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 2025
Institutional positions in Proto Labs Inc as of Dec 31, 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
- 234
- +22 vs. Q3 2025
- Shares held
- 21.8M
- −39.9K (−0.2%) vs. Q3 2025
- Total value
- $1.10B
- +$10.6M (+1.0%) vs. Q3 2025
- New holders
- 44
- 78 more added
- Sold out
- 22
- 73 more reduced
1 institution that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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 | $867.3M |
| Q1 2025 | 188 | $765.5M |
| Q4 2024 | 199 | $837.9M |
| Q3 2024 | 193 | $638.4M |
| Q2 2024 | 204 | $664.6M |
| Q1 2024 | 203 | $845.3M |
| Q4 2023 | 219 | $889.9M |
| Q3 2023 | 185 | $571.4M |
| Q2 2023 | 193 | $775.6M |
| Q1 2023 | 199 | $755.1M |
| Q4 2022 | 199 | $594.0M |
| Q3 2022 | 211 | $882.0M |
| Q2 2022 | 227 | $1.17B |
| 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 2025
Shares, value and share of portfolio for each institution holding Proto Labs Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 3,619,004 | $183.1M | 0.00% | −2,675−0.1% | Reduced |
| Disciplined Growth Investors Inc | 2,673,729 | $135.3M | 2.59% | +81,356+3.1% | Added |
| Vanguard Group Inc | 2,666,227 | $134.9M | 0.00% | −78,750−2.9% | Reduced |
| Dimensional Fund Advisors LP | 1,276,561 | $64.6M | 0.01% | −29,806−2.3% | Reduced |
| Rubric Capital Management LP | 1,123,338 | $56.8M | 0.68% | 00.0% | Unchanged |
| State Street Corp | 1,088,206 | $55.1M | 0.00% | −87,094−7.4% | Reduced |
| American Capital Management Inc | 631,311 | $31.9M | 1.41% | +352,015+126.0% | Added |
| Geode Capital Management, LLC | 558,300 | $28.2M | 0.00% | −8,736−1.5% | Reduced |
| Renaissance Technologies LLC | 493,551 | $25.0M | 0.04% | −50,100−9.2% | Reduced |
| Arrowstreet Capital, Limited Partnership | 460,618 | $23.3M | 0.01% | 00.0% | Unchanged |
| Driehaus Capital Management LLC | 382,155 | $19.3M | 0.13% | +382,155 | New |
| Charles Schwab Investment Management Inc | 363,013 | $18.4M | 0.00% | +31,585+9.5% | Added |
| Nuveen, LLC | 325,750 | $16.5M | 0.00% | −4,240−1.3% | Reduced |
| S Squared Technology, LLC | 306,103 | $15.5M | 6.00% | −5,000−1.6% | Reduced |
| Morgan Stanley | 305,612 | $15.5M | 0.00% | −385−0.1% | Reduced |
| Northern Trust Corp | 256,268 | $13.0M | 0.00% | −22,473−8.1% | Reduced |
| Nordea Investment Management AB | 224,439 | $11.5M | 0.01% | −32,816−12.8% | Reduced |
| D. E. Shaw & Co., Inc. | 212,868 | $10.8M | 0.01% | −144,295−40.4% | Reduced |
| Jupiter Asset Management Ltd | 194,832 | $9.86M | 0.08% | 00.0% | Unchanged |
| Prudential Financial Inc | 182,826 | $9.25M | 0.01% | +105,357+136.0% | Added |
| Panagora Asset Management Inc | 175,585 | $8.88M | 0.03% | +7,190+4.3% | Added |
| UBS Group AG | 175,416 | $8.87M | 0.00% | −1,464−0.8% | Reduced |
| Hillsdale Investment Management Inc. | 168,284 | $8.51M | 0.23% | −1,300−0.8% | Reduced |
| Goldman Sachs Group Inc | 160,604 | $8.12M | 0.00% | +16,204+11.2% | Added |
| Bank of New York Mellon Corp | 142,995 | $7.23M | 0.00% | −5,072−3.4% | Reduced |
