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, Q2 2026
Institutional positions in Proto Labs Inc as of Jun 30, 2026. 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
- 277
- +18 vs. Q1 2026
- Shares held
- 22.5M
- +384.1K (+1.7%) vs. Q1 2026
- Total value
- $1.83B
- +$570.5M (+45.3%) vs. Q1 2026
- New holders
- 43
- 101 more added
- Sold out
- 25
- 91 more reduced
4 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Proto Labs Inc; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| HSBC Holdings PLC | 24,699 | $2.00M | 0.00% | +9,321+60.6% | Added |
| Wells Fargo & Company | 24,633 | $2.01M | 0.00% | +12,910+110.1% | Added |
| Deutsche Bank AG | 25,119 | $2.05M | 0.00% | −4,951−16.5% | Reduced |
| Thrivent Financial for Lutherans | 25,476 | $2.08M | 0.00% | +9,671+61.2% | Added |
| Engineers Gate Manager LP | 26,780 | $2.18M | 0.03% | +12,280+84.7% | Added |
| Bridgeway Capital Management, LLC | 27,000 | $2.20M | 0.04% | +5,000+22.7% | Added |
| California State Teachers Retirement System | 27,044 | $2.20M | 0.00% | +4,077+17.8% | Added |
| Voya Investment Management LLC | 30,839 | $2.51M | 0.00% | +700+2.3% | Added |
| Kames Capital plc | 31,000 | $2.53M | 0.03% | +31,000 | New |
| Citigroup Inc | 31,308 | $2.55M | 0.00% | +16,100+105.9% | Added |
| Federated Hermes, Inc. | 32,144 | $2.62M | 0.00% | +773+2.5% | Added |
| Quantinno Capital Management LP | 32,730 | $2.67M | 0.00% | +5,014+18.1% | Added |
| ExodusPoint Capital Management, LP | 33,683 | $2.75M | 0.03% | +33,683 | New |
| Susquehanna Fundamental Investments, LLC | 33,760 | $2.75M | 0.05% | +23,435+227.0% | Added |
| Polen Capital Management LLC | 35,011 | $2.85M | 0.02% | −2,583−6.9% | Reduced |
| ARK Investment Management LLCSuperinvestorARK Invest | 35,418 | $2.89M | 0.02% | −10,286−22.5% | Reduced |
| BNP Paribas Arbitrage, SA | 36,457 | $2.97M | 0.00% | +23,866+189.5% | Added |
| Algert Global LLC | 36,695 | $2.99M | 0.04% | +30,370+480.2% | Added |
| Point72 Asset Management, L.P. | 37,033 | $3.02M | 0.00% | +4,644+14.3% | Added |
| AIMZ Investment Advisors, LLC | 38,728 | $3.16M | 0.87% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 39,013 | $3.18M | 0.00% | +5,844+17.6% | Added |
| Hussman Strategic Advisors, Inc. | 42,000 | $3.42M | 0.79% | −10,500−20.0% | Reduced |
| Campbell & CO Investment Adviser LLC | 42,798 | $3.49M | 0.18% | +27,610+181.8% | Added |
| Intech Investment Management LLC | 45,776 | $3.73M | 0.03% | +6,805+17.5% | Added |
| Swiss National Bank | 47,700 | $3.89M | 0.00% | +600+1.3% | Added |
| Zacks Investment Management | 52,989 | $4.32M | 0.03% | +5,403+11.4% | Added |
| AQR Capital Management LLC | 53,319 | $4.35M | 0.00% | −1,798−3.3% | Reduced |
| Franklin Resources Inc | 55,096 | $4.49M | 0.00% | −1,863−3.3% | Reduced |
| Roubaix Capital, LLC | 55,415 | $4.52M | 1.62% | +55,415 | New |
| Legal & General Group Plc | 56,739 | $4.62M | 0.00% | −1,662−2.8% | Reduced |
| Rhumbline Advisers | 57,970 | $4.73M | 0.00% | −7,144−11.0% | Reduced |
| EAM Investors, LLC | 64,803 | $5.28M | 0.47% | −1,020−1.5% | Reduced |
| UBS Asset Management Americas Inc | 65,044 | $5.30M | 0.00% | −697−1.1% | Reduced |
| Edgestream Partners, L.P. | 65,799 | $5.36M | 0.16% | +46,784+246.0% | Added |
| Ameriprise Financial Inc | 69,786 | $5.69M | 0.00% | +11,247+19.2% | Added |
| American Century Companies Inc | 79,056 | $6.44M | 0.00% | +214+0.3% | Added |
| Citadel Advisors LLC | 88,625 | $7.22M | 0.00% | +44,107+99.1% | Added |
| Millennium Management LLC | 92,960 | $7.58M | 0.01% | +67,131+259.9% | Added |
| Public Sector Pension Investment Board | 95,645 | $7.80M | 0.02% | −9,915−9.4% | Reduced |
| UBS Group AG | 97,304 | $7.93M | 0.00% | −71,446−42.3% | Reduced |
| Acadian Asset Management LLC | 99,186 | $8.08M | 0.01% | +74,689+304.9% | Added |
| Invesco Ltd. | 108,421 | $8.84M | 0.00% | +19,845+22.4% | Added |
| Rubric Capital Management LP | 108,692 | $8.86M | 0.08% | −377,708−77.7% | Reduced |
| Rice Hall James & Associates, LLC | 108,964 | $8.88M | 0.43% | −4,625−4.1% | Reduced |
| Gagnon Securities LLC | 116,283 | $9.48M | 1.83% | +5,394+4.9% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 120,473 | $9.82M | 0.02% | −5,037−4.0% | Reduced |
