Proto Labs Inc (PRLB) stock
Close on Nov 11, 2026Market cap $1.65BP/E 48.3Yield –
Proto Labs Inc grew revenue 11.8% to $579.49M over the twelve months to Sep 30, 2026. Operating income rose 152.4% to $42.44M, moving the operating margin from 3.2% to 7.3%. Free cash flow was $48.61M, down 28.2% from a year earlier. At the latest close the market valued the company at $1.65B, 48.3 times its earnings.
Key statistics
Valuation at the latest close; fundamentals over the trailing twelve months, balances at Sep 30, 2026
Valuation
- Market cap
- $1.65B
- P/E ratio
- 48.3
- Price to sales
- 2.85
- Price to book
- 2.36
- Dividend yield
- –
- Free cash flow yield
- 2.94%
Fundamentals
- Revenue
- $579.49M
- Net income
- $35.02M
- EPS, diluted
- $1.43
- Free cash flow
- $48.61M
- Book value per share
- $28.72
- Diluted shares
- 24M
Trading
- Next earnings
- Feb 5, 2027 (estimated, before the open)
- Previous close
- $67.93
- Open
- $70.11
- Day's range
- $68.65 – $70.33
- Volume
- 252,425
- Average volume (20 days)
- 296,442
- Index membership
- S&P SmallCap 600, Russell 2000, Russell 3000
- Beta (5 years)
- 1.29
- 52-week range
- $46.07 – $99.96
- RSI (14 days)
- 37.3
- Volatility (1 year)
- 50.3%
- Relative volume
- 1.11×
- WACC
- 11.3%
Index membership is inferred from the holdings of funds that track each index (SPSM, IJR, IWM, IWV), as reported to the SEC for Jun 30, 2026. Join dates come from quarterly fund reports since 2019, so they are accurate to the quarter.
Market cap history
Month-end market cap since 2012, using shares outstanding reported at the time
Total return vs. the S&P 500
Price change plus reinvested dividends, to the close on Nov 11, 2026. The S&P 500 is measured by the SPY fund.
| Period | PRLB | S&P 500 | Difference | PRLB per year | S&P 500 per year |
|---|---|---|---|---|---|
| 1 month | -26.4% | -2.4% | −23.9 pts | ||
| 3 months | -23.6% | -1.2% | −22.4 pts | ||
| Year to date | +36.6% | +12.3% | +24.3 pts | ||
| 1 year | +39.6% | +12.4% | +27.1 pts | ||
| 3 years | +99.9% | +78.8% | +21.0 pts | +26.0% | +21.4% |
| 5 years | +18.5% | +75.2% | −56.7 pts | +3.4% | +11.9% |
| 10 years | +33.5% | +311.1% | −277.6 pts | +2.9% | +15.2% |
Fifteen years at a glance
Fiscal years 2011 to 2025 and trailing twelve months, USD
Revenue
Gross profit
Operating income
Net income
EPS, diluted
Free cash flow
Press releases
Releases Proto Labs filed with the SEC as exhibits to Form 8-K or 6-K
- Results
- Update
- Results
- Update
- Results
- Results
About Proto Labs
Fabricated Structural Metal Products
Proto Labs, Inc. provides digital contract manufacturing services for custom prototypes and low-volume production parts. The company operates through two primary fulfillment models: internal manufacturing factories and a global partner network. Its core service offerings include injection molding, computer numerical control machining, 3D printing, and sheet metal fabrication. Utilizing an automated digital platform, it produces custom components from plastic, metal, and liquid silicone rubber. The company serves product developers, engineers, and procurement teams across industries such as medical, computer electronics, industrial machinery, aerospace, and automotive.
Company profile, executives and historyProto Labs stock: common questions
What is Proto Labs's stock price?
PRLB closed at $69.11 on Nov 11, 2026, up 1.74% on the day. Over the past 52 weeks it traded between $46.07 and $99.96.
What is Proto Labs's market cap?
Proto Labs was worth $1.65B at the close on Nov 11, 2026: the share price times the diluted shares outstanding.
What is PRLB's P/E ratio?
PRLB trades at 48.3 times earnings, based on diluted earnings per share of $1.43 over the twelve months to Sep 30, 2026.
How much revenue does Proto Labs make?
Proto Labs reported revenue of $579.49M for the twelve months to Sep 30, 2026, up 11.8% from a year earlier.
Does Proto Labs pay a dividend?
No. Proto Labs has not paid a cash dividend over the last twelve months.
When does Proto Labs report earnings next?
Proto Labs is expected to report Q4 FY2026 results on Feb 5, 2027, before the open. The date is estimated from its past reporting pattern until the company confirms it.
How has PRLB stock performed over the past year?
Including dividends, PRLB returned +39.6% over the past year, against +12.4% for the S&P 500.
How many PRLB shares are sold short?
1M shares were sold short at the latest FINRA report, 2.63% of the float, or 2.4 days of average trading volume.
Who are Proto Labs's competitors?
Companies most similar to Proto Labs by business, industry and size include VATE, MEC, VMI, TRS, JBI.
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