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, Q4 2021
Institutional positions in Proto Labs Inc as of Dec 31, 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
- 245
- −15 vs. Q3 2021
- Shares held
- 25.4M
- −2.89M (−10.2%) vs. Q3 2021
- Total value
- $1.31B
- −$579.6M (−30.7%) vs. Q3 2021
- New holders
- 47
- 81 more added
- Sold out
- 62
- 86 more reduced
4 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2021
Shares, value and share of portfolio for each institution holding Proto Labs Inc; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Cambridge Investment Research Advisors, Inc. | 6,025 | $309.0K | 0.00% | +1,536+34.2% | Added |
| Virtu Financial LLC | 6,120 | $314.0K | 0.03% | +6,120 | New |
| Quantamental Technologies LLC | 6,195 | $318.0K | 0.16% | +6,195 | New |
| Steel Peak Wealth Management LLC | 6,277 | $322.0K | 0.02% | −1,321−17.4% | Reduced |
| Metropolitan Life Insurance Co | 6,869 | $352.7K | 0.00% | −860−11.1% | Reduced |
| ProShare Advisors LLC | 6,941 | $355.0K | 0.00% | +2,663+62.2% | Added |
| Arnhold LLC | 7,114 | $365.0K | 0.04% | 00.0% | Unchanged |
| Ergoteles LLC | 7,275 | $374.0K | 0.01% | +7,275 | New |
| Arizona State Retirement System | 7,472 | $384.0K | 0.00% | −70−0.9% | Reduced |
| Teachers Retirement System of the State of Kentucky | 7,559 | $388.0K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 7,765 | $399.0K | 0.00% | −26,440−77.3% | Reduced |
| Russell Investments Group, Ltd. | 8,132 | $417.0K | 0.00% | −9,096−52.8% | Reduced |
| DekaBank Deutsche Girozentrale | 8,200 | $431.0K | 0.00% | 00.0% | Unchanged |
| Tudor Investment Corp Et Al | 8,611 | $442.0K | 0.01% | +8,611 | New |
| Advisory Services Network, LLC | 8,863 | $455.0K | 0.01% | +337+4.0% | Added |
| Bank of Montreal | 8,710 | $458.0K | 0.00% | −1,725−16.5% | Reduced |
| Ensign Peak Advisors, Inc | 8,972 | $461.0K | 0.00% | −9,980−52.7% | Reduced |
| Paloma Partners Management Co | 9,062 | $465.0K | 0.01% | +9,062 | New |
| Citadel Advisors LLC | 9,130 | $469.0K | 0.00% | −211,548−95.9% | Reduced |
| Schonfeld Strategic Advisors LLC | 9,400 | $483.0K | 0.00% | +9,400 | New |
| Gabelli & Co Investment Advisers, Inc. | 9,500 | $488.0K | 0.06% | +4,200+79.2% | Added |
| Jane Street Group, LLC | 9,937 | $510.0K | 0.00% | −27,937−73.8% | Reduced |
| Toroso Investments, LLC | 9,926 | $510.0K | 0.02% | +4,996+101.3% | Added |
| Squarepoint Ops LLC | 9,943 | $511.0K | 0.00% | −16,748−62.7% | Reduced |
| Sit Investment Associates Inc | 9,950 | $511.0K | 0.01% | +9,950 | New |
| Blair William & Co | 10,095 | $518.0K | 0.00% | −18,799−65.1% | Reduced |
| Dorsey & Whitney Trust CO LLC | 10,233 | $525.0K | 0.04% | −2,711−20.9% | Reduced |
| MetLife Investment Management | 10,365 | $532.2K | 0.00% | 00.0% | Unchanged |
| Trexquant Investment LP | 10,386 | $533.0K | 0.03% | +3,812+58.0% | Added |
