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 2021
Institutional positions in Proto Labs Inc as of Sep 30, 2021. 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
- 264
- −8 vs. Q2 2021
- Shares held
- 28.3M
- −627.4K (−2.2%) vs. Q2 2021
- Total value
- $1.89B
- −$767.5M (−28.9%) vs. Q2 2021
- New holders
- 36
- 87 more added
- Sold out
- 44
- 93 more reduced
1 institution that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: 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, Q3 2021
Shares, value and share of portfolio for each institution holding Proto Labs Inc; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| UBS Asset Management Americas Inc | 31,598 | $2.10M | 0.00% | +4,973+18.7% | Added |
| Alps Advisors Inc | 33,167 | $2.21M | 0.02% | +7,320+28.3% | Added |
| Oppenheimer Asset Management Inc. | 33,851 | $2.25M | 0.03% | +300+0.9% | Added |
| Royal Bank of Canada | 34,205 | $2.28M | 0.00% | +5,503+19.2% | Added |
| Prudential Financial Inc | 30,081 | $2.28M | 0.00% | −276−0.9% | Reduced |
| SG Americas Securities, LLC | 34,467 | $2.30M | 0.01% | +12,622+57.8% | Added |
| State of Wisconsin Investment Board | 37,350 | $2.49M | 0.01% | −1,800−4.6% | Reduced |
| California State Teachers Retirement System | 37,681 | $2.51M | 0.00% | −603−1.6% | Reduced |
| Jane Street Group, LLC | 37,874 | $2.52M | 0.01% | +2,979+8.5% | Added |
| State of New Jersey Common Pension Fund D | 37,910 | $2.52M | 0.01% | +11,848+45.5% | Added |
| Occudo Quantitative Strategies LP | 43,196 | $2.88M | 0.34% | +11,640+36.9% | Added |
| Granahan Investment Management Inc | 46,611 | $3.10M | 0.06% | +12,045+34.8% | Added |
| Alliancebernstein L.P. | 47,788 | $3.18M | 0.00% | −1,835−3.7% | Reduced |
| BNP Paribas Arbitrage, SA | 51,113 | $3.40M | 0.01% | +21,193+70.8% | Added |
| Public Sector Pension Investment Board | 56,104 | $3.74M | 0.02% | −480−0.8% | Reduced |
| Holocene Advisors, LP | 56,950 | $3.79M | 0.02% | −13,579−19.3% | Reduced |
| First Trust Advisors LP | 57,829 | $3.85M | 0.00% | +13,990+31.9% | Added |
| Gagnon Securities LLC | 58,725 | $3.91M | 0.58% | −867−1.5% | Reduced |
| Invesco Ltd. | 59,626 | $3.97M | 0.00% | −17,090−22.3% | Reduced |
| Swiss National Bank | 61,200 | $4.08M | 0.00% | +400+0.7% | Added |
| Parametric Portfolio Associates LLC | 67,004 | $4.46M | 0.00% | −554−0.8% | Reduced |
| Scout Investments, Inc. | 68,768 | $4.58M | 0.07% | −751−1.1% | Reduced |
| Credit Suisse AG | 68,959 | $4.59M | 0.00% | −6,508−8.6% | Reduced |
| Natixis | 70,119 | $4.67M | 0.02% | +70,119 | New |
| Envestnet Asset Management Inc | 70,165 | $4.67M | 0.00% | −243−0.3% | Reduced |
| Rhumbline Advisers | 74,727 | $4.98M | 0.01% | −10,302−12.1% | Reduced |
| Marshall Wace, LLP | 79,580 | $5.30M | 0.03% | +79,580 | New |
| Legal & General Group Plc | 79,989 | $5.33M | 0.00% | +7,990+11.1% | Added |
