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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 2024

Institutional positions in Proto Labs Inc as of Dec 31, 2024. 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
199
+8 vs. Q3 2024
Shares held
21.4M
−187.4K (−0.9%) vs. Q3 2024
Total value
$837.2M
+$202.9M (+32.0%) vs. Q3 2024
New holders
33
56 more added
Sold out
25
75 more reduced

2 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2024: 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.

Institutional holdersQ4 2024: 199 institutions
Q1 2021: 316 institutionsQ2 2021: 273 institutionsQ3 2021: 264 institutionsQ4 2021: 245 institutionsQ1 2022: 236 institutionsQ2 2022: 227 institutionsQ3 2022: 210 institutionsQ4 2022: 199 institutionsQ1 2023: 199 institutionsQ2 2023: 193 institutionsQ3 2023: 185 institutionsQ4 2023: 219 institutionsQ1 2024: 203 institutionsQ2 2024: 204 institutionsQ3 2024: 193 institutionsQ4 2024: 199 institutionsQ1 2025: 188 institutionsQ2 2025: 202 institutionsQ3 2025: 213 institutionsQ4 2025: 234 institutionsQ1 2026: 263 institutionsQ2 2026: 277 institutions
Value heldQ4 2024: $837.2M
Q1 2021: $3.49BQ2 2021: $2.65BQ3 2021: $1.89BQ4 2021: $1.31BQ1 2022: $1.31BQ2 2022: $1.16BQ3 2022: $881.5MQ4 2022: $593.9MQ1 2023: $745.6MQ2 2023: $775.6MQ3 2023: $571.4MQ4 2023: $845.8MQ1 2024: $774.1MQ2 2024: $662.3MQ3 2024: $634.3MQ4 2024: $837.2MQ1 2025: $764.5MQ2 2025: $866.4MQ3 2025: $1.09BQ4 2025: $1.10BQ1 2026: $1.26BQ2 2026: $1.83B
Institutions holding PRLB and their total value by quarter
QuarterHoldersValue
Q2 2026277$1.83B
Q1 2026263$1.26B
Q4 2025234$1.10B
Q3 2025213$1.09B
Q2 2025202$866.4M
Q1 2025188$764.5M
Q4 2024199$837.2M
Q3 2024193$634.3M
Q2 2024204$662.3M
Q1 2024203$774.1M
Q4 2023219$845.8M
Q3 2023185$571.4M
Q2 2023193$775.6M
Q1 2023199$745.6M
Q4 2022199$593.9M
Q3 2022210$881.5M
Q2 2022227$1.16B
Q1 2022236$1.31B
Q4 2021245$1.31B
Q3 2021264$1.89B
Q2 2021273$2.65B
Q1 2021316$3.49B

Institutions, Q4 2024

Shares, value and share of portfolio for each institution holding Proto Labs Inc; share changes are against Q3 2024.

