PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 236 filers reported holding PROTO LABS INC in Q4 2017. The put-call ratio across all filers is 1.14 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $249,000 | -23.6% | 3,735 | +5.3% | 0.03% | -25.7% |
| Q2 2021 | $326,000 | -12.4% | 3,546 | +16.0% | 0.04% | -25.5% |
| Q1 2021 | $372,000 | -54.6% | 3,057 | -42.8% | 0.05% | -63.6% |
| Q4 2020 | $819,000 | +8.8% | 5,342 | -8.1% | 0.13% | -11.0% |
| Q3 2020 | $753,000 | +1221.1% | 5,816 | +981.0% | 0.14% | +590.5% |
| Q1 2019 | $57,000 | -17.4% | 538 | -6.6% | 0.02% | -27.6% |
| Q2 2018 | $69,000 | +16.9% | 576 | 0.0% | 0.03% | 0.0% |
| Q4 2017 | $59,000 | – | 576 | – | 0.03% | – |
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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% |