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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, Q3 2023

Institutional positions in Proto Labs Inc as of Sep 30, 2023. 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
185
−6 vs. Q2 2023
Shares held
21.6M
−503.9K (−2.3%) vs. Q2 2023
Total value
$571.4M
−$202.9M (−26.2%) vs. Q2 2023
New holders
20
56 more added
Sold out
26
67 more reduced

2 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: 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 holdersQ3 2023: 185 institutions
Q1 2021: 316 institutionsQ2 2021: 273 institutionsQ3 2021: 264 institutionsQ4 2021: 245 institutionsQ1 2022: 236 institutionsQ2 2022: 227 institutionsQ3 2022: 211 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 heldQ3 2023: $571.4M
Q1 2021: $3.49BQ2 2021: $2.65BQ3 2021: $1.89BQ4 2021: $1.31BQ1 2022: $1.31BQ2 2022: $1.17BQ3 2022: $882.0MQ4 2022: $594.0MQ1 2023: $755.1MQ2 2023: $775.6MQ3 2023: $571.4MQ4 2023: $889.9MQ1 2024: $845.3MQ2 2024: $664.6MQ3 2024: $638.4MQ4 2024: $837.9MQ1 2025: $765.5MQ2 2025: $867.3MQ3 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$867.3M
Q1 2025188$765.5M
Q4 2024199$837.9M
Q3 2024193$638.4M
Q2 2024204$664.6M
Q1 2024203$845.3M
Q4 2023219$889.9M
Q3 2023185$571.4M
Q2 2023193$775.6M
Q1 2023199$755.1M
Q4 2022199$594.0M
Q3 2022211$882.0M
Q2 2022227$1.17B
Q1 2022236$1.31B
Q4 2021245$1.31B
Q3 2021264$1.89B
Q2 2021273$2.65B
Q1 2021316$3.49B

Institutions, Q3 2023

Shares, value and share of portfolio for each institution holding Proto Labs Inc; share changes are against Q2 2023.