| IMC-Chicago, LLC | 10,533 | $541.0K | 0.02% | +10,533 | New |
| Oregon Public Employees Retirement Fund | 10,650 | $547.0K | 0.01% | −500−4.5% | Reduced |
| Voya Investment Management LLC | 10,734 | $551.0K | 0.00% | −40.0% | Reduced |
| Maryland State Retirement & Pension System | 11,009 | $565.0K | 0.01% | +86+0.8% | Added |
| Blueshift Asset Management, LLC | 11,183 | $574.0K | 0.05% | +11,183 | New |
| Nomura Holdings Inc | 11,508 | $594.0K | 0.00% | +11,508 | New |
| ExodusPoint Capital Management, LP | 12,074 | $620.0K | 0.01% | +2,401+24.8% | Added |
| Davy Global Fund Management Ltd | 12,328 | $633.0K | 0.10% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 12,334 | $633.0K | 0.00% | +7,987+183.7% | Added |
| Marks Group Wealth Management, Inc | 12,352 | $634.0K | 0.08% | +1,620+15.1% | Added |
| Oppenheimer Asset Management Inc. | 12,966 | $666.0K | 0.01% | −20,885−61.7% | Reduced |
| Amalgamated Bank | 13,236 | $680.0K | 0.01% | −222−1.6% | Reduced |
| LPL Financial LLC | 13,273 | $682.0K | 0.00% | −2,787−17.4% | Reduced |
| Essex Investment Management Co LLC | 13,300 | $683.0K | 0.08% | +13,300 | New |
| Caption Management, LLC | 13,324 | $684.0K | 0.04% | +13,324 | New |
| Louisiana State Employees Retirement System | 13,400 | $688.0K | 0.02% | 00.0% | Unchanged |
| Dynamic Technology Lab Private Ltd | 13,792 | $708.0K | 0.08% | +982+7.7% | Added |
| Price T Rowe Associates Inc | 14,009 | $719.0K | 0.00% | −1,165−7.7% | Reduced |
| US Bancorp | 14,221 | $732.0K | 0.00% | −8,250−36.7% | Reduced |
| Gabelli Funds LLC | 14,300 | $734.0K | 0.00% | +3,400+31.2% | Added |
| State of Tennessee, Treasury Department | 14,464 | $743.0K | 0.00% | +998+7.4% | Added |
| Manufacturers Life Insurance Company, The | 14,543 | $747.0K | 0.00% | −30.0% | Reduced |
| State Board of Administration of Florida Retirement System | 14,649 | $752.0K | 0.00% | −559−3.7% | Reduced |
| SEI Investments Co | 15,473 | $794.0K | 0.00% | −14,356−48.1% | Reduced |
| AlphaCrest Capital Management LLC | 15,625 | $802.0K | 0.03% | +15,625 | New |
| Envestnet Asset Management Inc | 16,367 | $840.0K | 0.00% | −53,798−76.7% | Reduced |
| Caxton Associates LP | 16,515 | $848.0K | 0.11% | +7,099+75.4% | Added |
| American International Group, Inc. | 16,882 | $867.0K | 0.00% | −558−3.2% | Reduced |
| Quadrature Capital Ltd | 17,251 | $887.0K | 0.05% | −13,126−43.2% | Reduced |
| Segall Bryant & Hamill, LLC | 18,460 | $949.0K | 0.01% | +884+5.0% | Added |
| State of Alaska, Department of Revenue | 19,534 | $1.00M | 0.01% | −720−3.6% | Reduced |
| Texas Permanent School Fund | 19,979 | $1.03M | 0.01% | −557−2.7% | Reduced |
| Deutsche Bank AG | 20,716 | $1.06M | 0.00% | −5,314−20.4% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 20,853 | $1.07M | 0.01% | −196−0.9% | Reduced |
| Walleye Capital LLC | 21,128 | $1.08M | 0.04% | +5,694+36.9% | Added |
