PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 243 filers reported holding PROTO LABS INC in Q3 2019. The put-call ratio across all filers is 1.67 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $489,000 | -10.1% | 4,794 | +2.2% | 0.01% | -7.7% |
| Q2 2019 | $544,000 | +10.3% | 4,692 | 0.0% | 0.01% | +8.3% |
| Q1 2019 | $493,000 | -6.8% | 4,692 | 0.0% | 0.01% | -20.0% |
| Q4 2018 | $529,000 | -30.3% | 4,692 | 0.0% | 0.02% | -16.7% |
| Q3 2018 | $759,000 | +66.1% | 4,692 | +22.1% | 0.02% | +50.0% |
| Q2 2018 | $457,000 | -48.2% | 3,842 | -48.9% | 0.01% | -50.0% |
| Q1 2018 | $883,000 | -53.6% | 7,514 | -59.4% | 0.02% | -53.8% |
| Q4 2017 | $1,905,000 | -9.0% | 18,496 | -29.1% | 0.05% | -14.8% |
| Q3 2017 | $2,094,000 | +10.9% | 26,078 | -7.1% | 0.06% | +7.0% |
| Q2 2017 | $1,889,000 | -21.1% | 28,084 | -40.0% | 0.06% | -21.9% |
| Q1 2017 | $2,393,000 | -0.3% | 46,818 | +0.2% | 0.07% | -7.6% |
| Q4 2016 | $2,399,000 | – | 46,716 | – | 0.08% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| DISCIPLINED GROWTH INVESTORS INC /MN | 1,182,213 | $78,735,000 | 1.56% |
| Brown Capital Management | 1,773,887 | $118,141,000 | 0.97% |
| Capital Investment Services of America, Inc. | 110,441 | $7,355,000 | 0.70% |
| GAGNON SECURITIES LLC | 58,725 | $3,911,000 | 0.58% |
| Granite Investment Partners, LLC | 274,461 | $18,279,000 | 0.57% |
| Nikko Asset Management Americas, Inc. | 1,958,029 | $130,561,000 | 0.56% |
| RIVERBRIDGE PARTNERS LLC | 655,945 | $43,686,000 | 0.44% |
| ARK Investment Management | 2,619,323 | $174,447,000 | 0.42% |
| BENDER ROBERT & ASSOCIATES | 20,385 | $1,358,000 | 0.39% |
| OCCUDO QUANTITATIVE STRATEGIES LP | 43,196 | $2,877,000 | 0.34% |