13F

Position

Renaissance Technologies in Proto Labs Inc

Back to the book · All holders of PRLB

Estimated mark uses implied 13F prices (value ÷ shares). Adds are treated as happening at this quarter’s mark; cuts at last quarter’s. Share jumps can be splits, not buys. This is not realized P&L.

Latest estimated mark $11.5M$57.02$81.51

QuarterSharesValueImplied pxEst. markFlowWeight
Q4 2025493.6K$25M0.0%
Q1 2026520.3K$29.7M$57.02$3.17M$1.52M0.0%
Q2 2026469.3K$38.2M$81.51$11.5M−$2.91M0.1%