PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 201 filers reported holding PROTO LABS INC in Q4 2016. The put-call ratio across all filers is 1.56 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2017 | $3,213,000 | +17.3% | 40,020 | -1.7% | 0.01% | +22.2% |
| Q2 2017 | $2,738,000 | +33.6% | 40,720 | +1.5% | 0.01% | +50.0% |
| Q1 2017 | $2,050,000 | +63.5% | 40,120 | +64.3% | 0.01% | +50.0% |
| Q4 2016 | $1,254,000 | +375.0% | 24,420 | +455.0% | 0.00% | +300.0% |
| Q3 2016 | $264,000 | +52.6% | 4,400 | +46.7% | 0.00% | 0.0% |
| Q2 2016 | $173,000 | – | 3,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Brown Capital Management | 3,056,893 | $372,177,000 | 2.77% |
| PREMIER ASSET MANAGEMENT LLC | 67,800 | $8,255,000 | 1.47% |
| Nikko Asset Management Americas, Inc. | 1,976,509 | $240,640,000 | 1.18% |
| Capital Investment Services of America, Inc. | 92,843 | $11,304,000 | 1.16% |
| GAGNON SECURITIES LLC | 58,485 | $7,121,000 | 1.08% |
| DISCIPLINED GROWTH INVESTORS INC /MN | 398,710 | $48,543,000 | 0.98% |
| BENDER ROBERT & ASSOCIATES | 24,260 | $2,954,000 | 0.95% |
| ARK Investment Management | 3,654,854 | $444,978,000 | 0.88% |
| RIVERBRIDGE PARTNERS LLC | 625,607 | $76,168,000 | 0.87% |
| Pembroke Management, LTD | 69,123 | $8,416,000 | 0.70% |