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 2022
Institutional positions in Proto Labs Inc as of Mar 31, 2022. 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
- 236
- −5 vs. Q4 2021
- Shares held
- 24.7M
- −706.4K (−2.8%) vs. Q4 2021
- Total value
- $1.31B
- +$935.0K (+0.1%) vs. Q4 2021
- New holders
- 31
- 67 more added
- Sold out
- 36
- 97 more reduced
4 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2022
Shares, value and share of portfolio for each institution holding Proto Labs Inc; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Capital Investment Services of America, Inc. | 83,440 | $4.29M | 0.39% | 00.0% | Unchanged |
| Legal & General Group Plc | 81,144 | $4.29M | 0.00% | −748−0.9% | Reduced |
| Mairs & Power Inc | 91,198 | $4.82M | 0.05% | −22,213−19.6% | Reduced |
| Gagnon Securities LLC | 103,417 | $5.47M | 0.89% | +4,778+4.8% | Added |
| Nuveen Asset Management, LLC | 117,375 | $6.23M | 0.00% | −58,811−33.4% | Reduced |
| Parametric Portfolio Associates LLC | 118,558 | $6.27M | 0.00% | +35,831+43.3% | Added |
| Voloridge Investment Management, LLC | 128,922 | $6.82M | 0.04% | −121,889−48.6% | Reduced |
| First Trust Advisors LP | 134,354 | $7.11M | 0.01% | +9,818+7.9% | Added |
| Hotchkis & Wiley Capital Management LLC | 147,350 | $7.79M | 0.02% | +19,000+14.8% | Added |
| Ameriprise Financial Inc | 165,570 | $8.76M | 0.00% | +794+0.5% | Added |
| Principal Financial Group Inc | 181,995 | $9.63M | 0.01% | −1,580−0.9% | Reduced |
| D. E. Shaw & Co., Inc. | 186,002 | $9.84M | 0.01% | −127,857−40.7% | Reduced |
| New York State Common Retirement Fund | 204,459 | $10.8M | 0.01% | −232−0.1% | Reduced |
| Millennium Management LLC | 213,900 | $11.3M | 0.01% | +56,961+36.3% | Added |
| Two Sigma Investments, LP | 251,052 | $13.3M | 0.04% | −235,602−48.4% | Reduced |
| Two Sigma Advisers, LP | 252,000 | $13.3M | 0.04% | −218,900−46.5% | Reduced |
| Bank of New York Mellon Corp | 257,589 | $13.6M | 0.00% | +3,556+1.4% | Added |
| Charles Schwab Investment Management Inc | 260,507 | $13.8M | 0.00% | +21,157+8.8% | Added |
| Riverbridge Partners LLC | 262,062 | $13.9M | 0.16% | −174,161−39.9% | Reduced |
| Northern Trust Corp | 314,819 | $16.7M | 0.00% | −19,860−5.9% | Reduced |
| Schroder Investment Management Group | 366,231 | $20.0M | 0.03% | +366,231 | New |
| No Street GP LP | 400,000 | $21.2M | 2.87% | +25,000+6.7% | Added |
| Assenagon Asset Management S.A. | 417,764 | $22.1M | 0.07% | −7,408−1.7% | Reduced |
| Norges Bank | 426,011 | $22.5M | 0.00% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 426,194 | $22.5M | 0.01% | +108,638+34.2% | Added |
| Federated Hermes, Inc. | 461,748 | $24.4M | 0.06% | +179,112+63.4% | Added |
| Geode Capital Management, LLC | 471,799 | $25.0M | 0.00% | −44,172−8.6% | Reduced |
| Morgan Stanley | 490,003 | $25.9M | 0.00% | −152,012−23.7% | Reduced |
| ARK Investment Management LLCSuperinvestorARK Invest | 664,345 | $35.1M | 0.15% | −52,302−7.3% | Reduced |
| Nikko Asset Management Americas, Inc. | 964,597 | $50.7M | 0.37% | +52,982+5.8% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 964,597 | $51.0M | 0.03% | +52,982+5.8% | Added |
| State Street Corp | 1,035,329 | $54.8M | 0.00% | +37,314+3.7% | Added |
| Brown Capital Management LLC | 1,739,885 | $92.0M | 0.92% | +2560.0% | Added |
| Disciplined Growth Investors Inc | 1,860,976 | $98.4M | 2.14% | +69,043+3.9% | Added |
| Vanguard Group Inc | 2,848,640 | $150.7M | 0.00% | +137,885+5.1% | Added |
| BlackRock Inc. | 4,926,175 | $260.6M | 0.01% | −39,916−0.8% | Reduced |
| Proequities, Inc. | 0 | $0 | 0.00% | −244−100.0% | Sold out |
| Crestwood Capital Management, L.P. | 0 | $0 | 0.00% | −41,536−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −27,889−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −27,305−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −26,869−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −21,128−100.0% | Sold out |
| Segall Bryant & Hamill, LLC | 0 | $0 | 0.00% | −18,460−100.0% | Sold out |
| Caption Management, LLC | 0 | $0 | 0.00% | −13,324−100.0% | Sold out |
| Oppenheimer Asset Management Inc. | 0 | $0 | 0.00% | −12,966−100.0% | Sold out |
| Nomura Holdings Inc | 0 | $0 | 0.00% | −11,508−100.0% | Sold out |
| IMC-Chicago, LLC | 0 | $0 | 0.00% | −10,533−100.0% | Sold out |
| Sit Investment Associates Inc | 0 | $0 | 0.00% | −9,950−100.0% | Sold out |
| Paloma Partners Management Co | 0 | $0 | 0.00% | −9,062−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −8,863−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −8,611−100.0% | Sold out |
| Ergoteles LLC | 0 | $0 | 0.00% | −7,275−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −6,120−100.0% | Sold out |
| Duality Advisers, LP | 0 | $0 | 0.00% | −4,771−100.0% | Sold out |
| PEAK6 Investments LLC | 0 | $0 | 0.00% | −4,776−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −4,556−100.0% | Sold out |
| Umb Bank N A | 0 | $0 | 0.00% | −1,800−100.0% | Sold out |
| Eaton Vance Management | 0 | $0 | 0.00% | −914−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −705−100.0% | Sold out |
| Vestcor Inc | 0 | $0 | 0.00% | −672−100.0% | Sold out |
| Archer Investment Corp | 0 | $0 | 0.00% | −347−100.0% | Sold out |
| Bank Julius Baer & Co. Ltd, Zurich | 0 | $0 | 0.00% | −339−100.0% | Sold out |
| Sageworth Trust Co | 0 | $0 | 0.00% | −117−100.0% | Sold out |
| Cassady Schiller Wealth Management, LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| First Horizon Advisors, Inc. | 0 | $0 | 0.00% | −93−100.0% | Sold out |
| Motley Fool Asset Management LLC | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| BerganKDV Wealth Management, LLC | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Total Clarity Wealth Management, Inc. | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| First Manhattan Co | 0 | $0 | 0.00% | −17−100.0% | Sold out |
| Assetmark, Inc | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Sierra Capital LLC | 0 | $0 | 0.00% | −7−100.0% | Sold out |
| Snowden Capital Advisors LLC | 0 | $0 | 0.00% | −15−100.0% | Sold out |
| Harbour Investments, Inc. | – | – | – | – | Not filed |
| Carroll Financial Associates, Inc. | – | – | – | – | Not filed |
| NEXT Financial Group, Inc | – | – | – | – | Not filed |
| Bell Investment Advisors, Inc | – | – | – | – | Not filed |