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Proto Labs Inc hedge fund holdings

PRLBNYSE
$98.68+0.47 (+0.48% today)

Every quarter, large institutional investment managers with over $100M in U.S.-listed assets under management disclose their U.S. equity holdings through 13F filings. Read together, those filings show which businesses professional capital is moving into and out of.

Price vs funds buying and selling

PRLB · close · 13FReported Aug 14, 2026

Price vs funds buying and selling data

Showing the 1Y range: Oct 6, 2025 to Oct 5, 2026. Price (+94.9%). 0 fund reports plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
DateCategoryPersonRoleActionAmountChange in holding
Funds buying · new + increased
Funds selling · reduced + closed
Net buyers vs sellers
Buying = new + increased; selling = reduced + closed. Counts exclude position changes under 5% of the fund's holding last quarter.

Price and fund activity data

Quarterly 13F fund buying and selling activity
QuarterFunds buyingFunds sellingBoughtSoldFilersReported
Q2 20256257$69.3M$87.1M187Aug 14, 2025
Q3 20257073$73.9M$70.4M198Nov 14, 2025
Q4 20257463$67.8M$66.8M218Feb 14, 2026
Q1 20268962$96.8M$89.7M250May 15, 2026
Q2 20269673$165M$125M260Aug 14, 2026

