PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 249 filers reported holding PROTO LABS INC in Q4 2019. The put-call ratio across all filers is 0.88 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $261,000 | -11.8% | 2,552 | 0.0% | 0.01% | -9.1% |
| Q2 2019 | $296,000 | +10.4% | 2,552 | 0.0% | 0.01% | 0.0% |
| Q1 2019 | $268,000 | -6.9% | 2,552 | 0.0% | 0.01% | -15.4% |
| Q4 2018 | $288,000 | -30.3% | 2,552 | 0.0% | 0.01% | -13.3% |
| Q3 2018 | $413,000 | +69.3% | 2,552 | +24.4% | 0.02% | +50.0% |
| Q2 2018 | $244,000 | +1.2% | 2,052 | 0.0% | 0.01% | 0.0% |
| Q1 2018 | $241,000 | +14.2% | 2,052 | 0.0% | 0.01% | +11.1% |
| Q4 2017 | $211,000 | +49.6% | 2,052 | +17.1% | 0.01% | +28.6% |
| Q3 2017 | $141,000 | +50.0% | 1,752 | +25.3% | 0.01% | +40.0% |
| Q2 2017 | $94,000 | +129.3% | 1,398 | +74.8% | 0.01% | +150.0% |
| Q1 2017 | $41,000 | +13.9% | 800 | +14.3% | 0.00% | 0.0% |
| Q4 2016 | $36,000 | -14.3% | 700 | 0.0% | 0.00% | -33.3% |
| Q3 2016 | $42,000 | – | 700 | – | 0.00% | – |
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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% |