PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 305 filers reported holding PROTO LABS INC in Q4 2020. The put-call ratio across all filers is 0.34 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $384,000 | +1.1% | 2,503 | -14.6% | 0.08% | -12.2% |
| Q3 2020 | $380,000 | +7.6% | 2,931 | -6.6% | 0.09% | -2.2% |
| Q2 2020 | $353,000 | +44.7% | 3,137 | -2.2% | 0.09% | +10.8% |
| Q1 2020 | $244,000 | -36.0% | 3,207 | -14.7% | 0.08% | -17.0% |
| Q4 2019 | $381,000 | -8.4% | 3,759 | -7.8% | 0.10% | -16.7% |
| Q3 2019 | $416,000 | -6.7% | 4,078 | +6.0% | 0.12% | -16.7% |
| Q2 2019 | $446,000 | -1.1% | 3,847 | -10.4% | 0.14% | -2.0% |
| Q1 2019 | $451,000 | +84.1% | 4,294 | +97.2% | 0.15% | +40.0% |
| Q4 2018 | $245,000 | -30.0% | 2,178 | +0.4% | 0.10% | -36.0% |
| Q3 2018 | $350,000 | +22.8% | 2,169 | -10.7% | 0.16% | +25.2% |
| Q1 2018 | $285,000 | +285.1% | 2,428 | +236.3% | 0.13% | +285.3% |
| Q4 2017 | $74,000 | – | 722 | – | 0.03% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Brown Capital Management | 3,704,897 | $568,331,000 | 3.93% |
| RIVERBRIDGE PARTNERS LLC | 1,358,899 | $208,455,000 | 2.30% |
| DISCIPLINED GROWTH INVESTORS INC /MN | 621,477 | $95,335,000 | 1.84% |
| Capital Investment Services of America, Inc. | 112,898 | $17,319,000 | 1.81% |
| ARK Investment Management | 4,119,922 | $631,996,000 | 1.68% |
| PREMIER ASSET MANAGEMENT LLC | 52,830 | $8,104,000 | 1.66% |
| GAGNON SECURITIES LLC | 59,033 | $9,056,000 | 1.44% |
| Nikko Asset Management Americas, Inc. | 1,590,666 | $244,008,000 | 1.39% |
| Pembroke Management, LTD | 102,635 | $15,744,000 | 1.32% |
| FCF Advisors LLC | 13,068 | $2,254,000 | 1.31% |