Proto Labs Inc (PRLB)
Fabricated Structural Metal Products
Latest Price
$75.05
TTM P/E
70.80
Normalized P/E
--
Div Yield
--
Book Value
28.66
P/B Ratio
2.62
Valuation metrics
adjust assumptions →EPS: $0.88
Book value / share: $28.52
Formula: √(22.5 × EPS × BVPS)
Graham Number
$23.76
68% downside
Norm. op. income: $28M (median of 7yr)
Tax rate: 27%
Discount rate: 10%
Growth assumption: zero (EPV is a no-growth value)
Earnings Power Value
$14.17
81% downside
Base FCF: $45M (median of recent 5yr)
Growth: 12%/yr (median YOY, capped at 25%)
Discount rate: 10%
Terminal growth: 3%
Projection horizon: 10 years
DCF Fair Value
$58.62
22% downside
EPS: $0.88
Target P/E: 71×
Formula: EPS × P/E
P/E Fair Value
$62.48
17% downside
Institutional Ownership
81.7% held by institutions| Institution | Shares | Value | Ownership % | Change | Filing Date |
|---|---|---|---|---|---|
| BlackRock, Inc. | 3.68M | $209.0M | 15.46% | +58.9K | 2026-03-31 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 1.54M | $87.0M | 6.47% | -- | 2026-03-31 |
| DIMENSIONAL FUND ADVISORS LP | 1.27M | $72.0M | 5.35% | -4.2K | 2026-03-31 |
| STATE STREET CORP | 1.09M | $62.0M | 4.59% | +3.8K | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 1.04M | $59.0M | 4.37% | -- | 2026-03-31 |
| AMERICAN CAPITAL MANAGEMENT INC | 627.7K | $35.0M | 2.64% | -3.6K | 2026-03-31 |
| GEODE CAPITAL MANAGEMENT, LLC | 580.2K | $33.0M | 2.44% | +21.9K | 2026-03-31 |
| RENAISSANCE TECHNOLOGIES LLC | 520.3K | $29.0M | 2.19% | +26.7K | 2026-03-31 |
| Rubric Capital Management LP | 486.4K | $27.0M | 2.04% | -636.9K | 2026-03-31 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 463.8K | $26.0M | 1.95% | +3.2K | 2026-03-31 |