| Principal Financial Group Inc | 136,670 | $6.91M | 0.00% | +5,668+4.3% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 130,767 | $6.62M | 0.02% | −16,270−11.1% | Reduced |
| FMR LLC | 122,100 | $6.18M | 0.00% | +21,904+21.9% | Added |
| JPMorgan Chase & Co | 118,635 | $6.00M | 0.00% | −56,043−32.1% | Reduced |
| Rice Hall James & Associates, LLC | 114,563 | $5.80M | 0.32% | −7,419−6.1% | Reduced |
| Bridgeway Capital Management, LLC | 113,876 | $5.76M | 0.12% | +4,335+4.0% | Added |
| Gagnon Securities LLC | 111,548 | $5.64M | 1.15% | +2,799+2.6% | Added |
| Jane Street Group, LLC | 110,595 | $5.59M | 0.01% | +45,505+69.9% | Added |
| Public Sector Pension Investment Board | 110,351 | $5.58M | 0.02% | −2,661−2.4% | Reduced |
| Invesco Ltd. | 107,698 | $5.45M | 0.00% | +5,364+5.2% | Added |
| First Trust Advisors LP | 105,929 | $5.36M | 0.00% | +22,213+26.5% | Added |
| Millennium Management LLC | 101,532 | $5.14M | 0.00% | −2,636−2.5% | Reduced |
| Bank of America Corp | 93,329 | $4.72M | 0.00% | −39,032−29.5% | Reduced |
| Polar Asset Management Partners Inc. | 83,402 | $4.22M | 0.08% | −45,027−35.1% | Reduced |
| American Century Companies Inc | 79,145 | $4.00M | 0.00% | +1,078+1.4% | Added |
| Lazard Asset Management LLC | 75,574 | $3.82M | 0.01% | −15,013−16.6% | Reduced |
| Rhumbline Advisers | 64,715 | $3.27M | 0.00% | −8,065−11.1% | Reduced |
| UBS Asset Management Americas Inc | 64,643 | $3.27M | 0.00% | +4,406+7.3% | Added |
| Legal & General Group Plc | 63,927 | $3.23M | 0.00% | −1,319−2.0% | Reduced |
| ARK Investment Management LLCSuperinvestorARK Invest | 56,744 | $2.87M | 0.02% | −15,053−21.0% | Reduced |
| AQR Capital Management LLC | 51,260 | $2.59M | 0.00% | +19,429+61.0% | Added |
| Ameriprise Financial Inc | 48,717 | $2.46M | 0.00% | −4,671−8.7% | Reduced |
| Swiss National Bank | 47,100 | $2.38M | 0.00% | +1,000+2.2% | Added |
| Campbell & CO Investment Adviser LLC | 41,520 | $2.10M | 0.10% | +15,645+60.5% | Added |
| CWA Asset Management Group, LLC | 41,508 | $2.10M | 0.08% | +1,256+3.1% | Added |
| Point72 Asset Management, L.P. | 39,907 | $2.02M | 0.00% | +39,907 | New |
| AIMZ Investment Advisors, LLC | 39,628 | $2.00M | 0.57% | −400−1.0% | Reduced |
| Barclays PLC | 38,149 | $1.93M | 0.00% | +3,899+11.4% | Added |
| Franklin Resources Inc | 32,937 | $1.67M | 0.00% | +2,582+8.5% | Added |
| Federated Hermes, Inc. | 30,748 | $1.56M | 0.00% | +469+1.5% | Added |
| Voya Investment Management LLC | 30,218 | $1.53M | 0.00% | +515+1.7% | Added |
| SG Americas Securities, LLC | 30,155 | $1.53M | 0.00% | +8,736+40.8% | Added |
| Wells Fargo & Company | 29,974 | $1.52M | 0.00% | +8,141+37.3% | Added |
| Acadian Asset Management LLC | 29,468 | $1.49M | 0.00% | +16,751+131.7% | Added |
| Price T Rowe Associates Inc | 28,034 | $1.42M | 0.00% | +798+2.9% | Added |
| Deutsche Bank AG | 27,768 | $1.40M | 0.00% | −114,468−80.5% | Reduced |
| Assenagon Asset Management S.A. | 27,745 | $1.40M | 0.00% | 00.0% | Unchanged |
| Trexquant Investment LP | 27,627 | $1.40M | 0.01% | +27,627 | New |
