Proto LabsPRLB
13F holders, Q3 2025 (September 30)213holders +12
33new positions
22sold out
7famous investors
$50.02avg. 13F price*
At the end of Q3 2025, 213 institutions reported holding Proto Labs Inc. (PRLB) in their 13F filings, up 12 from Q2 2025. 33 opened new positions and 22 sold out. The largest holders were BlackRock, Inc. ($181.2M), Vanguard Group Inc. ($137.3M) and Disciplined Growth Investors Inc. ($129.7M). 7 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio), Cathie Wood (0.0% of ARK Investment Management's portfolio) and David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio).
- Company
- Proto Labs Inc.
- CUSIP
- 743713109
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q2 2025 → Q3 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 33 | $23.5M |
| Exits | 22 | $12.1M |
All 13F filers, Q2 2025 → Q3 2025: 1,514,679 shares bought and 1,407,831 shares sold, net +106,848 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 213 holders
| BlackRock, Inc. | 0.00% | Reduce -0.8% | 3,621,679 | $181.2M |
| Vanguard Group Inc. | 0.00% | Reduce -1.0% | 2,744,977 | $137.3M |
| Disciplined Growth Investors Inc. | 2.35% | Reduce -4.8% | 2,592,373 | $129.7M |
| Dimensional Fund Advisors LP | 0.01% | Reduce -0.7% | 1,306,367 | $65.4M |
| State Street Corp. | 0.00% | Reduce -0.9% | 1,175,300 | $58.8M |
| Rubric Capital Management LP | 0.75% | Add +8.6% | 1,123,338 | $56.2M |
| Geode Capital Management, LLC | 0.00% | Add +0.8% | 567,036 | $28.4M |
| Renaissance Technologies | 0.04% | Add +0.3% | 543,651 | $27.2M |
| Arrowstreet Capital, Limited Partnership | 0.01% | Add +3.0% | 460,618 | $23.0M |
| D. E. Shaw & Co. | 0.02% | Reduce -21.1% | 357,163 | $17.9M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +11.3% | 331,428 | $16.6M |
| Nuveen, LLC | 0.00% | Add +81.5% | 329,990 | $16.5M |
| S Squared Technology, LLC | 5.92% | No change | 311,103 | $15.6M |
| Morgan Stanley | 0.00% | Reduce -25.9% | 305,997 | $15.3M |
| American Capital Management Inc. | 0.56% | Add +417.0% | 279,296 | $14.0M |
| Northern Trust Corp. | 0.00% | Reduce -0.4% | 278,741 | $13.9M |
| Nordea Investment Management AB | 0.01% | Add +3.1% | 257,255 | $12.7M |
| Jupiter Asset Management Ltd. | 0.08% | No change | 194,832 | $9.7M |
| UBS Group AG | 0.00% | Reduce -26.9% | 176,880 | $8.8M |
| Hillsdale Investment Management Inc. | 0.26% | Add +10.4% | 169,584 | $8.5M |
| Panagora Asset Management Inc. | 0.03% | Add +0.6% | 168,395 | $8.4M |
| Bank of New York Mellon Corp | 0.00% | Reduce -1.7% | 148,067 | $7.4M |
| Connor, Clark & Lunn Investment Management Ltd. | 0.02% | Add +1.4% | 147,037 | $7.4M |
| Goldman Sachs Group Inc. | 0.00% | Add +63.6% | 144,400 | $7.2M |
| Deutsche Bank AG | 0.00% | Add +42.1% | 142,236 | $7.1M |
| Bank of America Corp. | 0.00% | Add +93.9% | 132,361 | $6.6M |
| Principal Financial Group Inc. | 0.00% | Reduce -3.2% | 131,002 | $6.6M |
| Polar Asset Management Partners Inc. | 0.19% | New | 128,429 | $6.4M |
| Rice Hall James & Associates, LLC | 0.33% | Reduce -16.1% | 121,982 | $6.1M |
| SG Capital Management LLC | 0.57% | New | 113,587 | $5.7M |
| Public Sector Pension Investment Board | 0.02% | Add +39.5% | 113,012 | $5.7M |
| Bridgeway Capital Management, LLC | 0.12% | Add +5.1% | 109,541 | $5.5M |
| Gagnon Securities LLC | 1.09% | Reduce -5.1% | 108,749 | $5.4M |
| Empowered Funds, LLC | 0.05% | Add +5.1% | 108,541 | $5.4M |
| Millennium Management | 0.00% | Reduce -32.9% | 104,168 | $5.2M |
| Invesco Ltd. | 0.00% | Add +10.8% | 102,334 | $5.1M |
| FMR LLC | 0.00% | Add +26.0% | 100,196 | $5.0M |
| Lazard Asset Management LLC | 0.01% | Add +952.6% | 90,587 | $4.5M |
| JPMorgan Chase & Co. | 0.00% | Add +301.4% | 87,339 | $4.4M |
| Algert Global LLC | 0.07% | Add +5.4% | 86,974 | $4.4M |
| First Trust Advisors LP | 0.00% | Reduce -18.9% | 83,716 | $4.2M |
| American Century Companies Inc. | 0.00% | Add +2.5% | 78,067 | $3.9M |
| Prudential Financial Inc. | 0.00% | Add +58.0% | 77,469 | $3.9M |
| Qube Research & Technologies Ltd | 0.01% | Reduce -21.2% | 73,657 | $3.7M |
