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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 2021

Institutional positions in Proto Labs Inc as of Dec 31, 2021. 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
245
−15 vs. Q3 2021
Shares held
25.4M
−2.89M (−10.2%) vs. Q3 2021
Total value
$1.31B
−$579.6M (−30.7%) vs. Q3 2021
New holders
47
81 more added
Sold out
62
86 more reduced

4 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2021: 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 2021: 245 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 2021: $1.31B
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 2021

Shares, value and share of portfolio for each institution holding Proto Labs Inc; share changes are against Q3 2021.

Institutions holding PRLB in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Louisiana State Employees Retirement System13,400$688.0K0.02%00.0%Unchanged
Caption Management, LLC13,324$684.0K0.04%+13,324New
Essex Investment Management Co LLC13,300$683.0K0.08%+13,300New
LPL Financial LLC13,273$682.0K0.00%−2,787−17.4%Reduced
Amalgamated Bank13,236$680.0K0.01%−222−1.6%Reduced
Oppenheimer Asset Management Inc.12,966$666.0K0.01%−20,885−61.7%Reduced
Marks Group Wealth Management, Inc12,352$634.0K0.08%+1,620+15.1%Added
Davy Global Fund Management Ltd12,328$633.0K0.10%00.0%Unchanged
Healthcare of Ontario Pension Plan Trust Fund12,334$633.0K0.00%+7,987+183.7%Added
ExodusPoint Capital Management, LP12,074$620.0K0.01%+2,401+24.8%Added
Nomura Holdings Inc11,508$594.0K0.00%+11,508New
Blueshift Asset Management, LLC11,183$574.0K0.05%+11,183New
Maryland State Retirement & Pension System11,009$565.0K0.01%+86+0.8%Added
Voya Investment Management LLC10,734$551.0K0.00%−40.0%Reduced
Oregon Public Employees Retirement Fund10,650$547.0K0.01%−500−4.5%Reduced
IMC-Chicago, LLC10,533$541.0K0.02%+10,533New
Trexquant Investment LP10,386$533.0K0.03%+3,812+58.0%Added
MetLife Investment Management10,365$532.2K0.00%00.0%Unchanged
Dorsey & Whitney Trust CO LLC10,233$525.0K0.04%−2,711−20.9%Reduced
Blair William & Co10,095$518.0K0.00%−18,799−65.1%Reduced
Squarepoint Ops LLC9,943$511.0K0.00%−16,748−62.7%Reduced
Sit Investment Associates Inc9,950$511.0K0.01%+9,950New
Jane Street Group, LLC9,937$510.0K0.00%−27,937−73.8%Reduced
Toroso Investments, LLC9,926$510.0K0.02%+4,996+101.3%Added
Gabelli & Co Investment Advisers, Inc.9,500$488.0K0.06%+4,200+79.2%Added
Schonfeld Strategic Advisors LLC9,400$483.0K0.00%+9,400New
Citadel Advisors LLC9,130$469.0K0.00%−211,548−95.9%Reduced
Paloma Partners Management Co9,062$465.0K0.01%+9,062New
Ensign Peak Advisors, Inc8,972$461.0K0.00%−9,980−52.7%Reduced
Bank of Montreal8,710$458.0K0.00%−1,725−16.5%Reduced
Advisory Services Network, LLC8,863$455.0K0.01%+337+4.0%Added
Tudor Investment Corp Et Al8,611$442.0K0.01%+8,611New
DekaBank Deutsche Girozentrale8,200$431.0K0.00%00.0%Unchanged
Russell Investments Group, Ltd.8,132$417.0K0.00%−9,096−52.8%Reduced
Royal Bank of Canada7,765$399.0K0.00%−26,440−77.3%Reduced
Teachers Retirement System of the State of Kentucky7,559$388.0K0.00%00.0%Unchanged
Arizona State Retirement System7,472$384.0K0.00%−70−0.9%Reduced
Ergoteles LLC7,275$374.0K0.01%+7,275New
Arnhold LLC7,114$365.0K0.04%00.0%Unchanged
ProShare Advisors LLC6,941$355.0K0.00%+2,663+62.2%Added
Metropolitan Life Insurance Co6,869$352.7K0.00%−860−11.1%Reduced
Steel Peak Wealth Management LLC6,277$322.0K0.02%−1,321−17.4%Reduced
