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 2025
Institutional positions in Proto Labs Inc as of Sep 30, 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
- 213
- +11 vs. Q2 2025
- Shares held
- 21.7M
- +106.8K (+0.5%) vs. Q2 2025
- Total value
- $1.09B
- +$221.4M (+25.5%) vs. Q2 2025
- New holders
- 33
- 67 more added
- Sold out
- 22
- 75 more reduced
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Proto Labs Inc; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 3,621,679 | $181.2M | 0.00% | −30,853−0.8% | Reduced |
| Vanguard Group Inc | 2,744,977 | $137.3M | 0.00% | −27,890−1.0% | Reduced |
| Disciplined Growth Investors Inc | 2,592,373 | $129.7M | 2.35% | −129,638−4.8% | Reduced |
| Dimensional Fund Advisors LP | 1,306,367 | $65.4M | 0.01% | −9,561−0.7% | Reduced |
| State Street Corp | 1,175,300 | $58.8M | 0.00% | −11,143−0.9% | Reduced |
| Rubric Capital Management LP | 1,123,338 | $56.2M | 0.75% | +89,167+8.6% | Added |
| Geode Capital Management, LLC | 567,036 | $28.4M | 0.00% | +4,700+0.8% | Added |
| Renaissance Technologies LLC | 543,651 | $27.2M | 0.04% | +1,600+0.3% | Added |
| Arrowstreet Capital, Limited Partnership | 460,618 | $23.0M | 0.01% | +13,488+3.0% | Added |
| D. E. Shaw & Co., Inc. | 357,163 | $17.9M | 0.01% | −95,529−21.1% | Reduced |
| Charles Schwab Investment Management Inc | 331,428 | $16.6M | 0.00% | +33,545+11.3% | Added |
| Nuveen, LLC | 329,990 | $16.5M | 0.00% | +148,170+81.5% | Added |
| S Squared Technology, LLC | 311,103 | $15.6M | 5.92% | 00.0% | Unchanged |
| Morgan Stanley | 305,997 | $15.3M | 0.00% | −107,100−25.9% | Reduced |
| American Capital Management Inc | 279,296 | $14.0M | 0.56% | +225,269+417.0% | Added |
| Northern Trust Corp | 278,741 | $13.9M | 0.00% | −1,091−0.4% | Reduced |
| Nordea Investment Management AB | 257,255 | $12.7M | 0.01% | +7,671+3.1% | Added |
| Jupiter Asset Management Ltd | 194,832 | $9.75M | 0.08% | 00.0% | Unchanged |
| UBS Group AG | 176,880 | $8.85M | 0.00% | −64,960−26.9% | Reduced |
| Hillsdale Investment Management Inc. | 169,584 | $8.48M | 0.26% | +15,960+10.4% | Added |
| Panagora Asset Management Inc | 168,395 | $8.42M | 0.03% | +1,000+0.6% | Added |
| Bank of New York Mellon Corp | 148,067 | $7.41M | 0.00% | −2,540−1.7% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 147,037 | $7.36M | 0.02% | +1,962+1.4% | Added |
| Goldman Sachs Group Inc | 144,400 | $7.22M | 0.00% | +56,125+63.6% | Added |
| Deutsche Bank AG | 142,236 | $7.12M | 0.00% | +42,170+42.1% | Added |
| Bank of America Corp | 132,361 | $6.62M | 0.00% | +64,099+93.9% | Added |
| Principal Financial Group Inc | 131,002 | $6.55M | 0.00% | −4,333−3.2% | Reduced |
| Polar Asset Management Partners Inc. | 128,429 | $6.43M | 0.13% | +128,429 | New |
| Rice Hall James & Associates, LLC | 121,982 | $6.10M | 0.33% | −23,485−16.1% | Reduced |
