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 | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $661,000 | -20.6% | 5,430 | 0.0% | 0.03% | -24.3% |
| Q4 2020 | $833,000 | +13.0% | 5,430 | -4.6% | 0.04% | -2.6% |
| Q3 2020 | $737,000 | +15.2% | 5,690 | 0.0% | 0.04% | +2.7% |
| Q2 2020 | $640,000 | +47.8% | 5,690 | 0.0% | 0.04% | +5.7% |
| Q1 2020 | $433,000 | -25.1% | 5,690 | 0.0% | 0.04% | 0.0% |
| Q4 2019 | $578,000 | -0.5% | 5,690 | 0.0% | 0.04% | -10.3% |
| Q3 2019 | $581,000 | -12.0% | 5,690 | 0.0% | 0.04% | -7.1% |
| Q2 2019 | $660,000 | +10.4% | 5,690 | 0.0% | 0.04% | +2.4% |
| Q1 2019 | $598,000 | -6.9% | 5,690 | 0.0% | 0.04% | -21.2% |
| Q4 2018 | $642,000 | -30.2% | 5,690 | 0.0% | 0.05% | -18.8% |
| Q3 2018 | $920,000 | +35.7% | 5,690 | -0.2% | 0.06% | +16.4% |
| Q2 2018 | $678,000 | – | 5,700 | – | 0.06% | – |
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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% |