Quantamental Technologies LLC6,195$318.0K0.16%+6,195New
Virtu Financial LLC6,120$314.0K0.03%+6,120New
Cambridge Investment Research Advisors, Inc.6,025$309.0K0.00%+1,536+34.2%Added
Graham Capital Management, L.P.5,850$300.0K0.02%+5,850New
Everence Capital Management Inc5,700$293.0K0.02%+2,430+74.3%Added
Janus Henderson Group PLC5,606$288.0K0.00%+5,606New
Advisor Group Holdings, Inc.5,448$278.0K0.00%−2,095−27.8%Reduced
Teacher Retirement System of Texas5,394$277.0K0.00%+947+21.3%Added
Handelsbanken Fonder AB5,300$272.0K0.00%00.0%Unchanged
Private Harbour Investment Management & Counsel, LLC5,135$264.0K0.21%−9−0.2%Reduced
HSBC Holdings PLC4,966$258.0K0.00%−167−3.3%Reduced
Gs Investments, Inc.5,000$257.0K0.12%00.0%Unchanged
HighMark Wealth Management LLC5,145$253.0K0.16%+5,145New
Duality Advisers, LP4,771$245.0K0.03%−22,529−82.5%Reduced
PEAK6 Investments LLC4,776$245.0K0.01%+4,776New
CWM Advisors, LLC4,757$244.0K0.03%+1,457+44.2%Added
Wolverine Trading, LLC4,556$239.0K0.00%−4,926−52.0%Reduced
NinePointTwo Capital4,522$232.0K0.07%+4,522New
Cim Investment Mangement Inc4,497$231.0K0.07%00.0%Unchanged
Kestra Private Wealth Services, LLC4,470$230.0K0.01%−5,606−55.6%Reduced
Doliver Advisors, LP4,632$230.0K0.07%−685−12.9%Reduced
Public Employees Retirement Association of Colorado3,847$198.0K0.00%00.0%Unchanged
Mutual of America Capital Management LLC3,769$194.0K0.00%+68+1.8%Added
Tradition Wealth Management, LLC3,691$190.0K0.02%+3,591+3,591.0%Added
Zurcher Kantonalbank (Zurich Cantonalbank)3,546$182.0K0.00%+916+34.8%Added
Tower Research Capital LLC (TRC)3,463$178.0K0.00%+3,180+1,123.7%Added
The PNC Financial Services Group, Inc.3,262$167.0K0.00%+125+4.0%Added
Eukles Asset Management2,965$152.0K0.07%−297−9.1%Reduced
Allspring Global Investments Holdings, LLC2,743$140.0K0.00%+2,743New
Ameritas Investment Partners, Inc.2,175$112.0K0.00%00.0%Unchanged
Umb Bank N A1,800$92.0K0.00%+1,800New
Aquatic Capital Management LLC1,800$92.0K0.18%+1,800New
Captrust Financial Advisors1,279$66.0K0.00%+57+4.7%Added
Nisa Investment Advisors, LLC1,080$54.0K0.00%+750+227.3%Added
Eaton Vance Management914$48.0K0.00%+120+15.1%Added
Fifth Third Bancorp911$47.0K0.00%−48−5.0%Reduced
Macquarie Group Ltd826$42.0K0.00%+405+96.2%Added
Public Employees Retirement System of Ohio795$41.0K0.00%+236+42.2%Added
Dark Forest Capital Management LP705$36.0K0.01%+705New
Vestcor Inc672$35.0K0.00%00.0%Unchanged
Concord Wealth Partners633$33.0K0.01%+357+129.3%Added
Federation des caisses Desjardins du Quebec582$29.9K0.00%+270+86.5%Added
Signaturefd, LLC552$28.0K0.00%+521+1,680.6%Added
CarsonAllaria Wealth Management, Ltd.543$28.0K0.02%+543New
Financial Perspectives, Inc532$27.3K0.01%−513−49.1%Reduced
Parkside Financial Bank & Trust534$27.0K0.01%−4−0.7%Reduced
Antonetti Capital Management LLC524$27.0K0.02%+240+84.5%Added
Leonteq Securities AG500$25.7K0.00%00.0%Unchanged
Simplex Trading, LLC494$25.0K0.00%−11,201−95.8%Reduced
EverSource Wealth Advisors, LLC455$23.0K0.01%+455New
Sageworth Trust Co of South Dakota383$20.0K0.03%+383New
Sutton Wealth Advisors Inc.383$19.7K0.01%−33−7.9%Reduced
Archer Investment Corp347$17.8K0.01%00.0%Unchanged
Bank Julius Baer & Co. Ltd, Zurich339$17.0K0.00%+339New
FMR LLC327$16.0K0.00%+33+11.2%Added
Proequities, Inc.244$13.0K0.00%−19−7.2%Reduced
Stonebridge Capital Advisors LLC240$12.0K0.00%−171−41.6%Reduced
National Bank of Canada224$12.0K0.00%+224New