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 2021
Institutional positions in Proto Labs Inc as of Jun 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
- 273
- −42 vs. Q1 2021
- Shares held
- 28.9M
- +104.1K (+0.4%) vs. Q1 2021
- Total value
- $2.65B
- −$840.5M (−24.1%) vs. Q1 2021
- New holders
- 37
- 114 more added
- Sold out
- 79
- 76 more reduced
1 institution that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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 | $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 2021
Shares, value and share of portfolio for each institution holding Proto Labs Inc; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 4,486,625 | $411.9M | 0.01% | +55,835+1.3% | Added |
| ARK Investment Management LLCSuperinvestorARK Invest | 3,030,630 | $278.2M | 0.52% | −624,224−17.1% | Reduced |
| Vanguard Group Inc | 2,900,047 | $266.2M | 0.01% | +7,998+0.3% | Added |
| Brown Capital Management LLC | 2,311,222 | $212.2M | 1.61% | −745,671−24.4% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 2,086,497 | $191.5M | 0.11% | +128,585+6.6% | Added |
| Nikko Asset Management Americas, Inc. | 2,086,823 | $189.7M | 0.74% | +110,314+5.6% | Added |
| Disciplined Growth Investors Inc | 970,918 | $89.1M | 1.70% | +572,208+143.5% | Added |
| State Street Corp | 902,422 | $82.8M | 0.00% | +80,674+9.8% | Added |
| TimesSquare Capital Management, LLC | 673,370 | $61.8M | 0.51% | +435,270+182.8% | Added |
| Riverbridge Partners LLC | 655,599 | $60.2M | 0.61% | +29,992+4.8% | Added |
| Goldman Sachs Group Inc | 511,265 | $46.9M | 0.01% | +245,548+92.4% | Added |
| Geode Capital Management, LLC | 471,475 | $43.3M | 0.01% | +19,495+4.3% | Added |
| Two Sigma Investments, LP | 410,838 | $37.7M | 0.10% | +190,094+86.1% | Added |
| Morgan Stanley | 370,382 | $34.0M | 0.00% | +120,022+47.9% | Added |
| New York State Common Retirement Fund | 366,231 | $33.6M | 0.03% | −94,146−20.4% | Reduced |
| Northern Trust Corp | 346,939 | $31.8M | 0.01% | −13,564−3.8% | Reduced |
| Dimensional Fund Advisors LP | 335,225 | $30.8M | 0.01% | −127,878−27.6% | Reduced |
| Norges Bank | 308,636 | $28.3M | 0.01% | −29,207−8.6% | Reduced |
| Bank of New York Mellon Corp | 294,188 | $27.0M | 0.01% | +5,400+1.9% | Added |
| Geneva Capital Management LLC | 261,208 | $24.0M | 0.39% | −8,230−3.1% | Reduced |
| Mairs & Power Inc | 244,080 | $22.4M | 0.22% | +68,794+39.2% | Added |
| Charles Schwab Investment Management Inc | 223,602 | $20.5M | 0.01% | +11,466+5.4% | Added |
| Two Sigma Advisers, LP | 195,800 | $18.0M | 0.05% | +129,200+194.0% | Added |
| Principal Financial Group Inc | 194,855 | $17.9M | 0.01% | −576−0.3% | Reduced |
| D. E. Shaw & Co., Inc. | 172,506 | $15.8M | 0.02% | +147,237+582.7% | Added |
| Storebrand Asset Management AS | 171,063 | $15.7M | 0.08% | +35,068+25.8% | Added |
| Ameriprise Financial Inc | 163,387 | $15.0M | 0.00% | −6,827−4.0% | Reduced |
