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, Q1 2023
Institutional positions in Proto Labs Inc as of Mar 31, 2023. 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
- 199
- +2 vs. Q4 2022
- Shares held
- 22.5M
- −759.2K (−3.3%) vs. Q4 2022
- Total value
- $745.6M
- +$152.1M (+25.6%) vs. Q4 2022
- New holders
- 30
- 55 more added
- Sold out
- 28
- 67 more reduced
2 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: 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, Q1 2023
Shares, value and share of portfolio for each institution holding Proto Labs Inc; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| State Board of Administration of Florida Retirement System | 11,969 | $396.8K | 0.00% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 12,333 | $408.7K | 0.00% | +12,333 | New |
| Marks Group Wealth Management, Inc | 12,352 | $409.5K | 0.05% | 00.0% | Unchanged |
| Los Angeles Capital Management LLC | 12,430 | $412.1K | 0.00% | +12,430 | New |
| Louisiana State Employees Retirement System | 12,600 | $417.7K | 0.01% | −300−2.3% | Reduced |
| Quantbot Technologies LP | 13,043 | $432.4K | 0.03% | +6,652+104.1% | Added |
| MetLife Investment Management | 14,038 | $465.4K | 0.00% | 00.0% | Unchanged |
| Gabelli & Co Investment Advisers, Inc. | 14,500 | $480.7K | 0.09% | 00.0% | Unchanged |
| Walleye Capital LLC | 14,674 | $486.4K | 0.01% | −41,888−74.1% | Reduced |
| American International Group, Inc. | 14,820 | $491.3K | 0.00% | +65+0.4% | Added |
| New York Life Investment Management LLC | 15,064 | $499.4K | 0.01% | +15,064 | New |
| Yousif Capital Management, LLC | 15,251 | $505.6K | 0.01% | −2,010−11.6% | Reduced |
| Envestnet Asset Management Inc | 16,869 | $559.2K | 0.00% | +7,360+77.4% | Added |
| Citigroup Inc | 17,233 | $571.3K | 0.00% | −6,988−28.9% | Reduced |
| Susquehanna Fundamental Investments, LLC | 17,670 | $585.8K | 0.01% | 00.0% | Unchanged |
| STRS Ohio | 17,700 | $586.0K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 17,695 | $586.6K | 0.00% | +4,486+34.0% | Added |
| State of Alaska, Department of Revenue | 18,569 | $615.0K | 0.01% | −314−1.7% | Reduced |
| Deutsche Bank AG | 18,791 | $622.9K | 0.00% | +4,760+33.9% | Added |
| Occudo Quantitative Strategies LP | 19,394 | $642.9K | 0.06% | +9,137+89.1% | Added |
| Edgestream Partners, L.P. | 20,448 | $677.9K | 0.07% | +20,448 | New |
| Allspring Global Investments Holdings, LLC | 20,487 | $679.1K | 0.00% | −377−1.8% | Reduced |
| SEI Investments Co | 21,029 | $697.1K | 0.00% | +795+3.9% | Added |
| National Bank of Canada | 21,924 | $726.7K | 0.00% | 00.0% | Unchanged |
| Public Employees Retirement System of Ohio | 22,637 | $750.0K | 0.00% | +22,102+4,131.2% | Added |
| Gabelli Funds LLC | 23,591 | $782.0K | 0.01% | 00.0% | Unchanged |
| Texas Permanent School Fund | 24,157 | $800.8K | 0.01% | +5,927+32.5% | Added |
| Price T Rowe Associates Inc | 24,699 | $819.0K | 0.00% | +1,869+8.2% | Added |