| SG Capital Management LLC | 113,587 | $5.68M | 0.57% | +113,587 | New |
| Public Sector Pension Investment Board | 113,012 | $5.65M | 0.02% | +31,996+39.5% | Added |
| Bridgeway Capital Management, LLC | 109,541 | $5.48M | 0.12% | +5,274+5.1% | Added |
| Gagnon Securities LLC | 108,749 | $5.44M | 1.09% | −5,825−5.1% | Reduced |
| Empowered Funds, LLC | 108,541 | $5.43M | 0.05% | +5,274+5.1% | Added |
| Millennium Management LLC | 104,168 | $5.21M | 0.00% | −51,005−32.9% | Reduced |
| Invesco Ltd. | 102,334 | $5.12M | 0.00% | +9,972+10.8% | Added |
| FMR LLC | 100,196 | $5.01M | 0.00% | +20,674+26.0% | Added |
| Lazard Asset Management LLC | 90,587 | $4.53M | 0.01% | +81,981+952.6% | Added |
| JPMorgan Chase & Co | 87,339 | $4.37M | 0.00% | +65,583+301.4% | Added |
| Algert Global LLC | 86,974 | $4.35M | 0.07% | +4,450+5.4% | Added |
| First Trust Advisors LP | 83,716 | $4.19M | 0.00% | −19,538−18.9% | Reduced |
| American Century Companies Inc | 78,067 | $3.91M | 0.00% | +1,922+2.5% | Added |
| Prudential Financial Inc | 77,469 | $3.88M | 0.00% | +28,440+58.0% | Added |
| Qube Research & Technologies Ltd | 73,657 | $3.69M | 0.01% | −19,866−21.2% | Reduced |
| Rhumbline Advisers | 72,780 | $3.64M | 0.00% | −1,290−1.7% | Reduced |
| ARK Investment Management LLCSuperinvestorARK Invest | 71,797 | $3.59M | 0.02% | −7,702−9.7% | Reduced |
| Legal & General Group Plc | 65,246 | $3.26M | 0.00% | −1,496−2.2% | Reduced |
| Jane Street Group, LLC | 65,090 | $3.26M | 0.00% | −11,336−14.8% | Reduced |
| UBS Asset Management Americas Inc | 60,237 | $3.01M | 0.00% | −41,194−40.6% | Reduced |
| Citadel Advisors LLC | 55,212 | $2.76M | 0.00% | −68,724−55.5% | Reduced |
| Ameriprise Financial Inc | 53,388 | $2.67M | 0.00% | −33,564−38.6% | Reduced |
| Select Equity Group, L.P. | 52,446 | $2.62M | 0.01% | +52,446 | New |
| Dark Forest Capital Management LP | 46,204 | $2.31M | 0.09% | +7,304+18.8% | Added |
| Swiss National Bank | 46,100 | $2.31M | 0.00% | +700+1.5% | Added |
| Hussman Strategic Advisors, Inc. | 42,000 | $2.10M | 0.46% | +42,000 | New |
| CWA Asset Management Group, LLC | 40,252 | $2.01M | 0.07% | +3,930+10.8% | Added |
| AIMZ Investment Advisors, LLC | 40,028 | $2.00M | 0.63% | −875−2.1% | Reduced |
| Barclays PLC | 34,250 | $1.71M | 0.00% | −12,061−26.0% | Reduced |
| AQR Capital Management LLC | 31,831 | $1.59M | 0.00% | +10,535+49.5% | Added |
| Franklin Resources Inc | 30,355 | $1.52M | 0.00% | −509−1.6% | Reduced |
| Federated Hermes, Inc. | 30,279 | $1.51M | 0.00% | +46+0.2% | Added |
| Voya Investment Management LLC | 29,703 | $1.49M | 0.00% | −4,430−13.0% | Reduced |
| Alliancebernstein L.P. | 27,840 | $1.39M | 0.00% | −4,000−12.6% | Reduced |
| Assenagon Asset Management S.A. | 27,745 | $1.39M | 0.00% | −38,090−57.9% | Reduced |
| Price T Rowe Associates Inc | 27,236 | $1.36M | 0.00% | +1,203+4.6% | Added |
