largest companies of the same SEC industry, each at its latest quarter. Revenue growth: +14% against the peers' median +14%. Operating margin: 9.4% against the peers' median 9.4%.
| Company | Quarter | Revenue | Y/Y | Op. margin |
|---|---|---|---|---|
| PRLB Proto Labs | Q3 2026 | $154M | +14% | 9.4% |
| VMI Valmont Industries | Q3 2026 | $1.1B | +6% | 15.7% |
| ACA Arcosa | Q2 2026 | $659M | +2% | 12.8% |
| VATE Innovate | Q2 2026 | $422M | +74% | 8.2% |
| TPCS Techprecision | Q1 FY27 | $9.1M | +23% | -0.5% |
Source: Proto Labs 10-Q on SEC EDGAR · CIK 1443669 · Fabricated Structural Metal Products
Guidance and outlook
13F: who owns PRLB and who is buying
More on PRLB
History
Every quarter: Q3 2026 results · Q2 2026 results · Q1 2026 results · Q4 2025 results · Q3 2025 results · Q2 2025 results · Q1 2025 results
- Proto Labs guidance history: guided vs reported
- Proto Labs gross margin by quarter
- Proto Labs operating margin by quarter
- Proto Labs net income by quarter
- Proto Labs free cash flow by quarter
- Proto Labs R&D spending by quarter
- Proto Labs capital expenditures by quarter
- Proto Labs CNC Machining revenue by quarter
- Proto Labs Injection Molding revenue by quarter
- Proto Labs 3D Printing revenue by quarter