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, Q4 2023
Institutional positions in Proto Labs Inc as of Dec 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
- 219
- +36 vs. Q3 2023
- Shares held
- 21.7M
- +72.1K (+0.3%) vs. Q3 2023
- Total value
- $845.8M
- +$274.4M (+48.0%) vs. Q3 2023
- New holders
- 48
- 49 more added
- Sold out
- 12
- 89 more reduced
2 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2023: 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, Q4 2023
Shares, value and share of portfolio for each institution holding Proto Labs Inc; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Versor Investments LP | 12,100 | $471.4K | 0.10% | +12,100 | New |
| Janus Henderson Group PLC | 12,292 | $478.9K | 0.00% | −21−0.2% | Reduced |
| Marks Group Wealth Management, Inc | 12,352 | $481.2K | 0.05% | 00.0% | Unchanged |
| Comerica Bank | 12,421 | $483.9K | 0.00% | −190−1.5% | Reduced |
| AQR Capital Management LLC | 12,446 | $484.9K | 0.00% | −37,328−75.0% | Reduced |
| RBF Capital, LLC | 12,480 | $486.2K | 0.03% | +12,480 | New |
| Susquehanna International Group, LLP | 12,719 | $495.5K | 0.00% | +12,719 | New |
| Yousif Capital Management, LLC | 12,754 | $496.9K | 0.01% | −330−2.5% | Reduced |
| Louisiana State Employees Retirement System | 12,900 | $502.6K | 0.01% | −400−3.0% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 13,058 | $508.7K | 0.00% | +3,977+43.8% | Added |
| Tower Research Capital LLC (TRC) | 13,083 | $509.7K | 0.01% | +8,509+186.0% | Added |
| Squarepoint Ops LLC | 13,268 | $516.9K | 0.00% | +13,268 | New |
| Deutsche Bank AG | 13,409 | $522.4K | 0.00% | −314−2.3% | Reduced |
| Teacher Retirement System of Texas | 13,446 | $524.0K | 0.00% | +13,446 | New |
| Nebula Research & Development LLC | 13,864 | $540.1K | 0.16% | +13,864 | New |
| MetLife Investment Management | 14,038 | $546.9K | 0.00% | 00.0% | Unchanged |
| American International Group, Inc. | 14,325 | $558.1K | 0.00% | −134−0.9% | Reduced |
| Gabelli & Co Investment Advisers, Inc. | 14,500 | $564.9K | 0.11% | 00.0% | Unchanged |
| Bailard, Inc. | 14,800 | $576.6K | 0.02% | +14,800 | New |
| Amundi | 16,137 | $582.9K | 0.00% | −4,643−22.3% | Reduced |
| Illinois Municipal Retirement Fund | 15,305 | $596.0K | 0.01% | −550−3.5% | Reduced |
| Occudo Quantitative Strategies LP | 15,459 | $602.3K | 0.08% | −3,155−16.9% | Reduced |
| State of Tennessee, Treasury Department | 15,752 | $613.7K | 0.00% | +6,538+71.0% | Added |
| State of Alaska, Department of Revenue | 15,864 | $618.0K | 0.01% | −383−2.4% | Reduced |
| Captrust Financial Advisors | 15,870 | $618.3K | 0.00% | −3,122−16.4% | Reduced |
| Prelude Capital Management, LLC | 15,891 | $619.1K | 0.05% | +7,045+79.6% | Added |
| Mirae Asset Global Investments Co., Ltd. | 16,498 | $642.8K | 0.00% | +4,612+38.8% | Added |
| US Bancorp | 17,144 | $667.9K | 0.00% | +9,460+123.1% | Added |
