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 |
|---|---|---|---|---|---|
| BlackRock Inc. | 4,966,091 | $255.0M | 0.01% | +381,223+8.3% | Added |
| Vanguard Group Inc | 2,710,755 | $139.2M | 0.00% | −201,771−6.9% | Reduced |
| Disciplined Growth Investors Inc | 1,791,933 | $92.0M | 1.85% | +609,720+51.6% | Added |
| Brown Capital Management LLC | 1,739,629 | $89.3M | 0.74% | −34,258−1.9% | Reduced |
| State Street Corp | 998,015 | $51.2M | 0.00% | +81,223+8.9% | Added |
| Nikko Asset Management Americas, Inc. | 911,615 | $47.6M | 0.25% | −1,046,414−53.4% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 911,615 | $46.8M | 0.03% | −1,046,414−53.4% | Reduced |
| ARK Investment Management LLCSuperinvestorARK Invest | 716,647 | $36.8M | 0.11% | −1,902,676−72.6% | Reduced |
| Morgan Stanley | 642,015 | $33.0M | 0.00% | +150,637+30.7% | Added |
| Geode Capital Management, LLC | 515,971 | $26.5M | 0.00% | +53,216+11.5% | Added |
| Two Sigma Investments, LP | 486,654 | $25.0M | 0.06% | +83,190+20.6% | Added |
| Two Sigma Advisers, LP | 470,900 | $24.2M | 0.06% | +176,700+60.1% | Added |
| Riverbridge Partners LLC | 436,223 | $22.4M | 0.22% | −219,722−33.5% | Reduced |
| Norges Bank | 426,011 | $21.9M | 0.00% | +141,568+49.8% | Added |
| Assenagon Asset Management S.A. | 425,172 | $21.8M | 0.08% | +328,112+338.1% | Added |
| No Street GP LP | 375,000 | $19.3M | 3.11% | +375,000 | New |
| Northern Trust Corp | 334,679 | $17.2M | 0.00% | −100,606−23.1% | Reduced |
| Dimensional Fund Advisors LP | 317,556 | $16.3M | 0.00% | +2,210+0.7% | Added |
| D. E. Shaw & Co., Inc. | 313,859 | $16.1M | 0.02% | +38,020+13.8% | Added |
| Federated Hermes, Inc. | 282,636 | $14.5M | 0.03% | +282,636 | New |
| Bank of New York Mellon Corp | 254,033 | $13.0M | 0.00% | −49,659−16.4% | Reduced |
| Voloridge Investment Management, LLC | 250,811 | $12.9M | 0.07% | +149,351+147.2% | Added |
| Charles Schwab Investment Management Inc | 239,350 | $12.3M | 0.00% | +15,804+7.1% | Added |
| Marshall Wace, LLP | 219,877 | $11.3M | 0.02% | +140,297+176.3% | Added |
| New York State Common Retirement Fund | 204,691 | $10.5M | 0.01% | −19,232−8.6% | Reduced |
| Renaissance Technologies LLC | 202,300 | $10.4M | 0.01% | +70,000+52.9% | Added |
| Principal Financial Group Inc | 183,575 | $9.43M | 0.01% | −5,640−3.0% | Reduced |
| Nuveen Asset Management, LLC | 176,186 | $9.05M | 0.00% | +45,610+34.9% | Added |
| Ameriprise Financial Inc | 164,776 | $8.46M | 0.00% | +15,300+10.2% | Added |
| Millennium Management LLC | 156,939 | $8.06M | 0.01% | +32,847+26.5% | Added |
| Hotchkis & Wiley Capital Management LLC | 128,350 | $6.59M | 0.02% | +128,350 | New |
| First Trust Advisors LP | 124,536 | $6.39M | 0.01% | +66,707+115.4% | Added |
| Mairs & Power Inc | 113,411 | $5.82M | 0.05% | −70,187−38.2% | Reduced |
| Goldman Sachs Group Inc | 104,961 | $5.39M | 0.00% | −352,659−77.1% | Reduced |
| Gagnon Securities LLC | 98,639 | $5.07M | 0.76% | +39,914+68.0% | Added |
| Capital Investment Services of America, Inc. | 83,440 | $4.29M | 0.39% | −27,001−24.4% | Reduced |
| Parametric Portfolio Associates LLC | 82,727 | $4.25M | 0.00% | +15,723+23.5% | Added |
| Legal & General Group Plc | 81,892 | $4.21M | 0.00% | +1,903+2.4% | Added |
| Rhumbline Advisers | 78,828 | $4.05M | 0.00% | +4,101+5.5% | Added |
| SG Americas Securities, LLC | 74,559 | $3.83M | 0.03% | +40,092+116.3% | Added |
| Holocene Advisors, LP | 73,659 | $3.78M | 0.02% | +16,709+29.3% | Added |
| American Capital Management Inc | 68,246 | $3.50M | 0.09% | −22,978−25.2% | Reduced |
| AIMZ Investment Advisors, LLC | 67,528 | $3.47M | 1.35% | +67,528 | New |
| Scout Investments, Inc. | 67,249 | $3.45M | 0.05% | −1,519−2.2% | Reduced |
| Natixis | 66,000 | $3.39M | 0.01% | −4,119−5.9% | Reduced |
| Swiss National Bank | 61,200 | $3.14M | 0.00% | 00.0% | Unchanged |
| Cubist Systematic Strategies, LLC | 59,341 | $3.05M | 0.03% | −26,250−30.7% | Reduced |
| Invesco Ltd. | 59,035 | $3.03M | 0.00% | −591−1.0% | Reduced |
| Thrivent Financial for Lutherans | 58,120 | $2.98M | 0.01% | +35,681+159.0% | Added |
