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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, Q1 2025

Institutional positions in Proto Labs Inc as of Mar 31, 2025. 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
188
−10 vs. Q4 2024
Shares held
21.8M
+479.8K (+2.2%) vs. Q4 2024
Total value
$764.5M
−$69.8M (−8.4%) vs. Q4 2024
New holders
25
60 more added
Sold out
35
68 more reduced

1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2025: 188 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 heldQ1 2025: $764.5M
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, Q1 2025

Shares, value and share of portfolio for each institution holding Proto Labs Inc; share changes are against Q4 2024.

Institutions holding PRLB in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
State of Alaska, Department of Revenue13,581$475.0K0.01%−349−2.5%Reduced
Virginia Retirement Systems Et Al14,000$490.6K0.00%+14,000New
Captrust Financial Advisors14,267$499.9K0.00%−5,743−28.7%Reduced
Mackenzie Financial Corp14,333$502.2K0.00%+1,051+7.9%Added
Gabelli & Co Investment Advisers, Inc.14,500$508.1K0.08%00.0%Unchanged
Gotham Asset Management, LLC14,809$518.9K0.00%+1,860+14.4%Added
MetLife Investment Management15,105$529.3K0.00%−330−2.1%Reduced
Intech Investment Management LLC16,214$568.1K0.01%+5,186+47.0%Added
Mirae Asset Global ETFs Holdings Ltd.16,575$580.8K0.00%+23+0.1%Added
Victory Capital Management Inc16,655$583.6K0.00%+16,655New
Wells Fargo & Company16,662$583.8K0.00%+1,463+9.6%Added
STRS Ohio17,000$595.7K0.00%+400+2.4%Added
Bailard, Inc.17,300$606.2K0.02%+17,300New
Thrivent Financial for Lutherans18,003$631.0K0.00%−942−5.0%Reduced
Great West Life Assurance Co19,771$693.0K0.00%−2,887−12.7%Reduced
Graham Capital Management, L.P.20,147$706.0K0.02%+11,520+133.5%Added
Toroso Investments, LLC21,293$746.1K0.01%−4,395−17.1%Reduced
Gabelli Funds LLC22,303$781.5K0.01%00.0%Unchanged
Alps Advisors Inc23,315$817.0K0.00%+2,062+9.7%Added
California State Teachers Retirement System23,537$824.7K0.00%00.0%Unchanged
New York State Teachers Retirement System24,451$857.0K0.00%−100−0.4%Reduced
Price T Rowe Associates Inc25,112$880.0K0.00%+625+2.6%Added
Teacher Retirement System of Texas25,621$897.8K0.00%−16,200−38.7%Reduced
Voya Investment Management LLC28,293$991.4K0.00%+20,419+259.3%Added
Franklin Resources Inc29,816$1.04M0.00%−176−0.6%Reduced
Federated Hermes, Inc.30,238$1.06M0.00%+2,940+10.8%Added
Barclays PLC31,585$1.11M0.00%−12,808−28.9%Reduced
Healthcare of Ontario Pension Plan Trust Fund31,700$1.11M0.00%00.0%Unchanged
Alliancebernstein L.P.31,840$1.12M0.00%−3,430−9.7%Reduced
Universal- Beteiligungs- und Servicegesellschaft mbH38,123$1.34M0.00%+38,123New
Russell Investments Group, Ltd.38,679$1.36M0.00%+18,508+91.8%Added
Susquehanna International Group, LLP38,924$1.36M0.00%+15,288+64.7%Added
Citigroup Inc41,164$1.44M0.00%+2,625+6.8%Added
AIMZ Investment Advisors, LLC42,178$1.48M0.52%−145−0.3%Reduced
Swiss National Bank47,500$1.66M0.00%−2,000−4.0%Reduced
Winton Group Ltd47,557$1.67M0.10%+47,557New
American Capital Management Inc50,112$1.76M0.07%+50,112New
Dark Forest Capital Management LP50,181$1.76M0.08%+38,712+337.5%Added
Prudential Financial Inc52,414$1.84M0.00%−60,215−53.5%Reduced
AQR Capital Management LLC63,871$2.24M0.00%+2,040+3.3%Added
Assenagon Asset Management S.A.66,115$2.32M0.00%−44,545−40.3%Reduced
FMR LLC69,179$2.42M0.00%+36,414+111.1%Added
Nuveen, LLC70,150$2.46M0.00%+70,150New
Legal & General Group Plc72,088$2.53M0.00%−2,995−4.0%Reduced