| HSBC Holdings PLC | 17,371 | $680.7K | 0.00% | −7,292−29.6% | Reduced |
| State of Wisconsin Investment Board | 17,674 | $688.6K | 0.00% | −1,320−6.9% | Reduced |
| STRS Ohio | 18,200 | $709.0K | 0.00% | −1,000−5.2% | Reduced |
| Caxton Associates LP | 18,756 | $730.7K | 0.04% | −3,464−15.6% | Reduced |
| Dynamic Technology Lab Private Ltd | 19,699 | $767.0K | 0.08% | +19,699 | New |
| Numerai GP LLC | 20,880 | $813.5K | 0.29% | +20,880 | New |
| Citigroup Inc | 21,167 | $824.7K | 0.00% | +3,070+17.0% | Added |
| National Bank of Canada | 21,720 | $825.0K | 0.00% | −204−0.9% | Reduced |
| SG Americas Securities, LLC | 21,317 | $831.0K | 0.01% | +6,064+39.8% | Added |
| Public Employees Retirement System of Ohio | 21,419 | $834.5K | 0.00% | −1,324−5.8% | Reduced |
| Great West Life Assurance Co | 21,858 | $850.0K | 0.00% | −1,894−8.0% | Reduced |
| FMR LLC | 21,864 | $851.8K | 0.00% | −212,901−90.7% | Reduced |
| Texas Permanent School Fund | 22,034 | $858.4K | 0.01% | −118−0.5% | Reduced |
| Gabelli Funds LLC | 22,245 | $866.7K | 0.01% | −116−0.5% | Reduced |
| Thrivent Financial for Lutherans | 22,977 | $895.0K | 0.00% | −895−3.7% | Reduced |
| Federated Hermes, Inc. | 23,127 | $901.0K | 0.00% | −10,600−31.4% | Reduced |
| New York State Teachers Retirement System | 23,313 | $908.0K | 0.00% | −1,293−5.3% | Reduced |
| Voya Investment Management LLC | 25,053 | $976.1K | 0.00% | −203−0.8% | Reduced |
| QRG Capital Management, Inc. | 25,936 | $1.01M | 0.01% | +4,073+18.6% | Added |
| Jane Street Group, LLC | 26,171 | $1.02M | 0.00% | +26,171 | New |
| California State Teachers Retirement System | 27,580 | $1.07M | 0.00% | −1,393−4.8% | Reduced |
| Alps Advisors Inc | 27,986 | $1.09M | 0.01% | −8,187−22.6% | Reduced |
| HRT Financial LP | 28,335 | $1.10M | 0.01% | +19,907+236.2% | Added |
| Price T Rowe Associates Inc | 28,472 | $1.11M | 0.00% | +1,607+6.0% | Added |
| Gsa Capital Partners LLP | 29,016 | $1.13M | 0.10% | −13,804−32.2% | Reduced |
| American Century Companies Inc | 29,823 | $1.16M | 0.00% | +6,422+27.4% | Added |
| Walleye Capital LLC | 31,418 | $1.22M | 0.02% | +9,568+43.8% | Added |
| Alliancebernstein L.P. | 32,010 | $1.25M | 0.00% | −1,860−5.5% | Reduced |
| Toroso Investments, LLC | 33,649 | $1.31M | 0.03% | −1,055−3.0% | Reduced |
| Engineers Gate Manager LP | 36,294 | $1.41M | 0.04% | +1,028+2.9% | Added |
| UBS Asset Management Americas Inc | 37,080 | $1.44M | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 37,759 | $1.47M | 0.00% | −90,792−70.6% | Reduced |
| Trexquant Investment LP | 37,875 | $1.48M | 0.03% | −8,607−18.5% | Reduced |
| Russell Investments Group, Ltd. | 41,448 | $1.61M | 0.00% | +766+1.9% | Added |
| UBS Group AG | 41,714 | $1.63M | 0.00% | +8,796+26.7% | Added |
| Barclays PLC | 46,443 | $1.81M | 0.00% | +33,033+246.3% | Added |
| BNP Paribas Arbitrage, SA | 46,638 | $1.82M | 0.00% | −21,167−31.2% | Reduced |