| Voya Investment Management LLC | 25,001 | $828.8K | 0.00% | 00.0% | Unchanged |
| State of Tennessee, Treasury Department | 25,102 | $832.1K | 0.00% | −8,695−25.7% | Reduced |
| Hussman Strategic Advisors, Inc. | 26,000 | $861.9K | 0.14% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 26,226 | $869.4K | 0.00% | +2,328+9.7% | Added |
| Thrivent Financial for Lutherans | 26,873 | $891.0K | 0.00% | −942−3.4% | Reduced |
| New York State Teachers Retirement System | 27,353 | $907.0K | 0.00% | −342−1.2% | Reduced |
| Toroso Investments, LLC | 27,664 | $917.0K | 0.03% | +1,521+5.8% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 28,712 | $951.8K | 0.01% | −309−1.1% | Reduced |
| Great West Life Assurance Co | 29,201 | $968.0K | 0.00% | +1,988+7.3% | Added |
| Caxton Associates LP | 30,141 | $999.2K | 0.16% | +10,042+50.0% | Added |
| Numerai GP LLC | 32,340 | $1.07M | 0.36% | −45,647−58.5% | Reduced |
| Federated Hermes, Inc. | 33,162 | $1.10M | 0.00% | −46,832−58.5% | Reduced |
| Susquehanna International Group, LLP | 33,557 | $1.11M | 0.00% | +33,557 | New |
| California State Teachers Retirement System | 33,917 | $1.12M | 0.00% | −821−2.4% | Reduced |
| Bank of America Corp | 34,138 | $1.13M | 0.00% | −11,746−25.6% | Reduced |
| Alliancebernstein L.P. | 34,410 | $1.14M | 0.00% | −1,002−2.8% | Reduced |
| Alps Advisors Inc | 35,189 | $1.17M | 0.01% | −10,583−23.1% | Reduced |
| BNP Paribas Arbitrage, SA | 37,089 | $1.23M | 0.00% | −2,028−5.2% | Reduced |
| Citadel Advisors LLC | 39,287 | $1.30M | 0.00% | −22,825−36.7% | Reduced |
| Public Sector Pension Investment Board | 47,693 | $1.58M | 0.01% | −1,641−3.3% | Reduced |
| AIMZ Investment Advisors, LLC | 47,983 | $1.59M | 0.71% | 00.0% | Unchanged |
| UBS Group AG | 48,957 | $1.62M | 0.00% | +9,863+25.2% | Added |
| Arrowstreet Capital, Limited Partnership | 49,482 | $1.64M | 0.00% | +49,482 | New |
| State of Wisconsin Investment Board | 50,924 | $1.69M | 0.01% | −10,004−16.4% | Reduced |
| Millennium Management LLC | 51,308 | $1.70M | 0.00% | −58,670−53.3% | Reduced |
| Russell Investments Group, Ltd. | 54,783 | $1.82M | 0.00% | +54,783 | New |
| Credit Suisse AG | 55,474 | $1.84M | 0.00% | +3,120+6.0% | Added |
| Swiss National Bank | 58,600 | $1.94M | 0.00% | −7,800−11.7% | Reduced |
| Engineers Gate Manager LP | 58,951 | $1.95M | 0.08% | +46,636+378.7% | Added |
| Bridgeway Capital Management, LLC | 65,487 | $2.17M | 0.06% | +37,687+135.6% | Added |
| JPMorgan Chase & Co | 66,528 | $2.21M | 0.00% | +9,894+17.5% | Added |
| Algert Global LLC | 76,085 | $2.52M | 0.12% | +9,018+13.4% | Added |
| Prudential Financial Inc | 80,291 | $2.66M | 0.00% | +53,057+194.8% | Added |
| Legal & General Group Plc | 80,455 | $2.67M | 0.00% | +2,511+3.2% | Added |
| Goldman Sachs Group Inc | 84,188 | $2.79M | 0.00% | +7,340+9.6% | Added |
| Wellington Management Group LLP | 85,745 | $2.84M | 0.00% | +85,745 | New |
