Proto Labs Inc(PRLB)— Stock Profile, AI Score & Financials

Industrials · NYSE · AI-powered stock analysis, 32-signal quality score, SEC EDGAR financials, and institutional holdings. Updated .

Proto Labs Inc (PRLB) stock profile, AI quality score, and SEC EDGAR financial data, a Industrials sector company. 13F Pro's AI-powered ranking engine scores PRLB at 53.5/100 on a 32-signal composite quality model, placing it at rank #1,387 of 2,961 stocks — the top half of the AI-ranked universe. PRLB scores in the top quartile across earnings quality (80.7). Areas of concern include institutional flow (33.6) and revenue scale (38.7), which score below median versus the broader universe. Shareholder dilution risk is elevated at 33.0/100, reflecting ongoing share issuance or stock-based compensation. Based on the latest XBRL financial filings (Q2 2026), Proto Labs Inc reports quarterly revenue of $149.3M, net income of $9.2M, an operating margin of 7.6%. Top institutional holders of PRLB by reported 13-F value include BlackRock, DISCIPLINED GROWTH INVESTORS, VANGUARD PORTFOLIO MANAGEMENT, based on the most recent SEC filings. PRLB trades on the NYSE exchange and files with the SEC under CIK 1443669. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate PRLB daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for Proto Labs Inc directly from SEC EDGAR.

AI Quality Score

53.5/100

AI Rank

#1,387

Revenue

$149.3M

Net Income

$9.2M

Free Cash Flow

$9.2M

Operating Margin

7.6%

PRLB key financials by period

Proto Labs Inc reported revenue, net income and margins by fiscal period, from SEC filings.
PeriodFormRevenueNet incomeOperating margin
FY 202510-K$533.1M$21.2M4.7%
FY 202410-K$500.9M$16.6M4.0%
FY 202310-K$503.9M$17.2M5.6%
FY 202210-K$488.4M$-103.5M-20.1%
FY 202110-K$488.1M$33.4M8.3%
FY 202010-K$434.4M$50.9M13.8%

Institutions holding PRLB

Institutional investors reporting a position in Proto Labs Inc on SEC Form 13F.
InstitutionSharesValueReported
BlackRock3,896,222$317.6M2026-06-30
DISCIPLINED GROWTH INVESTORS2,380,514$194.0M2026-06-30
VANGUARD PORTFOLIO MANAGEMENT1,599,765$130.4M2026-06-30
DIMENSIONAL FUND ADVISORS1,152,305$93.9M2026-06-30
STATE STREET1,138,462$92.8M2026-06-30
VANGUARD CAPITAL MANAGEMENT1,054,623$86.0M2026-06-30
AMERICAN CAPITAL MANAGEMENT619,845$50.5M2026-06-30
GEODE CAPITAL MANAGEMENT614,028$50.1M2026-06-30
RENAISSANCE TECHNOLOGIES469,251$38.2M2026-06-30
PRUDENTIAL FINANCIAL457,810$37.3M2026-06-30
PRLB

Proto Labs Inc

PRLB
NYSESmall CapIndustrials

13F Pro Quality Score

53.5/100

Rank #1,387 of 2,961 stocksTOP 50%

View Industrials peers →

Rankings refresh quarterly once 80% of peers have filed (~45 days after quarter-end). Next update: ~Nov 14, 2026.

Revenue Growth

43.2/100

Profitability

57.7/100

Balance Sheet

64.9/100

Earnings Quality

80.7/100

Free Cash Flow

56.0/100

Institutional Flow

33.6/100

Revenue Scale

38.7/100

Dilution Risk

33.0/100

Price Chart

Email me the moment this company reports earnings
AI Research Report
Two-page plain-English analysis: business, thesis, and three scenarios for the next two years. Refreshed every quarter.
Upgrade to Pro
Pro: 5 reports/month · Pro+: unlimitedOpinion, not investment advice. Do your own research.
Reading the latest SEC filing… (first load can take ~20s)

Key Metrics

Revenue

Q2 2026
EDGAR

$149.34M

Net Income

Q2 2026
EDGAR

$9.15M

EPS (Diluted)

Q2 2026
EDGAR

$0.37

Operating Margin

Q2 2026
EDGAR

7.6%

ROIC

Q2 2026
EDGAR

6.6%

Free Cash Flow

Q2 2026
EDGAR

$9.24M

Top Institutional Holders

as of Q2 2026
$1.83B total

Financial Trends

Revenue & Net Income

Earnings Per Share

Loading ratio trend…