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, Q3 2023
Institutional positions in Proto Labs Inc as of Sep 30, 2023. 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
- 185
- −6 vs. Q2 2023
- Shares held
- 21.6M
- −503.9K (−2.3%) vs. Q2 2023
- Total value
- $571.4M
- −$202.9M (−26.2%) vs. Q2 2023
- New holders
- 20
- 56 more added
- Sold out
- 26
- 67 more reduced
2 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2023: 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, Q3 2023
Shares, value and share of portfolio for each institution holding Proto Labs Inc; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Occudo Quantitative Strategies LP | 18,614 | $491.4K | 0.06% | +18,614 | New |
| Captrust Financial Advisors | 18,992 | $501.4K | 0.00% | +18,992 | New |
| State of Wisconsin Investment Board | 18,994 | $501.4K | 0.00% | −24,385−56.2% | Reduced |
| STRS Ohio | 19,200 | $506.0K | 0.00% | 00.0% | Unchanged |
| Amundi | 20,780 | $531.8K | 0.00% | +6,364+44.1% | Added |
| Walleye Capital LLC | 21,850 | $576.8K | 0.01% | +7,896+56.6% | Added |
| QRG Capital Management, Inc. | 21,863 | $577.2K | 0.01% | +21,863 | New |
| National Bank of Canada | 21,924 | $583.0K | 0.00% | 00.0% | Unchanged |
| Texas Permanent School Fund | 22,152 | $584.8K | 0.01% | −747−3.3% | Reduced |
| Caxton Associates LP | 22,220 | $586.6K | 0.08% | +22,220 | New |
| Gabelli Funds LLC | 22,361 | $590.3K | 0.00% | 00.0% | Unchanged |
| Public Employees Retirement System of Ohio | 22,743 | $600.0K | 0.00% | +61+0.3% | Added |
| Petrus Trust Company, LTA | 23,157 | $611.3K | 0.07% | +15,199+191.0% | Added |
| American Century Companies Inc | 23,401 | $617.8K | 0.00% | +5,125+28.0% | Added |
| Great West Life Assurance Co | 23,752 | $627.0K | 0.00% | +1,837+8.4% | Added |
| Thrivent Financial for Lutherans | 23,872 | $630.0K | 0.00% | −1,195−4.8% | Reduced |
| HSBC Holdings PLC | 24,663 | $649.2K | 0.00% | +17,922+265.9% | Added |
| New York State Teachers Retirement System | 24,606 | $650.0K | 0.00% | −700−2.8% | Reduced |
| Quadrature Capital Ltd | 25,052 | $661.7K | 0.01% | +25,052 | New |
| Voya Investment Management LLC | 25,256 | $666.8K | 0.00% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 26,865 | $710.0K | 0.00% | +403+1.5% | Added |
| California State Teachers Retirement System | 28,973 | $764.9K | 0.00% | −2,856−9.0% | Reduced |
| Public Sector Pension Investment Board | 32,253 | $851.5K | 0.01% | −14,258−30.7% | Reduced |
| UBS Group AG | 32,918 | $869.0K | 0.00% | −10,479−24.1% | Reduced |
| Federated Hermes, Inc. | 33,727 | $890.4K | 0.00% | −39−0.1% | Reduced |
| Alliancebernstein L.P. | 33,870 | $894.2K | 0.00% | 00.0% | Unchanged |
| Toroso Investments, LLC | 34,704 | $916.2K | 0.03% | +7,887+29.4% | Added |
| Engineers Gate Manager LP | 35,266 | $931.0K | 0.03% | −9,859−21.8% | Reduced |
| Alps Advisors Inc | 36,173 | $955.0K | 0.01% | +4,687+14.9% | Added |
| UBS Asset Management Americas Inc | 37,080 | $978.9K | 0.00% | +10,854+41.4% | Added |
| Russell Investments Group, Ltd. | 40,682 | $1.07M | 0.00% | −16,700−29.1% | Reduced |
| Gsa Capital Partners LLP | 42,820 | $1.13M | 0.10% | +42,820 | New |
| Trexquant Investment LP | 46,482 | $1.23M | 0.03% | +46,482 | New |
| AIMZ Investment Advisors, LLC | 47,699 | $1.26M | 0.56% | −159−0.3% | Reduced |
| Bank of America Corp | 47,939 | $1.27M | 0.00% | +16,732+53.6% | Added |
| ExodusPoint Capital Management, LP | 48,602 | $1.28M | 0.02% | +7,319+17.7% | Added |
| AQR Capital Management LLC | 49,774 | $1.31M | 0.00% | −768−1.5% | Reduced |
| Credit Suisse AG | 53,497 | $1.41M | 0.00% | −1,559−2.8% | Reduced |
| Cubist Systematic Strategies, LLC | 54,837 | $1.45M | 0.02% | +25,700+88.2% | Added |
| Swiss National Bank | 57,600 | $1.52M | 0.00% | +500+0.9% | Added |
| JPMorgan Chase & Co | 60,888 | $1.61M | 0.00% | −18,316−23.1% | Reduced |
| Qube Research & Technologies Ltd | 65,279 | $1.72M | 0.01% | +31,219+91.7% | Added |
| Voloridge Investment Management, LLC | 65,552 | $1.73M | 0.01% | −230.0% | Reduced |
| Empowered Funds, LLC | 66,973 | $1.77M | 0.05% | +30,246+82.4% | Added |
| BNP Paribas Arbitrage, SA | 67,805 | $1.79M | 0.00% | +19,802+41.3% | Added |
| Legal & General Group Plc | 74,211 | $1.96M | 0.00% | −2,632−3.4% | Reduced |
