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 | $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, 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 |
|---|---|---|---|---|---|
| BlackRock Inc. | 4,696,319 | $155.7M | 0.00% | −158,040−3.3% | Reduced |
| Vanguard Group Inc | 3,083,931 | $102.2M | 0.00% | +39,367+1.3% | Added |
| Disciplined Growth Investors Inc | 1,996,124 | $66.2M | 1.70% | −125,767−5.9% | Reduced |
| State Street Corp | 1,164,515 | $38.6M | 0.00% | −6,159−0.5% | Reduced |
| Dimensional Fund Advisors LP | 835,022 | $27.7M | 0.01% | +44,196+5.6% | Added |
| Morgan Stanley | 714,497 | $23.7M | 0.00% | +130,802+22.4% | Added |
| Brown Capital Management LLC | 682,317 | $22.6M | 0.34% | −48,399−6.6% | Reduced |
| First Trust Advisors LP | 541,364 | $17.9M | 0.02% | +266,724+97.1% | Added |
| Geode Capital Management, LLC | 519,307 | $17.2M | 0.00% | +24,751+5.0% | Added |
| Schroder Investment Management Group | 454,984 | $15.1M | 0.02% | −39,256−7.9% | Reduced |
| Bank of New York Mellon Corp | 444,311 | $14.7M | 0.00% | +195,749+78.8% | Added |
| Ameriprise Financial Inc | 391,691 | $13.0M | 0.00% | +50,607+14.8% | Added |
| Charles Schwab Investment Management Inc | 359,591 | $11.9M | 0.00% | +24,130+7.2% | Added |
| Jacobs Levy Equity Management, Inc | 358,987 | $11.9M | 0.07% | +358,987 | New |
| Hotchkis & Wiley Capital Management LLC | 356,970 | $11.8M | 0.05% | −1,400−0.4% | Reduced |
| Northern Trust Corp | 309,405 | $10.3M | 0.00% | +4,732+1.6% | Added |
| Norges Bank | 296,606 | $9.83M | 0.00% | +21,064+7.6% | Added |
| Assenagon Asset Management S.A. | 292,763 | $9.71M | 0.04% | −128,764−30.5% | Reduced |
| D. E. Shaw & Co., Inc. | 242,332 | $8.03M | 0.01% | +2,709+1.1% | Added |
| FMR LLC | 224,880 | $7.45M | 0.00% | +342+0.2% | Added |
| ARK Investment Management LLCSuperinvestorARK Invest | 223,922 | $7.42M | 0.05% | −135,416−37.7% | Reduced |
| Nuveen Asset Management, LLC | 213,573 | $7.08M | 0.00% | +574+0.3% | Added |
| Two Sigma Advisers, LP | 175,500 | $5.82M | 0.02% | +4,400+2.6% | Added |
| Principal Financial Group Inc | 169,014 | $5.60M | 0.00% | −3,380−2.0% | Reduced |
| Renaissance Technologies LLC | 150,500 | $4.99M | 0.01% | +25,800+20.7% | Added |
| Nordea Investment Management AB | 153,999 | $4.99M | 0.01% | +153,999 | New |
| New York State Common Retirement Fund | 150,031 | $4.97M | 0.01% | −3,306−2.2% | Reduced |
| Invesco Ltd. | 146,801 | $4.87M | 0.00% | +15,228+11.6% | Added |
| Panagora Asset Management Inc | 128,214 | $4.25M | 0.03% | +14,421+12.7% | Added |
| Two Sigma Investments, LP | 119,640 | $3.97M | 0.01% | −25,360−17.5% | Reduced |
| AQR Capital Management LLC | 115,897 | $3.84M | 0.01% | −113,737−49.5% | Reduced |
| Jupiter Asset Management Ltd | 107,015 | $3.55M | 0.05% | −988−0.9% | Reduced |
| Rhumbline Advisers | 89,281 | $2.96M | 0.00% | +3,020+3.5% | Added |
| Gagnon Securities LLC | 88,541 | $2.94M | 0.62% | +303+0.3% | Added |
| Voloridge Investment Management, LLC | 86,588 | $2.87M | 0.01% | −29,969−25.7% | Reduced |
| Wellington Management Group LLP | 85,745 | $2.84M | 0.00% | +85,745 | New |
| Goldman Sachs Group Inc | 84,188 | $2.79M | 0.00% | +7,340+9.6% | Added |
| Legal & General Group Plc | 80,455 | $2.67M | 0.00% | +2,511+3.2% | Added |
| Prudential Financial Inc | 80,291 | $2.66M | 0.00% | +53,057+194.8% | Added |
| Algert Global LLC | 76,085 | $2.52M | 0.12% | +9,018+13.4% | Added |
| JPMorgan Chase & Co | 66,528 | $2.21M | 0.00% | +9,894+17.5% | Added |
| Bridgeway Capital Management, LLC | 65,487 | $2.17M | 0.06% | +37,687+135.6% | Added |
| Engineers Gate Manager LP | 58,951 | $1.95M | 0.08% | +46,636+378.7% | Added |
| Swiss National Bank | 58,600 | $1.94M | 0.00% | −7,800−11.7% | Reduced |
| Credit Suisse AG | 55,474 | $1.84M | 0.00% | +3,120+6.0% | Added |
| Russell Investments Group, Ltd. | 54,783 | $1.82M | 0.00% | +54,783 | New |
| Millennium Management LLC | 51,308 | $1.70M | 0.00% | −58,670−53.3% | Reduced |
| State of Wisconsin Investment Board | 50,924 | $1.69M | 0.01% | −10,004−16.4% | Reduced |
| Arrowstreet Capital, Limited Partnership | 49,482 | $1.64M | 0.00% | +49,482 | New |
