PROTO LABS INC PRLB

US Industrials Fabricated Structural Metal Products
$76.40
-3.0%
52w: $38.04 – $81.68

Latest 13F among current holders filed 17 days ago (Jun 18, 2026)

Price — last 12 months

research preview data
38.0459.8681.68
Jun 20, 2025 Jul 2, 2026
Institutional holders
262
+28 QoQ
13F value
$1.26B
+14.1% QoQ
Smart-money holders
10
signal tier ≥ 2
New smart buyers
2
Q1 2026
Options barometer
calls only
$8.2M calls / — puts

Institutional value by quarter

$884.4M
Q1 2024
$664.6M
Q2 2024
$638.4M
Q3 2024
$837.9M
Q4 2024
$765.5M
Q1 2025
$867.3M
Q2 2025
$1.09B
Q3 2025
$1.10B
Q4 2025
$1.26B
Q1 2026

Number of holders

204
Q1 2024
205
Q2 2024
194
Q3 2024
200
Q4 2024
189
Q1 2025
203
Q2 2025
213
Q3 2025
234
Q4 2025
262
Q1 2026

Who owns PRLB?

Q1 2026 filings
FundTypeSharesValue% of fundChange
BlackRock, Inc. Index provider3.7M$209.7M0.0%+1.6%
DISCIPLINED GROWTH INVESTORS INC /MN ★2Fundamental diversified2.5M$142.4M2.9%-6.6%
VANGUARD PORTFOLIO MANAGEMENT LLC Diversified mechanical1.5M$87.7M0.0%
DIMENSIONAL FUND ADVISORS LP Quant stat arb1.3M$72.5M0.0%-0.3%
STATE STREET CORP Index provider1.1M$62.3M0.0%+0.3%
VANGUARD CAPITAL MANAGEMENT LLC Diversified mechanical1.0M$59.3M0.0%
AMERICAN CAPITAL MANAGEMENT INC ★2Fundamental diversified627.7K$35.8M1.9%-0.6%
GEODE CAPITAL MANAGEMENT, LLC Index provider580.2K$33.1M0.0%+3.9%
RENAISSANCE TECHNOLOGIES LLC Quant stat arb520.3K$29.7M0.0%+5.4%
Rubric Capital Management LP ★2Fundamental diversified486.4K$27.7M0.3%-56.7%
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP Quant stat arb463.8K$26.4M0.0%+0.7%
FMR LLC Long only active422.4K$24.1M0.0%+245.9%
PRUDENTIAL FINANCIAL INC Insurance400.2K$22.8M0.0%+118.9%
Driehaus Capital Management LLC Other369.1K$21.0M0.2%-3.4%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC Index provider360.2K$20.5M0.0%-0.8%
Nuveen, LLC Diversified mechanical316.9K$18.1M0.0%-2.7%
S SQUARED TECHNOLOGY, LLC ★3Fundamental concentrated296.1K$16.9M6.4%-3.3%
MORGAN STANLEY Bank broker293.6K$16.7M0.0%-3.9%
NORTHERN TRUST CORP Index provider267.0K$15.2M0.0%+4.2%
D. E. Shaw & Co., Inc. Quant stat arb225.7K$12.9M0.0%+6.0%
NORDEA INVESTMENT MANAGEMENT AB Other214.4K$12.0M0.0%-4.5%
JUPITER ASSET MANAGEMENT LTD Other194.8K$11.1M0.1%Held
PANAGORA ASSET MANAGEMENT INC Diversified mechanical174.7K$10.0M0.0%-0.5%
Hillsdale Investment Management Inc. Other174.4K$9.9M0.3%+3.6%
UBS Group AG Bank broker168.8K$9.6M0.0%-3.8%
VANGUARD FIDUCIARY TRUST CO Diversified mechanical153.6K$8.8M0.0%
Qube Research & Technologies Ltd Quant stat arb148.6K$8.5M0.0%+894.1%
GOLDMAN SACHS GROUP INC Bank broker140.9K$8.0M0.0%-12.2%
Bank of New York Mellon Corp Diversified mechanical139.9K$8.0M0.0%-2.2%
PRINCIPAL FINANCIAL GROUP INC Diversified mechanical133.6K$7.6M0.0%-2.2%
BANK OF AMERICA CORP /DE/ Bank broker129.1K$7.4M0.0%+38.3%
Connor, Clark & Lunn Investment Management Ltd. Diversified mechanical125.5K$7.2M0.0%-4.0%
RICE HALL JAMES & ASSOCIATES, LLC Other113.6K$6.5M0.4%-0.9%
GAGNON SECURITIES LLC ★2Fundamental diversified110.9K$6.3M1.5%-0.6%
Public Sector Pension Investment Board Pension sovereign105.6K$6.0M0.0%-4.3%
LAZARD ASSET MANAGEMENT LLC Diversified mechanical99.3K$5.7M0.0%+31.4%
FIRST TRUST ADVISORS LP Index provider92.9K$5.3M0.0%-12.3%
Invesco Ltd. Index provider88.6K$5.1M0.0%-17.8%
JPMORGAN CHASE & CO Bank broker87.6K$4.9M0.0%-26.2%
AMERICAN CENTURY COMPANIES INC Diversified mechanical78.8K$4.5M0.0%-0.4%
Trexquant Investment LP Diversified mechanical68.7K$3.9M0.0%+148.6%
MARSHALL WACE, LLP Quant stat arb68.4K$3.9M0.0%New
Informed Momentum Co LLC Quant stat arb65.8K$3.8M0.4%New
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC Bank broker65.7K$3.7M0.0%+1.7%
RHUMBLINE ADVISERS Diversified mechanical65.1K$3.7M0.0%+0.6%
Polar Asset Management Partners Inc. Quant stat arb60.4K$3.4M0.1%-27.6%
AMERIPRISE FINANCIAL INC Bank broker58.5K$3.3M0.0%+20.2%
Legal & General Group Plc Diversified mechanical58.4K$3.3M0.0%-8.6%
JANE STREET GROUP, LLC Market maker57.4K$3.3M0.0%-48.1%
FRANKLIN RESOURCES INC Long only active57.0K$3.2M0.0%+72.9%

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