PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 272 filers reported holding PROTO LABS INC in Q4 2018. The put-call ratio across all filers is 0.89 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $213,000 | +0.9% | 1,387 | +6.3% | 0.08% | +1.4% |
| Q3 2018 | $211,000 | -10.6% | 1,305 | -34.9% | 0.07% | -14.9% |
| Q1 2018 | $236,000 | +14.0% | 2,005 | 0.0% | 0.09% | +14.5% |
| Q4 2017 | $207,000 | -52.8% | 2,005 | -63.3% | 0.08% | +7500.0% |
| Q3 2017 | $439,000 | +10.9% | 5,470 | -7.2% | 0.00% | -99.4% |
| Q2 2017 | $396,000 | +25.7% | 5,895 | -4.5% | 0.16% | +21.9% |
| Q1 2017 | $315,000 | +6.8% | 6,170 | +7.3% | 0.13% | +2.4% |
| Q4 2016 | $295,000 | – | 5,750 | – | 0.12% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Cupps Capital Management, LLC | 645,795 | $49,332,000 | 3.20% |
| FLOOD GAMBLE ASSOCIATES INC | 71,875 | $6,027,000 | 2.98% |
| Conestoga Capital Advisors, LLC | 434,642 | $33,202,000 | 2.84% |
| Lisanti Capital Growth, LLC | 67,155 | $5,130,000 | 2.34% |
| Timpani Capital Management LLC | 50,334 | $3,845,000 | 2.27% |
| Summit Creek Advisors LLC | 160,231 | $12,240,000 | 2.18% |
| Assured Investment Management LLC | 690,692 | $52,762,000 | 2.04% |
| ARBOR CAPITAL MANAGEMENT LLC | 298,515 | $23,577,000 | 2.02% |
| COLUMBIA PARTNERS L.L.C. INVESTMENT MANAGEMENT | 589,728 | $45,049,000 | 2.01% |
| RIVERBRIDGE PARTNERS LLC | 1,200,028 | $91,670,000 | 1.99% |