Proto Labs Inc
PRLB- Exchange
- NYSE
- Industry
- Fabricated Structural Metal Products
- SEC CIK
- 0001443669
In the last 90 days, Proto Labs Inc insiders filed 0 open-market purchases and 2 sales; 277 institutions reported holding it in 13F filings for Q2 2026, worth $1.83B in total; ARK Invest is the only superinvestor holding it.
13F holders, Q2 2025
Institutional positions in Proto Labs Inc as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 202
- +14 vs. Q1 2025
- Shares held
- 21.6M
- −182.3K (−0.8%) vs. Q1 2025
- Total value
- $866.4M
- +$101.9M (+13.3%) vs. Q1 2025
- New holders
- 34
- 65 more added
- Sold out
- 20
- 74 more reduced
Compare with Q1 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting PRLB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 277 | $1.83B |
| Q1 2026 | 263 | $1.26B |
| Q4 2025 | 234 | $1.10B |
| Q3 2025 | 213 | $1.09B |
| Q2 2025 | 202 | $866.4M |
| Q1 2025 | 188 | $764.5M |
| Q4 2024 | 199 | $837.2M |
| Q3 2024 | 193 | $634.3M |
| Q2 2024 | 204 | $662.3M |
| Q1 2024 | 203 | $774.1M |
| Q4 2023 | 219 | $845.8M |
| Q3 2023 | 185 | $571.4M |
| Q2 2023 | 193 | $775.6M |
| Q1 2023 | 199 | $745.6M |
| Q4 2022 | 199 | $593.9M |
| Q3 2022 | 210 | $881.5M |
| Q2 2022 | 227 | $1.16B |
| Q1 2022 | 236 | $1.31B |
| Q4 2021 | 245 | $1.31B |
| Q3 2021 | 264 | $1.89B |
| Q2 2021 | 273 | $2.65B |
| Q1 2021 | 316 | $3.49B |
Institutions, Q2 2025
Shares, value and share of portfolio for each institution holding Proto Labs Inc; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 2,772,867 | $111.0M | 0.00% | −52,718−1.9% | Reduced |
| BlackRock, Inc. | 3,652,532 | $146.2M | 0.00% | −211,614−5.5% | Reduced |
| Wellington Management Group LLP | 0 | $0 | 0.00% | −711,738−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −47,557−100.0% | Sold out |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 0 | $0 | 0.00% | −38,123−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −31,700−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −20,147−100.0% | Sold out |
| Mackenzie Financial Corp | 0 | $0 | 0.00% | −14,333−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −13,122−100.0% | Sold out |
| Corebridge Financial, Inc. | 0 | $0 | 0.00% | −12,838−100.0% | Sold out |
| Meeder Asset Management Inc | 0 | $0 | 0.00% | −10,096−100.0% | Sold out |
| Ieq Capital, LLC | 0 | $0 | 0.00% | −8,559−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −8,278−100.0% | Sold out |
| KBC Group NV | 0 | $0 | 0.00% | −1,541−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −888−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −316−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −257−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −249−100.0% | Sold out |
| Coldstream Capital Management Inc | 0 | $0 | 0.00% | −124−100.0% | Sold out |
| Clean Yield Group | 0 | $0 | 0.00% | −53−100.0% | Sold out |
| PSI Advisors, LLC | 0 | $0 | 0.00% | −50−100.0% | Sold out |
| Stephens Consulting, LLC | 0 | $0 | 0.00% | −10−100.0% | Sold out |