| Credit Suisse AG | 56,201 | $2.89M | 0.00% | −12,758−18.5% | Reduced |
| Public Sector Pension Investment Board | 56,104 | $2.88M | 0.02% | 00.0% | Unchanged |
| Occudo Quantitative Strategies LP | 51,820 | $2.66M | 0.24% | +8,624+20.0% | Added |
| Alps Advisors Inc | 47,230 | $2.42M | 0.03% | +14,063+42.4% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 44,944 | $2.31M | 0.01% | +36,032+404.3% | Added |
| Aviva PLC | 44,901 | $2.31M | 0.01% | +22,881+103.9% | Added |
| State of Wisconsin Investment Board | 44,850 | $2.30M | 0.00% | +7,500+20.1% | Added |
| Alliancebernstein L.P. | 44,049 | $2.26M | 0.00% | −3,739−7.8% | Reduced |
| Barclays PLC | 42,271 | $2.17M | 0.00% | +13,685+47.9% | Added |
| Crestwood Capital Management, L.P. | 41,536 | $2.13M | 0.96% | +41,536 | New |
| UBS Group AG | 41,337 | $2.12M | 0.00% | +31,716+329.7% | Added |
| Citigroup Inc | 41,052 | $2.11M | 0.00% | +10,702+35.3% | Added |
| California State Teachers Retirement System | 38,655 | $1.99M | 0.00% | +974+2.6% | Added |
| BNP Paribas Arbitrage, SA | 37,922 | $1.95M | 0.00% | −13,191−25.8% | Reduced |
| Prudential Financial Inc | 29,656 | $1.89M | 0.00% | −425−1.4% | Reduced |
| Susquehanna International Group, LLP | 36,680 | $1.88M | 0.00% | +11,348+44.8% | Added |
| Bank of America Corp | 34,926 | $1.79M | 0.00% | −121,522−77.7% | Reduced |
| Walleye Trading LLC | 34,684 | $1.78M | 0.03% | +21,055+154.5% | Added |
| Victory Capital Management Inc | 32,043 | $1.65M | 0.00% | +2,888+9.9% | Added |
| Jump Financial, LLC | 27,889 | $1.43M | 0.09% | −2,748−9.0% | Reduced |
| Engineers Gate Manager LP | 27,305 | $1.40M | 0.06% | −3,510−11.4% | Reduced |
| Quantbot Technologies LP | 26,869 | $1.38M | 0.11% | +18,617+225.6% | Added |
| Hussman Strategic Advisors, Inc. | 26,000 | $1.33M | 0.29% | +11,600+80.6% | Added |
| UBS Asset Management Americas Inc | 25,977 | $1.33M | 0.00% | −5,621−17.8% | Reduced |
| DnB Asset Management AS | 25,786 | $1.32M | 0.01% | +25,786 | New |
| Yousif Capital Management, LLC | 25,313 | $1.30M | 0.01% | +25,313 | New |
| New York State Teachers Retirement System | 24,945 | $1.28M | 0.00% | 00.0% | Unchanged |
| Great West Life Assurance Co | 23,765 | $1.22M | 0.00% | −90.0% | Reduced |
| AQR Capital Management LLC | 22,968 | $1.18M | 0.00% | +17,105+291.7% | Added |
| Comerica Bank | 23,857 | $1.17M | 0.01% | −1,710−6.7% | Reduced |
| JPMorgan Chase & Co | 22,609 | $1.16M | 0.00% | +5,643+33.3% | Added |
| Wells Fargo & Company | 21,883 | $1.12M | 0.00% | +2,528+13.1% | Added |
| Walleye Capital LLC | 21,128 | $1.08M | 0.04% | +5,694+36.9% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 20,853 | $1.07M | 0.01% | −196−0.9% | Reduced |
| Deutsche Bank AG | 20,716 | $1.06M | 0.00% | −5,314−20.4% | Reduced |
| Texas Permanent School Fund | 19,979 | $1.03M | 0.01% | −557−2.7% | Reduced |
| State of Alaska, Department of Revenue | 19,534 | $1.00M | 0.01% | −720−3.6% | Reduced |
| Segall Bryant & Hamill, LLC | 18,460 | $949.0K | 0.01% | +884+5.0% | Added |
| Quadrature Capital Ltd | 17,251 | $887.0K | 0.05% | −13,126−43.2% | Reduced |
| American International Group, Inc. | 16,882 | $867.0K | 0.00% | −558−3.2% | Reduced |
| Caxton Associates LP | 16,515 | $848.0K | 0.11% | +7,099+75.4% | Added |
| Envestnet Asset Management Inc | 16,367 | $840.0K | 0.00% | −53,798−76.7% | Reduced |
| AlphaCrest Capital Management LLC | 15,625 | $802.0K | 0.03% | +15,625 | New |
| SEI Investments Co | 15,473 | $794.0K | 0.00% | −14,356−48.1% | Reduced |
| State Board of Administration of Florida Retirement System | 14,649 | $752.0K | 0.00% | −559−3.7% | Reduced |
| Manufacturers Life Insurance Company, The | 14,543 | $747.0K | 0.00% | −30.0% | Reduced |
| State of Tennessee, Treasury Department | 14,464 | $743.0K | 0.00% | +998+7.4% | Added |
| Gabelli Funds LLC | 14,300 | $734.0K | 0.00% | +3,400+31.2% | Added |
| US Bancorp | 14,221 | $732.0K | 0.00% | −8,250−36.7% | Reduced |
| Price T Rowe Associates Inc | 14,009 | $719.0K | 0.00% | −1,165−7.7% | Reduced |
| Dynamic Technology Lab Private Ltd | 13,792 | $708.0K | 0.08% | +982+7.7% | Added |