PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 188 filers reported holding PROTO LABS INC in Q4 2013. The put-call ratio across all filers is 1.45 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2018 | $1,088,000 | -69.1% | 9,650 | -55.7% | 0.00% | -66.7% |
| Q3 2018 | $3,525,000 | -17.6% | 21,790 | -39.4% | 0.01% | -18.2% |
| Q2 2018 | $4,280,000 | +92.4% | 35,980 | +90.2% | 0.01% | +83.3% |
| Q1 2018 | $2,224,000 | -15.1% | 18,920 | -62.9% | 0.01% | -62.5% |
| Q4 2016 | $2,621,000 | -11.3% | 51,044 | +3.5% | 0.02% | -11.1% |
| Q3 2016 | $2,954,000 | +76.8% | 49,302 | +69.9% | 0.02% | +100.0% |
| Q2 2016 | $1,671,000 | +138.7% | 29,026 | +219.8% | 0.01% | +50.0% |
| Q1 2016 | $700,000 | +104.7% | 9,075 | +69.0% | 0.01% | +200.0% |
| Q4 2015 | $342,000 | -65.8% | 5,371 | -59.0% | 0.00% | -60.0% |
| Q3 2013 | $1,001,000 | -40.6% | 13,109 | -49.5% | 0.01% | -37.5% |
| Q2 2013 | $1,686,000 | – | 25,955 | – | 0.01% | – |
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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% |