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 | $251,000 | +175.8% | 1,635 | +102.6% | 0.01% | +116.7% |
| Q2 2020 | $91,000 | +59.6% | 807 | +7.2% | 0.01% | +50.0% |
| Q1 2020 | $57,000 | -25.0% | 753 | 0.0% | 0.00% | 0.0% |
| Q4 2019 | $76,000 | -52.2% | 753 | -51.6% | 0.00% | -55.6% |
| Q3 2019 | $159,000 | -12.2% | 1,557 | 0.0% | 0.01% | -18.2% |
| Q2 2019 | $181,000 | +9.0% | 1,557 | -1.3% | 0.01% | +10.0% |
| Q1 2019 | $166,000 | -4.0% | 1,577 | +3.1% | 0.01% | -16.7% |
| Q4 2018 | $173,000 | -43.5% | 1,530 | -19.0% | 0.01% | -33.3% |
| Q3 2018 | $306,000 | +14.2% | 1,889 | -16.3% | 0.02% | +12.5% |
| Q2 2018 | $268,000 | +1.1% | 2,256 | +0.1% | 0.02% | 0.0% |
| Q1 2018 | $265,000 | +11.3% | 2,253 | -2.4% | 0.02% | +14.3% |
| Q4 2017 | $238,000 | +213.2% | 2,309 | +143.8% | 0.01% | +180.0% |
| Q3 2017 | $76,000 | +18.8% | 947 | 0.0% | 0.01% | +25.0% |
| Q2 2017 | $64,000 | +33.3% | 947 | 0.0% | 0.00% | +33.3% |
| Q1 2017 | $48,000 | -2.0% | 947 | 0.0% | 0.00% | 0.0% |
| Q4 2016 | $49,000 | -7.5% | 947 | +6.4% | 0.00% | -25.0% |
| Q3 2016 | $53,000 | +3.9% | 890 | 0.0% | 0.00% | 0.0% |
| Q2 2016 | $51,000 | -20.3% | 890 | +7.9% | 0.00% | -20.0% |
| Q1 2016 | $64,000 | – | 825 | – | 0.01% | – |
Download | ||||||
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% |