| Bank of America Corp | 125,997 | $10.3M | 0.00% | −3,116−2.4% | Reduced |
| Principal Financial Group Inc | 135,136 | $11.0M | 0.01% | +1,523+1.1% | Added |
| Jane Street Group, LLC | 143,527 | $11.7M | 0.01% | +86,172+150.2% | Added |
| Bank of New York Mellon Corp | 143,782 | $11.7M | 0.00% | +3,865+2.8% | Added |
| Vanguard Fiduciary Trust Co | 157,987 | $12.9M | 0.00% | +4,406+2.9% | Added |
| Panagora Asset Management Inc | 180,713 | $14.7M | 0.05% | +6,015+3.4% | Added |
| Jupiter Asset Management Ltd | 188,539 | $15.4M | 0.08% | −6,293−3.2% | Reduced |
| Hillsdale Investment Management Inc. | 191,594 | $15.6M | 0.36% | +17,210+9.9% | Added |
| Nordea Investment Management AB | 203,883 | $16.5M | 0.01% | −10,498−4.9% | Reduced |
| D. E. Shaw & Co., Inc. | 211,366 | $17.2M | 0.01% | −14,285−6.3% | Reduced |
| JPMorgan Chase & Co | 224,717 | $17.9M | 0.00% | +137,138+156.6% | Added |
| First Trust Advisors LP | 224,792 | $18.3M | 0.01% | +131,922+142.1% | Added |
| Northern Trust Corp | 284,562 | $23.2M | 0.00% | +17,611+6.6% | Added |
| S Squared Technology, LLC | 288,120 | $23.5M | 7.29% | −7,983−2.7% | Reduced |
| Morgan Stanley | 314,778 | $25.7M | 0.00% | +21,197+7.2% | Added |
| Charles Schwab Investment Management Inc | 354,188 | $28.9M | 0.00% | −6,015−1.7% | Reduced |
| Driehaus Capital Management LLC | 370,151 | $30.2M | 0.17% | +1,015+0.3% | Added |
| Goldman Sachs Group Inc | 403,179 | $32.9M | 0.00% | +262,236+186.1% | Added |
| Nuveen, LLC | 420,059 | $34.2M | 0.01% | +103,120+32.5% | Added |
| Arrowstreet Capital, Limited Partnership | 440,816 | $35.9M | 0.02% | −22,964−5.0% | Reduced |
| FMR LLC | 442,659 | $36.1M | 0.00% | +20,303+4.8% | Added |
| Prudential Financial Inc | 457,810 | $37.3M | 0.04% | +57,569+14.4% | Added |
| Renaissance Technologies LLC | 469,251 | $38.2M | 0.05% | −51,000−9.8% | Reduced |
| Geode Capital Management, LLC | 614,028 | $50.1M | 0.00% | +33,827+5.8% | Added |
| American Capital Management Inc | 619,845 | $50.5M | 2.27% | −7,860−1.3% | Reduced |
| Vanguard Capital Management LLC | 1,054,623 | $86.0M | 0.00% | +14,882+1.4% | Added |
| State Street Corp | 1,138,462 | $92.8M | 0.00% | +46,462+4.3% | Added |
| Dimensional Fund Advisors LP | 1,152,305 | $93.9M | 0.02% | −120,051−9.4% | Reduced |
| Vanguard Portfolio Management LLC | 1,599,765 | $130.4M | 0.01% | +61,235+4.0% | Added |
| Disciplined Growth Investors Inc | 2,380,514 | $194.0M | 3.29% | −116,841−4.7% | Reduced |
| BlackRock, Inc. | 3,896,222 | $317.6M | 0.00% | +218,347+5.9% | Added |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −148,622−100.0% | Sold out |
| Polar Asset Management Partners Inc. | 0 | $0 | 0.00% | −60,369−100.0% | Sold out |
| Archon Capital Management LLC | 0 | $0 | 0.00% | −48,500−100.0% | Sold out |
| Integrated Quantitative Investments LLC | 0 | $0 | 0.00% | −31,505−100.0% | Sold out |
| Bastion Asset Management Inc. | 0 | $0 | 0.00% | −28,270−100.0% | Sold out |
| Virginia Retirement Systems Et Al | 0 | $0 | 0.00% | −23,000−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −20,782−100.0% | Sold out |
| Legato Capital Management LLC | 0 | $0 | 0.00% | −12,113−100.0% | Sold out |
| Bridgewater Associates, LP | 0 | $0 | 0.00% | −7,690−100.0% | Sold out |
| Independent Financial Group, LLC | 0 | $0 | 0.00% | −6,915−100.0% | Sold out |
| Ieq Capital, LLC | 0 | $0 | 0.00% | −6,788−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −5,114−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −4,794−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −4,380−100.0% | Sold out |
| Mirabella Financial Services LLP | 0 | $0 | 0.00% | −4,296−100.0% | Sold out |
| HighTower Advisors, LLC | 0 | $0 | 0.00% | −3,611−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −367−100.0% | Sold out |
| Twin Peaks Wealth Advisors, LLC | 0 | $0 | 0.00% | −110−100.0% | Sold out |
| Rachor Investment Advisory Services, LLC | 0 | $0 | 0.00% | −74−100.0% | Sold out |
| Bank of Jackson Hole Trust | 0 | $0 | 0.00% | −59−100.0% | Sold out |
| Sound Income Strategies, LLC | 0 | $0 | 0.00% | −51−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −12−100.0% | Sold out |