| Voloridge Investment Management, LLC | 86,588 | $2.87M | 0.01% | −29,969−25.7% | Reduced |
| Gagnon Securities LLC | 88,541 | $2.94M | 0.62% | +303+0.3% | Added |
| Rhumbline Advisers | 89,281 | $2.96M | 0.00% | +3,020+3.5% | Added |
| Jupiter Asset Management Ltd | 107,015 | $3.55M | 0.05% | −988−0.9% | Reduced |
| AQR Capital Management LLC | 115,897 | $3.84M | 0.01% | −113,737−49.5% | Reduced |
| Two Sigma Investments, LP | 119,640 | $3.97M | 0.01% | −25,360−17.5% | Reduced |
| Panagora Asset Management Inc | 128,214 | $4.25M | 0.03% | +14,421+12.7% | Added |
| Invesco Ltd. | 146,801 | $4.87M | 0.00% | +15,228+11.6% | Added |
| New York State Common Retirement Fund | 150,031 | $4.97M | 0.01% | −3,306−2.2% | Reduced |
| Nordea Investment Management AB | 153,999 | $4.99M | 0.01% | +153,999 | New |
| Renaissance Technologies LLC | 150,500 | $4.99M | 0.01% | +25,800+20.7% | Added |
| Principal Financial Group Inc | 169,014 | $5.60M | 0.00% | −3,380−2.0% | Reduced |
| Two Sigma Advisers, LP | 175,500 | $5.82M | 0.02% | +4,400+2.6% | Added |
| Nuveen Asset Management, LLC | 213,573 | $7.08M | 0.00% | +574+0.3% | Added |
| ARK Investment Management LLCSuperinvestorARK Invest | 223,922 | $7.42M | 0.05% | −135,416−37.7% | Reduced |
| FMR LLC | 224,880 | $7.45M | 0.00% | +342+0.2% | Added |
| D. E. Shaw & Co., Inc. | 242,332 | $8.03M | 0.01% | +2,709+1.1% | Added |
| Assenagon Asset Management S.A. | 292,763 | $9.71M | 0.04% | −128,764−30.5% | Reduced |
| Norges Bank | 296,606 | $9.83M | 0.00% | +21,064+7.6% | Added |
| Northern Trust Corp | 309,405 | $10.3M | 0.00% | +4,732+1.6% | Added |
| Hotchkis & Wiley Capital Management LLC | 356,970 | $11.8M | 0.05% | −1,400−0.4% | Reduced |
| Jacobs Levy Equity Management, Inc | 358,987 | $11.9M | 0.07% | +358,987 | New |
| Charles Schwab Investment Management Inc | 359,591 | $11.9M | 0.00% | +24,130+7.2% | Added |
| Ameriprise Financial Inc | 391,691 | $13.0M | 0.00% | +50,607+14.8% | Added |
| Bank of New York Mellon Corp | 444,311 | $14.7M | 0.00% | +195,749+78.8% | Added |
| Schroder Investment Management Group | 454,984 | $15.1M | 0.02% | −39,256−7.9% | Reduced |
| Geode Capital Management, LLC | 519,307 | $17.2M | 0.00% | +24,751+5.0% | Added |
| First Trust Advisors LP | 541,364 | $17.9M | 0.02% | +266,724+97.1% | Added |
| Brown Capital Management LLC | 682,317 | $22.6M | 0.34% | −48,399−6.6% | Reduced |
| Morgan Stanley | 714,497 | $23.7M | 0.00% | +130,802+22.4% | Added |
| Dimensional Fund Advisors LP | 835,022 | $27.7M | 0.01% | +44,196+5.6% | Added |
| State Street Corp | 1,164,515 | $38.6M | 0.00% | −6,159−0.5% | Reduced |
| Disciplined Growth Investors Inc | 1,996,124 | $66.2M | 1.70% | −125,767−5.9% | Reduced |
| Vanguard Group Inc | 3,083,931 | $102.2M | 0.00% | +39,367+1.3% | Added |
| BlackRock Inc. | 4,696,319 | $155.7M | 0.00% | −158,040−3.3% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 0 | $0 | 0.00% | −467,018−100.0% | Sold out |