Proto Labs Inc - Common Stock (PRLB)

CUSIP: 743713109

Q4 2025 13F Holders as of 31 Dec 2025

Type / Class
Equity / Common Stock
Shares outstanding
23,661,319
Total 13F shares
21,756,145
Share change
+25,589
Total reported value
$1,100,877,945
Put/Call ratio
16%
Price per share
$50.59
Number of holders
232
Value change
+$1,488,742
Number of buys
114
Number of sells
94

Quarterly Holders Quick Answers

What is CUSIP 743713109?
CUSIP 743713109 identifies PRLB - Proto Labs Inc - Common Stock in SEC institutional holdings data.

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Institutional Holders of Proto Labs Inc - Common Stock (PRLB) as of Q4 2025

As of 31 Dec 2025, Proto Labs Inc - Common Stock (PRLB) was held by 232 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 21,756,145 shares. The largest 10 holders included BlackRock, Inc., DISCIPLINED GROWTH INVESTORS INC /MN, VANGUARD GROUP INC, DIMENSIONAL FUND ADVISORS LP, Rubric Capital Management LP, STATE STREET CORP, AMERICAN CAPITAL MANAGEMENT INC, GEODE CAPITAL MANAGEMENT, LLC, RENAISSANCE TECHNOLOGIES LLC, and ARROWSTREET CAPITAL, LIMITED PARTNERSHIP. This page lists 232 institutional shareholders reporting positions in this security for the Q4 2025 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.