Quarterly action breakdown

Q2 2026
260 filers
New position
32
$16.6M+204K sh
Increased
64
$148M+1.82M sh
Reduced
55
-$96.1M-1.18M sh
Out / sold
18
-$28.7M-352K sh
Last 4 quarters · free
Reported Aug 14, 2026
FundActionChange in dollarValue% of portfolioReported
First Trust Advisors LPAdded 142.05%+$10.8M$18.3M0.01%Aug 11, 2026
Disciplined Growth Investors IncReduce 4.68%-$9.52M$194M3.29%Aug 14, 2026
Roubaix Capital, LLCNew Buy+$4.52M$4.52M1.62%Aug 10, 2026
Edgestream Partners, L.P.Added 246.04%+$3.81M$5.36M0.16%Aug 11, 2026
Archon Capital Management LLCSell 100%-$2.77M$00.00%Aug 14, 2026
Campbell & CO Investment Adviser LLCAdded 181.79%+$2.25M$3.49M0.18%Aug 3, 2026
Susquehanna Fundamental Investments, LLCAdded 226.97%+$1.91M$2.75M0.05%Aug 14, 2026
Integrated Quantitative Investments LLCSell 100%-$1.8M$00.00%Aug 14, 2026
Bastion Asset Management Inc.Sell 100%-$1.6M$00.00%Aug 10, 2026
Jackson Creek Investment Advisors LLCAdded 167.69%+$1.06M$1.69M0.56%Aug 10, 2026
Jefferies Financial Group Inc.New Buy+$873K$873K0.01%Aug 17, 2026
Hussman Strategic Advisors, Inc.Reduce 20.00%-$856K$3.42M0.79%Aug 3, 2026
Nordea Investment Management ABReduce 4.90%-$850K$16.5M0.01%Aug 5, 2026
ARK Investment Management LLCReduce 22.51%-$838K$2.89M0.02%Aug 14, 2026
Militia Capital Management LLCNew Buy+$815K$815K0.02%Aug 12, 2026
Public Sector Pension Investment BoardReduce 9.39%-$808K$7.8M0.02%Aug 13, 2026
Thrivent Financial for LutheransAdded 61.19%+$788K$2.08M0.00%Aug 14, 2026
Summit Global InvestmentsReduce 71.90%-$745K$291K0.02%Aug 3, 2026
KLP Kapitalforvaltning AsReduce 61.94%-$677K$416K0.00%Aug 12, 2026
Perpetual LtdNew Buy+$653K$653K0.01%Jul 15, 2026
S Squared Technology, LLCReduce 2.70%-$651K$23.5M7.29%Aug 14, 2026
American Capital Management IncReduce 1.25%-$641K$50.5M2.27%Aug 14, 2026
Jag Capital Management, LLCNew Buy+$557K$557K0.05%Jul 29, 2026
Jupiter Asset Management LtdReduce 3.23%-$513K$15.4M0.08%Aug 10, 2026
CenterBook Partners LPNew Buy+$479K$479K0.02%Aug 11, 2026
Guggenheim Capital LLCNew Buy+$458K$458K0.00%Aug 12, 2026
Zacks Investment ManagementAdded 11.35%+$440K$4.32M0.03%Aug 13, 2026
Gagnon Securities LLCAdded 4.86%+$440K$9.48M1.83%Aug 5, 2026
Bridgewater Associates, LPSell 100%-$438K$00.00%Aug 14, 2026
Quantinno Capital Management LPAdded 18.09%+$409K$2.67M0.00%Aug 13, 2026
Independent Financial Group, LLCSell 100%-$394K$00.00%Jul 15, 2026
Axxcess Wealth Management, LLCNew Buy+$391K$391K0.01%Jul 28, 2026
Pacer Advisors, Inc.Added 84.70%+$390K$851K0.00%Aug 13, 2026
Tidal Investments LLCReduce 30.16%-$383K$886K0.00%Aug 13, 2026
Rice Hall James & Associates, LLCReduce 4.07%-$377K$8.88M0.43%Aug 7, 2026
State of Alaska, Department of RevenueReduce 29.62%-$314K$745K0.01%Jul 20, 2026
Alps Advisors IncReduce 26.84%-$310K$844K0.00%Jul 29, 2026
Ethic Inc.New Buy+$307K$307K0.00%Jul 29, 2026
Maryland State Retirement & Pension SystemNew Buy+$282K$282K0.00%Jul 30, 2026
Praxis Investment Management IncNew Buy+$244K$244K0.01%Aug 4, 2026
Evergreen Capital Management LLCNew Buy+$243K$243K0.00%Jul 23, 2026
Polymer Capital Management (US) LLCNew Buy+$235K$235K0.03%Aug 14, 2026
Polen Capital Management LLCReduce 6.87%-$211K$2.85M0.02%Aug 4, 2026
Massar Capital Management, LPNew Buy+$201K$201K0.02%Aug 14, 2026
VANGUARD ASSET MANAGEMENT, LtdAdded 14.96%+$179K$1.37M0.00%Aug 13, 2026
Leonteq Securities AGReduce 40.00%-$163K$245K0.01%Jul 27, 2026
Marks Group Wealth Management, IncAdded 16.09%+$158K$1.14M0.10%Jul 28, 2026
Kemnay Advisory Services Inc.New Buy+$123K$123K0.02%Aug 14, 2026
Gotham Asset Management, LLCReduce 10.11%-$90.4K$804K0.00%Aug 14, 2026
Bailard, Inc.Reduce 7.87%-$89.7K$1.05M0.02%Jul 30, 2026
Driehaus Capital Management LLCAdded 0.27%+$82.7K$30.2M0.17%Aug 14, 2026
CANADA LIFE ASSURANCE CoReduce 4.26%-$68.9K$1.55M0.00%Aug 13, 2026
Haven Private, LLCReduce 5.46%-$61.1K$1.06M0.40%Jul 29, 2026
Pictet Asset Management Holding SAReduce 16.93%-$52.1K$256K0.00%Jul 30, 2026
Angeles Wealth Management, LLCAdded 12.36%+$45.2K$411K0.02%Jul 28, 2026
Horizon Investments, LLCReduce 11.12%-$19.7K$158K0.00%Aug 13, 2026
Teachers Retirement System of the State of KentuckyReduce 3.27%-$16.3K$483K0.00%Aug 12, 2026
Canada Pension Plan Investment BoardReduce 2.06%-$16.3K$774K0.00%Aug 14, 2026
Argos Wealth Advisors, LLCReduce 2.41%-$16.1K$650K0.17%Aug 13, 2026
Truvestments Capital LLCAdded 1.60%+$12.6K$803K0.12%Aug 12, 2026
Cullen/Frost Bankers, Inc.Added 23.49%+$8.23K$43.3K0.00%Jul 27, 2026
IFG Advisory, LLCNew Buy+$8.15K$8.15K0.00%Aug 14, 2026
Twin Peaks Wealth Advisors, LLCSell 100%-$6.27K$00.00%Aug 13, 2026
Quarry LPAdded 251.72%+$5.95K$8.31K0.00%Aug 14, 2026
BNP PARIBAS ASSET MANAGEMENT Holding S.A.Reduce 10.38%-$4.48K$38.7K0.00%Aug 13, 2026
Rachor Investment Advisory Services, LLCSell 100%-$4.22K$00.00%Jul 16, 2026
Picton Mahoney Asset ManagementNew Buy+$4.08K$4.08K0.00%Aug 13, 2026
Oregon Public Employees Retirement FundReduce 0.86%-$3.83K$441K0.00%Jul 29, 2026
Continuum Advisory, LLCNew Buy+$3.67K$3.67K0.00%Aug 6, 2026
2UniFi BankSell 100%-$3.36K$0Not reportedAug 14, 2026
Sound Income Strategies, LLCSell 100%-$2.97K$00.00%Jul 20, 2026
Fulcrum Asset Management LLPNew Buy+$1.44K$1.44K0.00%Aug 18, 2026
Pinnacle Wealth Planning Services, Inc.Added 2.74%+$1.22K$45.8K0.00%Aug 7, 2026
Lanark Financial, Inc.Reduce 0.32%-$1.06K$325K0.02%Jul 21, 2026
UMB Bank, n.a.Added 4.76%+$734$16.1K0.00%Aug 13, 2026
Gilder Gagnon Howe & Co LLCAdded 0.03%+$571$1.73M0.02%Aug 14, 2026
Annis Gardner Whiting Capital Advisors, LLCSell 100%-$400$00.00%Aug 10, 2026
JFS Wealth Advisors, LLCNew Buy+$327$3270.00%Jul 10, 2026
Rossby Financial, LCCNew Buy+$245$2450.00%Aug 4, 2026
Keating Financial Advisory Services, Inc.Added 3.03%+$163$5.54K0.00%Aug 11, 2026
Illinois Municipal Retirement FundReduce 0.02%-$163$1.05M0.01%Aug 12, 2026
Davis Capital ManagementNew Buy+$82$820.00%Jul 16, 2026
Yousif Capital Management, LLCAdded 0.02%+$82$518K0.01%Jul 16, 2026
Zions Bancorporation, National AssociationAdded 2.44%+$82$3.42K0.00%Jul 31, 2026

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