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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 2024

Institutional positions in Proto Labs Inc as of Sep 30, 2024. 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
193
−9 vs. Q2 2024
Shares held
21.6M
+4.48M (+26.2%) vs. Q2 2024
Total value
$634.3M
+$105.5M (+19.9%) vs. Q2 2024
New holders
22
68 more added
Sold out
31
73 more reduced

2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2024: 193 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 heldQ3 2024: $634.3M
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, Q3 2024

Shares, value and share of portfolio for each institution holding Proto Labs Inc; share changes are against Q2 2024.

Institutions holding PRLB in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Captrust Financial Advisors14,213$417.4K0.00%+121+0.9%Added
State of Alaska, Department of Revenue14,351$421.0K0.00%−513−3.5%Reduced
Gabelli & Co Investment Advisers, Inc.14,500$425.9K0.07%00.0%Unchanged
Tower Research Capital LLC (TRC)14,581$428.2K0.01%+11,145+324.4%Added
Corebridge Financial, Inc.14,700$431.7K0.00%−161−1.1%Reduced
Empowered Funds, LLC14,801$434.7K0.01%−43,856−74.8%Reduced
Gotham Asset Management, LLC14,994$440.4K0.00%+899+6.4%Added
MetLife Investment Management15,435$453.3K0.00%00.0%Unchanged
State of Tennessee, Treasury Department15,719$461.7K0.00%+1,699+12.1%Added
Deerfield Management Company, L.P. (Series C)16,210$476.1K0.01%−2,909−15.2%Reduced
Gsa Capital Partners LLP17,852$524.0K0.04%+17,852New
Mirae Asset Global ETFs Holdings Ltd.18,308$537.7K0.00%+1,362+8.0%Added
Janney Montgomery Scott LLC19,017$559.0K0.00%+3,369+21.5%Added
Public Employees Retirement System of Ohio19,407$570.0K0.00%−18−0.1%Reduced
STRS Ohio19,700$578.6K0.00%00.0%Unchanged
Thrivent Financial for Lutherans19,749$580.0K0.00%−1,267−6.0%Reduced
Voya Investment Management LLC20,834$611.9K0.00%−4,042−16.2%Reduced
National Bank of Canada21,576$633.7K0.00%−144−0.7%Reduced
Gabelli Funds LLC22,303$655.0K0.00%+58+0.3%Added
Great West Life Assurance Co22,623$664.0K0.00%−3,815−14.4%Reduced
Russell Investments Group, Ltd.22,702$666.8K0.00%−15,584−40.7%Reduced
California State Teachers Retirement System23,958$703.6K0.00%−1,126−4.5%Reduced
New York State Teachers Retirement System24,764$727.0K0.00%−100−0.4%Reduced
Dynamic Technology Lab Private Ltd25,652$753.0K0.08%+25,652New
Bank of America Corp26,040$764.8K0.00%−20,563−44.1%Reduced
Federated Hermes, Inc.26,192$769.3K0.00%−570−2.1%Reduced
Susquehanna International Group, LLP27,196$798.7K0.00%+27,196New
Price T Rowe Associates Inc29,032$853.0K0.00%+979+3.5%Added
FMR LLC29,474$865.7K0.00%+5,584+23.4%Added
Citadel Advisors LLC29,521$867.0K0.00%+2,515+9.3%Added
Toroso Investments, LLC30,156$885.7K0.01%+494+1.7%Added
Alps Advisors Inc30,726$902.4K0.01%−3,223−9.5%Reduced
Two Sigma Investments, LP34,000$998.6K0.00%−44,536−56.7%Reduced
Alliancebernstein L.P.35,270$1.04M0.00%+3,430+10.8%Added
Engineers Gate Manager LP35,281$1.04M0.02%+16,600+88.9%Added
Voloridge Investment Management, LLC35,750$1.05M0.00%+4,433+14.2%Added
Citigroup Inc36,881$1.08M0.00%+13,636+58.7%Added
Teacher Retirement System of Texas41,813$1.23M0.01%−5,487−11.6%Reduced
Barclays PLC42,633$1.25M0.00%+17,017+66.4%Added
Millennium Management LLC43,620$1.28M0.00%−4,643−9.6%Reduced
AIMZ Investment Advisors, LLC46,223$1.36M0.46%−300−0.6%Reduced
Arrowstreet Capital, Limited Partnership47,518$1.40M0.00%−34,329−41.9%Reduced
Swiss National Bank49,500$1.45M0.00%−1,400−2.8%Reduced