| Renaissance Technologies LLC | 161,383 | $14.8M | 0.02% | +102,686+174.9% | Added |
| Nuveen Asset Management, LLC | 140,978 | $12.9M | 0.00% | +40,370+40.1% | Added |
| Bank of America Corp | 130,855 | $12.0M | 0.00% | −24,768−15.9% | Reduced |
| Citadel Advisors LLC | 130,726 | $12.0M | 0.01% | +8,045+6.6% | Added |
| Capital Investment Services of America, Inc. | 106,351 | $9.76M | 0.93% | +13,508+14.5% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 103,500 | $9.50M | 0.02% | +103,500 | New |
| American Capital Management Inc | 100,850 | $9.26M | 0.26% | +2,016+2.0% | Added |
| Rhumbline Advisers | 85,029 | $7.81M | 0.01% | +9,082+12.0% | Added |
| Invesco Ltd. | 76,716 | $7.04M | 0.00% | +7,734+11.2% | Added |
| Credit Suisse AG | 75,467 | $7.04M | 0.01% | +12,666+20.2% | Added |
| Legal & General Group Plc | 71,999 | $6.61M | 0.00% | −19,035−20.9% | Reduced |
| Holocene Advisors, LP | 70,529 | $6.47M | 0.04% | +43,967+165.5% | Added |
| Envestnet Asset Management Inc | 70,408 | $6.46M | 0.00% | +8,156+13.1% | Added |
| Scout Investments, Inc. | 69,519 | $6.38M | 0.09% | −5,833−7.7% | Reduced |
| Parametric Portfolio Associates LLC | 67,558 | $6.20M | 0.00% | −808−1.2% | Reduced |
| Swiss National Bank | 60,800 | $5.58M | 0.00% | +2,700+4.6% | Added |
| Motley Fool Wealth Management, LLC | 60,485 | $5.55M | 0.23% | −536−0.9% | Reduced |
| Gagnon Securities LLC | 59,592 | $5.47M | 0.78% | +1,107+1.9% | Added |
| Public Sector Pension Investment Board | 56,584 | $5.19M | 0.03% | +100+0.2% | Added |
| Blair William & Co | 55,692 | $5.11M | 0.02% | −5,056−8.3% | Reduced |
| Motley Fool Asset Management LLC | 54,602 | $5.01M | 0.33% | −1,860−3.3% | Reduced |
| California Public Employees Retirement System | 54,077 | $4.96M | 0.00% | −5,440−9.1% | Reduced |
| Alliancebernstein L.P. | 49,623 | $4.55M | 0.00% | +2,380+5.0% | Added |
| Citigroup Inc | 45,045 | $4.14M | 0.00% | +19,393+75.6% | Added |
| Quadrature Capital Ltd | 44,665 | $4.10M | 0.16% | +37,604+532.6% | Added |
| First Trust Advisors LP | 43,839 | $4.02M | 0.00% | +1,584+3.7% | Added |
| Millennium Management LLC | 39,395 | $3.62M | 0.00% | −58,624−59.8% | Reduced |
| State of Wisconsin Investment Board | 39,150 | $3.59M | 0.01% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 38,838 | $3.56M | 0.00% | −11,402−22.7% | Reduced |
| California State Teachers Retirement System | 38,284 | $3.51M | 0.00% | −2,050−5.1% | Reduced |
| Cubist Systematic Strategies, LLC | 37,028 | $3.40M | 0.04% | −1,428−3.7% | Reduced |
| Jane Street Group, LLC | 34,895 | $3.20M | 0.01% | −3,466−9.0% | Reduced |
| Granahan Investment Management Inc | 34,566 | $3.17M | 0.06% | +13,339+62.8% | Added |
| SEI Investments Co | 34,651 | $3.13M | 0.01% | +22,664+189.1% | Added |
| Oppenheimer Asset Management Inc. | 33,551 | $3.08M | 0.04% | −1,330−3.8% | Reduced |
| Occudo Quantitative Strategies LP | 31,556 | $2.90M | 0.44% | +28,334+879.4% | Added |