| Rhumbline Advisers | 0.00% | Reduce -1.7% | 72,780 | $3.6M |
| ARK Investment Management | 0.02% | Reduce -9.7% | 71,797 | $3.6M |
| Legal & General Group Plc | 0.00% | Reduce -2.2% | 65,246 | $3.3M |
| Jane Street Group, LLC | 0.00% | Reduce -14.8% | 65,090 | $3.3M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Reduce -40.6% | 60,237 | $3.0M |
| Citadel Advisors | 0.00% | Reduce -55.5% | 55,212 | $2.8M |
| Ameriprise Financial Inc. | 0.00% | Reduce -38.6% | 53,388 | $2.7M |
| Select Equity Group, L.P. | 0.01% | New | 52,446 | $2.6M |
| Dark Forest Capital Management LP | 0.09% | Add +18.8% | 46,204 | $2.3M |
| Swiss National Bank | 0.00% | Add +1.5% | 46,100 | $2.3M |
| Hussman Strategic Advisors, Inc. | 0.46% | New | 42,000 | $2.1M |
| CWA Asset Management Group, LLC | 0.07% | Add +10.8% | 40,252 | $2.0M |
| AIMZ Investment Advisors, LLC | 0.63% | Reduce -2.1% | 40,028 | $2.0M |
| Barclays PLC | 0.00% | Reduce -26.0% | 34,250 | $1.7M |
| AQR Capital Management | 0.00% | Add +49.5% | 31,831 | $1.6M |
| Franklin Resources Inc. | 0.00% | Reduce -1.6% | 30,355 | $1.5M |
| Federated Hermes, Inc. | 0.00% | Add +0.1% | 30,279 | $1.5M |
| Voya Investment Management LLC | 0.00% | Reduce -13.0% | 29,703 | $1.5M |
| Alliancebernstein L.P. | 0.00% | Reduce -12.6% | 27,840 | $1.4M |
| Assenagon Asset Management S.A. | 0.00% | Reduce -57.9% | 27,745 | $1.4M |
| T. Rowe Price Associates Inc. | 0.00% | Add +4.6% | 27,236 | $1.4M |
| Y-Intercept (Hong Kong) Ltd | 0.03% | Reduce -36.9% | 26,616 | $1.3M |
| VIRGINIA RETIREMENT SYSTEMS ET Al | 0.01% | Add +79.9% | 25,900 | $1.3M |
| Campbell & CO Investment Adviser LLC | 0.10% | Reduce -22.7% | 25,875 | $1.3M |
| Teacher Retirement System of Texas | 0.01% | Add +21.4% | 25,267 | $1.3M |
| New York State Teachers Retirement System | 0.00% | Reduce -3.8% | 23,619 | $1.2M |
| California State Teachers Retirement System | 0.00% | Add +0.0% | 23,165 | $1.2M |
| Gabelli Funds LLC | 0.01% | No change | 22,303 | $1.1M |
| Citigroup Inc. | 0.00% | Reduce -38.4% | 22,137 | $1.1M |
| Wells Fargo & Company | 0.00% | Add +18.5% | 21,833 | $1.1M |
| SG Americas Securities, LLC | 0.00% | Add +1.7% | 21,419 | $1.1M |
| Essex Investment Management Co. LLC | 0.16% | New | 20,886 | $1.0M |
| CANADA LIFE ASSURANCE Co | 0.00% | Reduce -7.2% | 19,845 | $985K |
| Alps Advisors Inc. | 0.01% | Reduce -10.5% | 19,218 | $961K |
| BNP Paribas Financial Markets | 0.00% | Add +73.0% | 19,128 | $957K |
| Thrivent Financial for Lutherans | 0.00% | Reduce -1.5% | 17,224 | $862K |
| Royal Bank of Canada | 0.00% | Reduce -20.8% | 16,610 | $831K |
| Bailard, Inc. | 0.02% | No change | 16,200 | $810K |
| Captrust Financial Advisors | 0.00% | Reduce -0.6% | 15,725 | $787K |
| Verition Fund Management LLC | 0.00% | Reduce -30.5% | 15,718 | $786K |
| Intech Investment Management LLC | 0.01% | Add +37.1% | 15,318 | $766K |
| Engineers Gate Manager LP | 0.01% | New | 14,666 | $734K |
| GABELLI & Co INVESTMENT ADVISERS, INC. | 0.12% | No change | 14,500 | $725K |
| STRS Ohio | 0.00% | Reduce -9.9% | 14,500 | $725K |
| MetLife Investment Management, LLC | 0.00% | No change | 14,496 | $725K |
| Gotham Asset Management | 0.00% | Reduce -14.1% | 13,339 | $667K |
| State of Alaska, Department of Revenue | 0.01% | Reduce -5.7% | 13,333 | $666K |
| Tidal Investments LLC | 0.00% | Reduce -43.5% | 12,990 | $650K |
| Illinois Municipal Retirement Fund | 0.01% | Add +1.3% | 12,693 | $635K |
| Acadian Asset Management LLC | 0.00% | New | 12,717 | $633K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Reduce -16.0% | 12,362 | $618K |
| Janus Henderson Group PLC | 0.00% | No change | 12,160 | $609K |
| Marks Group Wealth Management, Inc | 0.06% | No change | 12,052 | $603K |
| OP Asset Management Ltd | 0.01% | Add +202.8% | 11,532 | $577K |
| Horizon Investments, LLC | 0.01% | Reduce -4.7% | 11,491 | $575K |
| Louisiana State Employees Retirement System | 0.01% | Reduce -0.9% | 11,000 | $550K |
"% of holder's portfolio" is PRLB's weight in each manager's 13F, not the share of Proto Labs Inc. the manager owns.