PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 233 filers reported holding PROTO LABS INC in Q1 2020. The put-call ratio across all filers is 0.51 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2020 | $2,000 | -85.7% | 31 | -77.7% | 0.00% | – |
| Q4 2019 | $14,000 | -44.0% | 139 | -44.0% | 0.00% | – |
| Q3 2019 | $25,000 | -39.0% | 248 | -29.7% | 0.00% | -100.0% |
| Q2 2019 | $41,000 | +10.8% | 353 | +1.4% | 0.00% | 0.0% |
| Q1 2019 | $37,000 | +23.3% | 348 | +30.8% | 0.00% | 0.0% |
| Q4 2018 | $30,000 | -9.1% | 266 | +31.7% | 0.00% | 0.0% |
| Q3 2018 | $33,000 | +371.4% | 202 | +242.4% | 0.00% | – |
| Q2 2018 | $7,000 | – | 59 | – | 0.00% | – |
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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% |