| Cubist Systematic Strategies, LLC | 85,591 | $5.70M | 0.07% | +48,563+131.2% | Added |
| American Capital Management Inc | 91,224 | $6.08M | 0.16% | −9,626−9.5% | Reduced |
| Assenagon Asset Management S.A. | 97,060 | $6.46M | 0.03% | +97,060 | New |
| Voloridge Investment Management, LLC | 101,460 | $6.76M | 0.04% | +77,892+330.5% | Added |
| Capital Investment Services of America, Inc. | 110,441 | $7.36M | 0.70% | +4,090+3.8% | Added |
| Millennium Management LLC | 124,092 | $8.27M | 0.01% | +84,697+215.0% | Added |
| Nuveen Asset Management, LLC | 130,576 | $8.70M | 0.00% | −10,402−7.4% | Reduced |
| Renaissance Technologies LLC | 132,300 | $8.81M | 0.01% | −29,083−18.0% | Reduced |
| Ameriprise Financial Inc | 149,476 | $9.96M | 0.00% | −13,911−8.5% | Reduced |
| Bank of America Corp | 156,448 | $10.4M | 0.00% | +25,593+19.6% | Added |
| Mairs & Power Inc | 183,598 | $12.2M | 0.12% | −60,482−24.8% | Reduced |
| Principal Financial Group Inc | 189,215 | $12.6M | 0.01% | −5,640−2.9% | Reduced |
| Citadel Advisors LLC | 220,678 | $14.7M | 0.02% | +89,952+68.8% | Added |
| Charles Schwab Investment Management Inc | 223,546 | $14.9M | 0.00% | −560.0% | Reduced |
| New York State Common Retirement Fund | 223,923 | $14.9M | 0.02% | −142,308−38.9% | Reduced |
| Granite Investment Partners, LLC | 274,461 | $18.3M | 0.57% | +274,461 | New |
| D. E. Shaw & Co., Inc. | 275,839 | $18.4M | 0.02% | +103,333+59.9% | Added |
| Norges Bank | 284,443 | $18.9M | 0.00% | −24,193−7.8% | Reduced |
| Two Sigma Advisers, LP | 294,200 | $19.6M | 0.05% | +98,400+50.3% | Added |
| Bank of New York Mellon Corp | 303,692 | $20.2M | 0.00% | +9,504+3.2% | Added |
| Dimensional Fund Advisors LP | 315,346 | $21.0M | 0.01% | −19,879−5.9% | Reduced |
| Two Sigma Investments, LP | 403,464 | $26.9M | 0.07% | −7,374−1.8% | Reduced |
| Northern Trust Corp | 435,285 | $29.0M | 0.01% | +88,346+25.5% | Added |
| Goldman Sachs Group Inc | 457,620 | $30.5M | 0.01% | −53,645−10.5% | Reduced |
| Geode Capital Management, LLC | 462,755 | $30.8M | 0.00% | −8,720−1.8% | Reduced |
| Morgan Stanley | 491,378 | $32.7M | 0.00% | +120,996+32.7% | Added |
| TimesSquare Capital Management, LLC | 575,645 | $38.3M | 0.33% | −97,725−14.5% | Reduced |
| Riverbridge Partners LLC | 655,945 | $43.7M | 0.44% | +346+0.1% | Added |
| State Street Corp | 916,792 | $61.1M | 0.00% | +14,370+1.6% | Added |
| Disciplined Growth Investors Inc | 1,182,213 | $78.7M | 1.56% | +211,295+21.8% | Added |
| Brown Capital Management LLC | 1,773,887 | $118.1M | 0.97% | −537,335−23.2% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 1,958,029 | $130.4M | 0.08% | −128,468−6.2% | Reduced |
| Nikko Asset Management Americas, Inc. | 1,958,029 | $130.6M | 0.56% | −128,794−6.2% | Reduced |
| ARK Investment Management LLCSuperinvestorARK Invest | 2,619,323 | $174.4M | 0.42% | −411,307−13.6% | Reduced |
