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 2021
Institutional positions in Proto Labs Inc as of Sep 30, 2021. 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
- 264
- −8 vs. Q2 2021
- Shares held
- 28.3M
- −627.4K (−2.2%) vs. Q2 2021
- Total value
- $1.89B
- −$767.5M (−28.9%) vs. Q2 2021
- New holders
- 36
- 87 more added
- Sold out
- 44
- 93 more reduced
1 institution that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: 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 2021
Shares, value and share of portfolio for each institution holding Proto Labs Inc; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| ProShare Advisors LLC | 4,278 | $285.0K | 0.00% | −3,683−46.3% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 4,347 | $290.0K | 0.00% | −99,153−95.8% | Reduced |
| Teacher Retirement System of Texas | 4,447 | $296.0K | 0.00% | +1,117+33.5% | Added |
| Cambridge Investment Research Advisors, Inc. | 4,489 | $299.0K | 0.00% | −258−5.4% | Reduced |
| Cim Investment Mangement Inc | 4,497 | $300.0K | 0.09% | 00.0% | Unchanged |
| Centiva Capital, LP | 4,687 | $312.0K | 0.03% | −533−10.2% | Reduced |
| Truist Financial Corp | 4,895 | $326.0K | 0.00% | +4,895 | New |
| Toroso Investments, LLC | 4,930 | $328.0K | 0.01% | −870−15.0% | Reduced |
| Gs Investments, Inc. | 5,000 | $333.0K | 0.17% | +5,000 | New |
| Private Harbour Investment Management & Counsel, LLC | 5,144 | $343.0K | 0.30% | −4−0.1% | Reduced |
| HSBC Holdings PLC | 5,133 | $345.0K | 0.00% | +1,177+29.8% | Added |
| Handelsbanken Fonder AB | 5,300 | $353.0K | 0.00% | 00.0% | Unchanged |
| Gabelli & Co Investment Advisers, Inc. | 5,300 | $353.0K | 0.04% | +2,000+60.6% | Added |
| Doliver Advisors, LP | 5,317 | $354.0K | 0.12% | +190+3.7% | Added |
| Pathstone Family Office, LLC | 5,389 | $359.0K | 0.01% | +711+15.2% | Added |
| Raymond James Financial Services Advisors, Inc. | 5,456 | $363.0K | 0.00% | −300−5.2% | Reduced |
| Slow Capital, Inc. | 5,735 | $382.0K | 0.07% | −4,978−46.5% | Reduced |
| American Portfolios Advisors | 5,750 | $382.9K | 0.01% | +292+5.3% | Added |
| AQR Capital Management LLC | 5,863 | $390.0K | 0.00% | +3,176+118.2% | Added |
| Green Alpha Advisors, LLC | 5,932 | $395.0K | 0.27% | +736+14.2% | Added |
| Brevan Howard Capital Management LP | 5,940 | $396.0K | 0.24% | −660−10.0% | Reduced |
| HBK Investments L P | 6,262 | $417.0K | 0.01% | +2,694+75.5% | Added |
| Trexquant Investment LP | 6,574 | $438.0K | 0.03% | +6,574 | New |
| Exencial Wealth Advisors, LLC | 7,020 | $468.0K | 0.02% | +1,384+24.6% | Added |
| Arnhold LLC | 7,114 | $474.0K | 0.05% | 00.0% | Unchanged |
| Janney Montgomery Scott LLC | 7,113 | $474.0K | 0.00% | +301+4.4% | Added |
| Advisor Group Holdings, Inc. | 7,543 | $501.0K | 0.00% | +74+1.0% | Added |
| Arizona State Retirement System | 7,542 | $502.0K | 0.00% | +38+0.5% | Added |
| Teachers Retirement System of the State of Kentucky | 7,559 | $503.0K | 0.00% | 00.0% | Unchanged |
| Steel Peak Wealth Management LLC | 7,598 | $506.0K | 0.03% | +1,881+32.9% | Added |
| Cresset Asset Management, LLC | 7,649 | $509.0K | 0.01% | −4,312−36.1% | Reduced |
| FDx Advisors, Inc. | 7,721 | $514.0K | 0.02% | +384+5.2% | Added |
| Metropolitan Life Insurance Co | 7,729 | $514.8K | 0.01% | 00.0% | Unchanged |
| Quantbot Technologies LP | 8,252 | $549.0K | 0.04% | +8,252 | New |
| DekaBank Deutsche Girozentrale | 8,200 | $557.0K | 0.00% | +8,200 | New |
| Advisory Services Network, LLC | 8,526 | $568.0K | 0.02% | +11+0.1% | Added |
| Marshall Wace North America L.P. | 8,736 | $581.0K | 0.00% | +8,736 | New |
| Wedbush Securities Inc | 8,779 | $585.0K | 0.03% | −2,674−23.3% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 8,912 | $594.0K | 0.00% | +8,912 | New |
| Caxton Associates LP | 9,416 | $627.0K | 0.09% | +6,632+238.2% | Added |
| UBS Group AG | 9,621 | $641.0K | 0.00% | −177−1.8% | Reduced |
| ExodusPoint Capital Management, LP | 9,673 | $644.0K | 0.01% | +9,673 | New |
| Wolverine Trading, LLC | 9,482 | $645.0K | 0.01% | +2,603+37.8% | Added |
| Kestra Private Wealth Services, LLC | 10,076 | $671.0K | 0.04% | +1,065+11.8% | Added |
| MetLife Investment Management | 10,365 | $690.3K | 0.01% | 00.0% | Unchanged |
| Marks Group Wealth Management, Inc | 10,732 | $714.0K | 0.10% | +10,732 | New |