American Century Companies Inc73,004$2.56M0.00%+20,425+38.8%Added
Jane Street Group, LLC74,594$2.61M0.00%+16,639+28.7%Added
Rhumbline Advisers75,015$2.63M0.00%−3,768−4.8%Reduced
Public Sector Pension Investment Board77,679$2.72M0.01%+16,598+27.2%Added
UBS Asset Management Americas Inc79,191$2.77M0.00%−1,435−1.8%Reduced
Qube Research & Technologies Ltd81,492$2.86M0.00%−14,608−15.2%Reduced
Algert Global LLC85,084$2.98M0.07%+49,230+137.3%Added
ARK Investment Management LLCSuperinvestorARK Invest87,046$3.05M0.03%−41,465−32.3%Reduced
Gagnon Securities LLC97,625$3.42M0.75%+4,546+4.9%Added
Empowered Funds, LLC98,394$3.45M0.05%+3,035+3.2%Added
Ameriprise Financial Inc98,729$3.46M0.00%−20,305−17.1%Reduced
Bank of America Corp99,286$3.48M0.00%+44,839+82.4%Added
Bridgeway Capital Management, LLC99,394$3.48M0.09%+3,035+3.1%Added
Invesco Ltd.101,970$3.57M0.00%+5,234+5.4%Added
Deutsche Bank AG102,169$3.58M0.00%−2,129−2.0%Reduced
Trexquant Investment LP107,154$3.75M0.04%+4,039+3.9%Added
Goldman Sachs Group Inc108,211$3.79M0.00%−142,314−56.8%Reduced
Rubric Capital Management LP115,952$4.06M0.07%+115,952New
Hillsdale Investment Management Inc.119,624$4.19M0.21%+3,900+3.4%Added
Principal Financial Group Inc122,057$4.28M0.00%+3,168+2.7%Added
Pacer Advisors, Inc.148,595$5.21M0.01%+146,968+9,033.1%Added
Rice Hall James & Associates, LLC151,818$5.32M0.31%−965−0.6%Reduced
Hotchkis & Wiley Capital Management LLC152,100$5.33M0.02%−173,020−53.2%Reduced
Connor, Clark & Lunn Investment Management Ltd.153,042$5.36M0.02%+19,441+14.6%Added
Bank of New York Mellon Corp155,288$5.44M0.00%−8,967−5.5%Reduced
Panagora Asset Management Inc169,496$5.94M0.03%−2,860−1.7%Reduced
Jupiter Asset Management Ltd187,911$6.58M0.06%00.0%Unchanged
Nordea Investment Management AB248,157$8.60M0.01%+3,170+1.3%Added
UBS Group AG265,160$9.29M0.00%+83,897+46.3%Added
Northern Trust Corp271,790$9.52M0.00%−9,849−3.5%Reduced
Charles Schwab Investment Management Inc274,038$9.60M0.00%−15,307−5.3%Reduced
S Squared Technology, LLC307,003$10.8M5.50%00.0%Unchanged
Morgan Stanley412,082$14.4M0.00%−137,001−25.0%Reduced
Arrowstreet Capital, Limited Partnership450,070$15.8M0.01%+237,156+111.4%Added
Renaissance Technologies LLC531,651$18.6M0.03%−40,200−7.0%Reduced
D. E. Shaw & Co., Inc.537,365$18.8M0.02%+36,661+7.3%Added
Geode Capital Management, LLC579,326$20.3M0.00%+9,269+1.6%Added
First Trust Advisors LP624,721$21.9M0.02%−113,855−15.4%Reduced
Wellington Management Group LLP711,738$24.9M0.00%+351,097+97.4%Added
State Street Corp1,121,013$39.3M0.00%−28,007−2.4%Reduced
Dimensional Fund Advisors LP1,324,804$46.4M0.01%+23,940+1.8%Added
Disciplined Growth Investors Inc2,670,718$93.6M1.94%+497,019+22.9%Added
Vanguard Group Inc2,825,585$99.0M0.00%−37,791−1.3%Reduced
BlackRock, Inc.3,864,146$135.4M0.00%−146,556−3.7%Reduced
HRT Financial LP0$00.00%−52,094−100.0%Sold out
SG Capital Management LLC0$00.00%−49,875−100.0%Sold out
Norges Bank0$00.00%−49,800−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−41,827−100.0%Sold out
Balyasny Asset Management LLC0$00.00%−34,377−100.0%Sold out
Millennium Management LLC0$00.00%−31,011−100.0%Sold out
Engineers Gate Manager LP0$00.00%−23,856−100.0%Sold out
Janney Montgomery Scott LLC0$00.00%−20,164−100.0%Sold out
Verition Fund Management LLC0$00.00%−18,353−100.0%Sold out
Campbell & CO Investment Adviser LLC0$00.00%−16,258−100.0%Sold out
SEI Investments Co0$00.00%−8,202−100.0%Sold out
Summit Global Investments0$00.00%−8,124−100.0%Sold out