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Proto Labs Ownership | Who Owns Proto Labs?

OverviewForecastRevenueFinancialsChartTranscripts

Proto Labs Ownership Summary

Proto Labs is owned by 95.62% institutional investors, 1.31% insiders, and 3.07% retail investors. Blackrock is the largest institutional shareholder, holding 16.87% of PRLB shares. iShares Core S&P Small-Cap ETF is the top mutual fund, with 6.06% of its assets in Proto Labs shares.

PRLB Ownership Benchmark

TypeName% Inst% Insiders% Retail
StockProto Labs95.62%1.31%3.07%
SectorIndustrials Stocks 67.76%16.49%15.75%
Idea3D Printing Stocks List52.80%6.06%41.15%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Blackrock4.32M16.87%$133.53M
Blackrock funding, inc. /de3.90M16.35%$317.58M
Vanguard group2.67M11.16%$134.88M
Disciplined growth investors inc /mn2.38M9.99%$194.04M
Dimensional fund advisors lp1.15M4.83%$93.92M
State street1.14M4.78%$92.80M
Vanguard capital management1.05M4.42%$85.96M
American capital management619.85K2.60%$50.52M
Geode capital management614.03K2.58%$50.06M
Renaissance469.25K1.97%$38.25M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
S squared288.12K7.29%$23.48M
Disciplined growth investors inc /mn2.38M3.29%$194.04M
American capital management619.85K2.27%$50.52M
Gagnon securities116.28K1.87%$9.48M
Roubaix capital55.41K1.62%$4.52M
Aimz investment advisors38.73K0.87%$3.16M
Hussman strategic advisors42.00K0.79%$3.42M
Jackson creek investment advisors22.46K0.56%$1.69M
Eam investors64.80K0.47%$5.28M
Rice hall james & associates108.96K0.43%$8.88M

Top Buyers

HolderShares% AssetsChange
Sixth street partners management company354.19K0.00%354.19K
Goldman sachs group403.18K0.00%262.24K
Blackrock funding, inc. /de3.90M0.00%218.35K
Jpmorgan chase224.72K0.00%137.14K
First trust advisors lp224.79K0.01%131.92K

Top Sellers

HolderShares% AssetsChange
Wellington management group llp---711.74K
Rubric capital management lp108.69K0.08%-377.71K
Hotchkis & wiley capital management---165.52K
Qube research---148.62K
Meros investment management, lp---144.54K

New Positions

HolderShares% AssetsChangeValue
Sixth street partners management company354.19K0.00%354.19K$28.87M
Roubaix capital55.41K1.62%55.41K$4.52M
Norges bank49.80K0.00%49.80K$1.95M
Aegon asset management uk31.00K0.03%31.00K$2.53M
Sg capital management20.07K0.14%20.07K$1.64M

Sold Out

HolderChange
Caitong asset management-1.00
Ancora advisors-5.00
Mendota financial group-5.00
Flagship harbor advisors-6.00
Principal securities-7.00

Institutional Ownership Trends

DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Jun 30, 20262794.89%22,791,3693.25%951.11%14210.08%9115.19%
Mar 31, 20262587.95%21,883,604-1.00%921.08%125-788.33%
Dec 31, 2025123-42.52%9,575,015-55.94%400.49%59-43.27%36-47.83%
Sep 30, 2025113-41.75%11,411,341-44.28%470.65%46-51.58%41-41.43%
Jun 30, 20251991.02%21,605,085-1.00%891.10%949.30%745.71%

Top Mutual Funds Shareholders

HolderShares% HoldingChange
iShares Core S&P Small-Cap ETF1.45M6.06%984.00
Vanguard US Total Market Shares ETF811.88K3.35%-
Vanguard MStar Total Stk Mkt Idx Invest762.01K3.19%4.77K
Vanguard Total Stock Mkt Idx Inv757.24K3.18%4.79K
Vanguard Morn Total Stk Mkt Idx Investor757.24K3.18%4.79K
Disciplined Growth - Mid Cap Growth621.65K2.61%-48.79K
iShares Russell 2000 ETF615.74K2.57%-10.94K
Vanguard Small Cap Index547.03K2.29%950.00
Pacer US Small Cap Cash Cows 100 ETF551.39K2.25%-1.87K
First Trust RBA Amer Indl RenaisTM ETF538.28K2.22%-

Recent Insider Transactions

DateNameRoleActivityValue
Sep 16, 2026Schumacher Daniel Chief Financial OfficerSell$8.50K
Sep 17, 2026Schumacher Daniel Chief Financial OfficerSell$417.54K
Jun 02, 2026WEHRWEIN SVEN-Sell$115.36K
Jun 02, 2026WEHRWEIN SVEN-Sell$39.19K
May 12, 2026Kenison Michael R. Chief Operations OfficerSell$288.39K

Insider Transactions Trends

DateBuySell
2026 Q3-2
2026 Q2-8
2026 Q1-2
2025 Q4-1
2025 Q32-

PRLB Ownership FAQ

Who owns the most shares of Proto Labs?

Proto Labs’s largest shareholders are Blackrock (4.32M shares, 16.87%), Blackrock funding, inc. /de (3.9M shares, 16.35%), and Vanguard group (2.67M shares, 11.16%). Together, they hold 44.38% of Proto Labs’s total shares outstanding.

Does Blackrock own Proto Labs?

Yes, BlackRock owns 16.87% of Proto Labs, totaling 4.32M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 133.53M$. In the last quarter, BlackRock decreased its holdings by -96.148K shares, a -2.18% change.

Who is Proto Labs’s biggest shareholder by percentage of total assets invested?

S squared is Proto Labs’s biggest shareholder by percentage of total assets invested, with 7.29% of its assets in 288.12K Proto Labs shares, valued at 23.48M$.

Who is the top mutual fund holder of Proto Labs shares?

iShares Core S&P Small-Cap ETF is the top mutual fund holder of Proto Labs shares, with 6.06% of its total shares outstanding invested in 1.45M Proto Labs shares.

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