| Voya Investment Management LLC | 10,738 | $715.0K | 0.00% | −251−2.3% | Reduced |
| Gabelli Funds LLC | 10,900 | $726.0K | 0.00% | +6,700+159.5% | Added |
| Maryland State Retirement & Pension System | 10,923 | $741.0K | 0.02% | +10,923 | New |
| Oregon Public Employees Retirement Fund | 11,150 | $743.0K | 0.01% | −100−0.9% | Reduced |
| Bank of Montreal | 10,435 | $751.0K | 0.00% | −197−1.9% | Reduced |
| Davy Global Fund Management Ltd | 12,328 | $821.0K | 0.13% | −774−5.9% | Reduced |
| Quantitative Investment Management, LLC | 12,588 | $838.0K | 0.08% | −26−0.2% | Reduced |
| Dynamic Technology Lab Private Ltd | 12,810 | $853.0K | 0.10% | +12,810 | New |
| Dorsey & Whitney Trust CO LLC | 12,944 | $862.0K | 0.08% | +20+0.2% | Added |
| Louisiana State Employees Retirement System | 13,400 | $892.0K | 0.02% | +900+7.2% | Added |
| Amalgamated Bank | 13,458 | $896.0K | 0.01% | −250−1.8% | Reduced |
| State of Tennessee, Treasury Department | 13,466 | $898.0K | 0.00% | −1,529−10.2% | Reduced |
| Walleye Trading LLC | 13,629 | $908.0K | 0.02% | −973−6.7% | Reduced |
| Aigen Investment Management, LP | 13,704 | $913.0K | 0.18% | +5,762+72.6% | Added |
| Hussman Strategic Advisors, Inc. | 14,400 | $959.0K | 0.21% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 14,546 | $969.0K | 0.00% | −1,008−6.5% | Reduced |
| Price T Rowe Associates Inc | 15,174 | $1.01M | 0.00% | −620−3.9% | Reduced |
| State Board of Administration of Florida Retirement System | 15,208 | $1.01M | 0.00% | +320+2.1% | Added |
| Walleye Capital LLC | 15,434 | $1.03M | 0.03% | +11,719+315.5% | Added |
| LPL Financial LLC | 16,060 | $1.07M | 0.00% | −5,891−26.8% | Reduced |
| Simplex Trading, LLC | 11,695 | $1.08M | 0.04% | −13−0.1% | Reduced |
| JPMorgan Chase & Co | 16,966 | $1.13M | 0.00% | −4,910−22.4% | Reduced |
| Russell Investments Group, Ltd. | 17,228 | $1.15M | 0.00% | +6,936+67.4% | Added |
| American International Group, Inc. | 17,440 | $1.16M | 0.01% | −598−3.3% | Reduced |
| Segall Bryant & Hamill, LLC | 17,576 | $1.17M | 0.01% | +483+2.8% | Added |
| Ensign Peak Advisors, Inc | 18,952 | $1.26M | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 19,355 | $1.29M | 0.00% | +661+3.5% | Added |
| State of Alaska, Department of Revenue | 20,254 | $1.35M | 0.01% | +1,074+5.6% | Added |
| Bender Robert & Associates | 20,385 | $1.36M | 0.39% | −3,015−12.9% | Reduced |
| Texas Permanent School Fund | 20,536 | $1.37M | 0.02% | −99−0.5% | Reduced |
| M&G Investment Management Ltd | 20,824 | $1.40M | 0.01% | +5,300+34.1% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 21,049 | $1.40M | 0.02% | −201−0.9% | Reduced |
| Aviva PLC | 22,020 | $1.47M | 0.01% | +22,020 | New |
| Thrivent Financial for Lutherans | 22,439 | $1.49M | 0.00% | −198−0.9% | Reduced |
| US Bancorp | 22,471 | $1.50M | 0.00% | +452+2.1% | Added |
| HRT Financial LP | 23,348 | $1.55M | 0.01% | +23,348 | New |
| Stifel Financial Corp | 23,383 | $1.56M | 0.00% | −93−0.4% | Reduced |
| Great West Life Assurance Co | 23,774 | $1.59M | 0.00% | 00.0% | Unchanged |
| Storebrand Asset Management AS | 24,036 | $1.60M | 0.01% | −147,027−85.9% | Reduced |
| Man Group plc | 24,058 | $1.60M | 0.01% | −1,963−7.5% | Reduced |
| New York State Teachers Retirement System | 24,945 | $1.66M | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 25,332 | $1.69M | 0.00% | −13,506−34.8% | Reduced |
| Deutsche Bank AG | 26,030 | $1.73M | 0.00% | −3,035−10.4% | Reduced |
| Squarepoint Ops LLC | 26,691 | $1.78M | 0.01% | +19,470+269.6% | Added |
| Duality Advisers, LP | 27,300 | $1.82M | 0.14% | +19,113+233.5% | Added |
| Comerica Bank | 25,567 | $1.83M | 0.01% | −817−3.1% | Reduced |
| Barclays PLC | 28,586 | $1.90M | 0.00% | +9,770+51.9% | Added |
| Blair William & Co | 28,894 | $1.92M | 0.01% | −26,798−48.1% | Reduced |
| Victory Capital Management Inc | 29,155 | $1.94M | 0.00% | +26,494+995.6% | Added |
| SEI Investments Co | 29,829 | $1.99M | 0.00% | −4,822−13.9% | Reduced |
| Citigroup Inc | 30,350 | $2.02M | 0.00% | −14,695−32.6% | Reduced |
| Quadrature Capital Ltd | 30,377 | $2.02M | 0.07% | −14,288−32.0% | Reduced |
| Jump Financial, LLC | 30,637 | $2.04M | 0.15% | +21,252+226.4% | Added |
| Engineers Gate Manager LP | 30,815 | $2.05M | 0.12% | +15,938+107.1% | Added |