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 | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $216,000 | -28.2% | 1,774 | -9.7% | 0.00% | 0.0% |
| Q4 2020 | $301,000 | +13.6% | 1,964 | -4.0% | 0.00% | 0.0% |
| Q3 2020 | $265,000 | +15.7% | 2,045 | +0.4% | 0.00% | 0.0% |
| Q2 2020 | $229,000 | +11.2% | 2,036 | +0.3% | 0.00% | 0.0% |
| Q4 2019 | $206,000 | -5.5% | 2,030 | -5.0% | 0.00% | 0.0% |
| Q3 2019 | $218,000 | -7.6% | 2,137 | +5.3% | 0.00% | 0.0% |
| Q2 2019 | $236,000 | +10.8% | 2,030 | 0.0% | 0.00% | 0.0% |
| Q1 2019 | $213,000 | -7.0% | 2,030 | 0.0% | 0.00% | 0.0% |
| Q4 2018 | $229,000 | -30.2% | 2,030 | 0.0% | 0.00% | -50.0% |
| Q3 2018 | $328,000 | +36.1% | 2,030 | 0.0% | 0.00% | +100.0% |
| Q2 2018 | $241,000 | – | 2,030 | – | 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% |