| HSBC Holdings PLC | 27,248 | $1.39M | 0.00% | +17,877+190.8% | Added |
| Teacher Retirement System of Texas | 24,359 | $1.23M | 0.00% | −908−3.6% | Reduced |
| New York State Teachers Retirement System | 23,488 | $1.19M | 0.00% | −131−0.6% | Reduced |
| Virginia Retirement Systems Et Al | 23,400 | $1.18M | 0.01% | −2,500−9.7% | Reduced |
| California State Teachers Retirement System | 23,144 | $1.17M | 0.00% | −21−0.1% | Reduced |
| Gabelli Funds LLC | 21,132 | $1.07M | 0.01% | −1,171−5.3% | Reduced |
| Alliancebernstein L.P. | 20,740 | $1.05M | 0.00% | −7,100−25.5% | Reduced |
| RBF Capital, LLC | 20,000 | $1.01M | 0.02% | +10,000+100.0% | Added |
| Great West Life Assurance Co | 19,845 | $1.00M | 0.00% | 00.0% | Unchanged |
| State of Tennessee, Treasury Department | 17,728 | $933.4K | 0.00% | +7,995+82.1% | Added |
| Alps Advisors Inc | 17,713 | $896.1K | 0.01% | −1,505−7.8% | Reduced |
| Royal Bank of Canada | 16,627 | $842.0K | 0.00% | +17+0.1% | Added |
| Thrivent Financial for Lutherans | 16,271 | $823.0K | 0.00% | −953−5.5% | Reduced |
| Dark Forest Capital Management LP | 15,943 | $806.6K | 0.04% | −30,261−65.5% | Reduced |
| Captrust Financial Advisors | 15,849 | $801.8K | 0.00% | +124+0.8% | Added |
| Essex Investment Management Co LLC | 15,504 | $784.3K | 0.12% | −5,382−25.8% | Reduced |
| Citigroup Inc | 15,313 | $774.7K | 0.00% | −6,824−30.8% | Reduced |
| Qube Research & Technologies Ltd | 14,950 | $756.3K | 0.00% | −58,707−79.7% | Reduced |
| Engineers Gate Manager LP | 14,733 | $745.3K | 0.01% | +67+0.5% | Added |
| Verition Fund Management LLC | 14,600 | $738.6K | 0.00% | −1,118−7.1% | Reduced |
| Versor Investments LP | 14,599 | $738.6K | 0.12% | +4,999+52.1% | Added |
| Gabelli & Co Investment Advisers, Inc. | 14,500 | $733.6K | 0.11% | 00.0% | Unchanged |
| STRS Ohio | 14,000 | $708.3K | 0.00% | −500−3.4% | Reduced |
| Quantinno Capital Management LP | 13,935 | $705.0K | 0.00% | +4,071+41.3% | Added |
| MetLife Investment Management | 13,537 | $684.8K | 0.00% | −959−6.6% | Reduced |
| Bailard, Inc. | 13,281 | $671.9K | 0.01% | −2,919−18.0% | Reduced |
| State of Alaska, Department of Revenue | 13,280 | $671.0K | 0.01% | −53−0.4% | Reduced |
| State of Wisconsin Investment Board | 13,259 | $670.8K | 0.00% | +3,928+42.1% | Added |
| Toroso Investments, LLC | 12,997 | $657.5K | 0.00% | +7+0.1% | Added |
| Canada Pension Plan Investment Board | 12,700 | $642.5K | 0.00% | +7,500+144.2% | Added |
| Illinois Municipal Retirement Fund | 12,571 | $636.0K | 0.01% | −122−1.0% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 12,507 | $632.7K | 0.00% | +145+1.2% | Added |
| Citadel Advisors LLC | 12,461 | $630.4K | 0.00% | −42,751−77.4% | Reduced |
| OP Asset Management Ltd | 12,429 | $628.8K | 0.01% | +897+7.8% | Added |
| Janus Henderson Group PLC | 12,228 | $618.5K | 0.00% | +68+0.6% | Added |
| Marks Group Wealth Management, Inc | 12,052 | $609.7K | 0.06% | 00.0% | Unchanged |
| Amundi | 12,051 | $609.7K | 0.00% | +2,753+29.6% | Added |