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Livermore
Livermore
ZHEN

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.

Q4 2024 vs. Q3 2024

How the institutions holding Proto Labs Inc changed between Q3 2024 and Q4 2024.

All holders in Q4 2024All holders in Q3 2024

13F holders of PRLB: Q3 2024 compared with Q4 2024
MeasureQ3 2024Of which not filed for Q4 2024Q4 2024Change
Holders1932199+8
Shares21.6M87321.4M−187.4K (−0.9%)
Value$634.3M$25.6K$837.2M+$202.9M (+32.0%)

2 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so the changes leave them out.

New holders (33)

Institutions that held Proto Labs Inc at the end of Q4 2024 but not at the end of Q3 2024.

Institutions new to PRLB in Q4 2024
InstitutionSharesValue% of portfolio
Rice Hall James & Associates, LLC152,783$5.97M0.33%
HRT Financial LP52,094$2.04M0.01%
SG Capital Management LLC49,875$1.95M0.21%
Norges Bank49,800$1.95M0.00%
ExodusPoint Capital Management, LP41,827$1.64M0.02%
Balyasny Asset Management LLC34,377$1.34M0.00%
Healthcare of Ontario Pension Plan Trust Fund31,700$1.24M0.00%
Mackenzie Financial Corp13,282$519.2K0.00%
Dark Forest Capital Management LP11,469$448.3K0.07%
Graham Capital Management, L.P.8,627$337.2K0.01%
Summit Global Investments8,124$318.0K0.02%
Bayesian Capital Management, LP8,031$313.9K0.04%
ProShare Advisors LLC7,590$296.7K0.00%
Walleye Trading LLC7,538$294.7K0.01%
Bank of Montreal7,003$273.7K0.00%
PharVision Advisers, LLC6,582$257.3K0.22%
Centiva Capital, LP6,460$252.5K0.01%
Versor Investments LP6,016$235.2K0.04%
Creative Planning5,748$224.7K0.00%
LPL Financial LLC5,366$209.8K0.00%
Commonwealth of Pennsylvania Public School Empls Retrmt Sys5,233$204.6K0.00%
Police & Firemen's Retirement System of New Jersey5,111$199.8K0.00%
KLP Kapitalforvaltning AS4,900$191.5K0.00%
Modus Advisors, LLC2,233$87.3K0.03%
Group One Trading, L.P.478$18.7K0.00%
Aventura Private Wealth, LLC200$7.82K0.00%
R Squared Ltd100$3.91K0.00%
SBI Securities Co., Ltd.33$1.29K0.00%
Headlands Technologies LLC22$8600.00%
EverSource Wealth Advisors, LLC12$4690.00%
Larson Financial Group LLC6$2350.00%
Harbour Investments, Inc.5$1950.00%
IFP Advisors, Inc5$1950.00%

Sold out (25)

Institutions that held Proto Labs Inc at the end of Q3 2024 and filed for Q4 2024 without it.

Institutions that sold out of PRLB in Q4 2024
InstitutionShares, Q3 2024Value, Q3 2024
Meros Investment Management, LP144,541$4.25M
Advisors Preferred, LLC107,036$3.00M
Cubist Systematic Strategies, LLC100,297$2.95M
Jacobs Levy Equity Management, Inc73,424$2.16M
Voloridge Investment Management, LLC35,750$1.05M
Gsa Capital Partners LLP17,852$524.0K
Deerfield Management Company, L.P. (Series C)16,210$476.1K
Caxton Associates LP13,809$405.6K
Prelude Capital Management, LLC13,241$388.9K
XTX Topco Ltd12,941$380.1K
Sherbrooke Park Advisers LLC9,566$281.0K
Cornercap Investment Counsel Inc7,842$230.3K
Paloma Partners Management Co6,847$201.1K
Point72 Asia (Singapore) Pte. Ltd.4,108$120.7K
State of Wyoming1,563$45.9K
AdvisorNet Financial, Inc1,400$41.1K
International Assets Investment Management, LLC676$23.0K
Partnership Wealth Management, LLC175$5.14K
Cassady Schiller Wealth Management, LLC100$2.94K
BNP Paribas50$1.47K
Capital Performance Advisors LLP50$1.47K
Lindbrook Capital, LLC24$705
True Wealth Design, LLC11$324
Northwestern Mutual Wealth Management Co10$294
Mendota Financial Group, LLC5$147

Not filed for Q4 2024 yet (2)

Institutions that held Proto Labs Inc at the end of Q3 2024 and haven't filed a 13F for Q4 2024. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding PRLB in Q3 2024 that haven't filed for Q4 2024
InstitutionShares, Q3 2024Value, Q3 2024
PEAK6 Investments LLC786$23.1K
Abich Financial Wealth Management LLC87$2.56K