Institutions holding PRLB in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.4,397,413$116.1M0.00%−101,441−2.3%Reduced
Vanguard Group Inc2,946,860$77.8M0.00%−13,934−0.5%Reduced
Disciplined Growth Investors Inc1,764,397$46.6M1.11%+18,282+1.0%Added
State Street Corp1,134,758$30.0M0.00%−13,907−1.2%Reduced
Morgan Stanley1,067,170$28.2M0.00%+376,178+54.4%Added
Dimensional Fund Advisors LP777,468$20.5M0.01%−68,608−8.1%Reduced
Geode Capital Management, LLC535,817$14.1M0.00%+15,234+2.9%Added
Bank of New York Mellon Corp526,353$13.9M0.00%−9,314−1.7%Reduced
Schroder Investment Management Group502,330$13.3M0.02%−1,603−0.3%Reduced
D. E. Shaw & Co., Inc.421,127$11.1M0.02%+131,281+45.3%Added
First Trust Advisors LP415,979$11.0M0.01%+54,613+15.1%Added
Charles Schwab Investment Management Inc385,196$10.2M0.00%+18,372+5.0%Added
Norges Bank338,207$8.93M0.00%+58,701+21.0%Added
Jacobs Levy Equity Management, Inc309,767$8.18M0.05%−15,766−4.8%Reduced
Northern Trust Corp298,556$7.88M0.00%−1,464−0.5%Reduced
Ameriprise Financial Inc289,117$7.63M0.00%−46,908−14.0%Reduced
Renaissance Technologies LLC276,100$7.29M0.01%+74,184+36.7%Added
S Squared Technology, LLC251,803$6.65M3.59%+161,008+177.3%Added
FMR LLC234,765$6.20M0.00%+40,903+21.1%Added
Nuveen Asset Management, LLC215,875$5.70M0.00%−5,654−2.6%Reduced
Prudential Financial Inc196,259$5.18M0.01%+77,615+65.4%Added
ARK Investment Management LLCSuperinvestorARK Invest179,450$4.74M0.04%−45,599−20.3%Reduced
Panagora Asset Management Inc159,951$4.22M0.03%−2,646−1.6%Reduced
Millennium Management LLC149,593$3.95M0.00%−66,534−30.8%Reduced
Invesco Ltd.148,887$3.93M0.00%+8,747+6.2%Added
Principal Financial Group Inc148,577$3.92M0.00%−5,354−3.5%Reduced
Nordea Investment Management AB147,743$3.88M0.01%+37,642+34.2%Added
Two Sigma Advisers, LP141,700$3.74M0.01%−16,900−10.7%Reduced
Citadel Advisors LLC128,551$3.39M0.00%+30,101+30.6%Added
Bridgeway Capital Management, LLC121,773$3.21M0.08%+30,246+33.0%Added
Goldman Sachs Group Inc111,454$2.94M0.00%−55,803−33.4%Reduced
Gagnon Securities LLC90,290$2.38M0.60%+1,596+1.8%Added
Rhumbline Advisers88,303$2.33M0.00%−1,077−1.2%Reduced
Two Sigma Investments, LP88,057$2.32M0.01%−2,572−2.8%Reduced
Meros Investment Management, LP85,569$2.26M1.23%+39,456+85.6%Added
Jupiter Asset Management Ltd85,485$2.26M0.02%−21,530−20.1%Reduced
Algert Global LLC85,125$2.25M0.11%−5,950−6.5%Reduced
Wellington Management Group LLP80,718$2.13M0.00%−350.0%Reduced
Brandywine Global Investment Management, LLC79,174$2.09M0.02%+79,174New
Legal & General Group Plc74,211$1.96M0.00%−2,632−3.4%Reduced
BNP Paribas Arbitrage, SA67,805$1.79M0.00%+19,802+41.3%Added
Empowered Funds, LLC66,973$1.77M0.05%+30,246+82.4%Added
Voloridge Investment Management, LLC65,552$1.73M0.01%−230.0%Reduced
Qube Research & Technologies Ltd65,279$1.72M0.01%+31,219+91.7%Added
JPMorgan Chase & Co60,888$1.61M0.00%−18,316−23.1%Reduced
Swiss National Bank57,600$1.52M0.00%+500+0.9%Added
Cubist Systematic Strategies, LLC54,837$1.45M0.02%+25,700+88.2%Added
Credit Suisse AG53,497$1.41M0.00%−1,559−2.8%Reduced
AQR Capital Management LLC49,774$1.31M0.00%−768−1.5%Reduced
ExodusPoint Capital Management, LP48,602$1.28M0.02%+7,319+17.7%Added
Bank of America Corp47,939$1.27M0.00%+16,732+53.6%Added
AIMZ Investment Advisors, LLC47,699$1.26M0.56%−159−0.3%Reduced
Trexquant Investment LP46,482$1.23M0.03%+46,482New
Gsa Capital Partners LLP42,820$1.13M0.10%+42,820New
Russell Investments Group, Ltd.40,682$1.07M0.00%−16,700−29.1%Reduced
UBS Asset Management Americas Inc37,080$978.9K0.00%+10,854+41.4%Added
Alps Advisors Inc36,173$955.0K0.01%+4,687+14.9%Added
Engineers Gate Manager LP35,266$931.0K0.03%−9,859−21.8%Reduced
Toroso Investments, LLC34,704$916.2K0.03%+7,887+29.4%Added
Alliancebernstein L.P.33,870$894.2K0.00%00.0%Unchanged
Federated Hermes, Inc.33,727$890.4K0.00%−39−0.1%Reduced
UBS Group AG32,918$869.0K0.00%−10,479−24.1%Reduced
Public Sector Pension Investment Board32,253$851.5K0.01%−14,258−30.7%Reduced
California State Teachers Retirement System28,973$764.9K0.00%−2,856−9.0%Reduced
Price T Rowe Associates Inc26,865$710.0K0.00%+403+1.5%Added
Voya Investment Management LLC25,256$666.8K0.00%00.0%Unchanged
Quadrature Capital Ltd25,052$661.7K0.01%+25,052New
New York State Teachers Retirement System24,606$650.0K0.00%−700−2.8%Reduced
HSBC Holdings PLC24,663$649.2K0.00%+17,922+265.9%Added
Thrivent Financial for Lutherans23,872$630.0K0.00%−1,195−4.8%Reduced
Great West Life Assurance Co23,752$627.0K0.00%+1,837+8.4%Added
American Century Companies Inc23,401$617.8K0.00%+5,125+28.0%Added
Petrus Trust Company, LTA23,157$611.3K0.07%+15,199+191.0%Added
Public Employees Retirement System of Ohio22,743$600.0K0.00%+61+0.3%Added
Gabelli Funds LLC22,361$590.3K0.00%00.0%Unchanged
Caxton Associates LP22,220$586.6K0.08%+22,220New
Texas Permanent School Fund22,152$584.8K0.01%−747−3.3%Reduced
National Bank of Canada21,924$583.0K0.00%00.0%Unchanged
QRG Capital Management, Inc.21,863$577.2K0.01%+21,863New
Walleye Capital LLC21,850$576.8K0.01%+7,896+56.6%Added
Amundi20,780$531.8K0.00%+6,364+44.1%Added
STRS Ohio19,200$506.0K0.00%00.0%Unchanged
State of Wisconsin Investment Board18,994$501.4K0.00%−24,385−56.2%Reduced
Captrust Financial Advisors18,992$501.4K0.00%+18,992New
Occudo Quantitative Strategies LP18,614$491.4K0.06%+18,614New
Jump Financial, LLC18,333$484.0K0.02%+342+1.9%Added
Citigroup Inc18,097$477.8K0.00%−10,135−35.9%Reduced
Susquehanna Fundamental Investments, LLC17,670$466.5K0.03%00.0%Unchanged
Commonwealth of Pennsylvania Public School Empls Retrmt Sys17,446$460.6K0.00%−12,173−41.1%Reduced
State of Alaska, Department of Revenue16,247$428.0K0.01%−994−5.8%Reduced
Illinois Municipal Retirement Fund15,855$419.0K0.01%+15,855New
SG Americas Securities, LLC15,253$403.0K0.01%−4,208−21.6%Reduced
Gabelli & Co Investment Advisers, Inc.14,500$382.8K0.06%00.0%Unchanged
American International Group, Inc.14,459$381.7K0.00%+303+2.1%Added
Balyasny Asset Management LLC14,311$377.8K0.00%+14,311New
MetLife Investment Management14,038$370.6K0.00%00.0%Unchanged
Deutsche Bank AG13,723$362.3K0.00%+1,671+13.9%Added
Quantbot Technologies LP13,679$361.1K0.02%+8,879+185.0%Added
Campbell & CO Investment Adviser LLC13,651$360.4K0.04%+13,651New
Barclays PLC13,410$354.0K0.00%−2,130−13.7%Reduced