Institutions holding PRLB in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Dark Forest Capital Management LP11,469$448.3K0.07%+11,469New
Louisiana State Employees Retirement System11,800$461.3K0.01%−400−3.3%Reduced
Marks Group Wealth Management, Inc12,052$471.1K0.05%00.0%Unchanged
Janus Henderson Group PLC12,160$475.5K0.00%00.0%Unchanged
Illinois Municipal Retirement Fund12,513$489.1K0.01%−1,261−9.2%Reduced
Gotham Asset Management, LLC12,949$506.2K0.00%−2,045−13.6%Reduced
Meeder Asset Management Inc13,036$509.6K0.04%+8,571+192.0%Added
State of Tennessee, Treasury Department13,186$515.4K0.00%−2,533−16.1%Reduced
Mackenzie Financial Corp13,282$519.2K0.00%+13,282New
Corebridge Financial, Inc.13,408$524.1K0.00%−1,292−8.8%Reduced
State of Alaska, Department of Revenue13,930$544.0K0.01%−421−2.9%Reduced
Gabelli & Co Investment Advisers, Inc.14,500$566.8K0.10%00.0%Unchanged
Two Sigma Investments, LP14,971$585.2K0.00%−19,029−56.0%Reduced
Citadel Advisors LLC14,989$585.9K0.00%−14,532−49.2%Reduced
Wells Fargo & Company15,199$594.1K0.00%+2,869+23.3%Added
MetLife Investment Management15,435$603.4K0.00%00.0%Unchanged
Campbell & CO Investment Adviser LLC16,258$635.5K0.05%+6,847+72.8%Added
Mirae Asset Global ETFs Holdings Ltd.16,552$647.0K0.00%−1,756−9.6%Reduced
STRS Ohio16,600$648.9K0.00%−3,100−15.7%Reduced
Verition Fund Management LLC18,353$717.4K0.00%+5,235+39.9%Added
Thrivent Financial for Lutherans18,945$741.0K0.00%−804−4.1%Reduced
Captrust Financial Advisors20,010$782.2K0.00%+5,797+40.8%Added
Janney Montgomery Scott LLC20,164$788.0K0.00%+1,147+6.0%Added
Russell Investments Group, Ltd.20,171$788.5K0.00%−2,531−11.1%Reduced
Alps Advisors Inc21,253$830.8K0.01%−9,473−30.8%Reduced
Gabelli Funds LLC22,303$871.8K0.01%00.0%Unchanged
Great West Life Assurance Co22,658$885.0K0.00%+35+0.2%Added
California State Teachers Retirement System23,537$920.1K0.00%−421−1.8%Reduced
Susquehanna International Group, LLP23,636$923.9K0.00%−3,560−13.1%Reduced
Engineers Gate Manager LP23,856$932.5K0.02%−11,425−32.4%Reduced
Price T Rowe Associates Inc24,487$958.0K0.00%−4,545−15.7%Reduced
New York State Teachers Retirement System24,551$960.0K0.00%−213−0.9%Reduced
Toroso Investments, LLC25,688$1.00M0.01%−4,468−14.8%Reduced
Two Sigma Advisers, LP26,500$1.04M0.00%−25,300−48.8%Reduced
Federated Hermes, Inc.27,298$1.07M0.00%+1,106+4.2%Added
Canada Pension Plan Investment Board29,500$1.15M0.00%+28,300+2,358.3%Added
Franklin Resources Inc29,992$1.17M0.00%+17,003+130.9%Added
Millennium Management LLC31,011$1.21M0.00%−12,609−28.9%Reduced
Healthcare of Ontario Pension Plan Trust Fund31,700$1.24M0.00%+31,700New
FMR LLC32,765$1.28M0.00%+3,291+11.2%Added
Balyasny Asset Management LLC34,377$1.34M0.00%+34,377New
Alliancebernstein L.P.35,270$1.38M0.00%00.0%Unchanged
Algert Global LLC35,854$1.40M0.03%−24,283−40.4%Reduced
Citigroup Inc38,539$1.51M0.00%+1,658+4.5%Added
Teacher Retirement System of Texas41,821$1.64M0.01%+80.0%Added
ExodusPoint Capital Management, LP41,827$1.64M0.02%+41,827New
AIMZ Investment Advisors, LLC42,323$1.65M0.57%−3,900−8.4%Reduced
Barclays PLC44,393$1.74M0.00%+1,760+4.1%Added
Swiss National Bank49,500$1.93M0.00%00.0%Unchanged
