PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 181 filers reported holding PROTO LABS INC in Q2 2015. The put-call ratio across all filers is 1.92 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2015 | $7,916,000 | -27.7% | 113,095 | -30.6% | 0.04% | -17.4% |
| Q4 2014 | $10,951,000 | +97.2% | 163,060 | +102.6% | 0.05% | +109.1% |
| Q3 2014 | $5,552,000 | -67.4% | 80,465 | -61.3% | 0.02% | -68.6% |
| Q2 2014 | $17,026,000 | +62.4% | 207,823 | +34.1% | 0.07% | +59.1% |
| Q1 2014 | $10,487,000 | +241.9% | 154,959 | +259.6% | 0.04% | +238.5% |
| Q4 2013 | $3,067,000 | +482.0% | 43,092 | +524.9% | 0.01% | +550.0% |
| Q3 2013 | $527,000 | – | 6,896 | – | 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% |