| Wells Fargo & Company | 21,883 | $1.12M | 0.00% | +2,528+13.1% | Added |
| JPMorgan Chase & Co | 22,609 | $1.16M | 0.00% | +5,643+33.3% | Added |
| Comerica Bank | 23,857 | $1.17M | 0.01% | −1,710−6.7% | Reduced |
| AQR Capital Management LLC | 22,968 | $1.18M | 0.00% | +17,105+291.7% | Added |
| Great West Life Assurance Co | 23,765 | $1.22M | 0.00% | −90.0% | Reduced |
| New York State Teachers Retirement System | 24,945 | $1.28M | 0.00% | 00.0% | Unchanged |
| Yousif Capital Management, LLC | 25,313 | $1.30M | 0.01% | +25,313 | New |
| DnB Asset Management AS | 25,786 | $1.32M | 0.01% | +25,786 | New |
| UBS Asset Management Americas Inc | 25,977 | $1.33M | 0.00% | −5,621−17.8% | Reduced |
| Hussman Strategic Advisors, Inc. | 26,000 | $1.33M | 0.29% | +11,600+80.6% | Added |
| Quantbot Technologies LP | 26,869 | $1.38M | 0.11% | +18,617+225.6% | Added |
| Engineers Gate Manager LP | 27,305 | $1.40M | 0.06% | −3,510−11.4% | Reduced |
| Jump Financial, LLC | 27,889 | $1.43M | 0.09% | −2,748−9.0% | Reduced |
| Victory Capital Management Inc | 32,043 | $1.65M | 0.00% | +2,888+9.9% | Added |
| Walleye Trading LLC | 34,684 | $1.78M | 0.03% | +21,055+154.5% | Added |
| Bank of America Corp | 34,926 | $1.79M | 0.00% | −121,522−77.7% | Reduced |
| Susquehanna International Group, LLP | 36,680 | $1.88M | 0.00% | +11,348+44.8% | Added |
| Prudential Financial Inc | 29,656 | $1.89M | 0.00% | −425−1.4% | Reduced |
| BNP Paribas Arbitrage, SA | 37,922 | $1.95M | 0.00% | −13,191−25.8% | Reduced |
| California State Teachers Retirement System | 38,655 | $1.99M | 0.00% | +974+2.6% | Added |
| Citigroup Inc | 41,052 | $2.11M | 0.00% | +10,702+35.3% | Added |
| UBS Group AG | 41,337 | $2.12M | 0.00% | +31,716+329.7% | Added |
| Crestwood Capital Management, L.P. | 41,536 | $2.13M | 0.96% | +41,536 | New |
| Barclays PLC | 42,271 | $2.17M | 0.00% | +13,685+47.9% | Added |
| Alliancebernstein L.P. | 44,049 | $2.26M | 0.00% | −3,739−7.8% | Reduced |
| State of Wisconsin Investment Board | 44,850 | $2.30M | 0.00% | +7,500+20.1% | Added |
| Aviva PLC | 44,901 | $2.31M | 0.01% | +22,881+103.9% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 44,944 | $2.31M | 0.01% | +36,032+404.3% | Added |
| Alps Advisors Inc | 47,230 | $2.42M | 0.03% | +14,063+42.4% | Added |
| Occudo Quantitative Strategies LP | 51,820 | $2.66M | 0.24% | +8,624+20.0% | Added |
| Public Sector Pension Investment Board | 56,104 | $2.88M | 0.02% | 00.0% | Unchanged |
| Credit Suisse AG | 56,201 | $2.89M | 0.00% | −12,758−18.5% | Reduced |
| Thrivent Financial for Lutherans | 58,120 | $2.98M | 0.01% | +35,681+159.0% | Added |
| Invesco Ltd. | 59,035 | $3.03M | 0.00% | −591−1.0% | Reduced |
| Cubist Systematic Strategies, LLC | 59,341 | $3.05M | 0.03% | −26,250−30.7% | Reduced |
| Swiss National Bank | 61,200 | $3.14M | 0.00% | 00.0% | Unchanged |