PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 244 filers reported holding PROTO LABS INC in Q3 2019. The put-call ratio across all filers is 1.67 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $405,000 | -12.1% | 3,971 | -0.2% | 0.02% | -10.5% |
| Q2 2019 | $461,000 | +9.0% | 3,977 | -1.1% | 0.02% | +11.8% |
| Q1 2019 | $423,000 | -12.8% | 4,023 | -6.4% | 0.02% | -22.7% |
| Q4 2018 | $485,000 | -27.5% | 4,300 | +4.0% | 0.02% | -4.3% |
| Q3 2018 | $669,000 | +39.7% | 4,135 | +2.8% | 0.02% | +35.3% |
| Q2 2018 | $479,000 | +8.4% | 4,023 | +6.9% | 0.02% | +13.3% |
| Q1 2018 | $442,000 | – | 3,762 | – | 0.02% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Gs Investments, Inc. | 91,570 | $6,158,083,000 | 4.61% |
| Quantum Capital Management, LLC / NJ | 156,285 | $10,510,000 | 3.20% |
| Brown Capital Management | 3,807,888 | $256,080,000 | 3.14% |
| ARK Investment Management | 207,577 | $13,960,000 | 2.72% |
| RIVERBRIDGE PARTNERS LLC | 1,967,865 | $132,339,000 | 2.53% |
| Capital Investment Services of America, Inc. | 146,104 | $9,825,000 | 1.69% |
| Crestwood Capital Management, L.P. | 48,600 | $3,268,000 | 1.68% |
| Conestoga Capital Advisors, LLC | 448,818 | $30,183,000 | 1.57% |
| DISCIPLINED GROWTH INVESTORS INC /MN | 965,215 | $64,911,000 | 1.35% |
| BENDER ROBERT & ASSOCIATES | 32,382 | $2,178,000 | 1.34% |