| Y-Intercept (Hong Kong) Ltd | 26,616 | $1.33M | 0.03% | −15,566−36.9% | Reduced |
| Virginia Retirement Systems Et Al | 25,900 | $1.30M | 0.01% | +11,500+79.9% | Added |
| Campbell & CO Investment Adviser LLC | 25,875 | $1.29M | 0.10% | −7,596−22.7% | Reduced |
| Teacher Retirement System of Texas | 25,267 | $1.26M | 0.01% | +4,455+21.4% | Added |
| New York State Teachers Retirement System | 23,619 | $1.18M | 0.00% | −932−3.8% | Reduced |
| California State Teachers Retirement System | 23,165 | $1.16M | 0.00% | +10.0% | Added |
| Gabelli Funds LLC | 22,303 | $1.12M | 0.01% | 00.0% | Unchanged |
| Citigroup Inc | 22,137 | $1.11M | 0.00% | −13,776−38.4% | Reduced |
| Wells Fargo & Company | 21,833 | $1.09M | 0.00% | +3,405+18.5% | Added |
| SG Americas Securities, LLC | 21,419 | $1.07M | 0.00% | +349+1.7% | Added |
| Essex Investment Management Co LLC | 20,886 | $1.04M | 0.16% | +20,886 | New |
| Great West Life Assurance Co | 19,845 | $985.0K | 0.00% | −1,532−7.2% | Reduced |
| Alps Advisors Inc | 19,218 | $961.5K | 0.01% | −2,260−10.5% | Reduced |
| BNP Paribas Arbitrage, SA | 19,128 | $957.0K | 0.00% | +8,069+73.0% | Added |
| Thrivent Financial for Lutherans | 17,224 | $862.0K | 0.00% | −255−1.5% | Reduced |
| Royal Bank of Canada | 16,610 | $831.0K | 0.00% | −4,373−20.8% | Reduced |
| Bailard, Inc. | 16,200 | $810.5K | 0.02% | 00.0% | Unchanged |
| Captrust Financial Advisors | 15,725 | $786.7K | 0.00% | −101−0.6% | Reduced |
| Verition Fund Management LLC | 15,718 | $786.4K | 0.00% | −6,891−30.5% | Reduced |
| Intech Investment Management LLC | 15,318 | $766.4K | 0.01% | +4,143+37.1% | Added |
| Engineers Gate Manager LP | 14,666 | $733.7K | 0.01% | +14,666 | New |
| STRS Ohio | 14,500 | $725.4K | 0.00% | −1,600−9.9% | Reduced |
| Gabelli & Co Investment Advisers, Inc. | 14,500 | $725.4K | 0.12% | 00.0% | Unchanged |
| MetLife Investment Management | 14,496 | $725.2K | 0.00% | 00.0% | Unchanged |
| Gotham Asset Management, LLC | 13,339 | $667.4K | 0.00% | −2,193−14.1% | Reduced |
| State of Alaska, Department of Revenue | 13,333 | $666.0K | 0.01% | −804−5.7% | Reduced |
| Toroso Investments, LLC | 12,990 | $649.9K | 0.00% | −10,009−43.5% | Reduced |
| Illinois Municipal Retirement Fund | 12,693 | $635.0K | 0.01% | +165+1.3% | Added |
| Acadian Asset Management LLC | 12,717 | $633.0K | 0.00% | +12,717 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 12,362 | $618.5K | 0.00% | −2,360−16.0% | Reduced |
| Janus Henderson Group PLC | 12,160 | $608.6K | 0.00% | 00.0% | Unchanged |
| Marks Group Wealth Management, Inc | 12,052 | $603.0K | 0.06% | 00.0% | Unchanged |
| OP Asset Management Ltd | 11,532 | $576.9K | 0.01% | +7,723+202.8% | Added |
| Horizon Investments, LLC | 11,491 | $574.9K | 0.01% | −570−4.7% | Reduced |
| Louisiana State Employees Retirement System | 11,000 | $550.3K | 0.01% | −100−0.9% | Reduced |