Fabricated Structural Metal Products · SIC 3440

Proto Labs Inc

PRLB

Watch

Latest revenue

$139.3M

as of 2026-03-31

Latest net income

$8.1M

as of 2026-03-31

Net margin

5.8%

as of 2026-03-31

Price · 5Y

-4.4% / yr 18.2 pts / yr vs S&P 500 20.2% total
Compare:

Live market

delayed ≤15 min
$71.36
2.31%
Market cap
$1.70B
Enterprise value
$1.70B
P/E (trailing)
79.9×
Forward P/E
P/B
Dividend yield
0.0%
52-wk high
$73.11
52-wk low
$36.15
Beta
Shares out
23.8M

5-year trend

What this company does

AI

Item 1. Business Overview 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…

AI summary unavailable — showing raw filing excerpt

Generated from PRLB's filing dated 2026-02-20

Key risks

AI

Table of Contents Item 1A. Risk Factors The following are the significant factors that could materially adversely affect our business, financial condition, or operating results, as well as adversely affect the value of an investment in our common stock. The risks described below are not the only risks facing our Company. Risks and uncertainties not currently known to us or that we currently deem to be immaterial also may materially adversely affect our business, financial condition and operating results. Risks Relating to Our Business We face significant competition and expect to face increasing competition in many aspects of our business, which could cause our operating results to suffer.…

AI summary unavailable — showing raw filing excerpt

Generated from PRLB's filing dated 2026-02-20

Profitability

Gross margin

44.5%

0.2%

Operating margin

4.7%

18.5%

Net margin

4.0%

20.3%

Return on equity

3.2%

32.1%

Return on assets

2.8%

24.7%

Leverage

Debt / equity

0.13×

91.5%

Long-term debt / equity

0.00×

100.0%

Debt / assets

11.7%

80.7%

Earnings tracker

QuarterRevenueYoYNet incomeYoYNet margin

Q1 2026

2026-03-31

$139.3M+10.4%$8.1M+125.4%5.8%

Q4 2025

2025-12-31

$136.5M+12.1%$6.0M+1584.9%4.4%

Q3 2025

2025-09-30

$135.4M+7.8%$7.2M+0.4%5.3%

Q2 2025

2025-06-30

$135.1M+7.5%$4.4M-2.5%3.3%

Q1 2025

2025-03-31

$126.2M-1.3%$3.6M-31.7%2.9%

Q4 2024

2024-12-31

$121.8M$-404.0K-0.3%

Q3 2024

2024-09-30

$125.6M-3.9%$7.2M-9.6%5.7%

Q2 2024

2024-06-30

$125.6M+2.8%$4.5M+1285.4%3.6%

Year-over-year change vs the same fiscal quarter one year prior. Revenue + net income sourced from SEC 10-Q / 10-K filings — no analyst-consensus dependency.

Industry trend

Fabricated Structural Metal Products · SIC 3440

No data yet for industry average

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Insider activity

Insider buying

$150.2K

Insider selling

$2.4M

Net activity

−$2.3M

Distinct insiders

3

Open-market trades over the last 365 days.

Recent transactions

DateInsiderTypeSharesPriceValue
2026-05-12

Michael R. Kenison

Chief Operations Officer

Sale1,613$67.58$109.0K
2026-05-12

Michael R. Kenison

Chief Operations Officer

Sale4,198$68.70$288.4K
2026-05-12

Michael R. Kenison

Chief Operations Officer

Sale3,576$69.78$249.5K
2026-05-12

Michael R. Kenison

Chief Operations Officer

Sale6,643$70.30$467.0K
2026-05-11

Michael R. Kenison

Chief Operations Officer

Sale7,433$70.26$522.3K
2026-05-07

Michael R. Kenison

Chief Operations Officer

Sale200$70.00$14.0K
2026-02-17

Michael R. Kenison

Chief Operations Officer

Sale5,000$66.46$332.3K
2026-02-06

Michael R. Kenison

Chief Operations Officer

Sale2,500$60.00$150.0K
2025-11-25

Michael R. Kenison

Chief Operations Officer

Sale3,048$50.17$152.9K
2025-11-25

Michael R. Kenison

Chief Operations Officer

Sale3,048$50.17$152.9K

Source: SEC Form 4 filings. Officers, directors, and 10%+ owners must disclose share transactions within two business days. RSU grants and tax-withholding rows are excluded by default — compensation activity is not a trading signal.

Who owns PRLB

Institutional value

$640.1M

Total shares held

11.4M

Distinct holders

151

-83 vs prior

As of

2026-03-31

Prior: 2025-12-31

Filers with $100M+ AUM disclose holdings 45 days after quarter end.

Top institutional holders

#ManagerSharesValueQoQ changeAction
1BlackRock, Inc.3.7M$209.7M+58.9K (+1.6%)Added
2VANGUARD PORTFOLIO MANAGEMENT LLC1.5M$87.7MNew
3DIMENSIONAL FUND ADVISORS LP1.3M$72.5M-4.2K (-0.3%)Trimmed
4VANGUARD CAPITAL MANAGEMENT LLC1.0M$59.3MNew
5PRUDENTIAL FINANCIAL INC400.2K$22.8M+217.4K (+118.9%)Added
6Nuveen, LLC316.9K$18.1M-8.8K (-2.7%)Trimmed
7NORDEA INVESTMENT MANAGEMENT AB214.4K$12.0M-10.1K (-4.5%)Trimmed
8JUPITER ASSET MANAGEMENT LTD194.8K$11.1M+0 (+0.0%)No change
9Hillsdale Investment Management Inc.174.4K$9.9M+6.1K (+3.6%)Added
10UBS Group AG168.8K$9.6M-6.7K (-3.8%)Trimmed
11VANGUARD FIDUCIARY TRUST CO153.6K$8.8MNew
12Bank of New York Mellon Corp139.9K$8.0M-3.1K (-2.2%)Trimmed
13PRINCIPAL FINANCIAL GROUP INC133.6K$7.6M-3.1K (-2.2%)Trimmed
14Connor, Clark & Lunn Investment Management Ltd.125.5K$7.2M-5.3K (-4.0%)Trimmed
15GAGNON SECURITIES LLC110.9K$6.3M-659 (-0.6%)Trimmed
16Public Sector Pension Investment Board105.6K$6.0M-4.8K (-4.3%)Trimmed
17FIRST TRUST ADVISORS LP92.9K$5.3M-13.1K (-12.3%)Trimmed
18Invesco Ltd.88.6K$5.1M-19.1K (-17.8%)Trimmed
19JPMORGAN CHASE & CO87.6K$4.9M-31.1K (-26.2%)Trimmed
20EAM Investors, LLC65.8K$3.8MNew

Source: SEC Form 13F-HR. Positions aggregated across sub-managers within each firm. Options (puts/calls) excluded — common stock only.

Top questions investors are asking

Coming once PRLB's latest filing finishes processing.