Proto Labs Inc (PRLB)
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Hedge Fund Holdings
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| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Renaissance Technologies Jim Simons | 469,251 | $38,248,649 | -10% | 0.05% |
| 2. | Arrowstreet Capital Peter Rathjens, Bruce Clarke And John Campbell | 440,816 | $35,930,912 | -5% | 0.02% |
| 3. | Driehaus Capital Richard Driehaus | 370,151 | $30,171,008 | +1% | 0.17% |
| 4. | D E Shaw D. E. Shaw | 211,366 | $17,228,443 | -7% | 0.01% |
| 5. | Rubric Capital Management David Rosen | 108,692 | $8,859,485 | -78% | 0.08% |
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