| Vanguard Group Inc | 2,912,526 | $194.0M | 0.00% | +12,479+0.4% | Added |
| BlackRock Inc. | 4,584,868 | $305.4M | 0.01% | +98,243+2.2% | Added |
| Compagnie Lombard Odier SCmA | 0 | $0 | 0.00% | −600−100.0% | Sold out |
| Geneva Capital Management LLC | 0 | $0 | 0.00% | −261,208−100.0% | Sold out |
| Motley Fool Wealth Management, LLC | 0 | $0 | 0.00% | −60,485−100.0% | Sold out |
| Motley Fool Asset Management LLC | 0 | $0 | 0.00% | −54,602−100.0% | Sold out |
| California Public Employees Retirement System | 0 | $0 | 0.00% | −54,077−100.0% | Sold out |
| Advantage Alpha Capital Partners LP | 0 | $0 | 0.00% | −20,342−100.0% | Sold out |
| Brookfield Asset Management Inc. | 0 | $0 | 0.00% | −16,452−100.0% | Sold out |
| Bedell Frazier Investment Counseling, LLC | 0 | $0 | 0.00% | −16,367−100.0% | Sold out |
| Baird Financial Group, Inc. | 0 | $0 | 0.00% | −14,547−100.0% | Sold out |
| Susquehanna Fundamental Investments, LLC | 0 | $0 | 0.00% | −12,648−100.0% | Sold out |
| Pearl River Capital, LLC | 0 | $0 | 0.00% | −11,668−100.0% | Sold out |
| Chatham Capital Group, Inc. | 0 | $0 | 0.00% | −9,572−100.0% | Sold out |
| Scott & Selber, Inc. | 0 | $0 | 0.00% | −8,099−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −4,595−100.0% | Sold out |
| Blueshift Asset Management, LLC | 0 | $0 | 0.00% | −3,245−100.0% | Sold out |
| Profund Advisors LLC | 0 | $0 | 0.00% | −3,022−100.0% | Sold out |
| Silvant Capital Management LLC | 0 | $0 | 0.00% | −2,883−100.0% | Sold out |
| Ergoteles LLC | 0 | $0 | 0.00% | −2,802−100.0% | Sold out |
| Claraphi Advisory Network, LLC | 0 | $0 | 0.00% | −2,728−100.0% | Sold out |
| Vestmark Advisory Solutions, Inc. | 0 | $0 | 0.00% | −2,699−100.0% | Sold out |
| Seven Eight Capital, LP | 0 | $0 | 0.00% | −2,331−100.0% | Sold out |
| Park Avenue Securities LLC | 0 | $0 | 0.00% | −2,236−100.0% | Sold out |
| Select Equity Group, L.P. | 0 | $0 | 0.00% | −2,181−100.0% | Sold out |
| Asset Management One Co.,Ltd. | 0 | $0 | 0.00% | −1,700−100.0% | Sold out |
| Parallax Volatility Advisers, L.P. | 0 | $0 | 0.00% | −693−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −477−100.0% | Sold out |
| Bank Julius Baer & Co. Ltd, Zurich | 0 | $0 | 0.00% | −338−100.0% | Sold out |
| State of Wyoming | 0 | $0 | 0.00% | −300−100.0% | Sold out |
| Newbridge Financial Services Group, Inc. | 0 | $0 | 0.00% | −308−100.0% | Sold out |
| Northwestern Mutual Wealth Management Co | 0 | $0 | 0.00% | −137−100.0% | Sold out |
| FinTrust Capital Advisors, LLC | 0 | $0 | 0.00% | −90−100.0% | Sold out |
| HC Financial Advisors Inc | 0 | $0 | 0.00% | −80−100.0% | Sold out |
| Edmond de Rothschild Holding S.A. | 0 | $0 | 0.00% | −50−100.0% | Sold out |
| Strategic Blueprint, LLC | 0 | $0 | 0.00% | −50−100.0% | Sold out |
| Beck Bode, LLC | 0 | $0 | 0.00% | −55−100.0% | Sold out |
| Banque Cantonale Vaudoise | 0 | $0 | 0.00% | −59−100.0% | Sold out |