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
- +$954.0K (+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 | $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 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 |
|---|---|---|---|---|---|
| BlackRock Inc. | 4,926,175 | $260.6M | 0.01% | −39,916−0.8% | Reduced |
| Vanguard Group Inc | 2,848,640 | $150.7M | 0.00% | +137,885+5.1% | Added |
| Disciplined Growth Investors Inc | 1,860,976 | $98.4M | 2.14% | +69,043+3.9% | Added |
| Brown Capital Management LLC | 1,739,885 | $92.0M | 0.92% | +2560.0% | Added |
| State Street Corp | 1,035,329 | $54.8M | 0.00% | +37,314+3.7% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 964,597 | $51.0M | 0.03% | +52,982+5.8% | Added |
| Nikko Asset Management Americas, Inc. | 964,597 | $50.7M | 0.37% | +52,982+5.8% | Added |
| ARK Investment Management LLCSuperinvestorARK Invest | 664,345 | $35.1M | 0.15% | −52,302−7.3% | Reduced |
| Morgan Stanley | 490,003 | $25.9M | 0.00% | −152,012−23.7% | Reduced |
| Geode Capital Management, LLC | 471,799 | $25.0M | 0.00% | −44,172−8.6% | Reduced |
| Federated Hermes, Inc. | 461,748 | $24.4M | 0.06% | +179,112+63.4% | Added |
| Dimensional Fund Advisors LP | 426,194 | $22.5M | 0.01% | +108,638+34.2% | Added |
| Norges Bank | 426,011 | $22.5M | 0.00% | 00.0% | Unchanged |
| Assenagon Asset Management S.A. | 417,764 | $22.1M | 0.07% | −7,408−1.7% | Reduced |
| No Street GP LP | 400,000 | $21.2M | 2.87% | +25,000+6.7% | Added |
| Schroder Investment Management Group | 366,231 | $20.0M | 0.03% | +366,231 | New |
| Northern Trust Corp | 314,819 | $16.7M | 0.00% | −19,860−5.9% | Reduced |
| Riverbridge Partners LLC | 262,062 | $13.9M | 0.16% | −174,161−39.9% | Reduced |
| Charles Schwab Investment Management Inc | 260,507 | $13.8M | 0.00% | +21,157+8.8% | Added |
| Bank of New York Mellon Corp | 257,589 | $13.6M | 0.00% | +3,556+1.4% | Added |
| Two Sigma Advisers, LP | 252,000 | $13.3M | 0.04% | −218,900−46.5% | Reduced |
| Two Sigma Investments, LP | 251,052 | $13.3M | 0.04% | −235,602−48.4% | Reduced |
| Millennium Management LLC | 213,900 | $11.3M | 0.01% | +56,961+36.3% | Added |
| New York State Common Retirement Fund | 204,459 | $10.8M | 0.01% | −232−0.1% | Reduced |
| D. E. Shaw & Co., Inc. | 186,002 | $9.84M | 0.01% | −127,857−40.7% | Reduced |
| Principal Financial Group Inc | 181,995 | $9.63M | 0.01% | −1,580−0.9% | Reduced |
| Ameriprise Financial Inc | 165,570 | $8.76M | 0.00% | +794+0.5% | Added |
| Hotchkis & Wiley Capital Management LLC | 147,350 | $7.79M | 0.02% | +19,000+14.8% | Added |
| First Trust Advisors LP | 134,354 | $7.11M | 0.01% | +9,818+7.9% | Added |
| Voloridge Investment Management, LLC | 128,922 | $6.82M | 0.04% | −121,889−48.6% | Reduced |
| Parametric Portfolio Associates LLC | 118,558 | $6.27M | 0.00% | +35,831+43.3% | Added |
| Nuveen Asset Management, LLC | 117,375 | $6.23M | 0.00% | −58,811−33.4% | Reduced |
| Gagnon Securities LLC | 103,417 | $5.47M | 0.89% | +4,778+4.8% | Added |
| Mairs & Power Inc | 91,198 | $4.82M | 0.05% | −22,213−19.6% | Reduced |
| Legal & General Group Plc | 81,144 | $4.29M | 0.00% | −748−0.9% | Reduced |
| Capital Investment Services of America, Inc. | 83,440 | $4.29M | 0.39% | 00.0% | Unchanged |
| Rhumbline Advisers | 78,901 | $4.17M | 0.01% | +73+0.1% | Added |
| Lord, Abbett & Co. LLC | 74,477 | $3.94M | 0.01% | +74,477 | New |
| Invesco Ltd. | 70,224 | $3.71M | 0.00% | +11,189+19.0% | Added |
| Natixis | 69,964 | $3.70M | 0.01% | +3,964+6.0% | Added |
| Scout Investments, Inc. | 67,159 | $3.55M | 0.06% | −90−0.1% | Reduced |
| Goldman Sachs Group Inc | 66,993 | $3.54M | 0.00% | −37,968−36.2% | Reduced |
| Swiss National Bank | 65,300 | $3.45M | 0.00% | +4,100+6.7% | Added |
| AIMZ Investment Advisors, LLC | 63,298 | $3.35M | 1.38% | −4,230−6.3% | Reduced |
| Credit Suisse AG | 61,233 | $3.24M | 0.00% | +5,032+9.0% | Added |
| Thrivent Financial for Lutherans | 58,127 | $3.07M | 0.01% | +70.0% | Added |
| Marshall Wace, LLP | 56,459 | $2.99M | 0.01% | −163,418−74.3% | Reduced |
| State of Wisconsin Investment Board | 54,550 | $2.89M | 0.01% | +9,700+21.6% | Added |
