Proto Labs Ownership | Who Owns Proto Labs?

Overview Forecast RevenueFinancials Chart Transcripts

Proto Labs Ownership Summary

Proto Labs is owned by 40.08% institutional investors, 1.46% insiders, and 58.46% 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 6.07% of its assets in Proto Labs shares.

PRLB Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Proto Labs	40.08%	1.46%	58.46%
Sector	Industrials Stocks	47.66%	12.56%	39.78%
Idea	3D Printing Stocks List	33.26%	6.93%	59.81%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Blackrock	4.32M	16.87%	$133.53M
Blackrock funding, inc. /de	3.62M	15.13%	$183.09M
Vanguard group	2.67M	11.16%	$134.88M
Disciplined growth investors inc /mn	2.59M	10.79%	$129.70M
Dimensional fund advisors lp	1.27M	5.36%	$72.55M
State street	1.18M	4.89%	$58.80M
Rubric capital management lp	1.12M	4.73%	$56.83M
Geode capital management	558.30K	2.33%	$28.25M
Renaissance	493.55K	2.08%	$24.97M
D. e. shaw	500.70K	2.00%	$19.57M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
S squared	306.10K	6.00%	$15.49M
Disciplined growth investors inc /mn	2.59M	2.35%	$129.70M
Gagnon securities	110.89K	1.46%	$6.32M
Rubric capital management lp	1.12M	0.68%	$56.83M
Aimz investment advisors	40.03K	0.63%	$2.00M
American capital management	279.30K	0.56%	$13.97M
Bastion asset management	28.27K	0.49%	$1.60M
Haven private	13.71K	0.34%	$782.03K
Rice hall james & associates	121.98K	0.33%	$6.10M
Hillsdale investment management	174.38K	0.27%	$9.94M

Top Buyers

Holder	Shares	% Assets	Change
American capital management	279.30K	0.56%	225.27K
Vanguard fiduciary trust	153.58K	0.00%	153.58K
Polar asset management partners	128.43K	0.07%	128.43K
Select equity group	52.45K	0.01%	52.45K
Norges bank	49.80K	0.00%	49.80K

Top Sellers

Holder	Shares	% Assets	Change
Wellington management group llp	-	-	-711.74K
Hotchkis & wiley capital management	-	-	-165.52K
Meros investment management, lp	-	-	-144.54K
Disciplined growth investors inc /mn	2.59M	2.35%	-129.64K
Sg capital management	-	-	-113.59K

New Positions

Holder	Shares	% Assets	Change	Value
Vanguard fiduciary trust	153.58K	0.00%	153.58K	$8.76M
Polar asset management partners	128.43K	0.07%	128.43K	$6.43M
Select equity group	52.45K	0.01%	52.45K	$2.62M
Norges bank	49.80K	0.00%	49.80K	$1.95M
Gsa capital partners llp	46.96K	0.17%	46.96K	$2.68M

Sold Out

Holder	Change
Caitong asset management	-1.00
Clearstead advisors	-2.00
Harbour investments	-5.00
Mendota financial group	-5.00
Ancora advisors	-5.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Dec 31, 2025	123	-42.52%	9,575,015	-55.94%	40	0.49%	59	-43.27%	36	-47.83%
Sep 30, 2025	113	-41.75%	11,411,341	-44.28%	47	0.65%	46	-51.58%	41	-41.43%
Jun 30, 2025	199	1.02%	21,605,085	-1.00%	89	1.10%	94	9.30%	74	5.71%
Mar 31, 2025	7	-96.62%	314,698	-98.53%	1	0.02%	4	-95.65%	2	-97.18%
Dec 31, 2024	107	-46.77%	11,228,972	-48.03%	44	0.60%	43	-51.14%	40	-46.67%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
iShares Core S&P Small-Cap ETF	1.44M	6.07%	348.00
Vanguard US Total Market Shares ETF	811.88K	3.35%	-
Vanguard Total Stock Mkt Idx Inv	751.60K	3.16%	-
Disciplined Growth - Mid Cap Growth	670.44K	2.82%	-74.38K
iShares Russell 2000 ETF	559.83K	2.35%	4.70K
Vanguard Small Cap Index	548.69K	2.31%	11.43K
Pacer US Small Cap Cash Cows 100 ETF	551.39K	2.25%	-1.87K
First Trust RBA Amer Indl RenaisTM ETF	538.28K	2.22%	-
Vanguard Small Cap Value Index Inv	349.39K	1.47%	4.11K
DFA US Small Cap Value I	266.50K	1.12%	-

Recent Insider Transactions

Date	Name	Role	Activity	Value
May 07, 2026	Kenison Michael R.	Chief Operations Officer	Sell	$14.00K
Feb 17, 2026	Kenison Michael R.	Chief Operations Officer	Sell	$332.31K
Feb 06, 2026	Kenison Michael R.	Chief Operations Officer	Sell	$150.00K
Nov 25, 2025	Kenison Michael R.	Chief Operations Officer	Sell	$152.93K
Aug 05, 2025	Gawlick Rainer	-	Buy	$75.10K

Insider Transactions Trends

Date	Buy	Sell
2026 Q2	-	1
2026 Q1	-	2
2025 Q4	-	1
2025 Q3	2	-
2025 Q2	-	-

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 (3.62M shares, 15.13%), and Vanguard group (2.67M shares, 11.16%). Together, they hold 43.16% 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 6.00% of its assets in 306.1K Proto Labs shares, valued at 15.49M$.

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 6.07% of its total shares outstanding invested in 1.44M Proto Labs shares.

Try Tickergate Pro Free

Customize Everything. 100% Flexibility. Fast and Easy to Use (No code or Excel Needed)

Customize your own personal stocks lists, views and charts
Choose from hundreds of fields, up to 15 years of history
Conduct deep comparison analysis

Discover trending investment themes
Find your next best investment
Research stocks using tools