Companies / Proto Labs Inc / Institutional holders

Proto Labs Inc

Institutional holders · 13F as of Jun 30, 2026

Holder	Value ↓	Shares	% of shares
BlackRock, Inc.	$317.58M	3,896,222	16.29%
DISCIPLINED GROWTH INVESTORS INC /MN	$142.40M	2,497,355	10.44%
VANGUARD GROUP INC	$134.88M	2,666,227	11.15%
STATE STREET CORPORATION	$92.80M	1,138,462	4.76%
Dimensional Fund Advisors LP	$64.58M	1,276,561	5.34%
Rubric Capital Management LP	$56.83M	1,123,338	4.70%
American Capital Management, Inc.	$35.79M	627,705	2.62%
GEODE CAPITAL MANAGEMENT, LLC	$33.09M	580,201	2.43%
Renaissance Technologies LLC	$29.66M	520,251	2.17%
Arrowstreet Capital, Limited Partnership	$26.44M	463,780	1.94%
PRUDENTIAL FINANCIAL INC	$22.82M	400,241	1.67%
DRIEHAUS CAPITAL MANAGEMENT LLC	$19.33M	382,155	1.60%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	$18.36M	363,013	1.52%
S SQUARED TECHNOLOGY, LLC	$16.88M	296,103	1.24%
Nuveen, LLC	$16.48M	325,750	1.36%
Morgan Stanley	$15.46M	305,612	1.28%
NORTHERN TRUST CORP	$12.96M	256,268	1.07%
D. E. Shaw & Co., Inc.	$12.87M	225,651	0.94%
NORDEA INVESTMENT MANAGEMENT AB	$11.99M	214,381	0.90%
Jupiter Asset Management Ltd	$11.11M	194,832	0.81%
Hillsdale Investment Management Inc.	$9.94M	174,384	0.73%
PANAGORA ASSET MANAGEMENT INC	$8.88M	175,585	0.73%
RICE HALL JAMES & ASSOCIATES, LLC	$8.88M	108,964	0.46%
UBS Group AG	$8.87M	175,416	0.73%
THE GOLDMAN SACHS GROUP, INC.	$8.12M	160,604	0.67%
Bank of New York Mellon Corp/The	$7.98M	139,917	0.58%
Principal Financial Group Inc	$7.62M	133,613	0.56%
Connor, Clark & Lunn Investment Management Ltd.	$6.62M	130,767	0.55%
GAGNON SECURITIES LLC	$6.32M	110,889	0.46%
FMR LLC	$6.18M	122,100	0.51%
PUBLIC SECTOR PENSION INVESTMENT BOARD	$6.02M	105,560	0.44%
JPMORGAN CHASE & CO	$6.00M	118,635	0.50%
Empowered Funds, LLC	$5.71M	112,876	0.47%
Lazard Asset Management LLC	$5.66M	99,333	0.42%
JANE STREET GROUP, LLC	$5.59M	110,595	0.46%
Invesco Ltd.	$5.45M	107,698	0.45%
FIRST TRUST ADVISORS LP	$5.30M	92,870	0.39%
BANK OF AMERICA CORP /DE	$4.72M	93,329	0.39%
AMERICAN CENTURY COMPANIES INC	$4.00M	79,145	0.33%
MARSHALL WACE, LLP	$3.90M	68,355	0.29%
RHUMBLINE ADVISERS	$3.71M	65,114	0.27%
Polar Asset Management Partners Inc.	$3.44M	60,369	0.25%
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	$3.27M	64,643	0.27%
Legal & General Group Plc	$3.23M	63,927	0.27%
AQR Capital Management, LLC	$3.14M	55,117	0.23%
HUSSMAN STRATEGIC ADVISORS, INC.	$2.99M	52,500	0.22%
ARK Investment Management LLC	$2.87M	56,744	0.24%
Archon Capital Management LLC	$2.77M	48,500	0.20%
ZACKS INVESTMENT MANAGEMENT	$2.71M	47,586	0.20%
AMERIPRISE FINANCIAL INC	$2.46M	48,717	0.20%