| Prudential Financial Inc | 30,357 | $2.79M | 0.00% | −1,771−5.5% | Reduced |
| BNP Paribas Arbitrage, SA | 29,920 | $2.75M | 0.01% | +12,290+69.7% | Added |
| Deutsche Bank AG | 29,065 | $2.67M | 0.00% | +7,178+32.8% | Added |
| Royal Bank of Canada | 28,702 | $2.63M | 0.00% | −790−2.7% | Reduced |
| UBS Asset Management Americas Inc | 26,625 | $2.44M | 0.00% | +2,920+12.3% | Added |
| State of New Jersey Common Pension Fund D | 26,062 | $2.39M | 0.01% | +9,609+58.4% | Added |
| Man Group plc | 26,021 | $2.39M | 0.01% | −2,460−8.6% | Reduced |
| Alps Advisors Inc | 25,847 | $2.37M | 0.02% | +10,530+68.7% | Added |
| New York State Teachers Retirement System | 24,945 | $2.29M | 0.00% | 00.0% | Unchanged |
| Great West Life Assurance Co | 23,774 | $2.18M | 0.00% | +185+0.8% | Added |
| Voloridge Investment Management, LLC | 23,568 | $2.16M | 0.01% | +23,568 | New |
| Stifel Financial Corp | 23,476 | $2.16M | 0.00% | −39−0.2% | Reduced |
| Bender Robert & Associates | 23,400 | $2.15M | 0.61% | −860−3.5% | Reduced |
| Thrivent Financial for Lutherans | 22,637 | $2.08M | 0.00% | −40−0.2% | Reduced |
| US Bancorp | 22,019 | $2.02M | 0.00% | −1,094−4.7% | Reduced |
| LPL Financial LLC | 21,951 | $2.02M | 0.00% | +4,381+24.9% | Added |
| JPMorgan Chase & Co | 21,876 | $2.01M | 0.00% | +899+4.3% | Added |
| SG Americas Securities, LLC | 21,845 | $2.00M | 0.01% | +18,896+640.8% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 21,250 | $1.95M | 0.02% | −39−0.2% | Reduced |
| Texas Permanent School Fund | 20,635 | $1.89M | 0.02% | +11+0.1% | Added |
| Advantage Alpha Capital Partners LP | 20,342 | $1.87M | 0.36% | +20,342 | New |
| Comerica Bank | 26,384 | $1.83M | 0.01% | −1,939−6.8% | Reduced |
| State of Alaska, Department of Revenue | 19,180 | $1.76M | 0.02% | +520+2.8% | Added |
| Ensign Peak Advisors, Inc | 18,952 | $1.74M | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 18,816 | $1.73M | 0.00% | −15,259−44.8% | Reduced |
| Wells Fargo & Company | 18,694 | $1.72M | 0.00% | −11,658−38.4% | Reduced |
| American International Group, Inc. | 18,038 | $1.66M | 0.01% | +159+0.9% | Added |
| Segall Bryant & Hamill, LLC | 17,093 | $1.57M | 0.02% | −11,860−41.0% | Reduced |
| Brookfield Asset Management Inc. | 16,452 | $1.51M | 0.01% | +16,452 | New |
| Bedell Frazier Investment Counseling, LLC | 16,367 | $1.50M | 0.38% | +1,789+12.3% | Added |
| Price T Rowe Associates Inc | 15,794 | $1.45M | 0.00% | −953−5.7% | Reduced |
| Manufacturers Life Insurance Company, The | 15,554 | $1.43M | 0.00% | +550+3.7% | Added |
| M&G Investment Management Ltd | 15,524 | $1.43M | 0.00% | +15,524 | New |
| State of Tennessee, Treasury Department | 14,995 | $1.38M | 0.01% | +520+3.6% | Added |
| State Board of Administration of Florida Retirement System | 14,888 | $1.37M | 0.00% | +4,742+46.7% | Added |
| Engineers Gate Manager LP | 14,877 | $1.37M | 0.09% | +12,534+535.0% | Added |
| Walleye Trading LLC | 14,602 | $1.34M | 0.04% | +13,405+1,119.9% | Added |