| Brandywine Global Investment Management, LLC | 79,174 | $2.09M | 0.02% | +79,174 | New |
| Wellington Management Group LLP | 80,718 | $2.13M | 0.00% | −350.0% | Reduced |
| Algert Global LLC | 85,125 | $2.25M | 0.11% | −5,950−6.5% | Reduced |
| Jupiter Asset Management Ltd | 85,485 | $2.26M | 0.02% | −21,530−20.1% | Reduced |
| Meros Investment Management, LP | 85,569 | $2.26M | 1.23% | +39,456+85.6% | Added |
| Two Sigma Investments, LP | 88,057 | $2.32M | 0.01% | −2,572−2.8% | Reduced |
| Rhumbline Advisers | 88,303 | $2.33M | 0.00% | −1,077−1.2% | Reduced |
| Gagnon Securities LLC | 90,290 | $2.38M | 0.60% | +1,596+1.8% | Added |
| Goldman Sachs Group Inc | 111,454 | $2.94M | 0.00% | −55,803−33.4% | Reduced |
| Bridgeway Capital Management, LLC | 121,773 | $3.21M | 0.08% | +30,246+33.0% | Added |
| Citadel Advisors LLC | 128,551 | $3.39M | 0.00% | +30,101+30.6% | Added |
| Two Sigma Advisers, LP | 141,700 | $3.74M | 0.01% | −16,900−10.7% | Reduced |
| Nordea Investment Management AB | 147,743 | $3.88M | 0.01% | +37,642+34.2% | Added |
| Principal Financial Group Inc | 148,577 | $3.92M | 0.00% | −5,354−3.5% | Reduced |
| Invesco Ltd. | 148,887 | $3.93M | 0.00% | +8,747+6.2% | Added |
| Millennium Management LLC | 149,593 | $3.95M | 0.00% | −66,534−30.8% | Reduced |
| Panagora Asset Management Inc | 159,951 | $4.22M | 0.03% | −2,646−1.6% | Reduced |
| ARK Investment Management LLCSuperinvestorARK Invest | 179,450 | $4.74M | 0.04% | −45,599−20.3% | Reduced |
| Prudential Financial Inc | 196,259 | $5.18M | 0.01% | +77,615+65.4% | Added |
| Nuveen Asset Management, LLC | 215,875 | $5.70M | 0.00% | −5,654−2.6% | Reduced |
| FMR LLC | 234,765 | $6.20M | 0.00% | +40,903+21.1% | Added |
| S Squared Technology, LLC | 251,803 | $6.65M | 3.59% | +161,008+177.3% | Added |
| Renaissance Technologies LLC | 276,100 | $7.29M | 0.01% | +74,184+36.7% | Added |
| Ameriprise Financial Inc | 289,117 | $7.63M | 0.00% | −46,908−14.0% | Reduced |
| Northern Trust Corp | 298,556 | $7.88M | 0.00% | −1,464−0.5% | Reduced |
| Jacobs Levy Equity Management, Inc | 309,767 | $8.18M | 0.05% | −15,766−4.8% | Reduced |
| Norges Bank | 338,207 | $8.93M | 0.00% | +58,701+21.0% | Added |
| Charles Schwab Investment Management Inc | 385,196 | $10.2M | 0.00% | +18,372+5.0% | Added |
| First Trust Advisors LP | 415,979 | $11.0M | 0.01% | +54,613+15.1% | Added |
| D. E. Shaw & Co., Inc. | 421,127 | $11.1M | 0.02% | +131,281+45.3% | Added |
| Schroder Investment Management Group | 502,330 | $13.3M | 0.02% | −1,603−0.3% | Reduced |
| Bank of New York Mellon Corp | 526,353 | $13.9M | 0.00% | −9,314−1.7% | Reduced |
| Geode Capital Management, LLC | 535,817 | $14.1M | 0.00% | +15,234+2.9% | Added |
| Dimensional Fund Advisors LP | 777,468 | $20.5M | 0.01% | −68,608−8.1% | Reduced |
| Morgan Stanley | 1,067,170 | $28.2M | 0.00% | +376,178+54.4% | Added |
| State Street Corp | 1,134,758 | $30.0M | 0.00% | −13,907−1.2% | Reduced |
| Disciplined Growth Investors Inc | 1,764,397 | $46.6M | 1.11% | +18,282+1.0% | Added |
| Vanguard Group Inc | 2,946,860 | $77.8M | 0.00% | −13,934−0.5% | Reduced |
| BlackRock Inc. | 4,397,413 | $116.1M | 0.00% | −101,441−2.3% | Reduced |
| Brown Capital Management LLC | 0 | $0 | 0.00% | −467,368−100.0% | Sold out |
| Assenagon Asset Management S.A. | 0 | $0 | 0.00% | −457,490−100.0% | Sold out |
| Hotchkis & Wiley Capital Management LLC | 0 | $0 | 0.00% | −321,240−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −59,704−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −40,276−100.0% | Sold out |
| Envestnet Asset Management Inc | 0 | $0 | 0.00% | −19,320−100.0% | Sold out |
| SEI Investments Co | 0 | $0 | 0.00% | −17,929−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −17,333−100.0% | Sold out |
| Los Angeles Capital Management LLC | 0 | $0 | 0.00% | −13,589−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −9,686−100.0% | Sold out |
| CWM Advisors, LLC | 0 | $0 | 0.00% | −8,957−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −7,556−100.0% | Sold out |
| State Board of Administration of Florida Retirement System | 0 | $0 | 0.00% | −7,489−100.0% | Sold out |
| Arizona State Retirement System | 0 | $0 | 0.00% | −7,360−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −7,000−100.0% | Sold out |