| UBS Group AG | 48,957 | $1.62M | 0.00% | +9,863+25.2% | Added |
| AIMZ Investment Advisors, LLC | 47,983 | $1.59M | 0.71% | 00.0% | Unchanged |
| Public Sector Pension Investment Board | 47,693 | $1.58M | 0.01% | −1,641−3.3% | Reduced |
| Citadel Advisors LLC | 39,287 | $1.30M | 0.00% | −22,825−36.7% | Reduced |
| BNP Paribas Arbitrage, SA | 37,089 | $1.23M | 0.00% | −2,028−5.2% | Reduced |
| Alps Advisors Inc | 35,189 | $1.17M | 0.01% | −10,583−23.1% | Reduced |
| Alliancebernstein L.P. | 34,410 | $1.14M | 0.00% | −1,002−2.8% | Reduced |
| Bank of America Corp | 34,138 | $1.13M | 0.00% | −11,746−25.6% | Reduced |
| California State Teachers Retirement System | 33,917 | $1.12M | 0.00% | −821−2.4% | Reduced |
| Susquehanna International Group, LLP | 33,557 | $1.11M | 0.00% | +33,557 | New |
| Federated Hermes, Inc. | 33,162 | $1.10M | 0.00% | −46,832−58.5% | Reduced |
| Numerai GP LLC | 32,340 | $1.07M | 0.36% | −45,647−58.5% | Reduced |
| Caxton Associates LP | 30,141 | $999.2K | 0.16% | +10,042+50.0% | Added |
| Great West Life Assurance Co | 29,201 | $968.0K | 0.00% | +1,988+7.3% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 28,712 | $951.8K | 0.01% | −309−1.1% | Reduced |
| Toroso Investments, LLC | 27,664 | $917.0K | 0.03% | +1,521+5.8% | Added |
| New York State Teachers Retirement System | 27,353 | $907.0K | 0.00% | −342−1.2% | Reduced |
| Thrivent Financial for Lutherans | 26,873 | $891.0K | 0.00% | −942−3.4% | Reduced |
| UBS Asset Management Americas Inc | 26,226 | $869.4K | 0.00% | +2,328+9.7% | Added |
| Hussman Strategic Advisors, Inc. | 26,000 | $861.9K | 0.14% | 00.0% | Unchanged |
| State of Tennessee, Treasury Department | 25,102 | $832.1K | 0.00% | −8,695−25.7% | Reduced |
| Voya Investment Management LLC | 25,001 | $828.8K | 0.00% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 24,699 | $819.0K | 0.00% | +1,869+8.2% | Added |
| Texas Permanent School Fund | 24,157 | $800.8K | 0.01% | +5,927+32.5% | Added |
| Gabelli Funds LLC | 23,591 | $782.0K | 0.01% | 00.0% | Unchanged |
| Public Employees Retirement System of Ohio | 22,637 | $750.0K | 0.00% | +22,102+4,131.2% | Added |
| National Bank of Canada | 21,924 | $726.7K | 0.00% | 00.0% | Unchanged |
| SEI Investments Co | 21,029 | $697.1K | 0.00% | +795+3.9% | Added |
| Allspring Global Investments Holdings, LLC | 20,487 | $679.1K | 0.00% | −377−1.8% | Reduced |
| Edgestream Partners, L.P. | 20,448 | $677.9K | 0.07% | +20,448 | New |
| Occudo Quantitative Strategies LP | 19,394 | $642.9K | 0.06% | +9,137+89.1% | Added |
| Deutsche Bank AG | 18,791 | $622.9K | 0.00% | +4,760+33.9% | Added |
| State of Alaska, Department of Revenue | 18,569 | $615.0K | 0.01% | −314−1.7% | Reduced |
| Barclays PLC | 17,695 | $586.6K | 0.00% | +4,486+34.0% | Added |
| STRS Ohio | 17,700 | $586.0K | 0.00% | 00.0% | Unchanged |
| Susquehanna Fundamental Investments, LLC | 17,670 | $585.8K | 0.01% | 00.0% | Unchanged |
| Citigroup Inc | 17,233 | $571.3K | 0.00% | −6,988−28.9% | Reduced |
| Envestnet Asset Management Inc | 16,869 | $559.2K | 0.00% | +7,360+77.4% | Added |
| Yousif Capital Management, LLC | 15,251 | $505.6K | 0.01% | −2,010−11.6% | Reduced |
| New York Life Investment Management LLC | 15,064 | $499.4K | 0.01% | +15,064 | New |
| American International Group, Inc. | 14,820 | $491.3K | 0.00% | +65+0.4% | Added |
| Walleye Capital LLC | 14,674 | $486.4K | 0.01% | −41,888−74.1% | Reduced |
| Gabelli & Co Investment Advisers, Inc. | 14,500 | $480.7K | 0.09% | 00.0% | Unchanged |
| MetLife Investment Management | 14,038 | $465.4K | 0.00% | 00.0% | Unchanged |
| Quantbot Technologies LP | 13,043 | $432.4K | 0.03% | +6,652+104.1% | Added |
| Louisiana State Employees Retirement System | 12,600 | $417.7K | 0.01% | −300−2.3% | Reduced |
| Los Angeles Capital Management LLC | 12,430 | $412.1K | 0.00% | +12,430 | New |
| Marks Group Wealth Management, Inc | 12,352 | $409.5K | 0.05% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 12,333 | $408.7K | 0.00% | +12,333 | New |
| State Board of Administration of Florida Retirement System | 11,969 | $396.8K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 11,886 | $394.0K | 0.00% | 00.0% | Unchanged |