| FMR LLC | 53,796 | $2.85M | 0.00% | +53,469+16,351.4% | Added |
| Cubist Systematic Strategies, LLC | 52,508 | $2.78M | 0.02% | −6,833−11.5% | Reduced |
| Public Sector Pension Investment Board | 51,494 | $2.72M | 0.02% | −4,610−8.2% | Reduced |
| American Capital Management Inc | 50,494 | $2.67M | 0.08% | −17,752−26.0% | Reduced |
| Citadel Advisors LLC | 47,614 | $2.52M | 0.00% | +38,484+421.5% | Added |
| Bank of America Corp | 47,602 | $2.52M | 0.00% | +12,676+36.3% | Added |
| Victory Capital Management Inc | 47,906 | $2.43M | 0.00% | +15,863+49.5% | Added |
| Holocene Advisors, LP | 45,681 | $2.42M | 0.01% | −27,978−38.0% | Reduced |
| Alliancebernstein L.P. | 43,988 | $2.33M | 0.00% | −61−0.1% | Reduced |
| Aviva PLC | 42,262 | $2.24M | 0.01% | −2,639−5.9% | Reduced |
| Algert Global LLC | 40,395 | $2.14M | 0.14% | +40,395 | New |
| Walleye Trading LLC | 38,601 | $2.04M | 0.04% | +3,917+11.3% | Added |
| Citigroup Inc | 37,421 | $1.98M | 0.00% | −3,631−8.8% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 35,777 | $1.89M | 0.01% | −9,167−20.4% | Reduced |
| California State Teachers Retirement System | 35,560 | $1.88M | 0.00% | −3,095−8.0% | Reduced |
| BNP Paribas Arbitrage, SA | 32,604 | $1.72M | 0.00% | −5,318−14.0% | Reduced |
| Alps Advisors Inc | 31,765 | $1.68M | 0.02% | −15,465−32.7% | Reduced |
| Prudential Financial Inc | 28,828 | $1.52M | 0.00% | −828−2.8% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 27,233 | $1.44M | 0.01% | +14,899+120.8% | Added |
| Barclays PLC | 26,715 | $1.41M | 0.00% | −15,556−36.8% | Reduced |
| Occudo Quantitative Strategies LP | 26,150 | $1.38M | 0.12% | −25,670−49.5% | Reduced |
| Hussman Strategic Advisors, Inc. | 26,000 | $1.38M | 0.27% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 25,977 | $1.37M | 0.00% | 00.0% | Unchanged |
| AQR Capital Management LLC | 25,247 | $1.34M | 0.00% | +2,279+9.9% | Added |
| New York State Teachers Retirement System | 24,945 | $1.32M | 0.00% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 24,900 | $1.32M | 0.01% | +15,500+164.9% | Added |
| Yousif Capital Management, LLC | 24,863 | $1.31M | 0.01% | −450−1.8% | Reduced |
| Great West Life Assurance Co | 23,963 | $1.30M | 0.00% | +198+0.8% | Added |
| Susquehanna International Group, LLP | 24,286 | $1.28M | 0.00% | −12,394−33.8% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 23,785 | $1.26M | 0.01% | +2,932+14.1% | Added |
| JPMorgan Chase & Co | 21,217 | $1.12M | 0.00% | −1,392−6.2% | Reduced |
| State of Tennessee, Treasury Department | 21,224 | $1.12M | 0.00% | +6,760+46.7% | Added |
| Comerica Bank | 23,808 | $1.09M | 0.01% | −49−0.2% | Reduced |
| Texas Permanent School Fund | 19,560 | $1.03M | 0.01% | −419−2.1% | Reduced |
| State of Alaska, Department of Revenue | 19,189 | $1.01M | 0.01% | −345−1.8% | Reduced |
| Jane Street Group, LLC | 18,905 | $1.00M | 0.00% | +8,968+90.2% | Added |
| AlphaCrest Capital Management LLC | 18,397 | $973.0K | 0.05% | +2,772+17.7% | Added |
| Toroso Investments, LLC | 17,538 | $928.0K | 0.03% | +7,612+76.7% | Added |
| Deutsche Bank AG | 17,450 | $923.0K | 0.00% | −3,266−15.8% | Reduced |
| Gabelli Funds LLC | 16,759 | $887.0K | 0.01% | +2,459+17.2% | Added |
| American International Group, Inc. | 15,907 | $841.0K | 0.00% | −975−5.8% | Reduced |
| Price T Rowe Associates Inc | 14,603 | $772.0K | 0.00% | +594+4.2% | Added |
| MetLife Investment Management | 14,038 | $742.6K | 0.00% | +3,673+35.4% | Added |
| State Board of Administration of Florida Retirement System | 13,159 | $696.0K | 0.00% | −1,490−10.2% | Reduced |
| Cardinal Capital Management | 13,143 | $695.0K | 0.14% | +13,143 | New |
| Gabelli & Co Investment Advisers, Inc. | 13,000 | $688.0K | 0.09% | +3,500+36.8% | Added |
| Essex Investment Management Co LLC | 12,593 | $666.0K | 0.08% | −707−5.3% | Reduced |
| Amalgamated Bank | 12,599 | $666.0K | 0.01% | −637−4.8% | Reduced |
| Amalgamated Financial Corp. | 12,599 | $666.0K | 0.01% | +12,599 | New |
| Marks Group Wealth Management, Inc | 12,352 | $653.0K | 0.08% | 00.0% | Unchanged |
| LPL Financial LLC | 12,102 | $640.0K | 0.00% | −1,171−8.8% | Reduced |
| STRS Ohio | 12,000 | $634.0K | 0.00% | +12,000 | New |