Norges Bank49,800$1.95M0.00%+49,800New
SG Capital Management LLC49,875$1.95M0.21%+49,875New
HRT Financial LP52,094$2.04M0.01%+52,094New
American Century Companies Inc52,579$2.06M0.00%+404+0.8%Added
Bank of America Corp54,447$2.13M0.00%+28,407+109.1%Added
Jane Street Group, LLC57,955$2.27M0.00%−39,668−40.6%Reduced
Public Sector Pension Investment Board61,081$2.39M0.01%+7,722+14.5%Added
AQR Capital Management LLC61,831$2.42M0.00%+11,021+21.7%Added
Nuveen Asset Management, LLC72,070$2.82M0.00%−6,312−8.1%Reduced
Legal & General Group Plc75,083$2.93M0.00%+2,621+3.6%Added
Rhumbline Advisers78,783$3.08M0.00%+303+0.4%Added
UBS Asset Management Americas Inc80,626$3.15M0.00%+437+0.5%Added
Gagnon Securities LLC93,079$3.64M0.73%−224−0.2%Reduced
Empowered Funds, LLC95,359$3.73M0.05%+80,558+544.3%Added
Qube Research & Technologies Ltd96,100$3.76M0.01%−45,832−32.3%Reduced
Bridgeway Capital Management, LLC96,359$3.77M0.08%+43,358+81.8%Added
Invesco Ltd.96,736$3.78M0.00%−4,595−4.5%Reduced
Trexquant Investment LP103,115$4.03M0.05%−9,477−8.4%Reduced
Deutsche Bank AG104,298$4.08M0.00%+8,109+8.4%Added
Assenagon Asset Management S.A.110,660$4.33M0.01%−189,188−63.1%Reduced
Prudential Financial Inc112,629$4.40M0.01%−110,345−49.5%Reduced
Hillsdale Investment Management Inc.115,724$4.52M0.23%+900+0.8%Added
JPMorgan Chase & Co116,105$4.54M0.00%−23,785−17.0%Reduced
Principal Financial Group Inc118,889$4.65M0.00%+299+0.3%Added
Ameriprise Financial Inc119,034$4.65M0.00%−78,237−39.7%Reduced
ARK Investment Management LLCSuperinvestorARK Invest128,511$5.02M0.04%+4,750+3.8%Added
Connor, Clark & Lunn Investment Management Ltd.133,601$5.22M0.02%+65,198+95.3%Added
Rice Hall James & Associates, LLC152,783$5.97M0.33%+152,783New
Bank of New York Mellon Corp164,255$6.42M0.00%−6,597−3.9%Reduced
Panagora Asset Management Inc172,356$6.74M0.03%−1,641−0.9%Reduced
UBS Group AG181,263$7.09M0.00%+113,050+165.7%Added
Jupiter Asset Management Ltd187,911$7.35M0.07%+12,146+6.9%Added
Arrowstreet Capital, Limited Partnership212,914$8.32M0.01%+165,396+348.1%Added
Nordea Investment Management AB244,987$9.71M0.01%+105,813+76.0%Added
Goldman Sachs Group Inc250,525$9.79M0.00%−1,837−0.7%Reduced
Northern Trust Corp281,639$11.0M0.00%+9,314+3.4%Added
Charles Schwab Investment Management Inc289,345$11.3M0.00%−41,453−12.5%Reduced
S Squared Technology, LLC307,003$12.0M4.99%+15,000+5.1%Added
Hotchkis & Wiley Capital Management LLC325,120$12.7M0.04%+32,760+11.2%Added
Wellington Management Group LLP360,641$14.1M0.00%−27,100−7.0%Reduced
D. E. Shaw & Co., Inc.500,704$19.6M0.02%−22,950−4.4%Reduced
Morgan Stanley549,083$21.5M0.00%−105,981−16.2%Reduced
Geode Capital Management, LLC570,057$22.3M0.00%−15,752−2.7%Reduced
Renaissance Technologies LLC571,851$22.4M0.03%+15,000+2.7%Added
First Trust Advisors LP738,576$28.9M0.03%+308,970+71.9%Added
State Street Corp1,149,020$44.9M0.00%+183,594+19.0%Added
Dimensional Fund Advisors LP1,300,864$50.9M0.01%+68,006+5.5%Added
Disciplined Growth Investors Inc2,173,699$85.0M1.62%+117,106+5.7%Added
Vanguard Group Inc2,863,376$111.9M0.00%−70,415−2.4%Reduced
BlackRock, Inc.4,010,702$156.8M0.00%−5,244−0.1%Reduced
Meros Investment Management, LP0$00.00%−144,541−100.0%Sold out