| AIMZ Investment Advisors, LLC | 47,548 | $1.85M | 0.75% | −151−0.3% | Reduced |
| Voloridge Investment Management, LLC | 50,241 | $1.96M | 0.01% | −15,311−23.4% | Reduced |
| Swiss National Bank | 51,500 | $2.01M | 0.00% | −6,100−10.6% | Reduced |
| Crawford Fund Management, LLC | 52,622 | $2.05M | 1.73% | +52,622 | New |
| Bank of America Corp | 52,859 | $2.06M | 0.00% | +4,920+10.3% | Added |
| Public Sector Pension Investment Board | 53,510 | $2.08M | 0.02% | +21,257+65.9% | Added |
| Credit Suisse AG | 54,928 | $2.14M | 0.00% | +1,431+2.7% | Added |
| Partnership Wealth Management, LLC | 67,751 | $2.45M | 1.84% | +67,751 | New |
| Marshall Wace, LLP | 63,585 | $2.48M | 0.00% | +63,585 | New |
| Cubist Systematic Strategies, LLC | 66,689 | $2.60M | 0.03% | +11,852+21.6% | Added |
| Brandywine Global Investment Management, LLC | 71,629 | $2.79M | 0.02% | −7,545−9.5% | Reduced |
| Algert Global LLC | 72,325 | $2.82M | 0.11% | −12,800−15.0% | Reduced |
| JPMorgan Chase & Co | 72,838 | $2.84M | 0.00% | +11,950+19.6% | Added |
| Qube Research & Technologies Ltd | 73,076 | $2.85M | 0.01% | +7,797+11.9% | Added |
| Empowered Funds, LLC | 73,501 | $2.86M | 0.07% | +6,528+9.7% | Added |
| Legal & General Group Plc | 75,619 | $2.95M | 0.00% | +1,408+1.9% | Added |
| Jupiter Asset Management Ltd | 77,664 | $3.03M | 0.03% | −7,821−9.1% | Reduced |
| Two Sigma Investments, LP | 79,112 | $3.08M | 0.01% | −8,945−10.2% | Reduced |
| Rhumbline Advisers | 84,824 | $3.30M | 0.00% | −3,479−3.9% | Reduced |
| Wellington Management Group LLP | 85,245 | $3.32M | 0.00% | +4,527+5.6% | Added |
| Gagnon Securities LLC | 92,026 | $3.59M | 0.86% | +1,736+1.9% | Added |
| Hillsdale Investment Management Inc. | 100,374 | $3.91M | 0.32% | +100,374 | New |
| Invesco Ltd. | 113,640 | $4.43M | 0.00% | −35,247−23.7% | Reduced |
| Oberweis Asset Management Inc | 117,400 | $4.57M | 0.43% | +117,400 | New |
| Bridgeway Capital Management, LLC | 128,301 | $5.00M | 0.11% | +6,528+5.4% | Added |
| Two Sigma Advisers, LP | 135,400 | $5.28M | 0.01% | −6,300−4.4% | Reduced |
| Meros Investment Management, LP | 137,190 | $5.34M | 2.54% | +51,621+60.3% | Added |
| Principal Financial Group Inc | 145,335 | $5.66M | 0.00% | −3,242−2.2% | Reduced |
| Arrowstreet Capital, Limited Partnership | 157,311 | $6.13M | 0.01% | +157,311 | New |
| Goldman Sachs Group Inc | 158,230 | $6.16M | 0.00% | +46,776+42.0% | Added |
| Panagora Asset Management Inc | 163,148 | $6.36M | 0.04% | +3,197+2.0% | Added |
| Millennium Management LLC | 164,605 | $6.41M | 0.01% | +15,012+10.0% | Added |
| Nordea Investment Management AB | 168,464 | $6.58M | 0.01% | +20,721+14.0% | Added |
| ARK Investment Management LLCSuperinvestorARK Invest | 178,345 | $6.95M | 0.04% | −1,105−0.6% | Reduced |
| Nuveen Asset Management, LLC | 206,691 | $8.05M | 0.00% | −9,184−4.3% | Reduced |