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Proto Labs shares owned by Rubric Capital Management

Quarter-by-quarter ownership of Proto Labs (PRLB) shares owned by Rubric Capital Management from 13F filings

Historical chart of Rubric Capital Management investment in Proto Labs

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All positions including Proto Labs held by Rubric Capital Management consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Proto Labs by Rubric Capital Management

Quarter filed Position value Share count Share price at filing
2025-09-30 $56M 1.1M 50.03
2025-06-30 $41M 1.0M 40.04
2025-03-31 $4.1M 116k 35.04

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View all positions for Rubric Capital Management

Top funds holding Proto Labs

BlackRock
Vanguard Group
Disciplined Growth Investors
Dimensional Fund Advisors
State Street Corporation
Rubric Capital Management
Geode Capital Management
Renaissance Technologies
Arrowstreet Capital, Limited Partnership
Morgan Stanley
D. E. Shaw & Co
Charles Schwab Investment Management
Nuveen
S Squared Technology
Luke P. La Valle, Jr.

View all funds holding Proto Labs