PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 268 filers reported holding PROTO LABS INC in Q3 2018. The put-call ratio across all filers is 1.05 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $274,000 | -53.2% | 2,252 | -40.9% | 0.00% | -50.0% |
| Q4 2020 | $585,000 | +142.7% | 3,813 | +78.1% | 0.00% | +100.0% |
| Q4 2018 | $241,000 | -78.7% | 2,141 | -69.3% | 0.00% | -71.4% |
| Q3 2018 | $1,129,000 | +67.5% | 6,979 | +23.1% | 0.01% | +75.0% |
| Q2 2018 | $674,000 | -77.7% | 5,668 | -78.0% | 0.00% | -42.9% |
| Q1 2018 | $3,023,000 | +14.1% | 25,708 | -0.1% | 0.01% | +16.7% |
| Q4 2017 | $2,649,000 | +174.5% | 25,731 | +59.7% | 0.01% | +100.0% |
| Q3 2016 | $965,000 | -5.9% | 16,110 | -9.5% | 0.00% | 0.0% |
| Q2 2016 | $1,025,000 | -27.2% | 17,802 | -2.5% | 0.00% | -25.0% |
| Q1 2016 | $1,408,000 | +10.8% | 18,260 | -8.5% | 0.00% | 0.0% |
| Q4 2015 | $1,271,000 | -22.5% | 19,957 | -18.5% | 0.00% | -20.0% |
| Q3 2015 | $1,641,000 | – | 24,489 | – | 0.01% | – |
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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% |