AQR Capital Management LLC50,810$1.49M0.00%+15,321+43.2%Added
Two Sigma Advisers, LP51,800$1.52M0.00%−48,200−48.2%Reduced
American Century Companies Inc52,175$1.53M0.00%+9,244+21.5%Added
Bridgeway Capital Management, LLC53,001$1.56M0.03%−45,456−46.2%Reduced
Public Sector Pension Investment Board53,359$1.57M0.01%−2,300−4.1%Reduced
Algert Global LLC60,137$1.77M0.05%−2,727−4.3%Reduced
UBS Group AG68,213$2.00M0.00%+30,276+79.8%Added
Connor, Clark & Lunn Investment Management Ltd.68,403$2.01M0.01%+46,866+217.6%Added
Legal & General Group Plc72,462$2.13M0.00%−1,045−1.4%Reduced
Jacobs Levy Equity Management, Inc73,424$2.16M0.01%−133,616−64.5%Reduced
Nuveen Asset Management, LLC78,382$2.30M0.00%−31,414−28.6%Reduced
Rhumbline Advisers78,480$2.30M0.00%−2,622−3.2%Reduced
UBS Asset Management Americas Inc80,189$2.36M0.00%+3,247+4.2%Added
Gagnon Securities LLC93,303$2.74M0.54%+389+0.4%Added
Deutsche Bank AG96,189$2.83M0.00%−95,173−49.7%Reduced
Jane Street Group, LLC97,623$2.87M0.00%+50,556+107.4%Added
Cubist Systematic Strategies, LLC100,297$2.95M0.04%+70,385+235.3%Added
Invesco Ltd.101,331$2.98M0.00%−10,698−9.5%Reduced
Advisors Preferred, LLC107,036$3.00M0.46%+107,036New
Trexquant Investment LP112,592$3.31M0.04%+55,222+96.3%Added
Hillsdale Investment Management Inc.114,824$3.37M0.26%+230+0.2%Added
Principal Financial Group Inc118,590$3.48M0.00%−6,321−5.1%Reduced
ARK Investment Management LLCSuperinvestorARK Invest123,761$3.63M0.03%−9,205−6.9%Reduced
Nordea Investment Management AB139,174$4.10M0.00%−5,175−3.6%Reduced
JPMorgan Chase & Co139,890$4.11M0.00%+67,449+93.1%Added
Qube Research & Technologies Ltd141,932$4.17M0.01%+97,309+218.1%Added
Meros Investment Management, LP144,541$4.25M1.92%+4,725+3.4%Added
Bank of New York Mellon Corp170,852$5.02M0.00%−247,715−59.2%Reduced
Panagora Asset Management Inc173,997$5.11M0.02%+5,964+3.5%Added
Jupiter Asset Management Ltd175,765$5.16M0.05%+25,061+16.6%Added
Ameriprise Financial Inc197,271$5.79M0.00%+30,584+18.3%Added
Prudential Financial Inc222,974$6.55M0.01%+18,650+9.1%Added
Goldman Sachs Group Inc252,362$7.41M0.00%+100,559+66.2%Added
Northern Trust Corp272,325$8.00M0.00%−10,338−3.7%Reduced
S Squared Technology, LLC292,003$8.58M3.66%+10,000+3.5%Added
Hotchkis & Wiley Capital Management LLC292,360$8.59M0.03%+292,360New
Assenagon Asset Management S.A.299,848$8.81M0.02%+55,932+22.9%Added
Charles Schwab Investment Management Inc330,798$9.72M0.00%−17,972−5.2%Reduced
Wellington Management Group LLP387,741$11.4M0.00%+23,696+6.5%Added
First Trust Advisors LP429,606$12.6M0.01%−12,936−2.9%Reduced
D. E. Shaw & Co., Inc.523,654$15.4M0.02%−49,203−8.6%Reduced
Renaissance Technologies LLC556,851$16.4M0.02%+121,028+27.8%Added
Pacer Advisors, Inc.573,874$16.9M0.04%+572,596+44,804.1%Added
Geode Capital Management, LLC585,809$17.2M0.00%+4,285+0.7%Added
Morgan Stanley655,064$19.2M0.00%−19,470−2.9%Reduced
State Street Corp965,426$28.4M0.00%+13,554+1.4%Added
Dimensional Fund Advisors LP1,232,858$36.2M0.01%+122,292+11.0%Added
Disciplined Growth Investors Inc2,056,593$60.4M1.14%+110,244+5.7%Added
Vanguard Group Inc2,933,791$86.2M0.00%−37,480−1.3%Reduced
BlackRock, Inc.4,015,946$117.9M0.00%+4,015,946New
Norges Bank0$00.00%−157,901−100.0%Sold out
Oberweis Asset Management Inc0$00.00%−97,500−100.0%Sold out
Weiss Asset Management LP0$00.00%−78,147−100.0%Sold out
Brandywine Global Investment Management, LLC0$00.00%−67,783−100.0%Sold out
Crawford Fund Management, LLC0$00.00%−49,285−100.0%Sold out
Marshall Wace, LLP0$00.00%−42,800−100.0%Sold out
QRG Capital Management, Inc.0$00.00%−32,644−100.0%Sold out