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 2019 | $716,000 | -1.5% | 6,813 | +5.7% | 0.03% | -17.1% |
| Q4 2018 | $727,000 | -27.7% | 6,443 | +3.6% | 0.04% | -16.7% |
| Q3 2018 | $1,006,000 | +43.9% | 6,221 | +5.9% | 0.04% | +23.5% |
| Q2 2018 | $699,000 | +11.1% | 5,873 | +9.8% | 0.03% | +100.0% |
| Q1 2018 | $629,000 | +19.8% | 5,347 | +5.0% | 0.02% | +54.5% |
| Q4 2017 | $525,000 | +21.2% | 5,094 | -5.5% | 0.01% | +22.2% |
| Q3 2017 | $433,000 | +22.3% | 5,392 | +2.3% | 0.01% | +12.5% |
| Q2 2017 | $354,000 | -76.7% | 5,271 | +23859.1% | 0.01% | – |
| Q3 2014 | $1,518,000 | – | 22 | – | 0.00% | – |
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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% |